diff --git a/OSD/A/AAGIAK.txt b/OSD/A/AAGIAK.txt new file mode 100644 index 00000000..00a41498 --- /dev/null +++ b/OSD/A/AAGIAK.txt @@ -0,0 +1,153 @@ +LOCATION AAGIAK AK + +Tentative Series +MPS +10/2024 + +AAGIAK SERIES + +Depth class: very deep +Drainage class: somewhat poorly drained +Parent material: loamy colluvium over gravelly loamy colluvium derived from mudstone +Landscape: mountains +Landform: mountain slopes +Slopes: 5 to 18 percent +Mean annual precipitation: about 500 mm (19.7 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 85 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive, acid Humic Cryaquepts + +TYPICAL PEDON: Aagiak gravelly silt loam in a willow subalpine community on a southwest facing linear, concave backslope on a slope of 12 percent at an elevation of 460m (1509 ft) + + Oe--0 to 2 cm (0 to 1 in); moderately decomposed plant material; black (10YR 2/1) broken face moist, dark gray (10YR 4/1) broken face dry; many very fine and fine roots throughout; very strongly acid (pH 4.5); abrupt smooth boundary. (1 to 8 cm, 0.5 to 3 in thick) + + A1--2 to 16 cm (1 to 6 in); gravelly silt loam; very dark grayish brown (10YR 3/2) broken face moist; grayish brown (10YR 5/2) broken face dry; moderate coarse subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common very fine roots throughout; few very fine dendritic tubular pores; 20 percent gravel; noneffervescent; very strongly acid (pH 4.6); clear smooth boundary. (10 to 16 cm, 4 to 6 in thick) + + A2--16 to 30 cm (6 to 12in); gravelly silt loam; very dark brown (10YR 2/2) broken face moist, dark grayish brown (10YR 4/2) broken face dry; moderate coarse subangular blocky parts to weak fine granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common very fine roots throughout; few very fine dendritic tubular pores; 20 percent gravel; noneffervescent; very strongly acid (pH 5.0); clear wavy boundary. (8 to 16 cm, 3 to 6 in thick) + + 2Cg1--30 to 100 cm (12 to 39 in); very gravelly fine sandy loam; dark grayish brown (10YR 4/2) broken face moist, light brownish gray (10YR 6/2) broken face dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; very few very fine roots throughout; common very fine dendritic tubular pores; 40 percent gravel; noneffervescent; strongly acid (pH 5.1). (50 to 90 cm, 20 to 35 in thick) + + 2Cg2--100 to 200 cm (39 to 79 in); extremely gravelly fine sandy loam; dark grayish brown (10YR 4/2) broken face moist, light brownish gray (10YR 6/2) broken face dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common very fine irregular pores; 65 percent gravel; noneffervescent; strongly acid (pH 5.3). + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.4946738, longitude -160.2606248, datum WGS84, UTM north 7152740.31 and UTM east 439435.56, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 1 to 8 cm (0.5 to 3 in) +Thickness of umbric epipedon: 18 to 32 cm (7 to 13 in) +Depth to reduced matrix: 17 to 40 cm (7 to 16 in) + +Oe horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 or 2 +Texture: moderately decomposed material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +A horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: silt loam or its gravelly analogue +Sand: 10 to 35 percent +Silt: 55 to 80 percent +Clay: 2 to 10 percent +Rock fragments: 0 to 30 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +A2 horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: silt loam, fine sandy loam or their gravelly analogues +Sand: 10 to 45 percent +Silt: 48 to 80 percent +Clay: 2 to 10 percent +Rock fragments: 0 to 30 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +2Cg1 horizon: +Hue: 10YR or 2.5Y +Value: 4 or 5 moist, 6 to 7 dry +Chroma: 1 or 2 +Texture: silt loam, fine sandy loam or their gravelly analogues +Sand: 15 to 55 percent +Silt: 33 to 80 percent +Clay: 2 to 12 percent +Rock fragments: 15 to 59 percent +Organic matter: 0.4 to 3 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +2Cg2 horizon: +Hue: 10YR or 2.5Y +Value: 4 or 5 moist, 6 to 7 dry +Chroma: 1 or 2 +Texture: silt loam, fine sandy loam or their gravelly analogues +Sand: 15 to 60 percent +Silt: 28 to 80 percent +Clay: 2 to 12 percent +Rock fragments: 35 to 75 percent +Organic matter: 0.4 to 3 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 350 to 550 meters (1150 to 1805 feet) +Parent material: loamy colluvium over gravelly loamy colluvium derived from mudstone +Landform: mountain slopes +Slopes: 5 to 18 percent +Mean annual precipitation: 400 to 500 mm (16 to 20 in) +Mean annual air temperature: -6 to -2 degrees C. (21to 30 degrees F.) +Frost free period: 70 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Apkun, Apun, Fluffle, Iyyagrik, Managaarak and Siku soils. +Apkun soils have a lithic contact at depths between 50 to 100 cm (20 to 40 in), lack aquic conditions, have a fragmental layer starting between 35 to 84 cm (14 to 33 in), have a gelic soil temperature regime, and occur on mountainflanks, upper and center thirds +Apun soils have permafrost, have aquic conditions starting between 0 to 25 cm (0 to 10 in), have a histic epipedon, have cryoturbation, have a coarse-loamy particle size class, have a nonacid reaction class, have a gelic soil temperature regime, and occur on terraces, footslopes, saddles, and mountainbases +Fluffle soils have aquic conditions starting between 0 to 25 cm (0 to 10 in), have an ochric epipedon, have a cambic horizon, have a coarse-loamy particle size class, have a nonacid reaction class, and occur on flood plains +Iyyagrik soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), lack aquic conditions, have a mollic epipedon, have a pH range of 5.5 to 7.3 in the mineral horizons, and occur on mountainflanks, upper third +Managaarak soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), lack aquic conditions, have a fragmental layer starting between 41 to 93 cm (16 to 37 in), have an ochric epipedon, have a gelic soil temperature regime, and occur on mountainflanks, upper third +Siku soils have aquic conditions starting between 0 to 25 cm (0 to 10 in), have a folistic epipedon, have a cambic horizon, have a gelic soil temperature regime, and occur on mountainflanks, upper, center, and lower thirds + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: somewhat poorly drained +Saturation during normal years: saturated between 25 and 50 cm (10 and 20 in) during the growing season +Saturated Hydraulic Conductivity: very high in the Oe horizon, moderately high in the A1 horizon, and moderately high to high in the A2, 2Cg1, and 2Cg2 horizons +Permeability: rapid to very rapid in the Oe horizon, moderate in the A1 horizon, and moderate to rapid in the A2, 2Cg1, and 2Cg2 horizons +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: tealeaf willow, bluejoint, woodland horsetail, moss, yellow thimbleweed, dwarf raspberry, larkspurleaf monkshood, heartleaf saxifrage + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 27 to 102 cm (11 to 40 in) + +Umbric epipedon: 2 to 30 cm (1 to 12 in) (A1 and A2 horizons) + +Reduced matrix: 30 to 200 cm (12 to 79 in) (2Cg1 and 2Cg2 horizons) + +Lithologic discontinuity: 30 to 200 cm (12 to 79 in) (2Cg1 and 2Cg2 horizons) + +Aquic conditions: 30 to 200 cm (12 to 79 in) (2Cg1 and 2Cg2 horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180737 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/A/ALLIKSUK.txt b/OSD/A/ALLIKSUK.txt new file mode 100644 index 00000000..fe0949fc --- /dev/null +++ b/OSD/A/ALLIKSUK.txt @@ -0,0 +1,137 @@ +LOCATION ALLIKSUK AK + +Tentative Series +SWD/CBB +10/2024 + +ALLIKSUK SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: loamy alluvium derived from metamorphic and sedimentary rock +Landscape: river valleys +Landform: terraces +Slopes: 0 to 8 percent +Mean annual precipitation: about 450 mm (17.72 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Coarse-loamy, mixed, superactive Fluventic Haplocryepts + +TYPICAL PEDON: Alliksuk silt loam in a white spruce woodland on an east facing linear, linear terrace tread on a slope of 2 percent at an elevation of 122 m (400 ft) + + Oe--0 to 4 cm (0 to 2 in); moderately decomposed plant material, very dark brown (10YR 2/2) broken face moist, dark grayish brown (10YR 4/2) broken face dry; many very fine and fine roots throughout; strongly acid (pH 5.4); abrupt smooth boundary. (2 to 5 cm, 1 to 2 in thick) + + Bw--4 to 32 cm (2 to 13 in); silt loam, very dark grayish brown (2.5Y 3/2) broken face moist, grayish brown (2.5Y 5/2) broken face dry; weak medium subangular blocky structure; very friable, soft, nonsticky, nonplastic; nonsmeary; few very fine, fine, and coarse roots throughout; very fine and fine irregular pores; 2 % of SOM; 1.16 % of SOC; slightly acid (pH 6.2); clear smooth boundary. (20 to 60 cm, 8 to 24 in thick) + + Bjj--32 to 85 cm (13 to 34 in); sandy loam, 90 percent very dark grayish brown (2.5Y 3/2) broken face and 10 percent black (10YR 2/1) broken face moist, 90 percent grayish brown (2.5Y 5/2) broken face and 10 percent dark gray (10YR 4/1) broken face dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few very fine roots top of horizon; very fine irregular pores; 5 percent gravel; 3 % of SOM; 1.74 % of SOC; slightly acid (pH 6.3); clear smooth boundary. (20 to 65 cm, 8 to 26 in thick) + + C--85 to 200 cm (34 to 79 in); gravelly sandy loam, very dark grayish brown (2.5Y 3/2) broken face moist, grayish brown (2.5Y 5/2) broken face dry; structureless massive; slightly hard, friable, nonsticky, nonplastic; nonsmeary; very fine irregular pores; 10 percent medium, prominent, irregular brown (7.5R 4/4), moist, masses of oxidized iron in matrix; 20 percent gravel; 1.96 % of SOM; 1.13 % of SOC; slightly acid (pH 6.4). (70 to 158 cm, 28 to 62 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 13 minutes 5.18 seconds north, longitude 160 degrees 10 minutes 42.85 seconds west, datum WGS84, UTM north 7121848.50 and UTM east 442805.85, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 2 to 5 cm (1 to 2 in) +Thickness of ochric epipedon: 22 to 65 cm (9 to 14 in) +Thickness of cambic horizon: 64 to 195 cm (25 to 77 in) +Depth to redoximorphic concentrations: 42 to 130 cm (16 to 51 in) +Depth to cryoturbation: 22 to 65 cm (9 to 14 in) + +Oe horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: moderately decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to moderately acid (pH 3.5 to 6.0) + +Bw horizon: +Hue: 2.5Y or 10YR +Value: 3 to 4 moist, 5 to 6 dry +Chroma: 1 to 3 +Texture: silt loam +Sand: 20 to 48 percent +Silt: 50 to 78 percent +Clay: 2 to 8 percent +Organic matter: 1 to 4 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) + +Bjj horizon: +Hue: 2.5Y or 10YR +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 3 +Texture: sandy loam or silt loam +Sand: 20 to 60 percent +Silt: 32 to 78 percent +Clay: 2 to 8 percent +Rock fragments: 0 to 14 percent +Gravels: 0 to 14 percent +Organic matter: 1 to 4 percent +Reaction class: moderately acid to slightly acid (pH 5.6 to 6.5) + +C horizon: +Hue: 2.5Y, 5Y, or 10YR +Value: 2 to 5 +Chroma: 2 to 4 +Texture: sandy loam, silt loam, or their gravelly analogues +Sand: 20 to 60 percent +Silt: 32 to 78 percent +Clay: 2 to 8 percent +Rock fragments: 0 to 30 percent +Gravels: 0 to 30 percent +Organic matter: 0.4 to 3 percent +Reaction class: moderately acid to slightly acid (pH 5.6 to 6.5) + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 50 to 380 meters (165 to 1,245 feet) +Parent material: loamy alluvium derived from metamorphic and sedimentary rock +Landform: terraces +Slopes: 0 to 8 percent +Mean annual precipitation: 400 to 500 mm (16 to 20 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Kiuriruk and Asriavik soils. +Kiuriruk soils a histic epipedon and permafrost within 100 cm (40 in) and occur on similar landforms on poorly drained treads. +Asriavik soils have a folistic epipedon and loamy-skeletal over sandy or sandy-skeletal particle size class and occur on similar landforms on treads. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe horizon, moderately high in the Bw horizon, and moderately high to high in the Bjj and C horizons +Permeability: rapid to very rapid in the Oe horizon, moderate in the Bw horizon, and moderate to rapid in the Bjj and C horizons +Runoff: low + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: dwarf birch, bog blueberry, polytrichum moss, splendid feather moss, marsh Labrador tea, white spruce, lingonberry, greygreen reindeer lichen, star reindeer lichen, reindeer lichen, bluejoint, black crowberry, tealeaf willow, cloudberry, and beauverd spirea. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 29 to 104 cm (11 to 41 in) + +Ochric epipedon: 0 to 32 cm (0 to 13 in) (Oe and Bw horizons) + +Cambic horizon: 4 to 85 cm (2 to 33 in) (Bw and Bjj horizons) + +Redoximorphic concentrations: 85 to 200 cm (33 to 79 in) (C horizon) + +Cryoturbation: 32 to 85 cm (13 to 33 in) (Bjj horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180857 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/A/AMIGAK.txt b/OSD/A/AMIGAK.txt new file mode 100644 index 00000000..4e24c2cd --- /dev/null +++ b/OSD/A/AMIGAK.txt @@ -0,0 +1,168 @@ +LOCATION AMIGAK AK + +Tentative Series +SAS/CBB +10/2024 + +AMIGAK SERIES + +Depth class: very deep +Drainage class: poorly drained +Parent material: organic material over loamy slope alluvium derived from graywacke +Landscape: hills +Landform: hillslopes +Slopes: 3 to 15 percent +Mean annual precipitation: about 400 mm (15.75 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Fine-loamy, mixed, superactive, nonacid, subgelic Histic Gelaquepts + +TYPICAL PEDON: Amigak peat in a black spruce open forest on an east facing convex, linear backslope on a slope of 9 percent at an elevation of 115 m (377 ft) + + Oi--0 to 18 cm (0 to 7 in); peat, brown (7.5YR 4/4) broken face moist, light brown (7.5YR 6/4) broken face dry; many very fine and coarse, common fine, and few medium roots throughout; strongly acid (pH 5.1); clear smooth boundary (12 to 22 cm, 5 to 9 in thick) + + Oe--18 to 27 cm (7 to 11 in); mucky peat, black (10YR 2/1) broken face moist, dark gray (10YR 4/1) broken face dry; many very fine and common fine roots throughout; slightly acid (pH 6.5); clear smooth boundary (8 to 15 cm, 3 to 6 in thick) + + Ajjg--27 to 48 cm (11 to 19 in); silt loam, 50 percent black (7.5YR 2.5/1) broken face and 30 percent very dark grayish brown (10YR 3/2) broken face and 20 percent dark grayish brown (10YR 4/2) broken face moist, 50 percent dark gray (7.5YR 4/1) broken face and 30 percent grayish brown (10YR 5/2) broken face and 20 percent light brownish gray (10YR 6/2) broken face dry; weak coarse granular structure; friable, slightly hard, nonsticky, nonplastic; weakly smeary; many very fine and few fine roots throughout; very fine irregular pores; 3 percent medium, distinct, lenticular, noncoherent dark brown (7.5YR 3/4), moist, masses of oxidized iron with clear boundaries in matrix; neutral (pH 6.7); clear irregular boundary. (2 to 25 cm, 1 to 10 in thick) + + Bg1--48 to 68 cm (19 to 26.8 in); silt loam, dark gray (5Y 4/1) broken face moist, gray (5Y 6/1) broken face dry; moderate thin platy structure; slightly hard, friable, slightly sticky, moderately plastic; nonsmeary; common very fine roots throughout; very fine irregular pores; 25 percent medium, prominent, irregular, noncoherent dark brown (7.5YR 3/4), moist, masses of oxidized iron with clear boundaries in matrix; 10 percent gravel; neutral (pH 7.1); clear smooth boundary. (8 to 25 cm, 3 to 10 in thick) + + Bg2--68 to 95 cm (26.8 to 37 in); loam, very dark gray (5Y 3/1) broken face moist, gray (5Y 5/1) broken face dry; weak very fine granular structure; friable, slightly hard, slightly sticky, slightly plastic; nonsmeary; few very fine roots throughout; very fine irregular pores; 10 percent coarse, prominent, irregular, noncoherent dark yellowish brown (10YR 4/4), moist, masses of oxidized iron with clear boundaries in matrix; 10 percent gravel; neutral (pH 7.1); clear smooth boundary. (20 to 40 cm, 8 to 16 in thick) + + Cg--95 to 200 cm (37 to 79 in); gravelly loam, dark grayish brown (2.5Y 4/2) broken face moist, light brownish gray (2.5Y 6/2) broken face dry; structureless massive; friable, slightly hard, slightly sticky, slightly plastic; nonsmeary; very fine irregular pores; 50 percent fine, distinct, irregular, noncoherent dark yellowish brown(10YR 4/4), moist, masses of oxidized iron with clear boundaries in matrix; 20 percent gravel; neutral (pH 7.3). (73 to 150 cm, 29 to 59 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 65 degrees 14 minutes 19.59 seconds north, longitude 161 degrees 4 minutes 22.15 seconds west, datum WGS84, UTM north 7236657.35 and UTM east 403139.83, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of organic material: 20 to 37 cm (8 to 15 in) +Thickness of histic epipedon: 20 to 37 cm (8 to 15 in) +Thickness of cambic horizon: 30 to 90 cm (12 to 35 in) +Depth to redoximorphic concentrations: 20 to 37 cm (8 to 15 in) +Depth to reduced matrix: 22 to 62 cm (9 to 24 in) +Depth to cryoturbation: 20 to 37 cm (8 to 15 in) + +Oi horizon: +Hue: 7.5YR or 10YR +Value: 2 to 4 +Chroma: 1 to 4 +Texture: peat +Organic matter: 60 to 90 percent +Reaction class: extremely acid to slightly acid (pH 3.5 to 6.5) + +Oe horizon: +Hue: 10YR, 7.5YR, or 5YR +Value: 2 to 3 +Chroma: 1 to 2 +Texture: mucky peat +Organic matter: 60 to 90 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +Ajjg horizon: +Hue: 7.5YR, 10YR, or 2.5Y +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 3 +Texture: silt loam or silt +Sand: 5 to 25 percent +Silt: 63 to 91 percent +Clay: 4 to 12 percent +Organic matter: 2 to 4 percent +Reaction class: slightly acid to neutral (pH 6.1 to 7.3) + +Bg1 horizon: +Hue: 5Y, 10Y, or 2.5Y +Value: 3 to 4 moist, 5 to 6 dry +Chroma: 0 to 2 +Texture: silt loam or silty clay loam +Sand: 5 to 30 percent +Silt: 48 to 79 percent +Clay: 16 to 32 percent +Rock fragments: 0 to 14 percent +Gravels: 0 to 14 percent +Organic matter: 1 to 3 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +Bg2 horizon: +Hue: 5Y or 2.5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 to 3 +Texture: loam or silty clay loam +Sand: 5 to 40 percent +Silt: 33 to 68 percent +Clay: 18 to 35 percent +Rock fragments: 0 to 14 percent +Gravels: 0 to 14 percent +Organic matter: 1 to 3 percent +Reaction class: slightly acid to neutral (pH 6.1 to 7.3) + +Cg horizon: +Hue: 2.5Y or 5Y +Value: 4 to 5 moist, 6 to 7 dry +Chroma: 1 to 2 +Texture: loam, silt loam, or their gravelly analogues +Sand: 15 to 35 percent +Silt: 42 to 69 percent +Clay: 16 to 23 percent +Rock fragments: 0 to 25 percent +Gravels: 0 to 25 percent +Organic matter: 0.4 to 2 percent +Reaction class: slightly acid to slightly alkaline (pH 6.1 to 7.8) + +Some pedons have a coarse-loamy particle size class and/or free carbonates at depths greater than 140 cm (55 in). + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 50 to 450 meters (165 to 1,475 feet) +Parent material: organic material over loamy slope alluvium derived from graywacke +Landform: hillslopes +Slopes: 3 to 15 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -7 to -1 degrees C. (19 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Uluun, Siksrik, Agitchuk, Anugi, and Imak soils. +Uluun soils have a folistic epipedon, a cryic temperature regime, and occur on similar landforms on backslope positions. +Siksrik soils have an ochric epipedon, are well drained, and occur on similar landforms on backslope and footslope positions. +Agitchuk soils have a coarse-loamy particle size class, an acid reaction class, and occur on similar landforms on backslope, footslope, and toeslope positions. +Anugi soils have an ochric epipedon, a loamy-skeletal particle size class, and occur on mountain slopes. +Imak soils have permafrost within 100 cm (40 in) and occur on similar landforms on footslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: poorly drained +Saturated Hydraulic Conductivity: moderately high to high in the Oi, Oe, Bg2, and Cg horizons; modeately high in the Ajjg and Bg1 horizons +Permeability: moderate to moderately rapid in the Oi, Oe, and Cg horizons; moderate in the Ajjg horizon; slow to moderate in the Bg1 horizon; and slow to moderately rapid in the Bg2 horizon +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: woodland horsetail, Schreber's big red stem moss, black spruce, bog blueberry, arctic sweet coltsfoot, marsh Labrador tea, cloudberry, moss, tealeaf willow, sphagnum, field horsetail, black crowberry, lingonberry, splendid feather moss, aulacomnium moss, reindeer lichen, cup lichen, greygreen reindeer lichen, cetraria lichen, cup lichen, felt lichen, dwarf birch, and bluejoint. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 52 to 127 cm (20 to 50 in) + +Histic epipedon: 0 to 27 cm (0 to 11 in) (Oi and Oe horizons) + +Cambic horizon: 27 to 95 cm (11 to 37 in) (Ajgg, Bg1, and Bg2 horizons) + +Redoximorphic concentrations: 27 to 200 cm (11 to 79 in) (Ajgg, Bg1, Bg2, and Cg horizons) + +Aquic conditions: 0 to 200 cm (0 to 79 in) + +ADDITIONAL DATA: + +User pedon ID: 2023AK180240 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/A/ANIRUK.txt b/OSD/A/ANIRUK.txt new file mode 100644 index 00000000..f320e539 --- /dev/null +++ b/OSD/A/ANIRUK.txt @@ -0,0 +1,155 @@ +LOCATION ANIRUK AK + +Tentative Series +MJS/CBB +10/2024 + +ANIRUK SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: gravelly loamy colluvium derived from mudstone +Landscape: mountains +Landform: mountain slopes +Slopes: 40 to 80 percent +Mean annual precipitation: about 400 mm (15.75 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 85 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive Typic Haplocryepts + +TYPICAL PEDON: Aniruk very flaggy silt loam in a bluejoint, birch, and white spruce community on a southeast facing linear, linear backslope on a slope of 63 percent at an elevation of 310 m (1017 ft) + + Oe--0 to 10 cm (0 to 4 in); very flaggy moderately decomposed plant material; dark reddish brown (5YR 2.5/2) moist, dark reddish gray (5YR 4/2) dry; many very fine and coarse roots and common fine roots; 50 percent stones; moderately acid (pH 5.7); clear wavy boundary. (4 to 12 cm, 2 to 5 in thick) + + A--10 to 18 cm (4 to 7 in); very flaggy silt loam, dark brown (7.5YR 3/2) moist, brown (7.5YR 5/2) dry; moderate fine granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; many very fine roots, common fine roots, and many coarse roots throughout; very fine and fine dendritic tubular pores; 50 percent stones by volume; strongly acid (pH 5.3); clear wavy boundary. (3 to 16 cm, 1 to 6 in thick) + + Bw1--18 to 65 cm (7 to 26 in); very flaggy silt loam, brown (7.5YR 4/2) moist, pinkish gray (7.5YR 6/2) dry; moderate fine granular structure; friable, slightly hard, slightly sticky, slightly plastic; nonsmeary; common very fine, few fine, and common coarse roots throughout; very fine and fine dendritic tubular pores; 50 percent stones by volume; neutral (pH 6.6); clear wavy boundary. (10 to 65 cm, 4 to 26 in thick) + + Bw2--65 to 200 cm (26 to 79 in); extremely flaggy loam, brown (10YR 4/3) moist, pale brown (10YR 6/3) dry; moderate medium granular structure; friable, slightly hard, slightly sticky, slightly plastic; nonsmeary; very fine irregular pores; 65 percent stones by volume; neutral (pH 6.9). (107 to 183 cm, 42 to 72 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; Latitude 64 degrees 37 minutes 27.36 seconds north and Longitude 160 degrees 9 minutes 36.25 seconds west, datum WGS84, UTM north 7167088.46 and UTM east 444530.26, zone 4W, datum WGS84 + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 4 to 12 cm (2 to 5 in) +Thickness of ochric epipedon: 0 to 18 cm (0 to 7 in) +Thickness of cambic horizon: 18 to 200 cm (7 to 79 in) + +Oe horizon: +Hue: 5YR, 7.5YR or 10YR +Value: 2 to 2.5 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: moderately decomposed plant material +Rock fragments: 0 to 55 percent +Organic matter: 60 to 90 percent +Reaction class: very strongly acid to moderately acid (pH 4.5 to 6.0) + +A horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: silt loam, sandy loam, fine sandy loam or their flaggy analogues +Sand: 10 to 70 percent +Silt: 20 to 80 percent +Clay: 3 to 15 percent +Rock fragments: 35 to 70 percent +Stones: 0 to 15 percent +Flagstones: 25 to 70 percent +Organic matter: 2 to 8 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) + +Bw1 horizon: +Hue: 7.5YR or 10YR +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 2 to 6 +Texture: silt loam or their flaggy analogues +Sand: 15 to 65 percent +Silt: 21 to 79 percent +Clay: 6 to 15 percent +Rock fragments: 40 to 75 percent +Stones: 0 to 20 percent +Flagstones: 30 to 65 percent +Organic matter: 1 to 4 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +Bw2 horizon: +Hue: 10YR or 2.5Y +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 2 to 3 +Texture: loam, silt loam or their flaggy analogues +Sand: 34 to 65 percent +Silt: 19 to 50 percent +Clay: 6 to 15 percent +Rock fragments: 45 to 75 percent +Stones: 0 to 20 percent +Flagstones: 30 to 65 percent +Organic matter: 1 to 4 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +Some pedons have a lithic contact at depths shallower than 100 cm (40 in). + +COMPETING SERIES: These are the Targhee (ID/CO/MT), Mountedith, Kegsprings, Nooney, Garlet (MT), Nunatak, Butchlake, Basaltlake, Telay, Soakpak (AK ), Raymond (WY), Storm, Enentah (CO), Cuberant (UT), and Gromes (NM) series. +Targhee soils have a lithologic discontinuity at 76 cm (30 in) and lithic contact of rhyolitic tuff. +Mountedith soils have an E horizon and are formed from mixed igneous and sedimentary rock. +Kegsprings soils have an Oi horizon of slightly decomposed forest litter and occur above 2000 m (6500 ft) elevation. +Nooney soils have lithic contact of metasedimentary bedrock at 125 cm (49 in). +Garlet soils have E horizons and pedogenic accumulations of calcium carbonates below 122 cm (48 in). +Nunatak soils have lithic contact at 113 cm (44 in). +Basaltlake soils have a lithologic discontinuity and a buried genetic horizon. +Butchlake soils have a lithologic discontinuity and occur on glacial hills. +Telay soils have a lithologic discontinuity to glacial till material. +Soakpak soils have a mean annual soil temperature below 0 degrees C. (32 F.) and have a lithologic discontinuity. +Raymond soils are shallow to paralithic contact and do not have O horizons. +Storm soils have an E horizon and clay loam textures. +Enentah soils have albic and spodic horizons. +Cuberant soils have lithic contact to quartzite at 91 cm (36 cm). +Gromes soils do not have O horizons and have shallower cambic horizons. + +GEOGRAPHIC SETTING: +Elevation: 100 to 430 meters (330 to 1410 feet) +Parent material: gravelly loamy colluvium derived from mudstone +Landform: mountain slopes +Slopes: 40 to 80 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -6 to -2 degrees C. (21 to 28 degrees F.) +Frost free period: 70 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Golsovia, Kinak, and Anugi soils. +Golsovia soils have a paralithic contact at depths between 87 to 175 cm (34 to 69 in) and occur on valley escarpment landforms. +Kinak soils have an umbric epipedon from 8 to 50 cm (3 to 20 in) and occur on similar landforms on nose slopes of backslopes. +Anugi soils have lithic contacts at depths between 150 to 199 cm (60 to 79 in) and occur on similar landforms on shallower backslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe horizon, and moderately high to high in the A and Bw horizons. +Permeability: rapid to very rapid in the Oe horizon, and moderate to rapid in the A and Bw horizons. +Runoff: high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: bluejoint, resin birch, Siberian alder, splendid feather moss, marsh Labrador tea, bog blueberry, reindeer lichen, white spruce, Beauverd spirea, greygreen reindeer lichen, and polytrichum moss. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 35 to 110 cm (14 to 43 in) + +Ochric epipedon: 0 to 18 cm (0 to 7 in) (Oe and A horizons) + +Cambic horizon: 18 to 200 cm (7 to 79 in) (A, Bw1, and Bw2 horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180805 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/A/APKUN.txt b/OSD/A/APKUN.txt new file mode 100644 index 00000000..428adfd9 --- /dev/null +++ b/OSD/A/APKUN.txt @@ -0,0 +1,156 @@ +LOCATION APKUN AK + +Tentative Series +MPS +10/2024 + +APKUN SERIES + +Depth class: moderately deep to lithic bedrock +Drainage class: well drained +Parent material: gravelly loamy colluvium over gravelly residuum weathered from graywacke +Landscape: mountains +Landform: mountains slopes +Slopes: 10 to 55 percent +Mean annual precipitation: about 500 mm (19.7 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive, acid, subgelic Typic Humigelepts + +TYPICAL PEDON: Apkun very gravelly silt loam in a dwarf ericaceous subalpine community on a southwest facing convex, linear backslope on a slope of 26 percent at an elevation of 452m (1483 ft) + + Oe--0 to 4 cm (0 to 2 in); moderately decomposed plant material; very dark brown (7.5YR 2.5/2) broken face moist, brown (7.5YR 4/2) broken face dry; many very fine, fine, and medium roots throughout; very strongly acid (pH 4.6); clear smooth boundary. (3 to 10 cm, 1 to 4 in thick) + + A1--4 to 27 cm (2 to 11 in); very gravelly silt loam; black (10YR 2/1) broken face moist, dark gray (10YR 4/1) broken face dry; moderate medium subangular blocky parts to weak fine granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; many very fine, fine and moderately few medium roots throughout; many very fine dendritic tubular pores; 40 percent gravel; noneffervescent; extremely acid (pH 4.0); clear smooth boundary. (10 to 26 cm, 4 to 10 in thick) + + A2--27 to 43 cm (11 to 17 in); extremely gravelly silt loam; very dark grayish brown (10YR 3/2) broken face moist, grayish brown (10YR 5/2) broken face dry; weak fine granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; moderately few very fine and fine roots throughout; few very fine and fine dendritic tubular pores; 6 percent cobbles, 55 percent gravel; noneffervescent; very strongly acid (pH 4.9); clear smooth boundary. (8 to 18 cm, 3 to 7 in thick) + + C1--43 to 70 cm (17 to 28 in); extremely gravelly silt loam; dark grayish brown (10YR 4/2) moist, light brownish gray (10YR 6/2) dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few medium interstitial pores; 5 percent cobbles, 75 percent gravel; noneffervescent; strongly acid (pH 5.2); clear wavy boundary. (14 to 30 cm, 6 to 12 in thick) + + 2C2--70 to 90 cm (28 to 35 in); gravel; many medium, fine, and coarse interstitial pores; 5 percent cobbles, 90 percent gravel; gradual irregular boundary. (10 to 25 cm, 4 to 10 in thick) + + 2R--90 to 115 cm (35 to 45 in); indurated graywacke bedrock. + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.5905212, longitude -160.1933790, datum WGS84, UTM north 7163357.69 and UTM east 442866.85, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of organic material: 3 to 10 cm (1 to 4 in) +Thickness of umbric epipedon: 18 to 42 cm (7 to 17 in) +Depth to lithic contact: 50 to 100 cm (20 to 39 in) + +Oe horizon: +Hue: 2.5YR, 5YR, 7.5YR, 10YR +Value: 2 or 2.5 moist, 4 dry +Chroma: 1 or 2 +Texture: moderately decomposed material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to very strongly acid (pH 3.5 to 5) + +A1 horizon: +Hue: 5YR, 7.5YR, 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: silt, silt loam or their gravelly analogues +Sand: 5 to 35 percent +Silt: 57 to 92 percent +Clay: 3 to 8 percent +Rock fragments: 15 to 55 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to very strongly acid (pH 3.5 to 5) + +A2 horizon: +Hue: 5YR, 7.5YR, 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: silt loam or its gravelly or cobbly analogues +Sand: 5 to 40 percent +Silt: 50 to 83 percent +Clay: 3 to 12 percent +Rock fragments: 35 to 85 percent +Gravels: 35 to 60 percent +Cobbles: 0 to 35 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +C1 horizon: +Hue: 10YR or 2.5Y +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 3 +Texture: silt loam or its gravelly or cobbly analogues +Sand: 5 to 40 percent +Silt: 50 to 83 percent +Clay: 2 to 12 percent +Rock fragments: 45 to 85 percent +Gravels: 35 to 80 percent +Cobbles: 0 to 40 percent +Organic matter: 0.4 to 3 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +2C2 horizon: +In lieu of texture: gravel, cobbles +Rock fragments: 90 to 100 percent +Gravels: 45 to 100 percent +Cobbles: 0 to 45 percent + +2R horizon: +Strongly coherent to indurated graywacke bedrock + +COMPETING SERIES: This is the Piksrun (AK) series. +Piksrun soils lack lithic contact within 200 cm (79 in) and lack a fragmental layer + +GEOGRAPHIC SETTING: +Elevation: 250 to 700 meters (820 to 2300 feet) +Parent material: gravelly loamy colluvium over gravelly residuum weathered from graywacke +Landform: mountains slopes +Slopes: 10 to 55 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Debauch, Ingik, Kikku, Myoukchuk, Niakuk, Nunanjiak, Piksrun, and Ugguktuk soils. +Debauch soils have a paralithic contact at depths between 25 to 50 cm (10 to 20 in), have an ochric epipedon, lack a fragmental layer, have a nonacid reaction class, and occur on ridges +Ingik soils have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), have an ochric epipedon, lack a fragmental layer, have a nonacid reaction class, have a cryic soil temperature regime, and occur on mountainflanks, upper third +Kikku soils have aquic conditions starting between 0 to 25 cm (0 to 10 in), have a reduced matrix starting within 50 cm (20 in), lack a lithic contact within 200 cm (79 in), lack a fragmental layer, have a histic epipedon, have free carbonates below 40 cm (16 in), have a fine-loamy particle size class, have a nonacid reaction class, and occur on shoulders and mountainflanks, upper thirds +Myoukchuk soils have a paralithic contact at depths between 100 to 150 cm (40 to 60 in), have an ochric epipedon, have a fragmental particle size class, have a cryic soil temperature regime, and occur mountainflanks, lower third on valley sides and on mountainflanks, upper third +Niakuk soils have a lithic contact at depths between 100 to 150 cm (39 to 59 in), have an ochric epipedon, have a cambic horizon, have a coarse-loamy over fragmental particle size class, have a cryic soil temperature regime, and occur on similar landforms on mountainflanks, upper and center thirds +Nunanjiak soils have a paralithic contact at depths between 100 to 150 cm (40 to 60 in), lack a fragmental layer, have a folistic epipedon, have andic soil properties, have a cambic horizon, can have spodic materials, have a medial over loamy-skeletal particle size class, have a cryic soil temperature regime, and occur on head slopes and mountainflanks, center third +Piksrun soils lack lithic contact within 200 cm (79 in), lack a fragmental layer, and occur on similar landforms on mountainflanks, upper and center thirds +Ugguktuk soils have aquic conditions starting between 25 to 50 cm (10 to 20 in), have a reduced matrix starting within 50 cm (20 in), lack a lithic contact within 200 cm (79 in), lack a fragmental layer, have an ochric epipedon, have a cambic horizon, have a cryic soil temperature regime, and occur on saddles and broad ridges + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe and 2C2 horizons and moderately high in the A1, A2, C1 horizons +Permeability: rapid to very rapid in the Oe horizon, moderate to moderately rapid in the A1, A2, and C1 horizons, and very rapid in the 2C2 horizon +Runoff: high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: dwarf birch, marsh Labrador tea, black crowberry, lingonberry, red fescue, smallawned sedge, alpine sweetgrass, arctic willow, Flavocetraria cucullate, beauverd spirea, reindeer lichen, greygreen reindeer lichen, lichen, moss, polytrichum moss, racomitrium moss + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 29 to 90 cm (11 to 35 in) + +Umbric epipedon: 4 to 43 cm (2 to 17 in) (A1 and A2 horizons) + +Lithologic discontinuity: 70 to 115 cm (28 to 45 in) (2C2 and 2R horizons) + +Lithic contact: 90 to 115 cm (35 to 45 in) (2R horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180747 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/A/ATKAKTUK.txt b/OSD/A/ATKAKTUK.txt new file mode 100644 index 00000000..0799624c --- /dev/null +++ b/OSD/A/ATKAKTUK.txt @@ -0,0 +1,127 @@ +LOCATION ATKAKTUK AK + +Tentative Series +SAS/MPS +10/2024 + +ATKAKTUK SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: gravelly loamy colluvium over gravelly colluvium derived from sandstone +Landscape: mountains +Landform: mountain slopes +Slopes: 15 to 75 percent +Mean annual precipitation: about 500 mm (19.7 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal over fragmental, isotic over mixed, acid, subgelic Typic Humigelepts + +TYPICAL PEDON: Atkaktuk extremely cobbly highly organic silt loam in a dryas lichen talus slope alpine community on a northeast facing linear, linear backslope on a slope of 49 percent at an elevation of 535m (1755 ft) + + A1--0 to 13 cm (0 to 5 in); extremely cobbly highly organic silt loam; black (10YR 2/1) moist, dark gray (10YR 4/1) dry; weak fine granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; many very fine and common fine roots throughout; common very fine and fine dendritic tubular pores; 5 percent stones, 15 percent gravel, 45 percent cobbles; noneffervescent; very strongly acid (pH 4.7); clear irregular boundary. (5 to 15 cm, 2 to 6 in thick) + + A2--13 to 45 cm (5 to 18 in); extremely stony loam; very dark grayish brown (10YR 3/2) moist, grayish brown (10YR 5/2) dry; weak medium granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; common very fine and fine roots throughout; few very fine tubular pores; 5 percent gravel, 15 percent cobbles, 45 percent stones; noneffervescent; very strongly acid (pH 4.9); clear irregular boundary. (30 to 45 cm, 12 to 18 in thick) + + 2C--45 to 200 cm (18 to 79 in); cobbles; many very coarse interstitial and common coarse interstitial pores; 5 percent gravel, 15 percent stones, 80 percent cobbles. + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.3798034, longitude -160.2193957, datum WGS84, UTM north 7139902.27 and UTM east 441170.37, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of umbric epipedon: 35 to 60 cm (14 to 24 in) + +A1 horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: highly organic silt loam or its cobbly analogue +Sand: 5 to 45 percent +Silt: 50 to 83 percent +Clay: 3 to 15 percent +Rock fragments: 60 to 70 percent +Gravels: 0 to 30 percent +Cobbles: 20 to 55 percent +Stones: 0 to 10 percent +Organic matter: 10 to 19 percent +Reaction class: extremely acid to very strongly acid (pH 3.5 to 5.0) + +A2 horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 4 +Texture: silt loam, loam or their stony analogues +Sand: 15 to 50 percent +Silt: 35 to 80 percent +Clay: 3 to 15 percent +Rock fragments: 60 to 85 percent +Gravels: 0 to 10 percent +Cobbles: 0 to 25 percent +Stones: 25 to 90 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +2C horizon: +In lieu of texture: stones, cobbles +Rock fragments: 90 to 100 percent +Gravels: 0 to 10 percent +Cobbles: 35 to 90 percent +Stones: 5 to 50 percent + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 250 to 800 meters (820 to 2625 feet) +Parent material: gravelly loamy colluvium over gravelly colluvium derived from sandstone +Landform: mountain slopes +Slopes: 15 to 75 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Aklak, Aullasik, Continentaldivide, Ingik, Kulik, Managaarak, Nautchiak, Nunanjiak, Tatkik, and Ugguktuk soils. +Aklak soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 22 to 78 cm (9 to 31 in), have a mollic epipedon, have a fragmental particle size class, and occur on mountainflanks, upper and center thirds +Aullasik soils have a lithic contact at depths between 150 to 200 cm (60 to 79 in), have a cambic horizon, lack a fragmental layer, have a loamy-skeletal particle size class, have a cryic soil temperature regime, and occur on mountainflanks, center third +Continentaldivide soils have a lithic contact at depths between 25 to 50 cm (10 to 20 in), have an mollic epipedon, lack a fragmental layer, have a loamy-skeletal particle size class, have a nonacid reaction class, and occur on ridges +Ingik soils have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), have an ochric epipedon, lack a fragmental layer, have a loamy-skeletal particle size class, have a nonacid reaction class, have a cryic soil temperature regime, and occur on similar landforms on mountainflanks, upper third +Kulik soils have a lithic contact at depths between 50 to 100 cm (20 to 40 in), have an mollic epipedon, have a cambic horizon, lack a fragmental layer, have a loamy-skeletal particle size class, have a nonacid reaction class, and occur on mountainflanks, upper and center thirds +Managaarak soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 41 to 93 cm (16 to 37 in), have an ochric epipedon, have a loamy-skeletal particle size class, and occur on similar landforms on mountainflanks, upper third +Nautchiak soils have an ochric epipedon, have a cambic horizon, lack a fragmental layer, have a loamy-skeletal particle size class, have a cryic soil temperature regime, and occur on drainageways or swales +Nunanjiak soils have a paralithic contact at depths between 100 to 150 cm (40 to 60 in), have a folistic epipedon, have a cambic horizon, lack a fragmental layer, have andic soil properties, can have spodic materials, have a medial over loamy-skeletal particle size class, have a cryic soil temperature regime, and occur on headslopes and mountainflanks, center third +Tatkik soils have aquic conditions starting between 25 to 50 cm (10 to 20 in), have a reduced matrix starting within 50 cm (20 in), have an ochric epipedon, have a cambic horizon, lack a fragmental layer, have a loamy-skeletal particle size class, have a nonacid reaction class, have a cryic soil temperature regime, and occur on swales +Ugguktuk soils have a lithic contact at depths between 50 to 100 cm (20 to 40 in), have aquic conditions starting between 25 to 50 cm (10 to 20 in), have a reduced matrix starting within 50 cm (20 in), have an ochric epipedon, have a cambic horizon, lack a fragmental layer, have a loamy-skeletal particle size class, have a cryic soil temperature regime, and occur on saddles and broad ridges + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: moderately high to high in the A1 and A2 horizons, and very high in the 2C horizon +Permeability: moderate to moderately rapid in the A1 and A2 horizons, and very rapid in the 2C horizon +Runoff: medium + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: crustose lichen, alpine azalea, reindeer lichen, Flavocetraria cucullata, eightpetal mountain-avens, Bigelow's sedge, star reindeer lichen, Cladina stygia, alpine sweetgrass, tomentypnum moss, Flavocetraria nivalis, white arctic mountain heather, moss, globe ball lichen, common woodrush, skeletonleaf willow, splendid feather moss, Schreber's big red stem moss, cup lichen, whiteworm lichen, Cladonia uncialis, witch's hair lichen, arctic bluegrass, alpine bearberry, black crowberry, lingonberry, rusty woodsia + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 25 to 100 cm (10 to 39 in) + +Umbric epipedon: 0 to 45 cm (0 to 18 in) (A1 and A2 horizons) + +Lithologic discontinuity: 45 to 200 cm (18 to 79 in) (2C horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180605 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/A/AULLASIK.txt b/OSD/A/AULLASIK.txt new file mode 100644 index 00000000..5faa84a3 --- /dev/null +++ b/OSD/A/AULLASIK.txt @@ -0,0 +1,164 @@ +LOCATION AULLASIK AK + +Tentative Series +SAS/CBB +10/2024 + +AULLASIK SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: loamy colluvium over gravelly loamy colluvium over residuum weathered from sandstone +Landscape: mountains +Landform: mountain slopes +Slopes: 30 to 85 percent +Mean annual precipitation: about 500 mm (19.68 in) +Mean annual air temperature: about -3 degrees C. (27 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive Spodic Humicryepts + +TYPICAL PEDON: Aullasik highly organic silt loam in an alder community on an east facing linear, linear backslope on a slope of 69 percent at an elevation of 490 m (1608 ft) + + Oi--0 to 6 cm (0 to 2 in); slightly decomposed plant material, very dark brown (7.5YR 2.5/2) moist, brown (7.5YR 5/2) dry; very fine, fine, medium, and coarse tubular pores; very strongly acid (pH 4.7); clear smooth boundary. (4 to 14 cm, 2 to 6 in thick) + + A--6 to 9 cm (2 to 4 in); highly organic silt loam, very dark brown (7.5YR 2.5/2) moist, brown (7.5YR 5/2) dry; weak very fine granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; very fine, fine, medium, and coarse tubular and medium tubular pores; 3 percent cobbles, 7 percent gravels; extremely acid (pH 4.4); clear irregular boundary. (2 to 20 cm, 1 to 8 in thick) + + Bhs--9 to 41 cm (4 to 16 in); gravelly silt loam, 80 percent very dark brown (7.5YR 2.5/3) and 20 percent very dark brown (7.5YR 2.5/2) moist, 80 percent brown (7.5YR 5/3) and 20 percent brown (7.5YR 5/2) dry; weak fine subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; weakly smeary; very fine, fine, medium, and coarse tubular pores; 5 percent cobbles, 15 percent gravels; very strongly acid (pH 4.9); clear irregular boundary. (18 to 35 cm, 7 to 14 in thick) + + 2Bw--41 to 62 cm (16 to 24 in); very gravelly silt loam, brown (10YR 4/3) moist, pale brown (10YR 6/3) dry; weak medium subangular blocky parting to weak medium granular structure; friable, slightly hard, slightly sticky, nonplastic; moderately smeary; very fine and fine tubular pores; 10 percent cobbles, 40 percent gravels; very strongly acid (pH 5.0); clear irregular boundary. (15 to 35 cm, 6 to 14 in thick) + + 2C--62 to 155 cm (24 to 61 in); extremely gravelly sandy loam, very dark grayish brown (2.5Y 3/2) moist, grayish brown (2.5Y 5/2) dry; structureless massive; slightly hard, friable, nonsticky, nonplastic; weakly smeary; very fine tubular pores; 10 percent cobbles, 55 percent gravel; strongly acid (pH 5.3). (75 to 96 cm, 30 to 38 in thick) + + 3R--155 to 180 cm (61 to 71 in); strongly coherent to indurated sandstone bedrock. + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 14 minutes 33.17 seconds north, longitude 159 degrees 42 minutes 2.62 seconds west, datum WGS84, UTM north 7124229.53 and UTM east 466023.86, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 4 to 14 cm (2 to 6 in) +Thickness of umbric epipedon: 20 to 55 cm (8 to 22 in) +Thickness of cambic horizon: 15 to 35 cm (6 to 14 in) +Depth to lithologic discontinuity: 24 to 69 cm (9 to 27 in) and 114 to 195 cm (45 to 77 in) +Depth to lithic contact: 150 to 200 cm (60 to 79 in) + +Oi horizon: +Hue: 7.5 YR or 10YR +Value: 2 to 2.5 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: slightly decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to very strongly acid (pH 3.5 to 5.0) + +A horizon: +Hue: 7.5YR or 10YR +Value: 2 to 2.5 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: silt loam, very fine sandy loam, silt, or their gravelly analogues +Sand: 10 to 65 percent +Silt: 22 to 80 percent +Clay: 2 to 13 percent +Rock fragments: 0 to 30 percent +Gravels: 0 to 25 percent +Cobbles: 0 to 5 percent +Organic matter: 10 to 19 percent +Reaction class: extremely acid to very strongly acid (pH 3.5 to 5.0) + +Bhs horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 2 to 3 +Texture: silt loam, silt, sandy loam or their gravelly analogues +Sand: 10 to 70 percent +Silt: 19 to 80 percent +Clay: 2 to 15 percent +Rock fragments: 15 to 50 percent +Gravels: 10 to 40 percent +Cobbles: 0 to 10 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.5) + +2Bw horizon: +Hue: 10YR, 2.5Y or 5Y +Value: 3 to 4 moist, 5 to 6 dry +Chroma: 2 to 4 +Texture: silt loam, loam or their gravelly analogues +Sand: 5 to 50 percent +Silt: 33 to 83 percent +Clay: 5 to 17 percent +Rock fragments: 15 to 55 percent +Gravels: 15 to 55 percent +Cobbles: 0 to 15 percent +Organic matter: 0.5 to 6 percent +Reaction class: very strongly acid to strongly acid (pH 4.5 to 5.5) + +2C horizon: +Hue: 2.5Y, 5Y or 10YR +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 to 4 +Texture: sandy loam, silt loam, loam or their gravelly analogues +Sand: 35 to 80 percent +Silt: 5 to 50 percent +Clay: 5 to 15 percent +Rock fragments: 35 to 75 percent +Gravels: 30 to 65 percent +Cobbles: 0 to 20 percent +Organic matter: 0.4 to 3 percent +Reaction class: very strongly acid to moderately acid (pH 4.5 to 6.0) + +3R horizon +Strongly coherent to indurated sandstone bedrock + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 250 to 550 meters (820 to 1804 feet) +Parent material: loamy colluvium over gravelly loamy colluvium over residuum weathered from sandstone +Landform: mountain slopes +Slopes: 30 to 85 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -5 to -1 degrees C. (23 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Nunanjiak, Atkaktut, and Niakuk soils. +Nunanjiak soils have andic soil properties at depths between 46 to 67 cm (10 to 20 in) and are underlain by paralithic bedrock. +Atkaktuk soils have a subgelic soil temperature regime and do not have a cambic horizon. +Niakuk soils are strongly smeary within the upper cambic horizon (12 to 24 cm, 5 to 9 in) and have an ochric epipedon. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oi horizon and moderately high to high in the A, Bhs, 2Bw, and 2C horizons +Permeability: very rapid in the Oi horizon, moderate to rapid in the A, Bhs, and 2C horizons, and moderate to moderately rapid in the 2Bw horizon +Runoff: high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: Sitka alder, bluejoint, fireweed, spreading woodfern, larkspurleaf monkshood, and arctic starflower. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 31 to 106 cm (12 to 42 in) + +Umbric epipedon: 6 to 41 cm (2 to 16 in) (A and Bhs horizons) + +Cambic horizon: 41 to 62 cm (16 to 24 in) (2Bw horizon) + +Lithologic discontinuity: 41 to 155 cm (16 to 61 in) (2Bw and 2C horizons) and 155 to 180 cm (61 to 70 in) (3R horizon) + +Lithic contact: 155 to 180 cm (61 to 70 in) (3R horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK290614 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/B/BRASSPAN_CREEK.txt b/OSD/B/BRASSPAN_CREEK.txt new file mode 100644 index 00000000..185a1f38 --- /dev/null +++ b/OSD/B/BRASSPAN_CREEK.txt @@ -0,0 +1,126 @@ +LOCATION BRASSPAN CREEK AK + +Tentative Series +MJS/CBB +10/2024 + +BRASSPAN CREEK SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: sandy and gravelly alluvium derived from metamorphic and sedimentary rock +Landscape: mountains +Landform: flood plains, drainageways +Slopes: 0 to 5 percent +Mean annual precipitation: about 500 mm (19.68 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 65 to 85 days + +TAXONOMIC CLASS: Sandy-skeletal, mixed Oxyaquic Cryorthents + +TYPICAL PEDON: Brasspan Creek gravelly sandy loam in a willow and bluejoint community on a concave, linear toeslope on a slope of 0 percent at an elevation of 454 m (1490 ft) + + Oi--0 to 4 cm (0 to 1.5 in); gravelly slightly decomposed plant material, very dark brown (7.5YR 2.5/2) moist, brown (7.5YR 4/2) dry; many very fine and coarse roots and few fine roots throughout; 20 percent gravel; neutral (pH 6.8); clear wavy boundary. (2 to 5 cm, 1 to 2 in thick) + + A--4 to 6 cm (1.5 to 2.5 in); gravelly sandy loam, dark brown (7.5YR 3/2) moist, brown (7.5YR 5/2) dry; moderate medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; many very fine, fine, and coarse roots throughout; very fine irregular pores; 20 percent gravel; neutral (pH 7.2); clear wavy boundary. (1 to 8 cm, 0.5 to 3 in thick) + + C--6 to 200 cm (2.5 to 79 in); extremely gravelly sand, dark grayish brown (10YR 4/2) moist, light brownish gray (10YR 6/2) dry; single grain; loose, nonsticky, nonplastic; nonsmeary; few very fine, fine, and coarse roots at top of horizon; very fine irregular pores; 30 percent cobbles and 50 percent gravel by volume; neutral (pH 7.2). (187 to 197 cm, 74 to 78 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 34 minutes 36.42 seconds north, longitude 159 degrees 49 minutes 9.94 seconds west, datum WGS84, UTM north 7161542.86 and UTM east 460749.12, zone 4W, datum WGS84 + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (21 to 37 degrees F.) +Thickness of organic material: 2 to 5 cm (1 to 2 in) +Thickness of ochric epipedon: 3 to 13 cm (1 to 5 in) + +Oi horizon: +Hue: 7.5YR, 5YR or 10YR +Value: 2 to 2.5 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: slightly decomposed plant material or its gravelly analogues +Rock fragments: 0 to 30 percent +Gravels: 0 to 30 percent +Organic matter: 60 to 90 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +A horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: sandy loam, very fine sandy loam or their gravelly analogues +Sand: 45 to 70 percent +Silt: 18 to 50 percent +Clay: 1 to 12 percent +Rock fragments: 0 to 34 percent +Gravels: 0 to 34 percent +Organic matter: 2 to 8 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +C horizon: +Hue: 10YR or 2.5Y +Value: 3 to 4 moist, 5 to 6 dry +Chroma: 2 to 3 +Texture: sand, coarse sand or their gravelly analogues +Sand: 86 to 99 percent +Silt: 0 to 13 percent +Clay: 1 to 8 percent +Rock fragments: 40 to 89 percent +Gravels: 30 to 70 percent +Cobbles: 5 to 35 percent +Organic matter: 0.1 to 2 percent +Reaction class: slightly acid to neutral (pH 6.1 to 7.3) + +COMPETING SERIES: These are the Chiniak, Fingers, Kocacho, Pasagshak, Puffin, and Tangoe (AK) series. +Chiniak soils have marine deposits in the substratum, are moderately well drained, and occur on island beaches, beach plains, and berms. +Fingers soils have an oxygenated water table below a depth of 25 cm (10 in) and occur on outwash plains. +Kocacho soils are saturated at depths between of 25 to 50 cm (10 to 20 in) in May through July and occur on depressions on stream terraces. +Pasagshak soils have a lithologic discontinuity between 20 and 41 cm (8 to 16 in) and occur on islands. +Puffin soils have free carbonates below 70 cm (28 in) and do not have organic horizons. +Tangoe soils have stratified coarse-loamy textures at depths between 5 to 25 cm (2 to 10 in) and a lithologic discontinuity. + +GEOGRAPHIC SETTING: +Elevation: 280 to 580 meters (910 to 1905 feet) +Parent material: sandy and gravelly alluvium derived from metamorphic and sedimentary rock +Landform: flood plains, drainageways +Slopes: 0 to 5 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -6 to -2 degrees C. (21 to 28 degrees F.) +Frost free period: 65 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Tumi, Myoukchuk, Napaaktuk, and Tatkik soils. +Tumi soils have a lithic contact at depths between 43 to 181 cm (17 to 71 in) and occur on mountain slopes and valley sides. +Myoukchuk soils have a paralithic contact at depths between 84 to 146 cm (33 to 57 in) and occur on mountain slopes and valley sides. +Napaaktuk soils are moderately well drained and have aquic conditions below 58 cm (23 in). +Tatkik soils are poorly or somewhat poorly drained and have a lithologic discontinuity in the substratum. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oi and C horizons and moderately high to high in the A horizon +Permeability: rapid to very rapid in the Oi horizon, moderate to rapid in the A horizon, and very rapid in the C horizon +Runoff: very low to negligible + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: feltleaf willow, moss, bluejoint, tealeaf willow, dwarf raspberry, dwarf scouringrush, ledge stonecrop, yellow thimbleweed, dwarf marsh violet, and Alaska bog willow. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 29 to 104 cm (11 to 41 in) + +Ochric epipedon: 0 to 6 cm (0 to 2 in) (Oa and A horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK290804 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/D/DIAMOND_CREEK.txt b/OSD/D/DIAMOND_CREEK.txt new file mode 100644 index 00000000..90521d85 --- /dev/null +++ b/OSD/D/DIAMOND_CREEK.txt @@ -0,0 +1,147 @@ +LOCATION DIAMOND CREEK AK + +Tentative Series +MPS +10/2024 + +DIAMOND CREEK SERIES + +Depth class: very deep +Drainage class: poorly drained +Parent material: loess over loamy colluvium derived from sandstone +Landscape: hills +Landform: swales on hillslopes +Slopes: 10 to 35 percent +Mean annual precipitation: about 400 mm (15.7 in) +Mean annual air temperature: about -3 degrees C. (27 degrees F.) +Frost-free period: 75 to 90 days + +TAXONOMIC CLASS: Coarse-loamy, mixed, superactive, acid, subgelic Humic Gelaquepts + +TYPICAL PEDON: Diamond Creek highly organic silt loam in a white spruce woodland with a willow understory community on a west facing convex, linear backslope on a slope of 15 percent at an elevation of 333m (1093 ft) + + Oi--0 to 2 cm (0 to 1 in); slightly decomposed plant material; very dark brown (7.5YR 2.5/2) broken face moist, brown (7.5YR 4/2) broken face dry; many very fine, fine, coarse and common medium roots throughout; very strongly acid (pH 4.5); abrupt smooth boundary. (1 to 10 cm, 0.5 to 4 in thick) + + A--2 to 20 cm (1 to 8 in); highly organic silt loam; very dark brown (10YR 2/2) broken face moist, dark grayish brown (10YR 4/2) broken face dry; weak fine granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; many very fine, fine, and common medium roots throughout; common fine dendritic tubular pores; 5 percent gravel; noneffervescent; very strongly acid (pH 4.5); very abrupt smooth boundary. (18 to 34 cm, 8 to 14 in thick) + + 2Bg--20 to 54 cm (8 to 21 in); gravelly silt loam; grayish brown (2.5Y 5/2) broken face moist; light gray (2.5Y 7/2) broken face dry; moderate coarse subangular blocky structure; friable, slightly hard, slightly sticky, slightly plastic; nonsmeary; very few fine roots throughout; common very fine dendritic tubular pores; 5 percent medium prominent irregular moderately coherent strong brown strong brown (7.5YR 4/6), moist, iron-manganese nodules between peds and 15 percent fine prominent irregular brown (7.5YR 4/4), moist, masses of oxidized iron between peds; 20 percent gravel; noneffervescent; very strongly acid (pH 5.0); clear smooth boundary. (15 to 50 cm, 6 to 20 in thick) + + 2Cg--54 to 200 cm (21 to 79 in); gravelly loam; dark grayish brown (2.5Y 4/2) broken face moist, light brownish gray (2.5Y 6/2) broken face dry; massive; friable, slightly hard, slightly sticky, slightly plastic; nonsmeary; few very fine dendritic tubular pores; 5 percent medium prominent irregular moderately coherent strong brown (7.5YR 4/6), moist, iron-manganese nodules in matrix; 25 percent gravel; noneffervescent; strongly acid (pH 5.2). + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.3518055, longitude -159.9402500, datum WGS84, UTM north 7136553.61 and UTM east 454590.71, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of organic material: 1 to 10 cm (0.5 to 4 in) +Thickness of umbric epipedon: 18 to 34 cm (7 to 13 in) +Thickness of cambic horizon: 15 to 50 cm (6 to 20 in) +Depth to redoximorphic concentrations: 19 to 44 cm (8 to 17 in) +Depth to reduced matrix: 19 to 44 cm (8 to 17 in) + +Oi horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 or 2 +Texture: slightly decomposed material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +A horizon: +Hue: 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: highly organic silt loam, or its gravelly analogue +Sand: 10 to 48 percent +Silt: 50 to 80 percent +Clay: 2 to 10 percent +Rock fragments: 0 to 20 percent +Organic matter: 10 to 19 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +2Bg horizon: +Hue: 10YR, 2.5Y, 5Y +Value: 4 or 5 moist, 6 to 7 dry +Chroma: 1 or 2 +Texture: silt loam, sandy loam or their gravelly analogues +Sand: 15 to 65 percent +Silt: 23 to 80 percent +Clay: 2 to 12 percent +Rock fragments: 0 to 25 percent +Organic matter: 1 to 4 percent +Reaction class: very strongly acid to strongly acid (pH 4.5 to 5.4) + +2Cg horizon: +Hue: 10YR, 2.5Y, 5Y +Value: 4 or 5 moist, 6 to 7 dry +Chroma: 1 or 2 +Texture: silt loam, fine sandy loam or their gravelly analogues +Sand: 40 to 70 percent +Silt: 20 to 50 percent +Clay: 2 to 10 percent +Rock fragments: 0 to 34 percent +Organic matter: 0.5 to 3 percent +Reaction class: very strongly acid to strongly acid (pH 4.5 to 5.4) + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 125 to 400 meters (410 to 1313 feet) +Parent material: loess over loamy colluvium derived from sandstone +Landform: swales on hillslopes +Slopes: 10 to 35 percent +Mean annual precipitation: 400 to 500 mm (16 to 20 in) +Mean annual air temperature: -5 to -1 degrees C. (23 to 30 degrees F.) +Frost free period: 75 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Agitchuk, Buck, Iyyagrik, Kanik, Kiuriruk, Niakuk, Tuttu, and Uniat soils. +Agitchuk soils have a histic epipedon, have cryoturbation, and occur on toeslopes and mountainbases +Buck soils have a paralithic contact at depths between 100 to 150 cm (40 to 60 in), lack aquic conditions, have andic soil properties, have cryoturbation, have spodic materials, lack a cambic horizon, have a loamy-skeletal particle size class, have a cryic soil temperature regime, and occur on low ridges +Iyyagrik soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), lack aquic conditions, have a mollic epipedon, lack a cambic horizon, have a loamy-skeletal particle size class, have a cryic soil temperature regime, and occur on mountainflanks, upper third +Kanik soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 66 to 100 cm (26 to 39 in), lack aquic conditions, have an ochric epipedon, have a loamy-skeletal particle size class, have a nonacid reaction class, and occur on mountainflanks, upper and center thirds +Kiuriruk soils have permafrost, have a histic epipedon, lack a cambic horizon, have a coarse-silty particle size class, have a nonacid reaction class, and occur on terraces +Niakuk soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 20 to 73 cm (8 to 29 in), lack aquic conditions, have an ochric epipedon, have a coarse-loamy over fragmental particle size class, have a cryic soil temperature regime, and occur on mountainflanks, upper and center thirds +Tuttu soils lack aquic conditions, have andic soil properties, lack a cambic horizon, and occur on footslopes, backslopes, and mountainflanks, lower third +Uniat soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 10 to 91 cm (4 to 36 in), lack aquic conditions, have an ochric epipedon, have a fragmental particle size class, have a cryic soil temperature regime, and occur on mounds in valleys, mountaintops, and mountainflanks, upper third + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: poorly drained +Saturation during normal years: saturated between 0 and 25 cm (0 and 10 in) during the growing season +Saturated Hydraulic Conductivity: very high in the Oi horizon and moderately high to high in the A, 2Bg, and 2Cg horizons +Permeability: rapid to very rapid in the Oi horizon, moderate to moderately rapid in the A horizon, and moderate to rapid in the 2Bg and 2Cg horizons +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: tealeaf willow, bog blueberry, Schreber's big red stem moss, Richardson's willow, black crowberry, splendid feather moss, white spruce, knights plume moss, marsh Labrador tea, dwarf birch, polytrichum moss, sphagnum, lingonberry, red fruit bearberry, cup lichen, shrubby cinquefoil, arctic sweet coltsfoot, arctic kidney lichen + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of small extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 29 to 104 cm (11 to 41 in) + +Umbric epipedon: 2 to 20 cm (1 to 8 in) (A horizon) + +Cambic horizon: 20 to 54 cm (8 to 21 in) (2Bg horizon) + +Lithologic discontinuity: 20 to 200 cm (8 to 79 in) (2Bg and 2Cg horizons) + +Reduced matrix: 20 to 200 cm (8 to 79 in) (2Bg and 2Cg horizons) + +Redoximorphic concentrations: 20 to 200 cm (8 to 79 in) (2Bg and 2Cg horizons) + +Aquic conditions: 20 to 200 cm (8 to 79 in) (2Bg and 2Cg horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK290742 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/I/IGRUK.txt b/OSD/I/IGRUK.txt new file mode 100644 index 00000000..81849372 --- /dev/null +++ b/OSD/I/IGRUK.txt @@ -0,0 +1,164 @@ +LOCATION IGRUK AK + +Tentative Series +SAS/MPS +10/2024 + +IGRUK SERIES + +Depth class: very deep (moderately deep to permafrost) +Drainage class: poorly drained +Parent material: organic material over loess and organic cryoturbate over loess cryoturbate over organic material +Landscape: plains +Landform: drainageways +Microfeature: peat mounds +Slopes: 0 to 10 percent +Mean annual precipitation: about 400 mm (15.7 in) +Mean annual air temperature: about -3 degrees C. (27 degrees F.) +Frost-free period: 75 to 90 days + +TAXONOMIC CLASS: Loamy, mixed, euic, subgelic Terric Sapristels + +TYPICAL PEDON: Igruk highly decomposed material in a subarctic tundra community on a west facing microhigh on a convex, convex rise on a slope of 3 percent at an elevation of 31m (100 ft) + + Oa--0 to 11 cm (0 to 4 in); highly decomposed plant material; black (7.5YR 2.5/1) moist, dark gray (7.5YR 4/1) dry; many very fine, fine, medium, coarse, and few very coarse roots throughout; extremely acid (pH 4.0); clear wavy boundary. (5 to 12 cm, 2 to 5 in thick) + + Oajj--11 to 50 cm (4 to 20 in); muck; very dark brown (7.5YR 2.5/2) moist, brown (7.5YR 4/2) dry; 5 percent faint black (10YR 2/1) mottles; common very fine, fine, and few medium roots throughout; positive to alpha-alpha dipyridyl; very strongly acid (pH 4.7); abrupt irregular boundary. (30 to 40 cm, 12 to 16 in thick) + + Oa/Ajj--50 to 72 cm (20 to 28 in); muck and very fine sandy loam; 70 percent black (7.5YR 2.5/1) and 30 percent dark brown (7.5YR 3/3) moist, 70 percent dark gray (7.5YR 4/1) and 30 percent brown (7.5YR 5/3) dry; weak medium granular structure; friable, slightly hard, nonsticky, nonplastic many very fine and few fine roots throughout; common very fine tubular pores; strongly acid (pH 5.1); clear irregular boundary. (10 to 23 cm, 4 to 9 in thick) + + Ag/Oajjf--72 to 125 cm (28 to 49in); permanently frozen very fine sandy loam and permanently frozen muck; 60 percent very dark brown (7.5YR 2.5/2) and 40 percent black (7.5YR 2.5/1) moist, 60 percent brown (7.5YR 4/2) and 40 percent dark gray (7.5YR 4/1) dry; 5 percent faint black (10YR 2/1) mottles; weak medium granular structure; extremely firm, nonsticky, nonplastic; common very fine tubular pores; positive to alpha-alpha dipyridyl; noneffervescent; moderately acid (pH 5.7); very abrupt smooth boundary. (25 to 60 cm, 10 to 24 in thick) + + Cg/Ajjf--125 to 140 cm (49 to 55 in); permanently frozen very fine sandy loam; 65 percent very dark grayish brown (2.5Y 3/2) and 35 percent dark reddish brown (5YR 3/3) moist, 65 percent grayish brown (2.5Y 5/2) and 35 percent reddish brown (5YR 5/3) dry; 5 percent distinct black (7.5YR 2.5/1) mottles; massive and weak medium platy structure; extremely firm, nonsticky, nonplastic; common very fine tubular pores; 5 percent 3 mm thick ice lenses; positive to alpha-alpha dipyridyl; noneffervescent; moderately acid (pH 5.9); very abrupt smooth boundary. (10 to 30 cm, 4 to 12 in thick) + + Oaf--140 to 200 cm (55 to 79 in); permanently frozen muck; dark reddish brown (5YR 3/3) moist, reddish brown (5YR 5/3) dry; moderately acid (pH 5.6). + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.9768240, longitude -160.8024640, datum WGS84, UTM north 7207084.21 and UTM east 414937.19, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: gelic +Mean annual soil temperature: -2 to -1 degrees C. (28 to 30 degrees F.) +Thickness of organic material: 45 to 75 cm (18 to 30 in) +Thickness of sapric soil materials: 45 to 75 cm (18 to 30 in) +Thickness of cryoturbation: 45 to 125 cm (18 to 50 in) +Depth to reduced matrix: 45 to 75 cm (18 to 30 in) +Depth to permafrost: 45 to 100 cm (18 to 40 in) + +Oa, Oajj horizons: +Hue: 5YR, 7.5YR, 10YR +Value: 2 or 2.5 moist, 4 dry +Chroma: 1 to 3 +Texture: highly decomposed material, muck +Organic matter: 60 to 90 percent +Reaction class: extremely acid to moderately acid (pH 3.5 to 6) + +Oa/Ajj horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: muck, very fine sandy loam +Sand: 15 to 65 percent +Silt: 27 to 80 percent +Clay: 2 to 8 percent +Organic matter: 60 to 90 percent +Reaction class: strongly acid to moderately acid (pH 5.1 to 6) + +Ag/Oajjf horizon: +Hue: 7.5YR, 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: permanently frozen silt loam, permanently frozen very fine sandy loam, permanently frozen muck +Sand: 15 to 65 percent +Silt: 27 to 80 percent +Clay: 2 to 8 percent +Organic matter: 2 to 6 percent +Reaction class: strongly acid to moderately acid (pH 5.1 to 6) + +Cg/Ajjf horizon: +Hue: 7.5YR, 10YR, 2.5Y +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 3 +Texture: permanently frozen silt loam, permanently frozen very fine sandy loam +Sand: 15 to 75 percent +Silt: 17 to 80 percent +Clay: 2 to 8 percent +Organic matter: 1 to 3 percent +Reaction class: strongly acid to moderately acid (pH 5.1 to 6) + +Oaf horizon: +Hue: 5YR, 7.5YR, 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: permanently frozen muck +Organic matter: 60 to 90 percent +Reaction class: strongly acid to moderately acid (pH 5.1 to 6) + +Horizon designations vary in some pedons due to cryoturbation. + +COMPETING SERIES: This is the Ugruk (AK) series. +Ugruk have long, frequent ponding, lack highly decomposed material at the soil surface, occur on dips or depressions on drainageways of plain, and have a mean annual precipitation range of 300 to 600 mm (12 to 24 in) + +GEOGRAPHIC SETTING: +Elevation: 0 to 200 meters (0 to 655 feet) +Parent material: organic material over loess cryoturbate and/or organic material over loess cryoturbate over organic material +Landform: drainageways +Microfeature: peat mounds +Mean annual precipitation: 300 to 400 mm (12 to 16 in) +Mean annual air temperature: -5 to -1 degrees C. (23 to 30 degrees F.) +Frost free period: 75 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Apun, Asulu, Niilgik, Nikaat, Nunapik, Nunavik, Oldwomanriver, Ryanlake, Siku, and Ugruk soils. +Apun soils have a histic epipedon, have a clay range of 5 to 18 percent, and occur on saddles, mountainbases, footslopes, and terrace treads +Asulu soils have a greater thickness of hemic soil materials, have a dysic reaction class, lack a reduced matrix, and occur on polygons of loess covered plains +Niilgik soils have a histic epipedon, have a clay range of 5 to 17 percent, have a pH range of 3.5 to 5.4, and occur on mountainbases and footslopes +Nikaat soils have a histic epipedon, can have volcanic glass, and occur on loess covered plains +Nunapik soils have a histic epipedon, have a cambic horizon, have a clay range of 6 to 25 percent, and occur on saddles, mounds on nose slopes or mountainflanks, upper third +Nunavik soils have an ochric epipedon, have a clay range of 3 to 17 percent, and occur on loess covered plains +Oldwomanriver soils lack permafrost, lack aquic conditions, lack cryoturbation, have an ochric epipedon, have a cambic horizon, have a sandy-skeletal substratum, have a cryic soil temperature regime, and occur on flood plains +Ryanlake soils have a greater thickness of hemic soil materials, have an isotic mineralogy class, lack a reduced matrix, and occur on terrace treads +Siku soils lack permafrost, have a folistic epipedon, have a cambic horizon, have 15 to 59 percent rock fragments, and occur on mountainflanks, upper, center, and lower thirds +Ugruk soils have long, frequent ponding, lack highly decomposed material at the soil surface, occur on dips or depressions on drainageways of plains + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: poorly drained +Saturation during normal years: saturated between 5 and 25 cm (2 and 10 in) during the growing season +Saturated Hydraulic Conductivity: very high in the Oa horizon, moderately high to high in the Oajj and Oa/Ajj horizons, and low to moderately low in the Ag/Oajjf, Cg/Ajjf, and Oaf horizons +Permeability: rapid to very rapid in the Oa horizon, moderate to moderately rapid in the Oajj and Oa/Ajj horizons, and very slow in the Ag/Oajjf, Cg/Ajjf, and Oaf horizons +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: bog blueberry, sphagnum, marsh Labrador tea, tussock cottongrass, moss, dwarf birch, Bigelow's sedge, Flavocetraria cucullate, cetraria lichen, greygreen reindeer lichen, black crowberry, juniper polytrichum moss, cloudberry, reindeer lichen, Cetraria laevigata, alpine bearberry, lingonberry + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 0 to 72 cm (0 to 28 in) + +Sapric soil materials: 0 to 72 cm (0 to 28 in) (Oa, Oajj, and Oa/Ajj horizons) + +Cryoturbation: 11 to 140 cm (4 to 55 in) (Oajj, Oa/Ajj, Ag/Oajjf, Cg/Ajjf horizons) + +Gelic materials: 11 to 140 cm (4 to 55 in) (Oajj, Oa/Ajj, Ag/Oajjf, Cg/Ajjf horizons) + +Reduced matrix: 72 to 140 cm (28 to 55 in) (Ag/Oajjf, Cg/Ajjf horizons) + +Permafrost: 72 to 200 cm (28 to 79 in) (Ag/Oajjf, Cg/Ajjf, Oaf horizons) + +Aquic conditions: 11 to 200 cm (4 to 79 in) (Oajj, Oa/Ajj, Ag/Oajjf, Cg/Ajjf, Oaf horizons) + +ADDITIONAL DATA: + +User pedon ID: 2022AK180541 + +The Igruk typical pedon classifies as a Terric Sapristel. 30 cm or more mineral soil material within 100 cm of the soil surface is needed for the terric subgroup. The Igruk typical pedon has 28 cm of mineral dominated soil horizon overlain by a cryoturbated horizon which is 30 percent mineral soil material and therefore makes up the 2 extra cm of thickness. + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/I/IMNAK.txt b/OSD/I/IMNAK.txt new file mode 100644 index 00000000..1ed72ff5 --- /dev/null +++ b/OSD/I/IMNAK.txt @@ -0,0 +1,139 @@ +LOCATION IMNAK AK + +Tentative Series +AJC/CBB +10/2024 + +IMNAK SERIES + +Depth class: moderately deep to bedrock, paralithic +Drainage class: well drained +Parent material: gravelly loamy colluvium over gravelly residuum weathered from calcareous sandstone +Landscape: mountains +Landform: mountain slopes +Slopes: 10 to 35 percent +Mean annual precipitation: about 450 mm (17.72 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 85 days + +TAXONOMIC CLASS: Fragmental, mixed Typic Haplocryolls + +TYPICAL PEDON: Imnak extremely channery highly organic loam in a dryas and lichen tundra community on a west facing linear, convex backslope on a slope of 29 percent at an elevation of 477 m (1,565 ft) + + Oa--0 to 7 cm (0 to 3 in); highly decomposed plant material, black (10YR 2/1) broken face moist, dark gray (10YR 4/1) broken face dry; many very fine, common fine, and few medium roots throughout; 12 percent channers; 25 % of SOC; 43.3 % of SOM; slightly acid (pH 6.3); clear wavy boundary. (2 to 14 cm, 1 to 6 in thick) + + A1--7 to 14 cm (3 to 6 in); extremely channery highly organic loam, very dark brown (10YR 2/2) broken face moist, dark grayish brown (10YR 4/2) broken face dry; moderate fine granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; common very fine and fine roots throughout; very fine irregular pores; 1 percent prominent pinkish gray (7.5YR 7/2) carbonate coats on bottom of rock fragments; 5 percent flagstones, 65 percent channers; 10.5 % of SOC; 18 % of SOM; noneffervescent in the matrix, strongly effervescent on bottom of rock fragments; slightly acid (pH 6.5); abrupt smooth boundary. (5 to 10 cm, 2 to 4 in thick) + + A2--14 to 34 cm (6 to 13 in); extremely channery fine sandy loam, very dark grayish brown (2.5Y 3/2) broken face moist, grayish brown (2.5Y 5/2) broken face dry; moderate fine granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; few fine roots throughout; very fine dendritic tubular and irregular pores; 5 percent prominent pinkish gray (7.5YR 7/2) carbonate coats on bottom of rock fragments; 5 percent flagstones, 65 percent channers; 5.75 % of SOC; 9.9 % of SOM; noneffervescent in the matrix, strongly effervescent on bottom of rock fragments; slightly alkaline (pH 7.5); clear irregular boundary. (15 to 25 cm, 6 to 10 in thick) + + 2C--34 to 52 cm (13 to 21 in); channers; few very fine and fine roots throughout; very coarse interstitial pores; 95 percent channers; clear irregular boundary. (15 to 46 cm, 6 to 18 in thick) + + 2Cr--52 to 77 cm (21 to 30 in); extremely weakly to moderately cemented calcareous sandstone bedrock. (25 cm, 10 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 54 minutes 59.77 seconds north, longitude 160 degrees 14 minutes 37.94 seconds west, datum WGS84, UTM north 7199738.55 and UTM east 441163.34, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 2 to 14 cm (1 to 6 in) +Thickness of mollic epipedon: 20 to 35 cm (8 to 14 in) +Depth to lithologic discontinuity: 22 to 49 cm (9 to 19 in) +Depth to paralithic contact: 50 to 100 cm (20 to 40 in) + +Oa horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: highly decomposed plant material +Rock fragments: 0 to 14 percent +Channers: 0 to 14 percent +Organic matter: 60 to 90 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +A1 horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: extremely or very channery highly organic loam or silt loam +Sand: 10 to 52 percent +Silt: 38 to 80 percent +Clay: 5 to 12 percent +Rock fragments: 50 to 80 percent +Channers: 50 to 70 percent +Flagstones: 0 to 30 percent +Organic matter: 10 to 19 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +A2 horizon: +Hue: 2.5Y, 10YR, or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: extremely or very channery fine sandy loam or silt loam +Sand: 25 to 75 percent +Silt: 13 to 70 percent +Clay: 5 to 12 percent +Rock fragments: 40 to 75 percent +Channers: 40 to 75 percent +Flagstones: 0 to 20 percent +Organic matter: 2 to 8 percent +Reaction class: slightly acid to slightly alkaline (pH 6.1 to 7.8) + +2C horizon: +Texture: channers +Rock fragments: 90 to 100 percent +Channers: 90 to 100 percent + +2Cr horizon + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 300 to 580 meters (980 to 1,900 feet) +Parent material: gravelly loamy colluvium over gravelly residuum weathered from calcareous sandstone +Landform: mountain slopes +Slopes: 10 to 35 percent +Mean annual precipitation: 400 to 500 mm (16 to 20 in) +Mean annual air temperature: -6 to -2 degrees C. (21 to 28 degrees F.) +Frost free period: 70 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Tui, Iyagak, Kikku, Aklak, and Niakuk soils. +Tui soils have an ochric epipedon, a loamy-skeletal particle size class, and occur on similar landforms on backslope positions. +Iyagak soils have an ochric epipedon and occur on similar landforms on swales. +Kikku soils have a histic epipedon, aquic conditions at the soil surface, and occur on similar landforms on backslope positions. +Aklak soils is deep to lithic contact (100 to 150 cm, 40 to 60 in) and occurs on similar landforms on backslope positions. +Niakuk soils have an ochric epipedon, ultra acid to strongly acid reaction classes throughout the profile, and occur on similar landforms on backslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oa and 2C horizon and moderately high to high in the A horizons +Permeability: rapid to very rapid in the Oa horizon, moderate to rapid in the A horizons, and very rapid in the 2C horizon +Runoff: medium or low + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: eightpetal mountain-avens, gregreen reindeer lichen, black crowberry, alpine azalea, star reindeer lichen, snow lichen, globe ball lichen, white arctic mountain heather, alpine sweetgrass, reindeer lichen, Flavocetraria culcullata, northern singlespike sedge, Flavocetraria nivalis, dwarf birch, bog blueberry, Richardson's brookfoam, Altai fescue, arctic lupine, and golden asahinea lichen. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 32 to 52 cm (13 to 20 in) + +Mollic epipedon: 7 to 34 cm (3 to 13 in) (A horizons) + +Lithologic discontinuity: 34 to 77 cm (13 to 30 in) (2C and 2Cr horizons) + +Paralithic contact: 52 cm (20 in) (2Cr horizon) + +ADDITIONAL DATA: + +User pedon ID: 2023AK180428 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/K/KALUK.txt b/OSD/K/KALUK.txt new file mode 100644 index 00000000..996e6828 --- /dev/null +++ b/OSD/K/KALUK.txt @@ -0,0 +1,120 @@ +LOCATION KALUK AK + +Tentative Series +MJS/MPS +10/2024 + +KALUK SERIES + +Depth class: very deep +Drainage class: moderately well drained +Parent material: sandy and gravelly alluvium derived from metamorphic and sedimentary rock +Landscape: river valleys +Landform: flood plains +Microfeature: point bars +Slopes: 0 to 5 percent +Mean annual precipitation: about 400 mm (15.7 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 65 to 90 days + +TAXONOMIC CLASS: Sandy-skeletal, mixed Oxyaquic Cryorthents + +TYPICAL PEDON: Kaluk extremely gravelly sand in a willow community on a linear, linear talf on a slope of 0 percent at an elevation of 133m (436 ft) + + C1--0 to 78 cm (0 to 31 in); extremely gravelly sand; dark gray (2.5Y 4/1) moist, light brownish gray (2.5Y 6/2) dry; single grain; loose, nonsticky, nonplastic; nonsmeary; few very fine roots and common fine roots throughout; few very fine, fine, and medium irregular pores; 1 percent cobbles, 70 percent gravel; neutral (pH 6.6); clear smooth boundary. (60 to 100cm, 24 to 40 in thick) + + C2--78 to 200 cm (31 to 79 in); extremely gravelly coarse sand; dark gray (2.5Y 4/1) moist, gray (2.5Y 6/1) dry; single grain; loose, nonsticky, nonplastic; nonsmeary; common medium and fine interstitial pores; 84 percent gravel and 1 percent cobbles; neutral (pH 7.2) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.2682043, longitude -160.1110179, datum WGS84, UTM north 7127371.50 and UTM east 446181.28, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) + +C1 horizon: +Hue: 2.5Y or 5Y +Value: 2.5 to 4 moist, 4 to 6 dry +Chroma: 1 or 2 +Texture: sand or their gravelly or cobbly analogues +Sand: 85 to 100 percent +Silt: 0 to 15 percent +Clay: 0 to 6 percent +Rock fragments: 60 to 85 percent +Gravels: 5 to 75 percent +Cobbles: 0 to 50 percent +Organic matter: 0.1 to 2 percent +Reaction class: moderately acid to slightly alkaline (pH 5.6 to 7.8) + +C2 horizon: +Hue: 2.5Y or 5Y +Value: 2.5 to 4 moist, 4 to 6 dry +Chroma: 1 or 2 +Texture: loamy coarse sand, coarse sand or their gravelly analogues +Sand: 80 to 100 percent +Silt: 0 to 20 percent +Clay: 0 to 5 percent +Rock fragments: 70 to 89 percent +Gravels: 35 to 89 percent +Cobbles: 0 to 20 percent +Organic matter: 0.1 to 1 percent +Reaction class: slightly acid to slightly alkaline (pH 6.1 to 7.8) + +Some pedons have a thin A horizon of 5 cm or less thick. + +COMPETING SERIES: These are the Brasspancreek, Chiniak, Fingers, Koacho, Pasaghsak, Puffin and Tangoe (AK) series. +Brasspancreek soils have an ochric epipedon, have an organic surface, and occur on flood plains of drainageways +Chiniak soils have an ochric epipedon, have volcanic ash in the surface, have a mean annual air temperature of 2 to 6 degrees C. (34 to 43 degrees F.), and occur on beaches, beach plains, and berms +Fingers soils have an ochric epipedon, have an organic surface, lack flooding, have a mean annual air temperature of 1 to 9 degrees C. (34 to 48 degrees F.), and occur on drainageways of glaciated plains +Kocacho soils have an ochric epipedon, have an organic surface, lack flooding, have a mean annual air temperature of- 12 to 0 degrees C. (10 to 32 degrees F.), and occur on depressions on stream terraces +Pasagshak soils have andic soil properties, have an organic surface, have a mean annual air temperature of 0 to 6 degrees C. (32 to 43 degrees F.), and occur on similar landforms on flood plains and drainageways +Puffin soils have an ochric epipedon, have free carbonates below 50cm (20 in), have a mean annual air temperature of 3 to 9 degrees C. (37 to 48 degrees F.), and occur on similar landforms on low flood plains +Tangoe soils have an organic surface, have a mean annual air temperature of -5 to -3 degrees C. (23 to 26 degrees F.), and occur on similar landforms on flood plains + +GEOGRAPHIC SETTING: +Elevation: 0 to 300 meters (0 to 985 feet) +Parent material: sandy and gravelly alluvium derived from metamorphic and sedimentary rock +Landform: flood plains +Slopes: 0 to 5 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -7 to -1 degrees C. (19 to 30 degrees F.) +Frost free period: 65 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Igniq, Jacksoncreek, Shovelcreek, Uliktuk, and Willowriver soils. +Igniq soils have aquic conditions starting between 25 to 50 cm (10 to 20 in), have a folistic epipedon, have cryoturbation, have a reduced matrix starting within 50cm (20in), have a coarse-loamy particle size class, have a gelic soil temperature regime, lack flooding, and occur on footslopes and backslopes +Jacksoncreek soils have aquic conditions starting between 0 to 25 cm (0 to 10 in), have a histic epipedon, have cryoturbation, have a reduced matrix starting within 50cm (20 in), have a cambic horizon, have a coarse-loamy particle size class, have a gelic soil temperature regime, have an isotic mineralogy class, lack flooding, and occur on terraces and earth hummocks on terraces +Shovelcreek soils have an ochric epipedon, lack a zone of saturation during normal years, have rare flooding, and occur on similar landforms on flood plains +Uliktuk soils have aquic conditions starting between 0 to 25 cm (0 to 10 in), have a reduced matrix starting within 25 cm (10 in), have an ochric epipedon, have frequent, long flooding, and occur on similar landforms on flood plains +Willowriver soils have an ochric epipedon, lack a zone of saturation during normal years, have occasional, brief flooding, and occur on similar landforms on flood plains + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: moderately well drained +Saturation during normal years-- saturated at a depth of between 50 and 100 cm for either 20 or more consecutive days or 30 or more cumulative days during the growing season (oxyaquic soil moisture subclass) +Saturated Hydraulic Conductivity: very high in the C1 and C2 horizons +Permeability: very rapid in the C1 and C2 horizons +Runoff: negligible +Flooding: frequent, brief + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: feltleaf willow, dwarf fireweed, meadow horsetail + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of small extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +No diagnostic horizons + +Particle-size control section: 25 to 100 cm (10 to 40 in) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180797 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/K/KIKKU.txt b/OSD/K/KIKKU.txt new file mode 100644 index 00000000..717fab09 --- /dev/null +++ b/OSD/K/KIKKU.txt @@ -0,0 +1,140 @@ +LOCATION KIKKU AK + +Tentative Series +SAS/MPS +10/2024 + +KIKKU SERIES + +Depth class: very deep +Drainage class: very poorly drained +Parent material: organic material over loamy slope alluvium derived from limestone and sandstone +Landscape: mountains +Landform: mountain slopes +Slopes: 0 to 18 percent +Mean annual precipitation: about 500 mm (20 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 85 days + +TAXONOMIC CLASS: Fine-loamy, mixed, semiactive, nonacid, subgelic Histic Gelaquepts + +TYPICAL PEDON: Kikku mucky peat in a mossy forb and sedge subalpine community on a southeast facing convex, linear shoulder on a slope of 15 percent at an elevation of 755m (2477 ft) + + Oe--0 to 29 cm (0 to 11 in); mucky peat; black (10YR 2/1) broken face moist, dark gray (10YR 4/1) broken face dry; many very fine and fine roots throughout; neutral (pH 7.3); abrupt smooth boundary. (20 to 35 cm, 8 to 14 in thick) + + Bg--29 to 80 cm (11 to 32 in); loam; dark greenish gray (10Y 4/1) oxidized and greenish gray (5GY 5/1) broken face moist, greenish gray (10Y 6/1) oxidized and light greenish gray (5GY 7/1) broken face dry; weak very coarse subangular blocky structure; firm, moderately hard, slightly sticky, slightly plastic; nonsmeary; many very fine and few fine roots throughout; common very fine tubular pores; 5 percent fine prominent irregular dark yellowish brown (10YR 4/6), moist, masses of oxidized iron in matrix; 3 percent gravel; noneffervescent; neutral (pH 7.3); clear smooth boundary. (20 to 70 cm, 8 to 28 in thick) + + Bkg--80 to 200 cm (32 to 79 in); sandy loam; very dark gray (5Y 3/1) broken face moist, gray (5Y 5/1) broken face dry; weak coarse subangular blocky structure; firm, moderately hard, slightly sticky, nonplastic; nonsmeary; common very fine irregular pores; 2 percent fine prominent irregular dark yellowish brown (10YR 4/4), moist, masses of oxidized iron in matrix; finely disseminated carbonate in matrix; 10 percent gravel; strong effervescence; neutral (pH 7.0). + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.4875147, longitude -159.5890710, datum WGS84, UTM north 7151472.47 and UTM east 471690.63, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of histic epipedon: 20 to 35 cm (8 to 14 in) +Depth to redoximorphic concentrations: 20 to 35 cm (8 to 14 in) +Depth to reduced matrix: 20 to 35 cm (8 to 14 in) +Depth to free carbonates: 40 to 105 cm (16 to 41 in) + +Oe horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: mucky peat +Organic matter: 60 to 90 percent +Reaction class: slightly acid to slightly alkaline (pH 6.1 to 7.8) + +Bg horizon: +Hue: 10YR, 2.5Y, 5Y,5GY, 10Y +Value: 3 to 6 moist, 5 to 8 dry +Chroma: 1 or 2 +Texture: silt loam, loam or their gravelly analogues +Sand: 15 to 52 percent +Silt: 28 to 69 percent +Clay: 18 to 27 percent +Rock fragments: 0 to 30 percent +Organic matter: 1 to 4 percent +Reaction class: neutral to slightly alkaline (pH 6.6 to 7.3) + +Bkg horizon: +Hue: 2.5Y, 5Y, 10Y +Value: 3 to 6 moist, 5 to 8 dry +Chroma: 1 to 2 +Texture: loam, sandy loam or their gravelly analogues +Sand: 25 to 70 percent +Silt: 10 to 50 percent +Clay: 18 to 27 percent +Rock fragments: 0 to 30 percent +Organic matter: 1 to 4 percent +Calcium carbonate: 5 to 45 percent +Reaction class: neutral to slightly alkaline (pH 6.6 to 7.3) + +Some pedons have a paralithic contact at depths between 50 to 100 cm (20 to 40 in). + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 300 to 750 meters (985 to 2460 feet) +Parent material: organic material over loamy slope alluvium derived from limestone and sandstone +Landform: mountain slopes +Slopes: 0 to 18 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -6 to -2 degrees C. (21 to 28 degrees F.) +Frost free period: 70 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Aklak, Apkun, Continentaldivide, Egoosikcreek, Imnak, Iyagak, Kalasikcreek, Kulik, Myoukchuk, Nagruk, Niakuk, Piksrun, Sikuruk, Silagiksaak, and Tui soils. +Aklak soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 22 to 78 cm (9 to 31 in), lack aquic conditions, have a mollic epipedon, lack free carbonates, have a fragmental particle size class, and occur on mountainflanks, upper and center thirds +Apkun soils have a lithic contact at depths between 50 to 100 cm (20 to 40 in), have a fragmental layer starting at depths between 35 to 84 cm (14 to 33 in), lack aquic conditions, have an umbric epipedon, lack free carbonates, have a loamy-skeletal particle size class, have an acid reaction class, have a clay range of 3 to 12 percent, and occur on mountainflanks, upper and center thirds +Continentaldivide soils have a lithic contact at depths between 25 to 50 cm (10 to 20 in), lack aquic conditions, have an mollic epipedon, lack free carbonates, have a loamy-skeletal particle size class, have a clay range of 3 to 15 percent, and occur on ridges +Egoosikcreek soils have a mollic epipedon, have a cambic horizon, and occur on swales +Imnak soils have a lithic contact at depths between 50 to 100 cm (20 to 40 in), have a fragmental layer starting at depths between 22 to 49 cm (9 to 19 in), lack aquic conditions, have an mollic epipedon, lack free carbonates, have a fragmental particle size class, have a cryic soil temperature regime, and occur on mountainflanks, upper and center thirds +Iyagak soils have a fragmental layer starting at depths between 25 to 59 cm (10 to 23 in), lack aquic conditions, have an ochric epipedon, have a cambic horizon, lack free carbonates, have a fragmental particle size class, have a cryic soil temperature regime, and occur on swales +Kalasikcreek soils have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), lack aquic conditions, have an ochric epipedon, have a cambic horizon, lack free carbonates, have a loamy-skeletal particle size class, have a clay range of 1 to 14 percent, and occur on mountaintops and mountainflanks, upper third +Kulik soils have a lithic contact at depths between 50 to 100 cm (20 to 40 in), lack aquic conditions, have an mollic epipedon, have a cambic horizon, lack free carbonates, have a loamy-skeletal particle size class, have a clay range of 3 to 12 percent, and occur on mountainflanks, upper and center thirds +Myoukchuk soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 4 to 16 cm (2 to 6 in), lack aquic conditions, have an ochric epipedon, lack free carbonates, have a fragmental particle size class, have a cryic soil temperature regime, and occur on mountainflanks, lower third on valley sides and mountainflanks, upper third +Nagruk soils have a lithic contact at depths between 50 to 100 cm (20 to 40 in), have a cambic horizon, have cryoturbation, lack free carbonates, have a cryic soil temperature class, and occur on saddles and mountainflanks, upper third +Niakuk soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 20 to 73 cm (8 to 29 in), lack aquic conditions, have an ochric epipedon, have a cambic horizon, lack free carbonates, have a coarse-loamy over fragmental particle size class, have a cryic soil temperature regime, and occur on mountainflanks, upper and center thirds +Piksrun soils lack aquic conditions, have an umbric epipedon, have a loamy-skeletal particle size class, have an acid reaction class, lack free carbonates, have a clay range of 2 to 17 percent, and occur on mountainflanks, upper and center thirds +Sikuruk soils have permafrost, have an organic surface thicker than 40 cm (16 in), lack free carbonates, and occur on saddles, shoulders, summits, and mountainflanks, center third +Silagiksaak soils have aquic conditions starting between 25 to 50 cm (10 to 20 in), have an ochric epipedon, have a cambic horizon, lack free carbonates, have a cryic soil temperature regime, and occur on mountainflanks, upper, center, and lower thirds +Tui soils lack aquic conditions, have an ochric epipedon, have a cambic horizon, lack free carbonates, have a loamy-skeletal particle size class, have a cryic soil temperature regime, have a clay range of 3 to 17 percent, and occur on nose slopes and mountainflanks + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: very poorly drained +Saturated Hydraulic Conductivity: moderately high to high in the Oe, Bg, and Bkg horizons +Permeability: moderate to moderately rapid in the Oe and Bg horizons, and moderate to rapid in the Bkg horizon +Runoff: negligible +Ponding: occasional, brief + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: field horsetail, splendid feather moss, tomentypnum moss, Bigelow's sedge, entireleaf mountain-avens, moss, netleaf willow, fragile sedge, racomitrium moss, Flavocetraria cucullate, arctic willow, greygreen reindeer lichen, rhytidium moss, rock sedge, cetraria lichen, turgid aulacomnium moss, white arctic mountain heather, Merten's oxytrope, alpine bistort, stiffstem saxifrage, cup lichen + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 54 to 129 cm (21 to 51 in) + +Histic epipedon: 0 to 29 cm (0 to 11 in) (Oe horizon) + +Redoximorphic concentrations: 29 to 200 cm (11 to 79 in) (Bg and Bkg horizons) + +Reduced matrix: 29 to 200 cm (11 to 79 in) (Bg and Bkg horizons) + +Free carbonates: 80 to 200 cm (32 to 79 in) (Bkg horizon) + +Aquic conditions: 0 to 200 cm (0 to 79 in) (Oe, Bg, and Bkg horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK290612 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/K/KIMIALUK.txt b/OSD/K/KIMIALUK.txt new file mode 100644 index 00000000..732e73ef --- /dev/null +++ b/OSD/K/KIMIALUK.txt @@ -0,0 +1,173 @@ +LOCATION KIMIALUK AK + +Tentative Series +BMC/CBB +10/2024 + +KIMIALUK SERIES + +Depth class: deep to bedrock, lithic +Drainage class: well drained +Parent material: gravelly loamy colluvium over residuum weathered from calcareous sandstone +Landscape: mountains +Landform: mountain slopes +Slopes: 5 to 25 percent +Mean annual precipitation: about 400 mm (15.75 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 85 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive, nonacid, subgelic Turbic Haplogelepts + +TYPICAL PEDON: Kimialuk gravelly silt loam in a dwarf shrub tundra community on a southeast facing convex, linear summit interfluve on a slope of 2 percent at an elevation of 318 m (1045 ft) + + Oe--0 to 10 cm (0 to 4 in); moderately decomposed plant material, very dark brown (10YR 2/2) broken face moist, dark grayish brown (10YR 4/2) dry; common very fine, fine, and medium roots throughout; 10 percent gravel; very strongly acid (pH 4.5); abrupt wavy boundary. (3 to 12 cm, 1 to 5 in thick) + + Ajj--10 to 25 cm (4 to 10 in); gravelly silt loam, brown (10YR 4/3) broken face moist, pale brown (10YR 6/3) dry; 3 percent very coarse, prominent, irregular bluish gray (5B 5/1) mottles; weak medium granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; many very fine and common fine roots throughout; fine interstitial and irregular pores; 2 percent very coarse, prominent, irregular, noncoherent, cemented strong brown (7.5YR 4/6), moist, masses of oxidized iron; 20 percent gravel; noneffervescent by HCl; moderately acid (pH 6.0); clear irregular boundary. (6 to 17 cm, 2 to 7 in thick) + + Cjj--25 to 40 cm (10 to 16 in); extremely gravelly silt loam, brown (10YR 4/3) broken face moist, pale brown (10YR 6/3) dry; 3 percent very coarse, prominent, irregular bluish gray (5B 5/1) mottles; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; many very fine and common fine roots throughout; medium interstitial and fine irregular pores; 2 percent very coarse, prominent, irregular, noncoherent, cemented strong brown (7.5YR 4/6), moist, masses of oxidized iron; 5 percent cobbles, 75 percent gravel; noneffervescent by HCl; moderately acid (pH 6.0); clear irregular boundary. (8 to 25 cm, 3 to 10 in thick) + + C--40 to 80 cm (16 to 32 in); gravelly silt loam, light olive brown (2.5Y 5/4) broken face moist, pale yellow (2.5Y 7/4) dry; massive; friable, slightly hard, nonsticky, slightly plastic; nonsmeary; common very fine roots throughout; fine interstitial pores; 1 percent fine, prominent, irregular, noncoherent, cemented strong brown (7.5YR 5/6), moist, masses of oxidized iron; 10 percent cobbles, 20 percent gravel; noneffervescent by HCl; moderately acid (pH 6.0); gradual smooth boundary. (25 to 50 cm, 10 to 20 in thick) + + Ck--80 to 125 cm (32 to 49 in); very gravelly loam, olive gray (5Y 4/2) broken face moist, light olive gray (5Y 6/2) dry; massive; very friable, soft, nonsticky, slightly plastic; nonsmeary; fine interstitial pores; finely disseminated carbonates in matrix; 20 percent cobbles, 35 percent gravel; slight effervescence by HCl; neutral (pH 6.8). (25 to 70 cm, 10to 28 in thick) + + 2R--125 to 150 cm (49 to 59 in); strongly coherent to indurated calcareous sandstone bedrock. (25 cm, 10 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 35 minutes 35.50 seconds north, longitude 160 degrees 24 minutes 20.40 seconds west, datum WGS84, UTM north 7163863.75 and UTM east 432711.33, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of organic material: 3 to 12 cm (1 to 5 in) +Thickness of ochric epipedon: 3 to 12 cm (1 to 5 in) +Thickness of cambic horizon: 15 to 17 cm (6 to 7 in) +Depth to redoximorphic concentrations: 3 to 12 cm (1 to 5 in) +Depth to free carbonates: 42 to 104 cm (16 to 41 in) +Depth to cryoturbation: 3 to 12 cm (1 to 5 in) +Depth to lithic contact: 100 to 150 cm (40 to 60 in) + +Oe horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: moderately decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: very strongly acid to moderately acid (pH 4.5 to 6.0) + +Ajj horizon: +Hue: 10YR or 2.5Y +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 3 +Texture: silt loam, sandy loam, fine sandy loam or their gravelly analogues +Sand: 10 to 65 percent +Silt: 21 to 80 percent +Clay: 2 to 14 percent +Rock fragments: 15 to 34 percent +Gravels: 15 to 34 percent +Organic matter: 2 to 8 percent +Reaction class: moderately acid to slightly alkaline (pH 5.6 to 7.8) + +Cjj horizon: +Hue: 10YR, 2.5Y, or 5Y +Value: 4 to 5 moist, 6 to 7 dry +Chroma: 2 to 4 +Texture: silt loam or its gravelly analogues +Sand: 10 to 45 percent +Silt: 50 to 80 percent +Clay: 2 to 12 percent +Rock fragments: 50 to 89 percent +Gravels: 50 to 80 percent +Cobbles: 0 to 20 percent +Organic matter: 0.4 to 3.0 percent +Reaction class: moderately acid to slightly alkaline (pH 5.6 to 7.8) + +C horizon: +Hue: 2.5Y, 5Y, or 10YR +Value: 4 to 5 moist, 6 to 7 moist +Chroma: 2 to 4 +Texture: or their gravelly analogues +Sand: 15 to 50 percent +Silt: 33 to 79 percent +Clay: 6 to 17 percent +Rock fragments: 15 to 45 percent +Gravels: 15 to 30 percent +Cobbles: 0 to 15 percent +Organic matter: 0.4 to 3.0 percent +Reaction class: moderately acid to slightly alkaline (pH 5.6 to 7.8) + +Ck horizon: +Hue: 5Y or 2.5Y +Value: 4 to 5 moist, 6 to 7 dry +Chroma: 2 to 4 +Texture: loam, silt loam or their gravelly analogues +Sand: 15 to 52 percent +Silt: 31 to 79 percent +Clay: 6 to 17 percent +Rock fragments: 35 to 59 percent +Gravels: 15 to 40 percent +Cobbles: 5 to 40 percent +Organic matter: 0.4 to 3.0 percent +Reaction class: slightly acid to slightly alkaline (pH 5.6 to 7.8) + +2R horizon +Strongly coherent to indurated calcareous sandstone bedrock. + +Some pedons have a lithic contact at depths greater than 200 cm (79 in). + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 150 to 500 meters (490 to 1640 feet) +Parent material: gravelly loamy colluvium over residuum weathered from calcareous sandstone +Landform: mountain slopes +Slopes: 5 to 25 percent +Mean annual precipitation: 400 to 500 mm (16 to 20 in) +Mean annual air temperature: -6 to -2 degrees C. (21 to 28 degrees F.) +Frost free period: 75 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Kunjik, Kanik, and Continentaldivide soils. +Kunjik soils have a strongly contrasting particle size class to fragmental, a cryic soil temperature regime, and occur on ridges of mountains. +Kanik soils do not have a cambic horizon, have a high local runoff class, and occur on similar landforms on backslopes. +Continentaldivide soils have a mollic epipedon, lithic contact at depths between 45 to 70 cm (18 to 28 in), and occur on ridges of mountains. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe horizon; moderately high to high in the Ajj, C, and Ck horizons; and moderately high in the Cjj horizon +Permeability: very rapid in the Oe horizon, moderate to rapid in the Ajj horizon, moderate in the Cjj horizon, and moderate to moderately rapid in the C and Ck horizons +Runoff: low to medium + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: marsh Labrador tea, dwarf birch, black crowberry, Flavocetraria culcullata, reindeer lichen, Bigelow's sedge, island cetraria lichen, star reindeer lichen, shortstalk sedge, bog blueberry, arctic willow, tealeaf willow, alpine azalea, lingonberry, Flavocetraria nivalis, grayleaf willow, smallawned sedge, and eightpetal mountain-avens. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of small extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 35 to 110 cm (14 to 43 in) + +Ochric epipedon: 0 to 10 cm (0 to 4 in) (Oe horizon) + +Cambic horizon: 10 to 25 cm (4 to 10 in) (Ajj horizon) + +Redoximorphic concentrations: 10 to 80 cm (4 to 31 in) (Ajj, and Cjj horizons) + +Cryoturbation: 10 to 40 cm (4 to 16 in) (Ajj and Cjj horizons) + +Free carbonates: 80 to 125 cm (31 to 49 in) (Ck horizon) + +Lithologic discontinuity: 125 to 150 cm (49 to 59 in) (2R horizon) + +Lithic contact: 125 cm (49 in) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180663 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/K/KIMIGAAK.txt b/OSD/K/KIMIGAAK.txt new file mode 100644 index 00000000..4a45af51 --- /dev/null +++ b/OSD/K/KIMIGAAK.txt @@ -0,0 +1,144 @@ +LOCATION KIMIGAAK AK + +Tentative Series +MPS +10/2024 + +KIMIGAAK SERIES + +Depth class: moderately deep to lithic bedrock +Drainage class: well drained +Parent material: gravelly loamy residuum weathered from volcanic rock +Landscape: hills +Landform: ridges +Microfeature: nonsorted circles, when present +Slopes: 0 to 25 percent +Mean annual precipitation: about 400 mm (15.7 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, isotic Typic Haplocryepts + +TYPICAL PEDON: Kimigaak gravelly medial coarse sandy loam in a dryas alpine scrubland community on an east facing convex, convex summit on a slope of 21 percent at an elevation of 282m (925 ft) + + Oe--0 to 3 cm (0 to 1 in); moderately decomposed plant material; black (10YR 2/1) broken face moist, dark gray (10YR 4/1) broken face dry; many very fine roots and common fine roots throughout; 5 percent gravel; moderately acid (pH 5.9); clear smooth boundary. (0 to 4 cm, 0 to 2 in thick) + + A--3 to 16 cm (1 to 6 in); gravelly medial coarse sandy loam; dark brown (10YR 3/3) broken face moist, brown (10YR 5/3) broken face dry; weak medium subangular blocky parts to weak fine granular structure; friable, slightly hard, nonsticky, nonplastic; moderately smeary; many very fine roots and common fine roots throughout; many very fine dendritic tubular pores; 5 percent cobbles, 25 percent gravel; noneffervescent by HCL, 1n; moderately acid (pH 5.8); clear wavy boundary. (4 to 17 cm, 2 to 7 in thick) + + Bw--16 to 70 cm (6 to 28 in); extremely gravelly coarse sandy loam; brown (10YR 4/3) broken face moist, pale brown (10YR 6/3) broken face dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; weakly smeary; common fine roots throughout; many fine dendritic tubular pores; 25 percent cobbles, 40 percent gravel; noneffervescent by HCL; moderately acid (pH 5.9); gradual irregular boundary. (20 to 60 cm, 8 to 24 in thick) + + R--70 to 95 cm (27.6 to 37.4 in); strongly coherent to indurated volcanic bedrock. + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.6106770, longitude -160.7147330, datum WGS84, UTM north 7166175.47 and UTM east 417971.68, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 0 to 4 cm (0 to 2 in) +Thickness of ochric epipedon: 4 to 21 cm (2 to 8 in) +Thickness of cambic horizon: 20 to 60 cm (8 to 24 in) +Thickness of andic soil properties: 4 to 17 cm (2 to 7 in) +Depth to lithic contact: 50 to 100 cm (20 to 40 in) + +Oe horizon: +Hue: 7.5YR or 10YR +Value: 2 or 2.5 moist, 4 dry +Chroma: 1 or 2 +Texture: moderately decomposed material +Rock fragments: 0 to 20 percent +Organic matter: 60 to 90 percent +Reaction class: strongly acid to moderately acid (pH 5.1 to 6) + +A horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: silt loam, coarse sandy loam or their gravelly analogues +Sand: 25 to 65 percent +Silt: 25 to 71 percent +Clay: 4 to 10 percent +Rock fragments: 15 to 40 percent +Gravels: 15 to 40 percent +Cobbles: 0 to 10 percent +Organic matter: 2 to 6 percent +Bulk density: 0.5 to 0.9 g/cm3 +Al plus 1/2 Fe: 2 to 4 percent +Volcanic glass content: 0 to 20 percent +Phosphorous retention: 85 to 100 percent +Reaction class: strongly acid to moderately acid (pH 5.1 to 6) + +Bw horizon: +Hue: 7.5YR or 10YR +Value: 3 or 4 moist, 5 or 6 dry +Chroma: 3 or 4 +Texture: sandy loam, coarse sandy loam, loam or their gravelly analogues +Sand: 36 to 65 percent +Silt: 21 to 50 percent +Clay: 5 to 14 percent +Rock fragments: 60 to 85 percent +Gravels: 30 to 70 percent +Cobbles: 5 to 30 percent +Organic matter: 1 to 4 percent +Reaction class: moderately acid to slightly acid (pH 5.6 to 6.5) + +R horizon +Strongly coherent to indurated volcanic bedrock. + +Some pedons have a lithic contact at depths between 40 to 50 cm. + +COMPETING SERIES: These are the Nautchiak (AK) series. +Nautchiak soils lack a lithic contact within 200 cm (79 in), lack andic soil properties, have clay ranging up to 25 percent in the substratum + +GEOGRAPHIC SETTING: +Elevation: 100 to 300 meters (330 to 985 feet) +Parent material: gravelly loamy residuum weathered from volcanic rock +Landform: ridges +Slopes: 0 to 25 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -6 to 1 degrees C. (21 to 34 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Apun, Iksrukkaa, Nunanjiak, Sikuruk, Tui, and Urgiilik soils. +Apun soils have aquic conditions starting between 0 to 25 cm (0 to 10 in), have permafrost, have a histic epipedon, have cryoturbation, have a reduced matrix with 50 cm (20 in), lack a cambic horizon, lack andic soil properties, and occur on footslopes or saddles of hills and mountains or terraces of river valleys +Iksrukkaa soils have paralithic contact at depths between 50 to 100 cm (20 to 40 in), have a folistic epipedon, lack a cambic horizon, lack andic soil properties, and occur on backslopes and shoulders +Nunanjiak soils have paralithic contact at depths between 100 to 150 cm (40 to 60 cm), have a folistic epipedon, have an umbric epipedon, can have spodic materials, have a medial over loamy-skeletal particle size class, and occur on head slopes and mountainflanks, center third +Sikuruk soils have aquic conditions starting between 0 to 25 cm (0 to 10 in), have permafrost, have a reduced matrix starting within 50 cm (20 in), have a gelic soil temperature regime, lack a cambic horizon, lack andic soil properties, and occur on mountainflanks, lower third +Tui soils lack lithic contact within 200 cm (79 in), lack andic soil properties, have a mixed mineralogy class, and occur on nose slopes and mountainflanks +Urgiilik soils lack andic soil properties, have a mixed mineralogy class, and occur on backslopes and mountainflanks, center third + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe horizon, moderately high to very high in the A and Bw horizons +Permeability: very rapid in the Oe horizon, moderate to very rapid in the A horizon, and moderate to rapid in the Bw horizon +Runoff: high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: eightpetal mountain-avens, cup lichen, foliose lichen, Bering Sea sedge, felt lichen, witch's hair lichen, Fries' pussytoes, alpine sweetgrass, snow arnica, golden asahinea lichen, bryocaulon lichen, arctic woodrush, arctic stitchwort, blackish oxytrope, crustose lichen + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of small extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 28 to 70 cm (11 to 28 in) + +Ochric epipedon: 0 to 16 cm (0 to 6 in) (Oe and A horizons) + +Andic soil properties: 3 to 16 cm (1 to 6 in) (A horizon) + +Cambic horizon: 16 to 70 cm (6 to 28 in) (Bw horizon) + +Lithic contact: 70 to 95 cm (28 to 37 in) (R horizon) + +ADDITIONAL DATA: + +User pedon ID: 2023AK180338 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/K/KINAK.txt b/OSD/K/KINAK.txt new file mode 100644 index 00000000..3139c879 --- /dev/null +++ b/OSD/K/KINAK.txt @@ -0,0 +1,162 @@ +LOCATION KINAK AK + +Tentative Series +MPS +10/2024 + +KINAK SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: gravelly loamy colluvium derived from graywacke +Landscape: mountains, hills +Landform: mountain slopes, hillslopes +Slopes: 5 to 65 percent +Mean annual precipitation: about 400 mm (15.7 in) +Mean annual air temperature: about -3 degrees C. (27 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive Typic Humicryepts + +TYPICAL PEDON: Kinak gravelly silt loam in a burned black spruce forest with ericaceous understory community on an east facing convex, linear backslope on a slope of 38 percent at an elevation of 235m (771 ft) + + Oe--0 to 8 cm (0 to 3 in); moderately decomposed plant material; very dark brown (10YR 2/2) broken face moist, dark grayish brown (10YR 4/2) broken face dry; many very fine and fine roots throughout; noneffervescent; extremely acid (pH 3.9); clear wavy boundary. (4 to 14 cm, 2 to 6 in thick) + + A--8 to 19 cm (3 to 8 in); gravelly silt loam; black (10YR 2/1) broken face moist, dark gray (10YR 4/1) broken face dry; weak very fine granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; many very fine and fine roots throughout; few very fine dendritic tubular pores; 30 percent gravel; noneffervescent; extremely acid (pH 4.4); clear smooth boundary. (8 to 30 cm, 3 to 12 in thick) + + Bw1--19 to 50 cm (8 to 20 in); very gravelly silt loam; very dark grayish brown (10YR 3/2) broken face moist, grayish brown (10YR 5/2) broken face dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common very fine and fine roots throughout; few very fine dendritic tubular pores; 50 percent gravel; noneffervescent; extremely acid (pH 3.9); clear smooth boundary. (12 to 40 cm, 5 to 16 in thick) + + Bw2--50 to 100 cm (20 to 40 in); extremely gravelly silt loam; brown (10YR 4/3) broken face moist, grayish brown (10YR 5/2) broken face dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few medium and common fine interstitial pores; 65 percent gravel; noneffervescent; extremely acid (pH 4.2); clear smooth boundary. (20 to 60 cm, 8 to 24 in thick) + + C--100 to 200 cm (40 to 79 in); extremely gravelly silt loam; dark grayish brown (10YR 4/2) broken face moist, light brownish gray (10YR 6/2) broken face dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few medium and common fine interstitial pores; 70 percent gravel; noneffervescent; very strongly acid (pH 4.5) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.1376944, longitude -160.2389166, datum WGS84, UTM north 7112944.58 and UTM east 439703.17, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 4 to 14 cm (2 to 6 in) +Thickness of umbric epipedon: 20 to 70 cm (8 to 28 in) +Thickness of cambic horizon: 20 to 60 cm (8 to 24 in) + +Oe horizon: +Hue: 7.5YR or 10YR +Value: 2 to 6 moist,4 to 8 dry +Chroma: 2 to 4 +Texture: moderately decomposed material +Organic matter: 60 to 90 percent +Reaction class: ultra acid to very strongly acid (pH 3 to 5) + +A horizon: +Hue: 7.5YR or 10YR +Value: 2 or 2.5 moist, 4 dry +Chroma: 1 or 2 +Texture: silt, silt loam or their gravelly analogues +Sand: 5 to 40 percent +Silt: 50 to 93 percent +Clay: 2 to 10 percent +Rock fragments: 0 to 34 percent +Organic matter: 2 to 8 percent +Reaction class: ultra acid to very strongly acid (pH 3 to 5) + +Bw1 horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 or 2 +Texture: silt loam, loam or their gravelly analogues +Sand: 10 to 45 percent +Silt: 38 to 80 percent +Clay: 3 to 17 percent +Rock fragments: 15 to 59 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.5) + +Bw2 horizon: +Hue: 10YR +Value: 4 or 5 moist, 6 to 7 dry +Chroma: 2 to 4 +Texture: silt loam, loam or their gravelly analogues +Sand: 10 to 45 percent +Silt: 38 to 80 percent +Clay: 3 to 17 percent +Rock fragments: 35 to 75 percent +Organic matter: 1 to 5 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.5) + +C horizon: +Hue: 10YR or 2.5Y +Value: 4 or 5 moist, 6 to 7 dry +Chroma: 2 to 4 +Texture: silt loam, loam or their gravelly analogues +Sand: 10 to 50 percent +Silt: 38 to 80 percent +Clay: 2 to 12 percent +Rock fragments: 50 to 85 percent +Organic matter: 0.4 to 3 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.5) + +COMPETING SERIES: These are the Atayak, Bergbay, Ibach, MountMcDonald, Springcamp, Tolstoipoint (AK), Moran (CO, ID, WY), McCall (ID), Buell (UT), and Walcott (WY) series. +Atayak soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), lack an organic surface, and have a mean annual air temperature range of -3 to 2 degrees C. (26 to 35 degrees F.) +Bergbay soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), lack a cambic horizon, and have a mean annual air temperature range of 3 to 8 degrees C. (37 to 46 degrees F.) +Ibach soils lack a cambic horizon, and have a mean annual air temperature range of 1 to 9 degrees C. (34 to 48 degrees F.) +MountMcDonald soils have a paralithic contact at depths between 25 to 50 cm (10 to 20 in), lack a cambic horizon, and have a mean annual air temperature range of -6 to -2 degrees C. (21 to 28 degrees F.) +Springcamp soils have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), lack a cambic horizon, and have a mean annual air temperature range of -5 to -1 degrees C. (23 to 30 degrees F.) +Tolstoipoint soils have a mean annual air temperature range of -6 to -2 degrees C. (21 to 28 degrees F.) +Moran soils lack an organic surface, and have a mean annual air temperature range of -3 to 2 degrees C. (26 to 35 degrees F.) +McCall soils have a sandy-skeletal substratum, and have a mean annual air temperature range of 4 to 5 degrees C. (39 to 42 degrees F.) +Buell soils lack an organic surface, and have a mean annual air temperature of 6 degrees C. (43 degrees F.) +Walcott soils lack an organic surface, and have a mean annual air temperature range of -1 to 1 degrees C. (30 to 34 degrees F.) + +GEOGRAPHIC SETTING: +Elevation: 100 to 430 meters (330 to 1410 feet) +Parent material: gravelly loamy colluvium derived from graywacke +Landform: mountain slopes, hillslopes +Slopes: 5 to 65 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Aklak, Cilla, Continentaldivide, Ingik, Managaarak, Nunanjiak, Tagluk, and Umilguk soils. +Aklak soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 22 to 78 cm (9 to 31 in), have a mollic epipedon, lack a cambic horizon, have a fragmental particle size class, have a gelic soil temperature regime, and occur on mountainflanks, upper and center thirds +Cilla soils have aquic conditions starting between 50 to 100 cm (20 to 40 in), have redox depletions with chroma of 2 or less starting within 65 cm (26 in), have an ochric epipedon, have an isotic mineralogy class, and occur on nose slopes, backslopes, footslopes, shoulders +Continentaldivide soils have a lithic contact at depths between 25 to 50 cm (10 to 20 in), have a mollic epipedon, lack a cambic horizon, have a gelic soil temperature regime, and occur on ridges +Ingik soils have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), have an ochric epipedon, lack a cambic horizon, and occur on mountainflanks, upper third +Managaark soils have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 41 to 93 cm (16 to 37 in), have an ochric epipedon, lack a cambic horizon, have a gelic soil temperature regime, and occur on mountainflanks, upper third +Nunanjiak soils have a paralithic contact at depths between 100 to 150 cm (40 to 60 in), have a folistic epipedon, have andic soil properties, can have spodic materials, have a medial over loamy-skeletal particle size class, and occur on similar landforms on head slopes and mountainflanks, center third +Tagluk soils have a folistic epipedon, have a mollic epipedon, and occur on similar landforms on headslopes and mountainflanks +Umilguk soils have aquic conditions starting between 25 to 50 cm (10 to 20 in), have a reduced matrix within 65 cm (26 in), have a mollic epipedon, lack a cambic horizon, have a coarse-loamy particle size class, and occur on nose slopes and mountainflanks, lower third + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe horizon, moderately high to high in the A, Bw1, Bw2, and C horizons +Permeability: rapid to very rapid in the Oe horizon, moderate in the A horizon, and moderate to moderately rapid in the Bw1, Bw2, and C horizon +Runoff: medium to high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: fireweed, lingonberry, juniper polytrichum moss, dwarf birch, sphagnum, beauverd spirea, marsh Labrador tea, cloudberry, bog blueberry, Siberian alder, Alaska wild rhubarb, spreading woodfern, bluejoint, smallawned sedge, black spruce + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 33 to 108 cm (13 to 43 in) + +Umbric epipedon: 8 to 50 cm (3 to 20 in) (A and Bw1 horizons) + +Cambic horizon: 50 to 100 cm (20 to 39 in) (Bw2 horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180756 + +This series is often found within forest fire seres. + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/K/KULIK.txt b/OSD/K/KULIK.txt new file mode 100644 index 00000000..816f124c --- /dev/null +++ b/OSD/K/KULIK.txt @@ -0,0 +1,141 @@ +LOCATION KULIK AK + +Tentative Series +SAS/MPS +10/2024 + +KULIK SERIES + +Depth class: moderately deep to lithic bedrock +Drainage class: well drained +Parent material: gravelly loamy colluvium over residuum weathered from calcareous sandstone +Landscape: mountains +Landform: mountains slopes +Slopes: 20 to 70 percent +Mean annual precipitation: about 500 mm (19.7 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive, nonacid, subgelic Typic Haplogelolls + +TYPICAL PEDON: Kulik very channery silt loam in a dryas lichen alpine scrubland community on a southwest facing convex, linear backslope on a slope of 24 percent at an elevation of 514m (1686 ft) + + Oa--0 to 7 cm (0 to 3 in); highly decomposed plant material; black (10YR 2/1) moist, dark gray (10YR 4/1) dry; many very fine roots, common fine roots and few medium roots throughout; 5 percent channers, 5 percent flagstones; noneffervescent by HCL; moderately acid (pH 5.7); clear smooth boundary. (5 to 12 cm, 2 to 5 in thick) + + AB--7 to 28 cm (3 to 11 in); very channery silt loam; dark brown (10YR 3/3) moist, yellowish brown (10YR 5/4) dry; weak fine subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; weakly smeary; common very fine and fine roots throughout; many very fine and fine tubular pores; 20 percent flagstones, 35 percent channers; noneffervescent by HCL; moderately acid (pH 5.8); clear smooth boundary. (18 to 39 cm, 7 to 15 in thick) + + Bw--28 to 58 cm (11.0 to 23 in); extremely flaggy silt loam; brown (10YR 4/3) moist, brown (10YR 5/3) dry; weak fine subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; weakly smeary; few very fine roots and common fine roots throughout; many very fine tubular and common fine tubular pores; 1 percent distinct pinkish gray (7.5YR 6/2) carbonate coats on bottom of rock fragments; 30 percent channers, 50 percent flagstones; noneffervescent in the soil matrix and violently effervescent on the bottom of rock fragments, by HCH; moderately acid (pH 6.0); very abrupt irregular boundary. (15 to 50 cm, 6 to 20 in thick) + + 2R--58 to 83 cm (23 to 33 in); strongly coherent to indurated calcareous sandstone bedrock. + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 65.0180870, longitude -159.5180240, datum WGS84, UTM north 7210570.38 and UTM east 475588.45, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of organic material: 5 to 12 cm (2 to 5 in) +Thickness of mollic epipedon: 18 to 39 cm (7 to 15 in) +Thickness of cambic horizon: 15 to 50 cm (6 to 20 in) +Depth to lithic contact: 50 to 100 cm (20 to 40 in) + +Oa horizon: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 or 2 +Texture: highly decomposed material or its channery analogues +Rock fragments:0 to 25 percent +Channers: 0 to 25 percent +Flagstones: 0 to 8 percent +Organic matter: 60 to 90 percent +Reaction class: very strongly acid to slightly acid (pH 4.5 to 6.5) + +AB horizon: +Hue: 7.5YR or 10YR +Value: 2 or 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: sandy loam, silt loam or their channery analogues +Sand: 20 to 75 percent +Silt: 13 to 77 percent +Clay: 3 to 12 percent +Rock fragments: 15 to 59 percent +Channers: 10 to 45 percent +Flagstones: 5 to 30 percent +Organic matter: 2 to 8 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +Bw horizon: +Hue: 10YR or 2.5Y +Value: 4 or 5 moist, 6 or 7 dry +Chroma: 1 to 4 +Texture: fine sandy loam, silt loam or their channery and flaggy analogues +Sand: 25 to 75 percent +Silt: 13 to 72 percent +Clay: 3 to 12 percent +Rock fragments: 60 to 85 percent +Channers: 10 to 60 percent +Flagstones: 15 to 60 percent +Organic matter: 1 to 5 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +2R horizon +Strongly coherent to indurated calcareous sandstone bedrock. + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 375 to 775 meters (1230 to 2545 feet) +Parent material: gravelly loamy colluvium over residuum weathered from calcareous sandstone +Landform: mountains slopes +Slopes: 20 to 70 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Aklak, Atkaktuk, Continentaldivide, Ingik, Kanik, Kikku, Managaarak, Nautchiak, Tui, and Tumi soils. +Aklak soils have lithic contacts at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 22 to 78 cm (9 to 31 in), lack a cambic horizon, have a fragmental particle size class, and occur on similar landforms on mountainflanks, upper and center thirds +Atkaktuk soils have a fragmental layer starting at depths between 35 to 60 cm (14 to 24 in), have an umbric epipedon, lack a cambic horizon, have an acid reaction class, have a loamy-skeletal over fragmental particle size class, and occur on mountainflanks, upper third +Continentaldivide soils have lithic contacts at depths between 25 to 50 cm (10 to 20 in), lack a cambic horizon, and occur on ridges +Ingik soils have paralithic contacts at depths between 50 to 100 cm (20 to 40 in), have an ochric epipedon, have a cryic soil temperature regime, and occur on mountainflanks, upper third +Kanik soils have lithic contacts at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 66 to 100 cm (26 to 40 in), have an ochric epipedon, lack a cambic horizon, and occur on similar landforms on mountainflanks, upper and center thirds +Kikku soils have aquic conditions at or above the soil surface, have ponding, lack lithic contact within 200 cm (79 in), have a histic epipedon, have free carbonates below 40 cm (16 in), have a fine-loamy particle size class, and occur on shoulders and mountainflanks, upper third +Managaarak soils have lithic contacts at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 41 to 93 cm (16 to 37 in), have an ochric epipedon, lack a cambic horizon, have an acid reaction class, and occur on mountainflanks, upper third +Nautchiak soils lack lithic contact within 200 cm (79 in), have an ochric epipedon, have an isotic mineralogy class, have a cryic soil temperature regime, and occur on swales and drainageways +Tui soils lack lithic contact within 200 cm (79 in), have an ochric epipedon, have a cryic soil temperature regime, and occur on nose slopes and mountainflanks +Tumi soils have a fragmental layer starting at depths between 33 to 141 cm (13 to 56 in), have an ochric epipedon, have a loamy-skeletal particle size class, and occur on valley sides and mountainflanks, upper and center thirds + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oa horizon and moderately high to high in the AB and Bw horizons +Permeability: rapid to very rapid in the Oa horizon and moderate to rapid in the AB and Bw horizons +Runoff: high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: eightpetal mountain-avens, crustose lichen, moss, snow lichen, whiteworm lichen, cup lichen, Flavocetraria cucullate, Flavocetraria nivalis, arctic lupine, locoweed, juniper polytrichum moss, globe ball lichen, foliose lichen + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 32 to 58 cm (13 to 23 in) + +Mollic epipedon: 7 to 28 cm (3 to 11 in) (AB horizon) + +Cambic horizon: 28 to 58 cm (11 to 23 in) (Bw horizon) + +Lithologic discontinuity: 58 to 83 cm (23 to 33 in) (2R horizon) + +Lithic contact: 58 to 83 cm (23 to 33 in) (2R horizon) + +ADDITIONAL DATA: + +User pedon ID: 2022AK290547 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/M/MANAGAARAK.txt b/OSD/M/MANAGAARAK.txt new file mode 100644 index 00000000..5615a8a7 --- /dev/null +++ b/OSD/M/MANAGAARAK.txt @@ -0,0 +1,146 @@ +LOCATION MANAGAARAK AK + +Tentative Series +MPS +10/2024 + +MANAGAARAK SERIES + +Depth class: deep to lithic bedrock +Drainage class: well drained +Parent material: gravelly loamy colluvium over residuum weathered from graywacke +Landscape: mountains +Landform: mountain slopes +Slopes: 30 to 95 percent +Mean annual precipitation: about 500 mm (20 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive, acid, subgelic Typic Gelorthents + +TYPICAL PEDON: Managaarak extremely cobbly silt loam in a dryas lichen alpine community on a northwest facing convex, linear backslope on a slope of 51 percent at an elevation of 408m (1339 ft) + + Oe--0 to 4 cm (0 to 2 in); moderately decomposed plant material; black (10YR 2/1) moist, dark gray (10YR 4/1) dry; many very fine and fine roots and common medium roots throughout; noneffervescent; extremely acid (pH 3.9); abrupt wavy boundary. (1 to 8 cm, 0.5 to 3 in thick) + + A--4 to 17 cm (2 to 7 in); extremely cobbly silt loam; black (10YR 2/1) moist, dark gray (10YR 4/1) dry; weak medium subangular blocky parts to weak fine granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common very fine and fine roots throughout; few very fine dendritic tubular pores; 35 percent gravel and 27 percent cobbles; noneffervescent; extremely acid (pH 4.2); clear smooth boundary. (0 to 15 cm, 0 to 6 in thick) + + C1--17 to 80 cm (7 to 32 in); extremely cobbly coarse sandy loam; very dark grayish brown (10YR 3/2) moist, grayish brown (10YR 5/2) dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; moderately few very fine and fine roots throughout; few medium interstitial pores; 30 percent gravel, 30 percent cobbles, and 20 percent stones; noneffervescent; very strongly acid (pH 4.6). (40 to 70 cm, 16 to 28 in thick) + + C2--80 to 120 cm (32 to 47 in); stones; many very coarse and coarse interstitial pores; 30 percent gravel, 30 percent cobbles, 35 percent stones. (20 to 45 cm, 8 to 18 in thick) + + 2R--120 to 145 cm (47 to 57 in); strongly coherent to indurated graywacke bedrock. + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.3030762, longitude -160.2306716, datum WGS84, UTM north 7131363.69 and UTM east 440460.87, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of organic material: 1 to 8 cm (0.5 to 3 in) +Thickness of ochric epipedon: 1 to 23 cm (0.5 to 9 in) +Depth to lithic contact: 100 to 150 cm (40 to 60 in) + +Oe horizon: +Hue: 5YR, 7.5YR, 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: moderately decomposed material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to slightly acid (pH 3.5 to 6.5) + +A horizon: +Hue: 10YR +Value: 2 or 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: silt loam or its gravelly and cobbly analogues +Sand: 15 to 35 percent +Silt: 52 to 80 percent +Clay: 3 to 13 percent +Rock fragments: 35 to 75 percent +Gravels: 20 to 55 percent +Cobbles: 15 to 30 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +C1 horizon: +Hue: 10YR or 2.5Y +Value: 3 or 4 moist, 5 or 6 dry +Chroma: 1 to 4 +Texture: silt loam, coarse sandy loam or their gravelly and cobbly analogues +Sand: 20 to 80 percent +Silt: 5 to 77 percent +Clay: 2 to 15 percent +Rock fragments: 60 to 85 percent +Gravels: 25 to 55 percent +Cobbles: 5 to 35 percent +Stones: 0 to 20 percent +Organic matter: 0.4 to 3 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +C2 horizon: +In lieu of texture: stones, cobbles, gravel +Rock fragments: 90 to 100 percent +Gravels: 25 to 80 percent +Cobbles: 20 to 35 percent +Stones: 0 to 40 percent + +2R horizon +Strongly coherent to indurated graywacke bedrock. + +COMPETING SERIES: These are the Woodlake (AK) series. +Woodlake soils have a lithic contact at depths between 50 to 100 (20 to 40 cm), lack a fragmental layer, have mean annual air temperature of 0 to 9 degrees C. (32 to 48 degrees F.) + +GEOGRAPHIC SETTING: +Elevation: 300 to 900 meters (985 to 2955 feet) +Parent material: gravelly loamy colluvium over residuum weathered from graywacke +Landform: mountain slopes +Slopes: 30 to 95 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Aklak, Atkaktuk, Continentaldivide, Ingik, Isimnjaatuk, Iyyagrik, Kanik, Kulik, Nauthciak, and Tumi soils. +Aklak soils have a mollic epipedon, have a fragmental particle size class, have a fragmental layer starting between 22 to 78 cm (9 to 31 in), have a pH range of 5.6 to 7.3 in the mineral horizons, can have carbonate coatings on bottom of rock fragments, and occur on mountainflanks, upper and center thirds +Atkaktuk soils lack a lithic contact within 200 cm (79 in), have a fragmental layer starting between 35 to 60 cm (14 to 24 in), have an umbric epipedon, have a loamy-skeletal over fragmental particle size class, lack an organic surface, and occur on similar landforms on mountainflanks, upper third +Continentaldivide soils have a lithic contact at depths between 25 to 50 cm (10 to 20 in), have a mollic epipedon, have a pH range of 5.6 to 7.3, have a nonacid reaction class, can have carbonate coatings on bottom of rock fragments, lack an organic surface, and occur on ridges +Ingik soils have paralithic contact at depths between 50 to 100 cm (20 to 40 in), have a cryic soil temperature regime, have a nonacid reaction class, and occur on similar landforms on mountainflanks, upper third +Isimnjaatuk soils have paralithic contact at depths between 100 to 150 cm (40 to 60 in), have a cambic horizon, have a nonacid reaction class, and occur on similar landforms on mountainflanks, upper third +Iyyagrik soils have a mollic epipedon, have a cryic soil temperature regime, have pH of 5.5 to 7.3 in the mineral horizons, have a nonacid reaction class, and occur on similar landforms on mountainflanks, upper third +Kanik soils have a pH of 5.6 to 7.3 in the mineral horizons, have a nonacid reaction class, and occur on mountainflanks, upper and center thirds +Kulik soils have lithic contact at depths between 50 to 100 cm (20 to 40 in), have a mollic epipedon, have a cambic horizon, have a pH of 5.6 to 7.3 in the mineral horizons, can have carbonate coatings on bottom of rock fragments, and occur on mountainflanks, upper and center thirds +Nautchiak soils lack a lithic contact within 200 cm (79 in), have a cambic horizon, have a cryic soil temperature regime, have an isotic mineralogy class, have a pH range of 5 to 7.3 in the mineral horizons, and occur on drainageways and swales on mountainflanks, upper and center thirds +Tumi soils have lithic contact at depths between 50 to 100 cm (20 to 40 in), have a fragmental layer starting between 33 to 141 cm (13 to 56 in), have a cambic horizon, have a cryic soil temperature regime, have a loamy-skeletal over fragmental particle size class, occurs on valley sides and mountainflanks, upper, center and lower thirds + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe horizon, moderately high to high in the A horizon, moderately low to high in the C1 horizon, and very high in the C2 horizon +Permeability: rapid to very rapid in the Oe horizon, moderate to rapid in the A horizon, very slow to moderately rapid in the C1 horizon, and rapid to very rapid in the C2 horizon +Runoff: high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: reindeer lichen, star reindeer lichen, white arctic mountain heather, greygreen reindeer lichen, cup lichen, Flavocetraria cucullate, bog blueberry, black crowberry, marsh labrador tea, dwarf birch, alpine bearberry, smallawned sedge, tealeaf willow, dwarf fireweed, Flavocetraria nivalis + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 28 to 103 cm (11 to 41 in) + +Ochric epipedon: 0 to 17 cm (0 to 7 in) (Oe and A horizons) + +Lithologic discontinuity: 120 to 145 cm (47 to 57 in) (2R horizon) + +Lithic contact: 120 to 145 cm (47 to 57 in) (2R horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180727 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/N/NAGRUK.txt b/OSD/N/NAGRUK.txt new file mode 100644 index 00000000..20d82a77 --- /dev/null +++ b/OSD/N/NAGRUK.txt @@ -0,0 +1,162 @@ +LOCATION NAGRUK AK + +Tentative Series +SAS/CBB +10/2024 + +NAGRUK SERIES + +Depth class: moderately deep to bedrock, paralithic +Drainage class: moderately well drained +Parent material: organic material over loamy slope alluvium over gravelly loamy residuum weathered from limestone, sandstone, and shale +Landscape: mountains +Landform: mountain slopes, saddles +Slopes: 0 to 20 percent +Mean annual precipitation: about 450 mm (18 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 85 days + +TAXONOMIC CLASS: Fine-loamy, mixed, active Aquic Haplocryepts + +TYPICAL PEDON: Nagruk parachannery muck in a lichen and willow shrubland on a north facing linear, convex summit on a slope of 3 percent at an elevation of 488 m (1,602 ft) + + Oe--0 to 4 cm (0 to 2 in); moderately decomposed plant material, dark reddish brown (5YR 2.5/2) broken face moist, dark reddish gray (5YR 4/2) broken face dry; many very fine and common fine roots throughout; strongly acid (pH 5.4); clear smooth boundary. (2 to 6 cm, 1 to 2 in thick) + + Oa/Agjj--4 to 27 cm (2 to 11 in); parachannery muck, 60 percent black (10YR 2/1) broken face and 40 percent very dark gray (7.5YR 3/1) broken face moist, 60 percent dark gray (10YR 4/1) broken face and 40 percent gray (7.5YR 5/1) broken face dry; many very fine and few fine roots throughout; 5 percent channers, 15 percent parachanners ; positive to alpha-alpha dipyridyl; slightly acid (pH 6.3); clear smooth boundary. (20 to 26 cm, 8 to 10 in thick) + + A--27 to 39 cm (11 to 15 in); parachannery highly organic silt, black (7.5YR 2.5/1) broken face moist, dark gray (7.5YR 4/1) broken face dry; weak fine granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; common very fine and few roots throughout; very fine irregular and dendritic tubular pores; 5 percent channers, 15 percent parachanners; noneffervescent; slightly acid (pH 6.3); abrupt irregular boundary. (6 to 15 cm, 2 to 6 in thick) + + Bw--39 to 63 cm (15 to 25 in); loam, dark gray (2.5Y 4/1) broken face moist, gray (2.5Y 6/1) broken face dry; strong medium lenticular structure; friable, slightly hard, nonsticky, slightly plastic; nonsmeary; common very fine and fine roots throughout; very fine irregular and dendritic tubular pores; 3 percent distinct silt coats on all faces of peds; 10 percent coarse, irregular, noncoherent dark yellowish brown (10YR 4/4), moist, masses of oxidized iron with clear boundaries around rock fragments; noneffervescent; slightly acid (pH 6.2); clear smooth boundary. (15 to 30 cm, 6 to 12 in thick) + + 2C--63 to 78 cm (25 to 31 in); very channery loam, dark grayish brown (10YR 4/2) broken face moist, light brownish gray (10YR 6/2) broken face dry; massive; very friable, soft, slightly sticky, slightly plastic; nonsmeary; very fine irregular and dendritic tubular pores; 5 percent coarse, irregular, noncoherent dark yellowish brown (10YR 4/6), moist, masses of oxidized iron with clear boundaries around rock fragments; 45 percent channers; slight effervescence; neutral (pH 6.9); clear irregular boundary. (10 to 45 cm, 4 to 18 in thick) + + 2Cr--78 to 103 cm (31 to 41 in); extremely weakly to moderately coherent limestone, sandstone, and shale bedrock. (25 cm, 10 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 65 degrees 23 minutes 17.05 seconds north, longitude 160 degrees 0 minutes 37.11 seconds west, datum WGS84, UTM north 7252081.57 and UTM east 453051.12, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: -0.5 to 2.5 degrees C. (31 to 36 degrees F.) +Thickness of organic material: 22 to 32 cm (9 to 13 in) +Thickness of histic epipedon: 2 to 32 cm (1 to 13 in) +Thickness of cambic horizon: 22 to 77 cm (9 to 30 in) +Depth to redoximorphic concentrations: 28 to 122 cm (11 to 48 in) +Depth to aquic conditions: 2 to 6 cm (1 to 2 in) +Depth to lithologic discontinuity: 43 to 77 cm (17 to 30 in) +Depth to paralithic contact: 50 to 100 cm (20 to 40 in) + +Oe horizon: +Hue: 5YR, 7.5YR, or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: moderately decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: very strongly acid (pH 4.5 to 5.0) + +Oa/Agjj horizon: +Hue: 10YR, 7.5YR, or 5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: muck, channery muck, or parachannery muck +Rock fragments: 0 to 25 percent +Channers: 0 to 25 percent +Parachanners: 0 to 20 percent +Organic matter: 60 to 90 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) + +A horizon: +Hue: 7.5YR, 10YR, or 2.5Y +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 3 +Texture: highly organic silt, silt loam, or their parachannery analogues +Sand: 0 to 30 percent +Silt: 62 to 97 percent +Clay: 3 to 8 percent +Rock fragments: 0 to 25 percent +Channers: 0 to 25 percent +Parachanners: 0 to 20 percent +Organic matter: 10 to 19 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +Bw horizon: +Hue: 2.5Y, 10YR, or 5Y +Value: 3 to 4 +Chroma: 1 to 3 +Texture: loam, clay loam, or sandy clay loam +Sand: 20 to 65 percent +Silt: 15 to 53 percent +Clay: 15 to 28 percent +Organic matter: 0.5 to 3 percent +Reaction class: moderately acid to slightly acid (pH 5.6 to 6.5) + +2C horizon: +Hue: 10YR, 2.5Y, or 5Y +Value: 4 to 5 moist, 6 to 7 dry +Chroma: 1 to 3 +Texture: very or extremely channery loam or sandy clay loam +Sand: 35 to 65 percent +Silt: 7 to 47 percent +Clay: 18 to 28 percent +Rock fragments: 35 to 75 percent +Channers: 35 to 75 percent +Organic matter: 0.4 to 2 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +2Cr horizon +Extremely weakly to moderately coherent limestone, sandstone, and shale bedrock. + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 330 to 750 meters (1,080 to 2,460 feet) +Parent material: organic material over loamy slope alluvium over gravelly loamy residuum weathered from limestone, sandstone, and shale +Landform: mountain slopes, saddles +Slopes: 0 to 20 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -6 to -2 degrees C. (21 to 28 degrees F.) +Frost free period: 70 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Kalasikcreek and Kikku soils. +Kalasikcreek soilshave an ochric epipedon, a gelic temperature regime, and occur on similar landforms on summit and shoulder positions. +Kikku soils have a reduced matrix at depths between 20 to 200 cm (8 to 79 in), a gelic temperature regime, and occur on similar landforms on shoulder and backslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: moderately well drained +Saturated Hydraulic Conductivity: very high in the Oe horizon and moderately high to high in the Oa/Agjj, A, Bw, and 2C horizons +Permeability: rapid to very rapid in the Oe horizon; moderate to moderately rapid in the Oa/Agjj and A horizons; and slow to moderately rapid in the Bw and 2C horizons +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: splendid feather moss, Flavocetraria culcullata, netleaf willow, dicranum moss, greygreen reindeer lichen, bluejoint, black crowberry, witch's hair lichen, Richardson's willow, glaucous bluegrass, white arctic mountain heather, tealeaf willow, snow lichen, northern singlespike sedge, narrowleaf singlespike sedge, narrowleaf saw-wort, arctic willow, bog blueberry, lingonberry, variegated sedge, sedge, field horsetail, and Barclay's willow. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 52 to 78 cm (20 to 31 in) + +Histic epipedon: 4 to 27 cm (2 to 11 in) (Oa/Agjj horizon) + +Cambic horizon: 27 to 63 cm (11 to 25 in) (A and Bw horizons) + +Redoximorphic concentrations: 39 to 78 cm (15 to 31 in) (Bw and 2C horizons) + +Lithologic discontinuity: 63 to 103 cm (25 to 41 in) (2C and 2Cr horizons) + +Paralithic contact: 78 cm (31 in) (2Cr horizon) + +ADDITIONAL DATA: + +User pedon ID: 2023AK180251 + +KSSL lab pedon: S2021AK290613, S2021AK290913, S2021AK290914 (select horizon data) + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/N/NIAKUK.txt b/OSD/N/NIAKUK.txt new file mode 100644 index 00000000..b4359b51 --- /dev/null +++ b/OSD/N/NIAKUK.txt @@ -0,0 +1,148 @@ +LOCATION NIAKUK AK + +Tentative Series +BMC/CBB +10/2024 + +NIAKUK SERIES + +Depth class: deep to bedrock, lithic +Drainage class: well drained +Parent material: loamy colluvium over gravelly colluvium over residuum weathered from mudstone +Landscape: mountains +Landform: mountain slopes +Slopes: 15 to 55 percent +Mean annual precipitation: about 500 mm (19.68 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Coarse-loamy over fragmental, mixed, superactive Typic Dystrocryepts + +TYPICAL PEDON: Niakuk loam in a dwarf birch community on a southeast facing linear, convex shoulder on a slope of 34 percent at an elevation of 393 m (1290 ft) + + Oe--0 to 4 cm (0 to 2 in); moderately decomposed plant material, very dark brown (7.5YR 2.5/2) broken face moist, brown (7.5YR 4/2) dry; common very fine, fine, medium, and coarse roots throughout; extremely acid (pH 4.0); clear wavy boundary (2 to 12 cm, 1 to 5 in thick) + + A--4 to 12 cm (2 to 5 in); loam, dark yellowish brown (10YR 4/4) broken face moist, light yellowish brown (10YR 6/4) dry; weak fine granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; common very fine, fine, medium, and coarse roots throughout; very fine and fine irregular pores; 5 percent gravel; very strongly acid (pH 4.7); clear irregular boundary (3 to 10 cm, 1 to 4 in thick) + + Bw1--12 to 24 cm (5 to 9 in); silt loam, yellowish brown (10YR 5/6) broken face moist, yellow (10YR 7/6) dry; weak fine subangular blocky structure; very friable, soft, nonsticky, nonplastic; strongly smeary; common very fine roots throughout; very fine and fine irregular pores; 8 percent gravel; strongly acid (pH 5.3); abrupt irregular boundary. (5 to 16 cm, 2 to 6 in thick) + + Bw2--24 to 56 cm (9 to 22 in); loam, dark gray (10YR 4/1) broken face moist, gray (10YR 6/1) dry; weak fine subangular blocky structure; very friable, soft, nonsticky, nonplastic; nonsmeary; common very fine roots throughout; very fine and fine irregular pores; 10 percent gravel; strongly acid (pH 5.3); gradual smooth boundary (10 to 35 cm, 4 to 14 in thick) + + 2C1--56 to 75 cm (22 to 30 in); gravel; coarse and very coarse interstitial pores; 85 percent gravel and 10 percent cobbles; clear wavy boundary. (10 to 25 cm, 4 to 10 in thick) + + 2C2--75 to 120 cm (30 to 47 in); gravel; coarse and very coarse interstitial pores; 60 percent gravel and 35 percent cobbles. (40 to 52 cm, 16 to 20 in thick) + + 3R--120 to 145 cm (47 to 57 in); strongly coherent to indurated mudstone bedrock. (25 cm, 10 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 19 minutes 12.70 seconds north, longitude 159 degrees 52 minutes 40.30 seconds west, datum WGS84, UTM north 7132988.11 and UTM east 457554.98, zone 4W, datum WGS84 + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to -3 degrees C. (32 to 27 degrees F.) +Thickness of organic material: 2 to 12 cm (1 to 5 in) +Thickness of ochric epipedon: 5 to 22 cm (2 to 9 in) +Thickness of cambic horizon: 15 to 44 cm (6 to 17 in) +Depth to lithologic discontinuity: 20 to 73 cm (8 to 29 in) and 70 to 150 cm (28 to 59 in) +Depth to lithic contact: 100 to 150 cm (40 to 60 in) + +Oe horizon: +Hue: 7.5YR or 5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: moderately decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: ultra acid to very strongly acid (pH 3.0 to 5.0) + +A horizon: +Hue: 10YR or 7.5YR +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 4 +Texture: loam, silt loam, or silt +Sand: 10 to 45 percent +Silt: 40 to 86 percent +Clay: 4 to 16 percent +Rock fragments: 0 to 14 percent +Gravels: 0 to 14 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to very strongly acid (pH 3.5 to 5.0) + +Bw horizons: +Hue: 10YR or 2.5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 to 6 +Texture: silt loam, loam, or their gravelly analogues +Sand: 20 to 52 percent +Silt: 33 to 73 percent +Clay: 7 to 15 percent +Rock fragments: 0 to 34 percent +Gravels: 0 to 34 percent +Organic matter: 1.0 to 3.0 percent +Reaction class: very strongly acid to strongly acid (pH 4.5 to 5.5) + +2C horizons: +Texture: gravel +Rock fragments: 90 to 100 percent +Gravels: 50 to 100 percent +Cobbles: 0 to 45 percent + +3R horizon +Strongly coherent to indurated mudstone bedrock. + +Some pedons have a lithic contact at moderately deep depths. + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 300 to 700 meters (985 to 2295 feet) +Parent material: loamy colluvium over gravelly colluvium over residuum weathered from mudstone +Landform: mountain slopes +Slopes: 15 to 55 percent +Mean annual precipitation: 400 to 600 mm (16 to 24 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Aullasik, Nunanjiak, Anugi, Urgiilik, Imnak, Apkun, and Myoukchuk soils. +*Aullasik soils have an umbric epipedon at depths between 6 to 41 cm (2 to 16 in) and occur on similar landforms on backslope positions. +*Nunanjiak soils have folistic and umbric epipedons at depths between 0 to 67 (0 to 26 in), volcanic glass at depths between 21 to 110 cm (8 to 43 in), and occur on similar landforms on backslope positions. +*Anugi soils have a strongly to slightly acid reaction class in the cambic horizon between 7 to 76 cm (3 to 30 in) and occur on similar landforms on backslope positions. +*Urgiilik soils have lithic contact at depths between 35 to 126 cm (14 to 50 in) and occur on similar landforms on backslope positions. +*Imnak soils have a mollic epipedon, extremely channery textures at depths between 2 to 49 cm (1 to 19 in), and occur on similar landforms on backslope positions. +*Apkun soils have an umbric epipedon at depths between 4 to 43 cm (2 to 17 in) and occur on similar landforms on backslope positions. +*Myoukchuk soils do not have a cambic horizon and occur on similar landforms on backslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe and 2C horizons, moderately high to high in the A and Bw2 horizons, and moderately high in the Bw1 horizon +Permeability: rapid to very rapid in the Oe horizon, moderate to moderately rapid in the A and Bw2 horizons, moderate in the Bw1 horizon, and very rapid in the 2C horizons +Runoff: high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: dwarf birch, marsh Labrador tea, snow lichen, reindeer lichen, greygreen reindeer lichen, black crowberry, bog blueberry, lingonberry, white spruce, shortstalk sedge, and alpine azalea. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 29 to 104 cm (11 to 41 in) + +Ochric epipedon: 0 to 12 cm (0 to 5 in) (Oe and A horizons) + +Cambic horizon: 12 to 56 cm (5 to 22 in) (Bw horizons) + +Lithologic discontinuity: 56 to 120 cm (22 to 47 in) and 120 to 145 cm (47 to 57 in) (2C1, 2C2, and 3R horizons) + +Lithic contact: 125 cm (49 in) (3R horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK290667 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/N/NIILGIK.txt b/OSD/N/NIILGIK.txt new file mode 100644 index 00000000..5cd189c7 --- /dev/null +++ b/OSD/N/NIILGIK.txt @@ -0,0 +1,138 @@ +LOCATION NIILGIK AK + +Tentative Series +SAS/MPS +10/2024 + +NIILGIK SERIES + +Depth class: very deep (moderately deep to permafrost) +Drainage class: poorly drained +Parent material: organic material over silty slope alluvium derived from metamorphic and sedimentary rock +Landscape: mountains +Landform: mountain slopes +Slopes: 1 to 18 percent +Mean annual precipitation: about 500 mm (20 in) +Mean annual air temperature: about -3 degrees C. (27 degrees F.) +Frost-free period: 75 to 90 days + +TAXONOMIC CLASS: Coarse-silty, mixed, superactive, acid, subgelic Typic Histoturbels + +TYPICAL PEDON: Niilgik peat in a tussock tundra with lichen community on a northwest facing convex, linear footslope on a slope of 5 percent at an elevation of 437m (1434 ft) + + Oi--0 to 17 cm (0 to 7 in); peat; dark yellowish brown (10YR 3/6) moist, yellowish brown (10YR 5/6) dry; many very fine and fine roots throughout; noneffervescent; extremely acid (pH 4.0); abrupt smooth boundary. (10 to 18 cm, 4 to 7 in thick) + + Oe--17 to 37 cm (7 to 15 in); mucky peat; very dark brown (7.5YR 2.5/2) moist, brown (7.5YR 4/2) dry; many very fine roots throughout; noneffervescent; very strongly acid (pH 4.6); very abrupt smooth boundary. (10 to 21 cm, 4 to 8 in thick) + + Cg/Ajj--37 to 55 cm (15 to 22 in); very fine sandy loam; 55 percent gray (2.5Y 5/1) and 45 percent black (7.5YR 2.5/1) moist, 55 percent light gray (2.5Y 7/1) and 45 percent dark gray (7.5YR 4/1) dry; massive and weak fine granular structure; friable, slightly hard, nonsticky, slightly plastic; nonfluid; few very fine roots throughout; common very fine tubular pores; 1 percent fine prominent cylindrical dark yellowish brown (10YR 4/6), moist, masses of oxidized iron on surfaces along root channels; noneffervescent; very strongly acid (pH 4.8); clear smooth boundary. (15 to 40 cm, 6 to 16 in thick) + + Cgf--55 to 80 cm (22 to 32 in); permanently frozen silt loam; dark gray (2.5Y 4/1) moist, gray (2.5Y 6/1) dry; massive; extremely firm , nonsticky, slightly plastic; nonfluid; common very fine tubular pores; 3 percent fine prominent irregular strong brown (7.5YR 4/6), moist, masses of oxidized iron at top of horizon; 30 percent 3 mm thick ice lenses; 15 percent pore ice; noneffervescent; very strongly acid (pH 5.0); clear smooth boundary. (15 to 45 cm, 6 to 18 in thick) + + Cf--80 to 200 cm (32 to 79 in); permanently frozen silt loam; dark gray (2.5Y 4/1) moist, gray (2.5Y 6/1) dry; massive; extremely firm, nonsticky, slightly plastic; nonfluid; few very fine irregular pores; noneffervescent; very strongly acid (pH 5.0). + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.2281880, longitude -159.649995, datum WGS84, UTM north 7122603.26 and UTM east 468467.28, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: gelic +Mean annual soil temperature: -2 to -1 degrees C. (28 to 30 degrees F.) +Thickness of histic epipedon: 20 to 39 cm (8 to 15 in) +Depth to redoximorphic concentrations: 20 to 39 cm (8 to 15 in) +Depth to reduced matrix: 20 to 39 cm (8 to 15 in) +Depth to cryoturbation: 20 to 39 cm (8 to 15 in) +Depth to permafrost: 50 to 100 cm (20 to 40 in) + +Oi and Oe horizons: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 6 +Texture: peat, mucky peat +Organic matter: 60 to 90 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +Cg/Ajj horizon: +Hue: 7.5YR, 10YR, 2.5Y +Value: 2.5 to 5 moist, 4 to 7 dry +Chroma: 1 to 3 +Texture: silt loam, very fine sandy loam +Sand: 10 to 60 percent +Silt: 23 to 80 percent +Clay: 6 to 17 percent +Organic matter: 0.4 to 5 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +Cgf and Cf horizons: +Hue: 2.5Y +Value: 4 or 5 moist, 6 or 7 dry +Chroma: 1 or 2 +Texture: permanently frozen silt loam, permanently frozen very fine sandy loam +Sand: 10 to 60 percent +Silt: 23 to 80 percent +Clay: 5 to 17 percent +Organic matter: 0.4 to 3 percent +Reaction class: very strongly acid to strongly acid (pH 4.5 to 5.4) + +Some pedons lack a Cf horizon or have cryoturbated combination horizons other than Cg/Ajj. + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 25 to 600 meters (82 to 1969 feet) +Parent material: organic material over silty slope alluvium derived from metamorphic and sedimentary rock +Landform: mountain slopes +Slopes: 1 to 18 percent +Mean annual precipitation: 300 to 600 mm (12 to 24 in) +Mean annual air temperature: -5 to -1 degrees C. (23 to 30 degrees F.) +Frost free period: 75 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Aginaktuk, Apun, Asriavik, Jacksoncreek, Ottercreek, Siku, and Stovecreek soils. +Aginaktuk soils have a thicker organic surface, lack cryoturbation, lack permafrost, have a cryic soil temperature regime, have a pH range of 5.1 to 7.3, and occur on depressions on terraces +Apun soils have a coarse-loamy particle size class, have a nonacid reaction class, and occur on footslopes, terraces and saddles +Asriavik soils lack aquic conditions, lack permafrost, have a folistic epipedon, have a cambic horizon, lack cryoturbation, have a loamy-skeletal over sandy or sandy-skeletal particle size class, and occur on terrace treads +Jacksoncreek soils lack permafrost, have a cambic horizon, have a coarse-loamy particle size class, have an isotic mineralogy class, and occur on terraces and earth hummocks on terraces +Ottercreek soils lack permafrost, have an ochric epipedon, lack cryoturbation, have a nonacid reaction class, have a coarse-loamy particle size class, have a cryic soil temperature regime, and occur on similar landforms on footslopes +Siku soils lack permafrost, have a folistic epipedon, have a cambic horizon, lack cryoturbation, have a loamy-skeletal particle size class, and occur on mountainflanks, upper, center, and lower thirds +Stovecreek soils lack permafrost, have an umbric epipedon, lack cryoturbation, lack an organic surface, have a coarse-loamy particle size class, have an isotic mineralogy class, have a nonacid reaction class, and occur on drainageways + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: poorly drained +Saturation during normal years-- saturated between 0 and 25 cm during the growing season +Saturated Hydraulic Conductivity: moderately high to high in the Oi, Oe, and Cg/Ajj horizons, and very low to low in the Cgf and Cf horizons +Permeability: moderate to moderately rapid in the Oi, Oe, and Cg/Ajj horizons, and very slow in the Cgf and Cf horizons +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: tussock cottongrass, reindeer lichen, sphagnum, Bigelow's sedge, bog blueberry, Flavocetraria cucullata, dwarf birch, Schreber's big red stem moss, cloudberry + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 62 to 137 cm (24 to 54 in) + +Histic epipedon: 0 to 37 cm (0 to 15 in) (Oi and Oe horizons) + +Cryoturbation: 37 to 55 cm (15 to 22 in) (Cg/Ajj horizon) + +Gelic materials: 37 to 80 cm (15 to 31 in (Cg/Ajj and Cgf horizons) + +Reduced matrix: 37 to 80 cm (15 to 31 in) (Cg/Ajj and Cgf horizons) + +Redoximorphic concentrations: 37 to 80 cm (15 to 31 in) (Cg/Ajj and Cgf horizons) + +Permafrost 55 to 200 cm (22 to 79 in) (Cgf and Cf horizons) + +Aquic conditions: 0 to 80 cm (0 to 31 in) (Oi, Oe, Cg/Ajj, and Cgf horizons) + +ADDITIONAL DATA: + +User pedon ID: 2022AK290531 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/N/NUNAVIK.txt b/OSD/N/NUNAVIK.txt new file mode 100644 index 00000000..9fa59fea --- /dev/null +++ b/OSD/N/NUNAVIK.txt @@ -0,0 +1,141 @@ +LOCATION NUNAVIK AK + +Tentative Series +KKB/CBB +10/2024 + +NUNAVIK SERIES + +Depth class: very deep (shallow to permafrost) +Drainage class: poorly drained +Parent material: loess +Landscape: coastal plains +Landform: loess covered plains +Slopes: 0 to 2 percent +Mean annual precipitation: about 350 mm (13.78 in) +Mean annual air temperature: about -3 degrees C. (27 degrees F.) +Frost-free period: 75 to 90 days + +TAXONOMIC CLASS: Coarse-silty, mixed, superactive, nonacid, subgelic Typic Aquorthels + +TYPICAL PEDON: Nunavik silt loam in tussock tundra community on a linear, convex toeslope on a slope of 0 percent at an elevation of 28 m (90 ft) + + Oe--0 to 10 cm (0 to 4 in); mucky peat, very dark brown (10YR 2/2) broken face moist, dark grayish brown (10YR 4/2) broken face dry; common fine and medium roots throughout; strongly acid (pH 5.1); abrupt wavy boundary. (5 to 19 cm, 2 to 7 in thick) + + Cg--10 to 41 cm (4 to 16 in); silt loam, dark grayish brown (10YR 4/2) broken face moist, light brownish gray (10YR 6/2) broken face dry; massive; very friable, soft, slightly sticky, slightly plastic; nonfluid; common very fine roots throughout; very fine and fine irregular pores; 2 percent fine, prominent, irregular dark yellowish brown (10YR 4/6), moist, masses of oxidized iron throughout and 3 percent fine, faint, irregular dark gray (2.5Y 4/1), moist, iron depletions throughout; moderately acid (pH 6.0); clear wavy boundary. (20 to 45 cm, 8 to 18 in thick) + + C--41 to 46 cm (16 to 18 in); silt loam, brown (10YR 4/3) broken face moist, pale brown (10YR 6/3) broken face dry; massive; friable, slightly hard, slightly sticky, slightly plastic; nonfluid; common very fine and fine irregular pores; moderately acid (pH 6.0); clear wavy boundary. (0 to 15 cm, 0 to 6 in thick) + + Cf--46 to 200 cm (18 to 79 in); permanently frozen silt loam, brown (10YR 4/3) broken face moist, pale brown (10YR 6/3) broken face dry; massive; common very fine irregular pores; moderately acid (pH 6.0). (121 to 175 cm, 48 to 69 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 19 minutes 25.85 seconds north, longitude 160 degrees 53 minutes 39.95 seconds west, datum WGS84, UTM north 7134466.87 and UTM east 408423.67, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: gelic +Mean annual soil temperature: -2 to -1 degrees C. (28 to 30 degrees F.) +Thickness of organic material: 5 to 19 cm (2 to 7 in) +Thickness of ochric epipedon: 5 to 19 cm (2 to 7 in) +Depth to aquic conditions: 0 to 50 cm (0 to 20 in) +Depth to redoximorphic concentrations: 5 to 50 cm (2 to 20 in) +Depth to redoximorphic depletions: 5 to 50 cm (2 to 20 in) +Depth to permafrost: 35 to 50 cm (14 to 20 in) + +Oe horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: mucky peat +Organic matter: 60 to 90 percent +Reaction class: very strongly acid to moderately acid (pH 4.5 to 6.0) + +Cg Horizons: +Hue: 10YR or 2.5Y +Value: 4 to 6 moist, 6 to 8 dry +Chroma: 2 to 4 +Texture: silt loam +Sand: 0 to 25 percent +Silt: 50 to 80 percent +Clay: 10 to 25 percent +Organic matter: 0.4 to 3.0 percent +Reaction class: strongly acid to slightly acid (pH 5.5 to 6.5) + +C horizons: +Hue: 10YR or 2.5Y +Value: 4 to 6 moist, 6 to 8 dry +Chroma: 2 to 4 +Texture: silt loam +Sand: 0 to 25 percent +Silt: 58 to 88 percent +Clay: 3 to 17 percent +Organic matter: 0.4 to 3.0 percent +Reaction class: strongly acid to slightly acid (pH 5.5 to 6.5) + +Cf horizon: +Hue: 10YR or 2.5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 2 to 4 +Texture: permanently frozen silt loam +Sand: 0 to 25 percent +Silt: 58 to 68 percent +Clay: 3 to 17 percent +Organic matter: 0.4 to 3.0 percent +Reaction class: strongly acid to slightly acid (pH 5.5 to 6.5) + +COMPETING SERIES: These are the Chetlechak, Pitka, and Twin (AK) series. +Chetlechak soils have a moderately deep to permafrost depth class, a neutral to strongly alkaline (pH 7.0 to 8.5) reaction class at depths below 25 cm (10 in) and occur on depressions on flood plains of alluvial plains. +Pitka soils have a moderately acid to strongly alkaline (pH 6.5 to 8.5) reaction class at depths below 14 cm (6 in), a mean annual air temperature of -6 degrees C. (21 degrees F.), and occur on depressions on stream terraces of alluvial plains. +Twin soils do not have ponding, have a neutral to strongly alkaline reaction class at depths below 11 cm (4 in), and occur on stream terraces of alluvial plains. + +GEOGRAPHIC SETTING: +Elevation: 0 to 50 meters (0 to 165 feet) +Parent material: loess +Landform: loess covered plains +Slopes: 0 to 2 percent +Mean annual precipitation: 300 to 400 mm (12 to 16 in) +Mean annual air temperature: -5 to -1 degrees C. (23 to 30 degrees F.) +Frost free period: 75 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Nikaat and Runkelscreek soils. +Nikaat soils have volcanic glass at depths between 23 to 43 cm (9 to 17 in), cryoturbation throughout the entire profile, and occur on similar landforms. +Runkelscreek soils have a histic epipedon at depths between 0 to 60 cm (0 to 24 in), do not have permafrost, and occur on drainageways of loess covered coastal plains. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: poorly drained +Flooding: none +Ponding: rare/brief +Saturated Hydraulic Conductivity: moderately high to high in the Oe horizon, moderately high in the Cg and C horizons, and low in the Cf horizon +Permeability: moderate to moderately rapid in the Oe horizon, moderate in the Cg and C horizons, and very slow in the Cf horizon +Runoff: negligible + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: reindeer lichen, tussock cottongrass, Schreber's big red stem moss, marsh Labrador tea, cloudberry, lingonberry, cup lichen, dwarf birch, Flavocetraria culcullata, and greygreen reindeer lichen. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 35 to 110 cm (14 to 43 in) + +Ochric epipedon: 0 to 10 cm (0 to 4 in) (Oe horizon) + +Hemic soil materials: 0 to 10 cm (0 to 4 in) (Oe horizon) + +Redoximorphic concentrations: 10 to 41 cm (4 to 16 in) (Cg horizon) + +Redoximorphic depletions: 10 to 41 cm (4 to 16 in) (Cg horizon) + +Permafrost: 46 to 200 cm (18 to 79 in) (Cf horizon) + +ADDITIONAL DATA: + +User pedon ID: 2022AK180966 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/P/PIKSRUN.txt b/OSD/P/PIKSRUN.txt new file mode 100644 index 00000000..3344d081 --- /dev/null +++ b/OSD/P/PIKSRUN.txt @@ -0,0 +1,137 @@ +LOCATION PIKSRUN AK + +Tentative Series +SWD/CBB +10/2024 + +PIKSRUN SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: gravelly loamy colluvium derived from sedimentary rock +Landscape: mountains +Landform: mountain slopes +Slopes: 10 to 55 percent +Mean annual precipitation: about 500 mm (20 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive, acid, subgelic Typic Humigelepts + +TYPICAL PEDON: Piksrun silt loam in a lichen and dwarf shrub community on a south facing convex, linear backslope on a slope of 15 percent at an elevation of 522 m (1713 ft) + + Oe--0 to 7 cm (0 to 3 in); moderately decomposed plant material, very dark brown (10YR 2/2) moist, dark grayish brown (10YR 4/2) dry; many very fine and common fine roots throughout; very strongly acid (pH 4.6); abrupt smooth boundary. (2 to 10 cm, 1 to 4 in thick) + + A--7 to 10 cm (3 to 4 in); silt loam, black (10YR 2/1) moist, dark gray (10YR 4/1) dry; weak fine subangular blocky structure; very friable, soft, nonsticky, nonplastic; nonsmeary; few fine roots throughout; very fine irregular pores; 5 percent gravel; very strongly acid (pH 4.9); abrupt smooth boundary. (1 to 35 cm, 0.5 to 14 in thick) + + Bw--10 to 35 cm (4 to 14 in); gravelly silt loam, very dark grayish brown (10YR 3/2) moist, grayish brown (10YR 5/2) dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few very fine and fine roots throughout; very fine irregular pores; 25 percent gravel and 5 percent cobbles; strongly acid (pH 5.2); diffuse wavy boundary. (18 to 35 cm, 7 to 14 in thick) + + C--35 to 200 cm (14 to 79 in); very gravelly silt loam, very dark grayish brown (2.5Y 3/2) moist, grayish brown (2.5Y 5/2) dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; very fine irregular pores; 45 percent gravel and 10 percent cobbles; moderately acid (pH 5.6). (120 to 179 cm, 47 to 70 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 40 minutes 23.70 seconds north, longitude 159 degrees 51 minutes 58.96 seconds west, datum WGS84, UTM north 7172322.25 and UTM east 458647.17, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of organic material: 2 to 10 cm (1 to 4 in) +Thickness of umbric epipedon: 21 to 80 cm (8 to 31 in) + +Oe horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: moderately decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.5) + +A horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: silt loam or its gravelly analogues +Sand: 10 to 48 percent +Silt: 50 to 80 percent +Clay: 2 to 10 percent +Rock fragments: 0 to 34 percent +Gravels: 0 to 34 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.4) + +Bw horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 2 to 3 +Texture: silt loam, loam or their gravelly analogues +Sand: 5 to 50 percent +Silt: 33 to 83 percent +Clay: 4 to 17 percent +Rock fragments: 15 to 50 percent +Gravels: 15 to 40 percent +Cobbles: 0 to 10 percent +Organic matter: 2 to 8 percent +Reaction class: very strongly acid to strongly acid (pH 4.5 to 5.4) + +C horizon: +Hue: 2.5Y or 10YR +Value: 3 to 4 moist, 5 to 6 dry +Chroma: 2 to 3 +Texture: silt loam or their gravelly or cobbly analogues +Sand: 5 to 47 percent +Silt: 50 to 83 percent +Clay: 3 to 15 percent +Rock fragments: 35 to 80 percent +Gravels: 20 to 75 percent +Cobbles: 5 to 60 percent +Organic matter: 0.4 to 3 percent +Reaction class: very strongly acid to moderately acid (pH 4.5 to 6.0) + +COMPETING SERIES: This is the Apkun (AK) series. +Apkun soils have a lithic contact at depths between 45 to 129 cm (18 to 51 in), a lithologic discontinuity at depths between 35 and 84 cm (14 to 33 in), and occur on similar landforms on backslope positions. + +GEOGRAPHIC SETTING: +Elevation: 250 to 630 meters (820 to 2065 feet) +Parent material: gravelly loamy colluvium derived from sedimentary rock +Landform: mountain slopes +Slopes: 10 to 55 percent +Mean annual precipitation: 400 to 500 mm (16 to 20 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Apkun, Nunanjiak, Myoukchuk, and Niakuk soils. +Apkun soils have a lithic contact at depths between 45 to 129 cm (18 to 51 in) and occur on similar landforms on backslope positions. +Nunanjiak soils have a folistic epipedon at depths between 0 to 21 cm (0 to 8 in), volcanic glass at depths between 21 to 110 cm (8 to 43 in), and occur on similar landforms on backslope positions. +Myoukchuk soils have an ochric epipedon, paralithic contact at depths between 84 to 146 cm (33 to 57 in), and occur on similar landforms on backslope positions. +Niakuk soils have an ochric epipedon, a cambic horizon at depths between 5 to 73 cm (2 to 29 in), and occur on similar landforms on backslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe horizon, moderately high in the A and C horizons, and moderately high to high in the Bw horizon +Permeability: rapid to very rapid in the Oe horizon, moderate in the A and C horizons, and moderate to moderately rapid in the Bw horizon +Runoff: medium to high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: reindeer lichen, greygreen reindeer lichen, black crowberry, marsh Labrador tea, bog blueberry, Flavocetraria culcullata, splendid feather moss, Schreber's big red stem moss, cetraria lichen, dwarf birch, cup lichen, Bigelow's sedge, arctic sweet coltsfoot, tealeaf willow, and white spruce. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 32 to 107 cm (13 to 42 in) + +Umbric epipedon: 7 to 35 cm (3 to 14 in) (A and Bw horizons) + +Hemic soil materials: 0 to 7 cm (0 to 3 in) (Oe horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK290843 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/S/SHOVEL_CREEK.txt b/OSD/S/SHOVEL_CREEK.txt new file mode 100644 index 00000000..bc98d1f7 --- /dev/null +++ b/OSD/S/SHOVEL_CREEK.txt @@ -0,0 +1,150 @@ +LOCATION SHOVEL CREEK AK + +Tentative Series +MJS/CBB +10/2024 + +SHOVEL CREEK SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: sandy and gravelly alluvium derived from metamorphic and sedimentary rock +Landscape: river valleys +Landform: flood plains +Slopes: 0 to 3 percent +Mean annual precipitation: about 450 mm (18 in) +Mean annual air temperature: about -3 degrees C. (37 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Sandy-skeletal, mixed Typic Cryofluvents + +TYPICAL PEDON: Shovel Creek sandy loam in a willow and moss floodplain on a linear, linear terrace tread on a slope of 0 percent at an elevation of 148 m (485 ft) + + Oi--0 to 5 cm (0 to 2 in); slightly decomposed plant material, dark brown (10YR 3/3) moist, brown (10YR 5/3) dry; slightly acid (pH 6.3); clear wavy boundary. (3 to 10 cm, 1 to 4 in thick) + + Oa--5 to 8 cm (2 to 3 in); highly decomposed plant material, very dark gray (10YR 3/1) moist, gray (10YR 5/1) dry; slightly acid (pH 6.2); clear wavy boundary. (0 to 4 cm, 0 to 2 in thick) + + Bw--8 to 12 cm (3 to 5 in); sandy loam, very dark gray (10YR 3/1) moist, gray (10YR 5/1) dry; moderate medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonfluid; 10 percent gravel; neutral (pH 6.6); clear smooth boundary. (2 to 14 cm, 1 to 6 in thick) + + C1--12 to 70 cm (5 to 28 in); very gravelly sand, variegated dark gray (10YR 4/1) moist, gray (10YR 6/1) dry; single grain; loose, nonsticky, nonplastic; nonfluid; 40 percent gravel and 5 percent cobbles; neutral (pH 6.9); clear smooth boundary. (15 to 75 cm, 6 to 30 in thick) + + C2--70 to 200 cm (28 to 79 in); extremely gravelly sand, variegated dark gray (10YR 4/1) moist, gray (10YR 6/1) dry; single grain; loose, nonsticky, nonplastic; nonfluid; 70 percent gravel; slightly acid (pH 6.4). (97 to 178 cm, 38 to 70 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 21 minutes 13.58 seconds north, longitude 160 degrees 26 minutes 15.37 seconds west, datum WGS84, UTM north 7137221.79 and UTM east 430592.07, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 3 to 14 cm (1 to 6 in) +Thickness of ochric epipedon: 7 to 28 cm (3 to 11 in) + +Oi and Oa horizons: +Hue: 10YR or 7.5YR +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 6 +Texture: slightly, moderately, or highly decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) + +Bw horizon: +Hue: 10YR or 2.5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 to 4 +Texture: sandy loam, fine sandy loam, or silt loam +Sand: 10 to 80 percent +Silt: 0 to 80 percent +Clay: 4 to 20 percent +Rock fragments: 0 to 14 percent +Gravels: 0 to 14 percent +Organic matter: 1 to 6 percent +Reaction class: strongly acid to neutral (pH 5.1 to 6.8) + +C1 horizon: +Hue: 10YR or 2.5Y +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 3 +Texture: sand, loamy fine sand, fine sandy loam or their gravelly analogues +Sand: 55 to 99 percent +Silt: 0 to 44 percent +Clay: 1 to 10 percent +Rock fragments: 15 to 55 percent +Gravels: 5 to 55 percent +Cobbles: 0 to 10 percent +Organic matter: 0.4 to 3 percent +Reaction class: strongly acid to neutral (pH 5.1 to 6.8) + +C2 horizon: +Hue: 10YR or 2.5Y +Value: 3 to 4 moist, 5 to 6 dry +Chroma: 1 to 2 +Texture: sand, loamy coarse sand or their gravelly analogues +Sand: 71 to 99 percent +Silt: 0 to 28 percent +Clay: 1 to 5 percent +Rock fragments: 35 to 85 percent +Gravels: 35 to 85 percent +Organic matter: 0.1 to 2.5 percent +Reaction class: strongly acid to neutral (pH 5.1 to 6.8) + +Some pedons have stratified textures at depths greater than 37 cm (15 in). + +COMPETING SERIES: These are the Chenega, Hollow, Kidazqeni, Malmesbury, Stratify, Togiak, and Willowriver (AK) series. +Chenega soils have a mean annual precipitation of 1150 to 2550 mm (45 to 100 in), are somewhat excessively drained, and occur on flood plains, stream terraces, and alluvial fans. +Hollow soils are calcareous in the control section, are somewhat poorly drained, have frequent flooding frequency, and occur on flood plains and outwash plains. +Kidazqeni soils have a thin mantle of stratified loamy and sandy alluvium at depths between 2 to 8 cm (1 to 3 in), are moderately well or well drained, and occur on flood plains, stream terraces, and alluvial fans. +Malmesbury soils have olive to olive grey moist colors in at depths below 51 cm (20 in), buried O horizons, a mean annual air temperature of 7 degrees C. (45 degrees F.), and occur on flood plains and stream terraces. +Stratify soils have very gravelly sand stratified with thin lenses of silt loam and fine sandy loam in the substratum, substantial mica content in the profile, are moderately well drained, and occur on flood plains and low terraces. +Togiak soils have a mean annual precipitation of about 760 mm (30 in), are somewhat excessively drained, and occur on beach berms of shore complexes. +Willowriver soils have a buried cambic horizon at depths between 25 to 93 cm (10 to 37 in), occasional flooding frequency, and occur on similar landforms + +GEOGRAPHIC SETTING: +Elevation: 50 to 330 meters (164 to 1080 feet) +Parent material: sandy and gravelly alluvium derived from metamorphic and sedimentary rock +Landform: flood plains +Slopes: 0 to 3 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Willowriver, Uliktuk, Sardinecreek, Oldwomanriver, Napaaktuk, and Fluffle soils. +Willowriver soils have a buried cambic horizon at depths between 25 to 93 cm (10 to 37 in), occasional flooding frequency, and occur on similar landforms. +Uliktuk soils have aquic conditions at depths between 11 to 100 cm (43 to 40 in), frequent flooding frequency, and occur on similar landforms. +Sardinecreek soils have a folistic epipedon, aquic conditions at depths between 30 to 200 cm (12 to 79 in), a loamy-skeletal particle class size, a gelic soil temperature regime, very rare flooding frequency, and occur on terraces of river valleys. +Oldwomanriver soils have a coarse-loamy over sandy or sandy-skeletal particle size class, redox concentrations at depths between 7 to 105 cm (3 to 41 in), occasional flooding frequency, and occur on similar landforms. +Napaaktuk soils have a mollic epipedon, a coarse-loamy particle size class, aquic conditions at depths between 58 to 200 cm (23 to 79 in), occasional flooding frequency, and occur on similar landforms. +Fluffle soils have a cambic horizon at depths between 11 to 200 cm (43 to 79 in), a coarse-loamy particle size class, frequent flooding frequency, and occur on similar landforms. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Flooding: rare +Ponding: none +Saturated Hydraulic Conductivity: very high in the Oi, Oa, and C2 horizons, moderately high to high in the Bw horizon, and moderately high to very high in the C1 horizon +Permeability: rapid to very rapid in the Oi, Oa, and C2 horizons, moderate to rapid in the Bw horizon, and slow to very rapid in the C1 horizon +Runoff: negligible, very low, or low + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: Schreber's big red stem moss, tealeaf willow, shrubby cinquefoil, white spruce, bluejoint, alpine bearberry, northern bedstraw, and larskpurleaf monkshood. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 33 to 108 cm (13 to 42 in) + +Ochric epipedon: 0 to 12 cm (0 to 5 in) (Oi, Oa, and Bw horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180789 + +KSSL lab pedon: S2021AK180909 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/S/SIKU.txt b/OSD/S/SIKU.txt new file mode 100644 index 00000000..d12cd8ad --- /dev/null +++ b/OSD/S/SIKU.txt @@ -0,0 +1,169 @@ +LOCATION SIKU AK + +Tentative Series +MPS +10/2024 + +SIKU SERIES + +Depth class: very deep +Drainage class: poorly drained +Parent material: mossy organic material over gravelly loamy colluvium derived from mudstone or graywacke +Landscape: mountains +Landform: mountain slopes +Slopes: 0 to 25 percent +Mean annual precipitation: about 400 mm (16 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive, acid, subgelic Typic Gelaquepts + +TYPICAL PEDON: Siku gravelly silt loam in a mossy and low shrub alpine community on an east facing linear, convex microhigh on a backslope on a slope of 18 percent at an elevation of 470m (1542 ft) + + Oi1--0 to 9 cm (0 to 4 in); slightly decomposed plant material; dark brown (7.5YR 3/3) broken face moist, brown (7.5YR 5/3) broken face dry; many very fine and fine roots throughout; moderately acid (pH 5.6); clear smooth boundary. (5 to 12 cm, 2 to 5 in thick) + + Oi2--9 to 22 cm (4 to 9 in); slightly decomposed plant material; black (7.5YR 2.5/1) broken face moist, dark gray (7.5YR 4/1) broken face dry; many very fine, fine, and medium roots throughout; slightly acid (pH 6.1); abrupt smooth boundary. (10 to 15 cm, 4 to 6 in thick) + + Bg1--22 to 47 cm (9 to 19 in); gravelly silt loam; dark gray (10YR 4/1) broken face moist; gray (10YR 6/1) broken face dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common fine roots throughout; few very fine dendritic tubular pores; 8 percent cobbles, 20 percent gravel; 7 percent 3 mm ice lenses; strongly acid (pH 5.5); clear smooth boundary. (20 to 30 cm, 8 to 12 in thick) + + Bg2--47 to 100 cm (19 to 39 in); very gravelly silt loam; dark gray (10YR 4/1) broken face moist, gray (10YR 6/1) broken face dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; moderately few fine roots throughout; few very fine dendritic tubular pores; 10 percent fine prominent irregular reddish brown (5YR 4/4), moist, masses of oxidized iron in matrix; 35 percent gravel and 5 percent cobbles; strongly acid (pH 5.4); gradual smooth boundary. (25 to 60 cm, 10 to 24 in thick) + + Cg--100 to 200 cm (39 to 79 in); very gravelly silt loam; dark gray (10YR 4/1) broken face moist, gray (10YR 6/1) broken face dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few very fine irregular pores; 40 percent gravel and 10 percent cobbles; strongly acid (pH 5.5) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.4951908, longitude -160.2600110, datum WGS84, UTM north 7152797.33 and UTM east 439466.20, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: gelic +Mean annual soil temperature: -1 to 0 degrees C. (30 to 32 degrees F.) +Thickness of folistic epipedon: 15 to 27 cm (6 to 11 in) +Thickness of cambic horizon: 45 to 90 cm (18 to 35 in) +Depth to reduced matrix: 15 to 27 cm (6 to 11 in) +Depth to redoximorphic concentrations: 34 to 67 cm (13 to 26 in) + +Oi horizons: +Hue: 7.5YR or 10YR +Value: 2 to 3 moist, 4 or 5 dry +Chroma: 1 to 3 +Texture: slightly decomposed material +Organic matter: 60 to 90 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +A horizon (when present) +Hue: 10YR +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 2 or 3 +Texture: silt loam +Sand: 15 to 52 percent +Silt: 35 to 84 percent +Clay: 3 to 13 percent +Rock fragments: 0 to 14 percent +Gravels: 0 to 14 percent +Organic matter: 2 to 4 percent +Reaction class: very strongly acid to moderately acid (pH 4.5 to 6) + +Bg1 horizon: +Hue: 10YR or 2.5Y +Value: 4 or 5 moist, 6 or 7 dry +Chroma: 1 or 2 +Texture: silt loam, loam or their gravelly analogues +Sand: 15 to 52 percent +Silt: 31 to 80 percent +Clay: 3 to 17 percent +Rock fragments: 15 to 50 percent +Gravels: 10 to 35 percent +Cobbles: 5 to 15 percent +Organic matter: 0.5 to 4 percent +Reaction class: very strongly acid to moderately acid (pH 4.5 to 6) + +Bg2 horizon: +Hue: 10YR or 2.5Y +Value: 4 or 5 moist, 6 or 7 dry +Chroma: 1 or 2 +Texture: silt loam, loam or their gravelly and cobbly analogues +Sand: 15 to 52 percent +Silt: 31 to 80 percent +Clay: 3 to 17 percent +Rock fragments: 35 to 50 percent +Gravels: 15 to 40 percent +Cobbles: 0 to 35 percent +Organic matter: 0.5 to 4 percent +Reaction class: very strongly acid to strongly acid (pH 4.5 to 5.5) + +Cg horizon: +Hue: 10YR or 2.5Y +Value: 4 or 5 moist, 6 or 7 dry +Chroma: 1 or 2 +Texture: silt loam, loam or their gravelly and cobbly analogues +Sand: 15 to 52 percent +Silt: 36 to 80 percent +Clay: 2 to 12 percent +Rock fragments: 35 to 60 percent +Gravels: 20 to 50 percent +Cobbles: 5 to 35 percent +Organic matter: 0.5 to 3 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 50 to 775 meters (165 to 2545 feet) +Parent material: mossy organic material over gravelly loamy colluvium derived from mudstone or graywacke +Landform: mountain slopes +Slopes: 0 to 25 percent +Mean annual precipitation: 300 to 600 mm (12 to 24 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Aagiak, Apun, Fluffle, Iyyagrik, Kunjik, Niakuk, Niilgik, Nunanjiak, Sagvaktuk, Savik, Stovecreek, and Urgiilik soils. +Aagiak soils have aquic conditions starting between 25 to 50 cm, have an umbric epipedon, lack a cambic horizon, have a cryic soil temperature regime, and occur on mountainflanks, lower third +Apun soils have permafrost, have a histic epipedon, have cryoturbation, lack a cambic horizon, have a coarse-loamy particle size class, have a nonacid reaction class, and occur on footslopes, terraces and saddles +Fluffle soils have an ochric epipedon, have a coarse-loamy particle size class, have a cryic soil temperature regime, have a nonacid reaction class, and occur on flood plains +Iyyagrik soils lack aquic conditions, have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a mollic epipedon, have a cryic soil temperature regime, lack a cambic horizon, and occur on mountainflanks, upper third +Kunjik soils lack aquic conditions, have a lithic contact at depths between 50 to 100 cm (20 to 40 in), have a fragmental layer starting at depths between 27 to 104 cm (11 to 41 in), have an ochric epipedon, have a loamy-skeletal over fragmental particle size class, have a cryic soil temperature regime, and occur on ridges +Niakuk soils lack aquic conditions, have a lithic contact at depths between 100 to 150 cm (40 to 60 in), have a fragmental layer starting at depths between 20 to 73 cm (8 to 29 in), have an ochric epipedon, have a coarse-loamy over fragmental particle size class, have a cryic soil temperature regime, and occur on mountainflanks, upper and center thirds +Niilgik soils have permafrost, have a histic epipedon, have cryoturbation, lack a cambic horizon, have a coarse-silty particle size class, and occur on footslopes +Nunanjiak soils lack aquic conditions, have a paralithic contact at depths between 100 to 150 cm (40 to 60 in), have an umbric epipedon, have andic soil properties, can have spodic materials, have a medial over loamy-skeletal particle size class, have a cryic soil temperature regime, and occur on head slopes and mountainflanks, center third +Sagvaktuk soils lack aquic conditions, have an ochric epipedon, have a coarse-loamy particle size class, have an isotic mineralogy class, have a cryic soil temperature regime, and occur on drainageways on valleys +Savik soils lack aquic conditions, have a lithic contact at depths between 25 to 50 cm (10 to 20 in), have a fragmental layer starting at depths between 13 to 40 cm (5 to 15 in), have an umbric epipedon, lack a cambic horizon, have a fragmental particle size class, and occur on nose slopes or mountainflanks, upper third on knife ridges +Stovecreek soils have an umbric epipedon, have a coarse-loamy particle size class, have a nonacid reaction class, have a cryic soil temperature regime, lack an organic surface and occur on drainageways +Urgiilik soils lack aquic conditions, have a lithic contact at depths between 50 to 100 cm (20 to 40 in), have a fragmental layer starting at depths between 25 to 91 cm (10 to 36 in), have an ochric epipedon, have a cryic soil temperature regime, and occur on side slopes and mountainflanks, center third + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: poorly drained +Saturation during normal years-- saturated between 0 and 25 cm during the growing season +Saturated Hydraulic Conductivity: very high in the Oi horizons, moderately high to high in the Bg and Cg horizons +Permeability: rapid to very rapid in the Oi horizons, moderate to moderately rapid in the Bg and Cg horizons +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: Bigelow's sedge, sphagnum, bog blueberry, turgid aulacomnium moss, dwarf birch, moss, splendid feather moss, Schreber's big red stem moss, black crowberry, cloudberry, tealeaf willow, Flavocetraria cucullate, marsh Labrador tea, tussock cottongrass, field horsetail, cup lichen, reindeer lichen + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 47 to 122 cm (19 to 48 in) + +Folistic epipedon: 0 to 22 cm (0 to 9 in) (Oi1 and Oi2 horizons) + +Cambic horizon: 22 to 100cm (9 to 39 in) (Bg1 and Bg2 horizons) + +Reduced matrix: 22 to 200cm (9 to 79 in) (Bg1 and Bg2 horizons) + +Redoximorphic concentrations: 47 to 100 cm (19 to 39 in) (Bg2 horizon) + +Aquic conditions: 22 to 200 cm (9 to 79 in) (Bg1, Bg2, and Cg horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180739 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/S/SIKURUK.txt b/OSD/S/SIKURUK.txt new file mode 100644 index 00000000..07738a0a --- /dev/null +++ b/OSD/S/SIKURUK.txt @@ -0,0 +1,156 @@ +LOCATION SIKURUK AK + +Tentative Series +BMC/MPS +10/2024 + +SIKURUK SERIES + +Depth class: very deep (moderately deep to permafrost) +Drainage class: poorly drained +Parent material: organic material over loess +Landscape: mountains +Landform: saddles, mountain slopes +Slopes: 0 to 20 percent +Mean annual precipitation: about 400 mm (16 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy, mixed, euic, subgelic Terric Hemistels + +TYPICAL PEDON: Sikuruk mucky peat in a subalpine sedge community on a south facing convex, convex shoulder on a slope of 7 percent at an elevation of 588m (1930 ft) + + Oe--0 to 45 cm (0 to 18 in); mucky peat; black (10YR 2/1) broken face moist, dark gray (10YR 4/1) dry; many very fine, fine, and common medium roots throughout; slightly acid (pH 6.2); abrupt smooth boundary. (40 to 60 cm, 16 to 24 in thick) + + Cg1--45 to 60 cm (18 to 24 in); silt loam; gray (10YR 5/1) broken face moist, light gray (10YR 7/1) dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common very fine and fine roots throughout; common very fine and fine dendritic tubular pores; 20 percent prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron; noneffervescent; slightly acid (pH 6.4); gradual smooth boundary. (5 to 20 cm, 2 to 8 in thick) + + Cg2--60 to 80 cm (24 to 32 in); silt loam; gray (10YR 5/1) broken face moist, light gray (10YR 7/1) dry; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common very fine roots throughout; few very fine dendritic tubular pores; 2 percent prominent reddish yellow (7.5YR 6/6), moist, masses of oxidized iron; noneffervescent; moderately acid (pH 5.8); clear wavy boundary. (5 to 25 cm, 2 to 10 in thick) + + Cgf --80 to 200 cm (32 to 79 in); permanently frozen silt loam; gray (10YR 5/1) broken face moist, light gray (10YR 7/1) dry; massive; extremely firm, nonsticky, nonplastic; nonsmeary; few very fine irregular pores; 1 percent gravel; noneffervescent; moderately acid (pH 6.0) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.3292780, longitude -159.8883890, datum WGS84, UTM north 7134007.40 and UTM east 457060.11, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: gelic +Mean annual soil temperature: -2 to -1 degrees C. (28 to 30 degrees F.) +Thickness of organic materials: 40 to 60 cm (16 to 24 in) +Thickness of hemic soil materials: 40 to 60 cm (16 to 24 in) +Depth to redoximorphic concentrations: 40 to 60 cm (16 to 24 in) +Depth to reduced matrix: 40 to 60 cm (16 to 24 in) +Depth to permafrost: 30 to 85 cm (12 to 33 in) + +Oe horizon: +Hue: 5YR, 7.5YR, 10YR +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 6 +Texture: mucky peat +Organic matter: 60 to 90 percent +Reaction class: very strongly acid to slightly acid (pH 4.5 to 6.5) + +Cg1 horizon: +Hue: 10YR, 2.5Y, 10Y, or 5GY +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 or 2 +Texture: silt, silt loam +Sand: 5 to 40 percent +Silt: 50 to 92 percent +Clay: 3 to 14 percent +Organic matter: 0.5 to 3 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) +Cg2 horizon: +Hue: 10YR, 2.5Y, 10Y, or 5GY +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 or 2 +Texture: silt loam +Sand: 5 to 40 percent +Silt: 50 to 83 percent +Clay: 8 to 20 percent +Organic matter: 0.5 to 3 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) + +Cgf horizon: +Hue: 10YR, 2.5Y, 10Y, or 5GY +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 or 2 +Texture: permanently frozen silt loam or its gravelly analogue +Sand: 5 to 40 percent +Silt: 50 to 83 percent +Clay: 8 to 20 percent +Rock fragments: 0 to 15 percent +Organic matter: 0.5 to 3 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) + +Some pedons have cryoturbation within 100 cm (40 in). + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 50 to 725 meters (165 to 2380 feet) +Parent material: organic material over loess +Landform: saddles, mountain slopes +Slopes: 0 to 20 percent +Mean annual precipitation: 300 to 600 mm (12 to 24 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Agitchuk, Cranberryslough, Ikrukkaa, Kalasikcreek, Kanguq, Kikku, Kimigaak, Kunjik, Muskox, Nagruk, Nunanjiak, Nunapik, Tatkik, and Tui soils. +Agitchuk soils lack permafrost, have a histic epipedon, have a cambic horizon, have cryoturbation, and occur on toeslopes +Cranberryslough soils have a histic epipedon and occur on mounds on saddles +Iksrukkaa soils lack permafrost, have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), lack aquic conditions, have a folistic epipedon, have a cryic soil temperature regime, have 35 to 75 percent rock fragments in the mineral substratum, and occur on shoulders and backslopes +Kalasikcreek soils lack permafrost, have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), lack aquic conditions, have an ochric epipedon, have a cambic horizon, have 15 to 85 percent rock fragments in the mineral horizons, and occur on ridges and mountainflanks, upper third +Kanguq soils lack permafrost, have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), lack aquic conditions, have an ochric epipedon, have a cambic horizon, have an isotic mineralogy class, have a cryic soil temperature regime, lack an organic surface, have 0 to 85 percent rock fragments, and occur on nose slopes, shoulders, summits, and mountainflanks, upper third and center thirds +Kikku soils lack permafrost, have ponding, have a histic epipedon, have free carbonates below 40 cm (16 in), have a pH range of 6.6 to 7.8 in the mineral substratum, and occur on shoulders and mountainflanks, upper third +Kimigaak soils lack permafrost, have a lithic contact at depths between 50 to 100 cm (20 to 40 in), lack aquic conditions, have ochric epipedon, have andic soil properties, have an isotic mineralogy class, have a cryic soil temperature regime, have 0 to 85 percent rock fragments, and occur on ridges and nonsorted circles on ridges +Kunjik soils lack permafrost, have a lithic contact at depths between 50 to 100 cm (20 to 40 in), lack aquic conditions, have a fragmental layer starting at depths between 27 and 104 cm (11 to 41 in), have an ochric epipedon, have a cambic horizon, have a cryic soil temperature regime, and occur on ridges +Muskox soils lack permafrost, have an umbric epipedon, have a cambic horizon, have a cryic soil temperature regime, have 0 to 50 percent rock fragments, and occur on headslopes and swales +Nagruk soils lack permafrost, have a paralithic contact at depths between 50 to 100 cm (20 to 40 in), are moderately well drained , have a histic epipedon, have a cambic horizon, have cryoturbation, have 0 to 75 percent rock fragments, and occur on saddles and mountainflanks, upper third +Nunanjiak soils lack permafrost, have a paralithic contact at depths between 100 to 150 cm (40 to 60 in), lack aquic conditions, have an umbric epipedon, have andic soil properties, can have spodic materials, have a cambic horizon, have a cryic soil temperature regime, have 0 to 59 percent rock fragments, and occur on head slopes and mountainflanks, center third +Nunapik soils have a histic epipedon, have a cambic horizon, have an isotic mineralogy class, and occur on saddles, mounds on nose slopes, and mounds on mountainflanks, upper third +Tatkik soils lack permafrost, have aquic conditions starting between 25 and 50 cm (10 to 20 in), have an ochric epipedon, have a cambic horizon, have a cryic soil temperature regime, have 0 to 70 percent rock fragments, and occur on swales on mountainflanks +Tui soils lack permafrost, lack aquic conditions, have an ochric epipedon, have a cambic horizon, have a cryic soil temperature regime, have 0 to 75 percent rock fragments, and occur on nose slopes and mountainflanks + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: poorly drained +Saturation during normal years: saturated between 0 and 25 cm during the growing season +Saturated Hydraulic Conductivity: moderately high to high in the Oe horizon, moderately high in the Cg horizons, and moderately low in the Cgf horizon +Permeability: moderate to moderately rapid in the Oe horizon, moderate in the Cg horizons, and very slow in the Cgf horizon +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: sedge, field horsetail, cup lichen, greygreen reindeer lichen, moss, arctic willow, bog blueberry, netleaf willow, Flavocetraria cucullate, black crowberry, northern singlepsike sedge, Bigelow's sedge, white arctic mountain heather, entireleaf mountain-avens, arctic bluegrass + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 0 to 130 cm (0 to 51 in) + +Surface tier: zone from 0 to 30 cm (0 to 12 in) + +Subsurface tier: zone from 30 to 90 cm (12 to 35 in) + +Bottom tier: zone from 90 to 130 cm (35 to 51 in) + +Hemic soil materials: 0 to 45 cm (0 to 18 in) (Oe horizon) + +Redoximorphic concentrations: 45 to 80 cm (18 to 32 in) (Cg1 and Cg2 horizons) + +Reduced matrix: 45 to 200 cm (18 to 79 in) (Cg1, Cg2, and Cgf horizons) + +Permafrost: 80 to 200 cm (32 to 79 in) (Cgf horizon) + +Aquic conditions: 0 to 200 cm (0 to 79 in) (Oe, Cg1, Cg2, and Cgf horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK290678 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/T/TAGLUK.txt b/OSD/T/TAGLUK.txt new file mode 100644 index 00000000..e9ecdc2d --- /dev/null +++ b/OSD/T/TAGLUK.txt @@ -0,0 +1,133 @@ +LOCATION TAGLUK AK + +Tentative Series +SWD/CBB +10/2024 + +TAGLUK SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: gravelly loamy colluvium derived from sandstone +Landscape: mountains, hills +Landform: mountain slopes, hillslopes +Slopes: 10 to 35 percent +Mean annual precipitation: about 450 mm (18 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive Pachic Haplocryolls + +TYPICAL PEDON: Tagluk gravelly silt loam in an open boreal forest on a south facing linear, convex backslope on a slope of 25 percent at an elevation of 217 m (715 ft) + + Oi--0 to 12 cm (0 to 5 in); slightly decomposed plant material, very dark brown (10YR 2/2) broken face moist, dark grayish brown (10YR 4/2) broken face dry; many very fine and fine roots throughout; very fine and fine tubular pores; moderately acid (pH 5.6); abrupt smooth boundary. (10 to 16 cm, 4 to 6 in thick) + + Oe--12 to 15 cm (5 to 6 in); moderately decomposed plant material, black (10YR 2/1) broken face moist, dark gray (10YR 4/1) broken face dry; many very fine and fine roots throughout; strongly acid (pH 5.3); abrupt wavy boundary. (2 to 6 cm, 1 to 2 in thick) + + Bw1--15 to 51 cm (6 to 20 in); gravelly silt loam, very dark grayish brown (10YR 3/2) broken face moist, grayish brown (10YR 5/2) broken face dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonfluid; many fine and few medium roots throughout; fine dendritic tubular pores; 20 percent gravel; slightly acid (pH 6.4); clear smooth boundary. (15 to 40 cm, 6 to 16 in thick) + + Bw2--51 to 67 cm (20 to 26 in); gravelly silt loam, very dark gray (10YR 3/1) broken face moist, gray (10YR 5/1) broken face dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonfluid; fine irregular pores; 20 percent gravel and 10 percent cobbles; neutral (pH 6.6); clear smooth boundary. (12 to 35 cm, 5 to 14 in thick) + + C--67 to 200 cm (26 to 79 in); very gravelly silt loam, very dark gray (10YR 3/1) broken face moist, gray (10YR 5/1) broken face dry; massive; very friable, soft, nonsticky, nonplastic; nonfluid; fine irregular pores; 35 percent gravel and 20 percent cobbles; slightly acid (pH 6.4). (107 to 161 cm, 42 to 63 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 7 minutes 6.06 seconds north, longitude 160 degrees 15 minutes 48.32 seconds west, datum WGS84, UTM north 7110812.74 and UTM east 438467.84, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 12 to 20 cm (5 to 8 in) +Thickness of folistic epipedon: 15 to 20 cm (6 to 8 in) +Thickness of mollic epipedon: 27 to 75 cm (11 to 30 in) + +Oi and Oe horizons: +Hue: 10YR, 7.5YR, or 5YR +Value: 2 to 6 moist, 4 to 8 dry +Chroma: 1 to 4 +Texture: slightly or moderately decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to moderately acid (pH 3.5 to 6.0) + +Bw horizons: +Hue: 10YR or 2.5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 to 3 +Texture: silt loam, loam, or their gravelly analogues +Sand: 10 to 50 percent +Silt: 34 to 80 percent +Clay: 2 to 16 percent +Rock fragments: 0 to 59 percent +Gravels: 0 to 50 percent +Cobbles: 0 to 15 percent +Organic matter: 2 to 8 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +C horizon: +Hue: 10YR or 2.5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 to 3 +Texture: silt loam, loam, fine sandy loam, or their gravelly analogues +Sand: 10 to 70 percent +Silt: 18 to 80 percent +Clay: 4 to 12 percent +Rock fragments: 35 to 59 percent +Gravels: 30 to 55 percent +Cobbles: 0 to 25 percent +Organic matter: 0.5 to 3 percent +Reaction class: moderately acid to slightly acid (pH 5.6 to 6.5) + +Some pedons have sapric soil materials at depths between 7 to 25 cm (3 to 10 in) and/or do not have thick enough organic material to meet a folistic epipedon. + +COMPETING SERIES: These are the Baconcamp (OR), Badgerton, Hobacker, Mundos, Sweethollow (ID & WY), Badhap, Belsac, Croesus, Goodski, Snacreek, Snopoc (NV), Behanco, Dressel, Gateview, Namela, Papaspila (CO), Behanin (UT & CO), Boatman, Marcetta (MT), Boydhollow, Busterback, Juliet, Kious, Lionhead, Lund, Nazaton, Sparky, Splitbutte (ID), Bullrey (ID & MT), Hapgood (NV, CA, CO, ID, MT, & OR), Harcany (NV & OR), Lolon (MT & WY), Nagitsy (ID & UT), Parkcity, Poleline, Tonigut (UT), Povey (ID & CO), and Iyyagrik (AK) soils. +Baconcamp, Badgerton, Badhap, Behanco, Behanin, Belsac, Boatman, Boydhollow, Bullrey, Croesus, Dressel, Gateview, Goodski, Hapgood, Harcany, Hobacker, Juliet, Kious, Lionhead, Lolon, Lund, Marcetta, Mundos, Nagitsy, Namela, Nazaton, Papaspila, Parkcity, Poleline, Povey, Snacreek, Snopoc, Sparky, Splitbutte, Sweethollow, and Tonigut soils have an average annual soil temperature greater than 3 degrees C. (37 degrees F.) +Busterback soils occur at elevations of 1900 to 2200 m (6,300 to 7,300 ft). +Iyyagrik soils have lithic contact at depths between 74 to 191 cm (29 to 75 in). + +GEOGRAPHIC SETTING: +Elevation: 130 to 580 meters (425 to 1900 feet) +Parent material: gravelly loamy colluvium derived from sandstone +Landform: mountain slopes, hillslopes +Slopes: 10 to 35 percent +Mean annual precipitation: 400 to 500 mm (16 to 20 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Kinak, Muskox, Tuttu, Iyagak, Imnak, and Niakuk soils. +Kinak soils have an umbric epipedon, a cambic horizon at depths between 50 to 100 cm (20 to 40 in), and occur on similar landforms on backslope positions. +Muskox soils have an umbric epipedon, a cambic horizon at depths between 33 to 120 cm (13 to 47 in), a coarse-loamy particle size class, and occur on similar landforms on swale microfeatures. +Tuttu soils have an umbric epipedon, andic soil properties at depths between 14 to 37 cm (6 to 15 in), and occur on similar landforms on backslope and footslope positions. +Iyagak soils have an ochric epipedon, a cambic horizon at depths between 20 to 37 cm (8 to 15 in), a fragmental particle size class, and occur on similar landforms on swale microfeatures. +Imnak soils have paralithic contact at depths between 37 to 95 cm (15 to 37 in), a fragmental particle size class, and occur on similar landforms on backslope positions. +Niakuk soils have an ochric epipedon, a cambic horizon at depths between 12 to 56 cm (5 to 22 in), lithic contact at depths between 120 to 145 cm (47 to 57 in), and occur on similar landforms on backslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oi and Oe horizons, moderately high in the Bw1 horizon, and moderately high to high in the Bw2 and C horizons +Permeability: rapid to very rapid in the Oi and Oe horizons, moderate in the Bw1 horizon, moderate to moderately rapid in the Bw2 horizon, and moderate to rapid in the C horizon +Runoff: medium or high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: field horsetail, polytrichum moss, fireweed, Siberian alder, dwarf birch, white spruce, bog blueberry, marsh Labrador tea, grayleaf willow, lingonberry, resin birch, and beauverd spirea. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 40 to 115 cm (16 to 45 in) + +Folistic epipedon: 0 to 15 cm (0 to 6 in) (Oi and Oe horizons) + +Mollic epipedon: 15 to 67 cm (6 to 26 in) (Bw horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180869 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/T/TALIKRIDGE.txt b/OSD/T/TALIKRIDGE.txt new file mode 100644 index 00000000..548205fc --- /dev/null +++ b/OSD/T/TALIKRIDGE.txt @@ -0,0 +1,178 @@ +LOCATION TALIKRIDGE AK + +Tentative Series +CBB +10/2024 + +TALIKRIDGE SERIES + +Depth class: very deep +Drainage class: well drained +Parent material: loess over gravelly residuum weathered from calcareous sandstone +Landscape: mountains +Landform: ridges +Slopes: 2 to 12 percent +Mean annual precipitation: about 450 mm (18 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 85 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive Typic Haplocryolls + +TYPICAL PEDON: Talikridge extremely channery silt loam in a boreal ericaceous scrub and white spruce community on a convex, convex mountain ridge on a slope of 0 percent at an elevation of 284 m (932 ft) + + Oe--0 to 7 cm (0 to 3 in); moderately decomposed plant material, black (7.5YR 2.5/1) moist, dark gray (7.5YR 4/1) dry; moderate very fine granular structure; common very fine, fine, and few medium roots throughout; very strongly acid (pH 4.9); abrupt wavy boundary. (6 to 10 cm, 2 to 4 in thick) + + Oa--7 to 16 cm (3 to 6 in); highly decomposed plant material, black (7.5YR 2.5/1) moist, dark gray (7.5YR 4/1) dry; moderate fine granular structure; common very fine and few fine roots throughout; very strongly acid (pH 4.5); abrupt irregular boundary. (8 to 10 cm, 3 to 4 in thick) + + A--16 to 34 cm (6 to 13 in); extremely channery silt loam, very dark gray (10YR 3/1) moist, gray (10YR 5/1) dry; strong fine granular structure; friable, slightly hard, slightly sticky, nonplastic; nonsmeary; few very fine and fine roots throughout; very fine, fine, and medium interstitial and very fine and fine tubular pores; 2 percent strong brown (7.5YR 5/6) and light olive brown (2.5Y 5/3) carbonate coats on bottom of rock fragments; 50 percent channers and 20 percent flagstones; slightly acid (pH 6.3); abrupt wavy boundary. (10 to 20 cm, 4 to 8 in thick) + + 2A--34 to 43 cm (13 to 17 in); sandy loam, very dark gray (10YR 3/1) moist, gray (10YR 5/1) dry; strong medium granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few very fine and fine roots throughout; very fine and fine tubular; 2 percent strong brown (7.5YR 5/6) and light olive brown (2.5Y 5/3) carbonate coats on bottom of rock fragments; 10 percent channers; neutral (pH 7.2); clear wavy boundary. (5 to 15 cm, 2 to 6 in thick) + + 2Bt--43 to 80 cm (17 to 32 in); very flaggy fine sandy loam, dark grayish brown (2.5Y 4/2) moist, light brownish gray (2.5Y 6/2) dry; 1 percent fine prominent dark yellowish brown (10YR 4/6) and 10 percent medium faint gray (2.5Y 5/1) mottles; moderate medium subangular blocky parts to moderate medium granular structure; friable, slightly hard, nonsticky, moderately plastic; nonsmeary; few very fine roots top of horizon; very fine and fine interstitial and very fine and fine tubular pores; 2 percent strong brown (7.5YR 5/6) and light olive brown (2.5Y 5/3) carbonate coats on bottom of rock fragments; 10 percent dark grayish brown (2.5Y 4/2) clay films on vertical faces of peds; 25 percent channers and 25 percent flagstones; slightly alkaline (pH 7.4); gradual smooth boundary. (20 to 40 cm, 8 to 16 in thick) + + 2Bw--80 to 120 cm (32 to 47 in); extremely flaggy sandy loam, olive (5Y 4/3) moist, pale olive (5Y 6/3) dry; weak medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; very fine and fine interstitial and very fine and fine tubular pores; 2 percent carbonate coats on bottom of rock fragments; 25 percent channers, 40 percent flagstones; slightly alkaline (pH 7.5); clear smooth boundary. (15 to 45 cm, 6 to 18 in thick) + + 2C--120 to 160 cm (47 to 63 in); flagstones; very fine, fine, and medium interstitial pores; 2 percent carbonate coats on bottom of rock fragments; 98 percent flagstones; very abrupt irregular boundary. (36 to 45 cm, 14 to 18 in thick) + + 2R--160 to 185 cm (63 to 73 in); strongly coherent to indurated calcareous sandstone bedrock. (15 to 25 cm, 6 to 10 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 65 degrees 13 minutes 9.60 seconds north, longitude 160 degrees 28 minutes 47.69 seconds west, datum WGS84, UTM north 7233710.75 and UTM east 430789.88, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 14 to 20 cm (6 to 8 in) +Thickness of folistic epipedon: 15 to 20 cm (6 to 8 in) +Thickness of mollic epipedon: 18 to 35 cm (7 to 14 in) +Depth to lithologic discontinuity: 24 to 40 cm (9 to 16 in) +Depth to lithic contact: 100 to 185 cm (39 to 73 in) + +Oe and Oa horizons: +Hue: 7.5YR, 5YR, or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: moderately or highly decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.5) + +A horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: extremely channery silt loam +Sand: 10 to 30 percent +Silt: 60 to 80 percent +Clay: 2 to 10 percent +Rock fragments: 60 to 80 percent +Channers: 40 to 60 percent +Flagstones: 10 to 30 percent +Organic matter: 2 to 6 percent +Reaction class: moderately acid to slightly acid (pH 5.6 to 6.5) + +2A horizon: +Hue: 10YR or 2.5Y +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: sandy loam or fine sandy loam +Sand: 43 to 75 percent +Silt: 15 to 50 percent +Clay: 2 to 10 percent +Rock fragments: 0 to 14 percent +Channers: 0 to 14 percent +Organic matter: 2 to 6 percent +Reaction class: slightly acid to neutral (pH 6.1 to 7.3) + +2Bt horizon: +Hue: 2.5Y or 5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 2 to 3 +Texture: very flaggy fine sandy loam or sandy loam +Sand: 52 to 75 percent +Silt: 9 to 40 percent +Clay: 8 to 16 percent +Rock fragments: 35 to 59 percent +Channers: 15 to 30 percent +Flagstones: 20 to 35 percent +Organic matter: 0.5 to 2 percent +Reaction class: neutral to slightly alkaline (pH 6.6 to 7.8) + +2Bw horizon: +Hue: 5Y or 2.5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 3 to 4 +Texture: extremely flaggy sandy loam or fine sandy loam +Sand: 43 to 75 percent +Silt: 13 to 50 percent +Clay: 4 to 12 percent +Rock fragments: 60 to 75 percent +Channers: 20 to 30 percent +Flagstones: 30 to 50 percent +Organic matter: 0.5 to 2 percent +Reaction class: neutral to slightly alkaline (pH 6.6 to 7.8) + +2C horizon: +Texture: flagstones +Rock fragments: 90 to 100 percent +Flagstones: 90 to 100 percent + +2R horizon +Strongly coherent to indurated calcareous sandstone bedrock. + +COMPETING SERIES: These are the Broad Canyon (UT, CO, & ID), Kamack, Longabaugh (UT), Midfork (WY & UT), Piegan (MT), and Sawpit (CO). +Broad Canyon soils have a mean annual soil temperature of 2 to 8 degrees C. (36 to 46 degrees F.) and occur on lateral moraines and mountainsides. +Kamack soils do not have an O horizon and occur on dissected mountainsides. +Longabaugh soils have secondary calcium carbonates within 24 to 64 cm (9 to 25 in) of the surface and occur on mountain slopes. +Midfork soils have very stony loam surface textures and occur on fan aprons and mountain slopes. +Piegan soils have extremely cobbly sandy loam surface textures and occur on nivation hollows on ridges, mountain slopes, and glacial-valley walls. +Sawpit soils occur at elevations between 3050 to 3475 m (10,000 to 11,400 ft) on mesa summits, alluvial fans, and along drainageways. + +GEOGRAPHIC SETTING: +Elevation: 250 to 450 meters (820 to 1475 feet) +Parent material: loess over gravelly residuum weathered from calcareous sandstone +Landform: ridges +Slopes: 2 to 12 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -6 to -2 degrees C. (21 to 28 degrees F.) +Frost free period: 70 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Uvluutit, Littlekalusukcreek, and Tui soils. +Uvluutit soils have an ochric epipedon, free carbonates in the substratum, and occur on backslope positions of hillslope landforms. +Littlekalusukcreek soils have a histic epipedon, are poorly drained, and occur on similar landforms on summit and shoulder positions. +Tui soils have an ochric epipedon, a cambic horizon at depths between 6 to 44 cm (2 to 17 in), and occur on mountain slopes. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oe, Oa, and 2C horizons and moderately high in the A, 2A, 2Bt, and 2Bw horizons +Permeability: rapid to very rapid in the Oe and Oa horizons; moderate in the A, 2A, 2Bt, and 2Bw horizons; and very rapid in the 2C horizon +Runoff: low or medium + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: ceratodon moss, reindeer lichen, black crowberry, greygreen reindeer lichen, dwarf birch, alpine azalea, white spruce, cup lichen, bog blueberry, grayleaf willow, tealeaf willow, juniper polytrichum moss, bluejoint, star reindeer lichen, tufted hairgrass, field horsetial, lingonberry, Flavocetraria culcullata, marsh Labrador tea, red fruit bearberry, and netleaf willow. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 41 to 116 cm (16 to 46 in) + +Folistic epipedon: 0 to 16 cm (0 to 6 in) (Oe and Oa horizons) + +Mollic epipedon: 16 to 43 cm (6 to 17 in) (A and 2A horizons) + +Lithologic discontinuity: 34 to 185 cm (13 to 73 in) (2A, 2Bt, 2Bw, 2C, and 2R horizons) + +Lithic contact: 160 to 185 cm (63 to 73 in) (2R horizon) + +ADDITIONAL DATA: + +User pedon ID: 2023AK180164 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/U/ULIKTUK.txt b/OSD/U/ULIKTUK.txt new file mode 100644 index 00000000..537deca2 --- /dev/null +++ b/OSD/U/ULIKTUK.txt @@ -0,0 +1,134 @@ +LOCATION ULIKTUK AK + +Tentative Series +MJS/MPS +10/2024 + +ULIKTUK SERIES + +Depth class: very deep +Drainage class: poorly drained +Parent material: sandy and gravelly alluvium derived from metamorphic and sedimentary rock +Landscape: river valleys +Landform: flood plains +Slopes: 0 to 8 percent +Mean annual precipitation: about 400 mm (16 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Sandy-skeletal, mixed Typic Cryaquents + +TYPICAL PEDON: Uliktuk loamy sand in a willow community on a linear, linear talf on a slope of 0 percent at an elevation of 233m (764 ft) + + Oi--0 to 4 cm (0 to 2 in); slightly decomposed plant material; very dark brown (10YR 2/2) moist, dark grayish brown (10YR 4/2) dry; common very fine and fine roots throughout; neutral (pH 7.2); clear wavy boundary. (1 to 5 cm, 0.5 to 2 in thick) + + Bw--4 to 11 cm (2 to 4 in); loamy sand; dark grayish brown (10YR 4/2) moist, light brownish gray (10YR 6/2) dry; weak medium subangular blocky structure; loose, nonsticky, nonplastic; nonsmeary; common very fine and fine roots throughout; common very fine irregular pores; noneffervescent; slightly alkaline (pH 7.5); gradual wavy boundary. (3 to 10 cm, 1 to 4 in thick) + + Cg--11 to 200 cm (4 to 79 in); extremely channery loamy coarse sand; dark gray (10YR 4/1) moist, gray (10YR 6/1) dry; single grain; loose, nonsticky, nonplastic; nonsmeary; few very fine and fine interstitial pores; 55 percent channers and 10 percent flagstones; noneffervescent; slightly alkaline (pH 7.8) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64.3785630, longitude -159.9168916, datum WGS84, UTM north 7139518.76 and UTM east 7139518.76, zone 4, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 1 to 5 cm (0 to 2 in) +Thickness of ochric epipedon: 1 to 5 cm (0.5 to 2 in) +Depth to reduced matrix: 8 to 15 cm (3 to 6 in) + +Oi horizon: +Hue: 7.5YR or 10YR +Value: 2 or 2.5 moist, 4 dry +Chroma: 1 to 2 +Texture: slightly decomposed material +Organic matter: 60 to 90 percent +Reaction class: slightly acid to neutral (pH 6.1 to 7.3) + +Bw horizon: +Hue: 10YR +Value: 4 or 5 moist, 6 or 7 dry +Chroma: 1 to 3 +Texture: very fine sandy loam, loamy sand +Sand: 60 to 89 percent +Silt: 3 to 39 percent +Clay: 1 to 8 percent +Organic matter: 0.1 to 2.5 percent +Reaction class: slightly acid to slightly alkaline (pH 6.1 to 7.8) + +Cg horizon: +Hue: 10YR or 10Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 or 2 +Texture: loamy coarse sand or its channery analogues +Sand: 71 to 89 percent +Silt: 3 to 28 percent +Clay: 1 to 8 percent +Rock fragments: 40 to 75 percent +Channers: 40 to 70 percent +Flagstones: 0 to 20 percent +Organic matter: 0.1 to 2 percent +Reaction class: slightly acid to slightly alkaline (pH 6.1 to 7.8) + +Some pedons lack an organic surface. + +COMPETING SERIES: These are the Anan, Astrolable, Longarm, and Ustiugof (AK), Eachuston (CO, MT), and Jurvannah (ID) series. +Anan soils have a mean annual air temperature of 5 degrees C. (41 degrees F.) +Astrolable soils have very frequent, very brief flooding, have redoximorphic iron concentrations and depletions within 45 cm (18 in) +Longarm soils have occasional, long flooding, and have a mean annual air temperature of -3 to 2 degrees C. (28 to 36 degrees F.) +Ustiugof soils have an A horizon, have rare flooding, and have a mean annual air temperature of 0 to 1 degrees C. (32 to 34 degrees F.) + +Eachuston have an A horizon and have a mean annual air temperature of 2 to 3 degrees C. (36 to 37 degrees F.) +Jurvannah soils lack an organic surface and have a mean annual air temperature of 4 to 6 degrees C. (40 to 42 degrees F.) + +GEOGRAPHIC SETTING: +Elevation: 0 to 325 meters (0 to 1065 feet) +Parent material: sandy and gravelly alluvium derived from metamorphic and sedimentary rock +Landform: flood plains +Slopes: 0 to 8 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -6 to -1 degrees C. (21 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Kaluk, Sardinecreek, Shovelcreek and Wllowriver soils. +Kaluk soils lack an ochric epipedon, have an oxyaquic soil moisture subclass, lack an organic surface, have frequent, brief flooding, and occur on point bars of flood plains +Sardinecreek soils have aquic conditions starting between 25 to 50 cm (10 to 20 in), have a folistic epipedon, have a cambic horizon, have a gelic soil temperature regime, have a loamy-skeletal particle size class, have very rare flooding, and occur on terraces +Shovelcreek soils lack aquic conditions, have rare flooding., and occur on similar landforms on flood plains +Willowriver soils lack aquic conditions, have occasional, brief flooding, and occur on similar landforms on flood plains + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: poorly drained +Saturation during normal years: saturated at a depth of between 0 and 25 cm (0 and 10 in) for at least two weeks during the growing season +Saturated Hydraulic Conductivity: very high in the Oi horizon, moderately high to very high in the Bw horizon, very high in the Cg horizon +Permeability: rapid to very rapid in the Oi horizon, slow to very rapid in the Bw horizon, rapid to very rapid in the Cg horizon +Runoff: high to very high +Flooding: frequent, long + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: shrubby cinquefoil, Bebb willow, balsam poplar, dwarf raspberry, Canadian burnet, arctic aster, white spruce, moss + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of small extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 29 to 104 cm (11 to 41 in) + +Ochric epipedon: 0 to 4 cm (0 to 4 in) (Oe horizon) + +Reduced matrix: 11 to 200 cm (4 to 79 in) (Cg horizon) + +Aquic conditions: 11 to 200 cm (4 to 79 in) (Cg horizon) + +ADDITIONAL DATA: + +User pedon ID: S2021AK290791 + +KSSL lab pedon: 22N0124 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/U/ULUUN.txt b/OSD/U/ULUUN.txt new file mode 100644 index 00000000..8cb73a74 --- /dev/null +++ b/OSD/U/ULUUN.txt @@ -0,0 +1,198 @@ +LOCATION ULUUN AK + +Tentative Series +SAS/CBB +10/2024 + +ULUUN SERIES + +Depth class: very deep +Drainage class: somewhat poorly drained +Parent material: organic material over loamy slope alluvium derived from limestone and sandstone +Landscape: hills +Landform: hillslopes +Slopes: 3 to 15 percent +Mean annual precipitation: about 400 mm (16 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 85 days + +TAXONOMIC CLASS: Fine-loamy, mixed, active Fluvaquentic Haplocryepts + +TYPICAL PEDON: Uluun silt in a white spruce forest on a south facing linear, convex backslope on a slope of 6 percent at an elevation of 215 m (705 ft) + + Oe--0 to 12 cm (0 to 5 in); moderately decomposed plant material, very dark brown (7.5YR 2.5/2) broken face moist, weak red (7.5R 4/2) broken face dry; many very fine, fine, and medium roots throughout; neutral (pH 6.7); clear smooth boundary (9 to 15 cm, 4 to 6 in thick) + + Oa--12 to 21 cm (5 to 8 in); highly decomposed plant material, black (7.5YR 2.5/1) broken face moist, dark reddish gray (7.5R 4/1) broken face dry; many very fine and common fine roots throughout; slightly acid (pH 6.3); abrupt smooth boundary (6 to 12 cm, 2 to 5 in thick) + + A--21 to 28 cm (8 to 11 in); silt, very dark gray (7.5YR 3/1) broken face moist, reddish gray (7.5R 5/1) broken face dry; weak medium granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; many very fine and common fine roots throughout; very fine dendritic tubular pores; 10 percent coarse, faint, irregular, noncoherent, cemented dark reddish brown (5YR 2.5/2) masses of oxidized iron with clear boundaries on surfaces along root channels; noneffervescent; moderately acid (pH 5.6); abrupt smooth boundary (4 to 15 cm, 2 to 6 in thick) + + Bg--28 to 41 cm (11 to 16 in); loam, gray (5Y 5/1) broken face moist, light gray (5Y 7/1) broken face dry; weak thick lenticular structure; very friable, soft, slightly sticky, slightly plastic; nonsmeary; common very fine and few fine roots throughout; very fine vesicular and fine dendritic tubular pores; 1 percent prominent silt coats on surfaces along root channels; 10 percent medium, prominent, irregular, noncoherent, cemented dark yellowish brown (10YR 4/6) masses of oxidized iron with clear boundaries in matrix; noneffervescent; moderately acid (pH 5.7); clear irregular boundary (5 to 15 cm, 2 to 6 in thick) + + Bt1--41 to 51 cm (16 to 20 in); loam, olive brown (2.5Y 4/3) broken face moist, light yellowish brown (2.5Y 6/3) broken face dry; 2 percent medium, distinct, irregular grayish brown (2.5Y 5/2) mottles; strong medium lenticular parts to strong medium granular structure; firm, moderately hard, moderately sticky, moderately plastic; nonsmeary; common very fine and few fine roots throughout; very fine vesicular and fine dendritic tubular pores; 30 percent prominent clay films on all faces of peds; 20 percent medium, prominent, irregular, noncoherent, cemented dark yellowish brown (10YR 4/6), moist, masses of oxidized iron with clear boundaries in matrix; noneffervescent; slightly acid (pH 6.3); clear irregular boundary (6 to 15 cm, 2 to 6 in thick) + + Bt2--51 to 60 cm (20 to 24 in); loam, olive brown (2.5Y 4/3) broken face moist, light yellowish brown (2.5Y 6/3) broken face dry; strong fine angular blocky structure; friable, slightly hard, moderately sticky, moderately plastic; nonsmeary; few very fine roots throughout; very fine vesicular pores; 1 percent prominent clay films on surfaces along pores; noneffervescent; neutral (pH 6.6); clear smooth boundary (5 to 12 cm, 2 to 5 in thick) + + ABkb--60 to 67 cm (24 to 26 in); sandy loam, very dark grayish brown (2.5Y 3/2) broken face moist, grayish brown (2.5Y 5/2) broken face dry; weak coarse granular structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few very fine roots throughout; very fine irregular pores; slight effervescence; neutral (pH 6.7); clear smooth boundary (3 to 8 cm, 1 to 3 in thick) + + Bt3--67 to 78 cm (26 to 31 in); channery loam, dark olive brown (2.5Y 3/3) broken face moist, light olive brown (2.5Y 5/3) broken face dry; strong medium lenticular parts to strong medium granular structure; friable, slightly hard, moderately sticky, moderately plastic; nonsmeary; common very fine and fine roots throughout; very fine tubular and very fine dendritic tubular pores; 20 percent gravel; noneffervescent; neutral (pH 6.8); clear smooth boundary (6 to 12 cm, 2 to 5 in thick) + + BC--78 to 105 cm (31 to 41 in); channery sandy clay loam, dark olive brown (2.5Y 3/3) broken face moist, light olive brown (2.5Y 5/3) broken face dry; strong very fine granular structure; friable, slightly hard, moderately sticky, very plastic; nonsmeary; common very fine and fine roots throughout; very fine dendritic tubular pores; 1 percent prominent silt coats on all faces of peds; 5 percent medium, prominent, irregular, noncoherent, cemented strong brown (7.5YR 4/6) masses of oxidized iron with clear boundaries around rock fragments; 30 percent gravel; noneffervescent; neutral (pH 7.1); clear smooth boundary (20 to 40 cm, 8 to 16 in thick) + + Ck--105 to 200 cm (41 to 79 in); clay loam, dark grayish brown (2.5Y 4/2) broken face moist, light brownish gray (2.5Y 6/2) broken face dry; massive; firm, moderately hard, moderately sticky, very plastic; nonsmeary; common very fine and few fine roots throughout; very fine dendritic tubular pores; 70 percent prominent clay films on all faces of peds; strong effervescence; neutral (pH 6.6). (56 to 136 cm, 22 to 54 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 65 degrees 13 minutes 20.92 seconds north, longitude 160 degrees 24 minutes 24.25 seconds west, datum WGS84, UTM north 7233982.92 and UTM east 434219.60, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: -0.5 to 2.5 degrees C. (31 to 36 degrees F.) +Thickness of organic material: 15 to 27 cm (6 to 11 in) +Thickness of folistic epipedon: 15 to 27 cm (6 to 11 in) +Thickness of cambic horizon: 15 to 144 cm (6 to 57 in) +Depth to redoximorphic concentrations: 64 to 144 cm (25 to 57 in) +Depth to free carbonates: 6 to 144 cm (2 to 57 in) +Depth to aquic conditions: 25 to 50 cm (10 to 20 in) + +O horizons: +Hue: 7.5YR, 5YR, or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: moderately or highly decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: strongly acid to neutral (pH 5.1 to 7.3) + +A horizon: +Hue: 7.5YR or 10YR +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 2 +Texture: silt or silt loam +Sand: 5 to 32 percent +Silt: 54 to 92 percent +Clay: 3 to 14 percent +Organic matter: 2 to 6 percent +Reaction class: strongly acid to moderately acid (pH 5.1 to 6.0) + +Bg horizon: +Hue: 5Y or 2.5Y +Value: 4 to 5 moist, 6 to 7 dry +Chroma: 1 to 2 +Texture: loam +Sand: 30 to 50 percent +Silt: 28 to 50 percent +Clay: 16 to 24 percent +Organic matter: 0.5 to 2 percent +Reaction class: strongly acid to slightly acid (pH 5.1 to 6.5) + +Bt1 and Bt2 horizons: +Hue: 2.5Y or 5Y +Value: 4 to 5 moist, 6 to 7 dry +Chroma: 1 to 3 +Texture: loam or sandy clay loam +Sand: 25 to 65 percent +Silt: 7 to 50 percent +Clay: 18 to 28 percent +Organic matter: 0.5 to 2 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +ABkb horizon: +Hue: 2.5Y, 10YR, or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 4 +Texture: sandy loam or loam +Sand: 25 to 70 percent +Silt: 7 to 50 percent +Clay: 12 to 25 percent +Organic matter: 1 to 3 percent +Reaction class: slightly acid to slightly alkaline (pH 6.1 to 7.8) + +Bt3 horizon: +Hue: 2.5Y or 5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma:1 to 3 +Texture: loam, sandy clay loam or their channery analogues +Sand: 25 to 75 percent +Silt: 10 to 50 percent +Clay: 18 to 28 percent +Rock fragments: 0 to 25 percent +Channers: 0 to 25 percent +Organic matter: 0.5 to 2 percent +Reaction class: slightly acid to neutral (pH 6.1 to 7.3) + +BC horizon: +Hue: 2.5Y or 5Y +Value: 3 to 5 moist, 5 to 7 dry +Chroma: 1 to 3 +Texture: sandy clay loam or its channery analogues +Sand: 45 to 70 percent +Silt: 0 to 28 percent +Clay: 22 to 32 percent +Rock fragments: 0 to 34 percent +Channers: 0 to 34 percent +Organic matter: 0.5 to 2 percent +Reaction class: slightly acid to neutral (pH 6.1 to 7.3) + +Ck horizon: +Hue: 2.5Y or 5Y +Value: 4 to 5 moist, 6 to 7 dry +Chroma: 2 to 3 +Texture: clay loam +Sand: 20 to 45 percent +Silt: 21 to 53 percent +Clay: 27 to 34 percent +Organic matter: 0.4 to 2 percent +Reaction class: slightly acid to slightly alkaline (pH 6.1 to 7.8) + +Some pedons have cryoturbated horizons + +COMPETING SERIES: There are no competing series. + +GEOGRAPHIC SETTING: +Elevation: 50 to 380 meters (160 to 1250 feet) +Parent material: organic material over loamy slope alluvium derived from limestone and sandstone +Landform: hillslopes +Slopes: 3 to 15 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -6 to -2 degrees C. (21 to 28 degrees F.) +Frost free period: 70 to 85 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Amigak and Muskox soils. +Amigak soils have a histic epipedon, do not have free carbonates anywhere in the profile, and occur on similar landforms on backslope and footslope positions. +Muskox soils have an umbric epipedon, do not have free carbonates anywhere in the profile, and occur on similar landforms on backslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: somewhat poorly drained +Saturated Hydraulic Conductivity: very high in the O horizons, moderately high in the A, BC, and Ck horizons, and moderately high to high in the Bg, Bt, an ABkb horizons +Permeability: rapid to very rapid in the O horizons, moderate in the A horizon, moderate to moderately rapid in the Bg horizon, slow to moderately rapid in the Bt horizons, moderate to rapid in the ABkb horizon, and slow to moderate in the Ck horizon +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation : white spruce, Schreber's big red stem moss, splendid feather moss, Richardson's willow, bog blueberry, white arctic mountain heather, black crowberry, halberd willow, Dasiphora fruticosa, resin birch, grayleaf willow, moss, reindeer lichen, tomentypnum moss, netleaf willow, tealeaf willow, entireleaf mountain-avens, lingonberry, aulacomnium moss, greygreen reindeer lichen, bog rosemary, Scouler's willow, northern singlespike sedge, red fruit bearberry, narrowleaf saw-wort, abietinella moss, felt lichen, western arctic shootingstar, field horsetail, and sheathed sedge. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 46 to 121 cm (18 to 48 in) + +Folistic epipedon: 0 to 21 cm (0 to 8 in) (O horizons) + +Cambic horizon: 21 to 105 cm (8 to 41 in) (A, Bg, Bt, ABkb, and BC horizons) + +Redoximorphic concentrations: 21 to 51 cm (8 to 20 in) and 105 to 200 cm (41 to 79 in) (A, Bg, Bt1, and Ck horizons) + +Reduced matrix: 28 to 41 cm (11 to 16 in) (Bg horizon) + +Free carbonates: 60 to 67 cm (24 to 26 in) and 105 to 200 cm (41 to 79 in) (ABkb and Ck horizons) + +ADDITIONAL DATA: + +User pedon ID: 2023AK180260 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/U/UMILGUK.txt b/OSD/U/UMILGUK.txt new file mode 100644 index 00000000..47579aa5 --- /dev/null +++ b/OSD/U/UMILGUK.txt @@ -0,0 +1,146 @@ +LOCATION UMILGUK AK + +Tentative Series +BMC/CBB +10/2024 + +UMILGUK SERIES + +Depth class: very deep +Drainage class: somewhat poorly drained +Parent material: loamy slope alluvium derived from sedimentary rock +Landscape: hills +Landform: hillslopes +Slopes: 5 to 25 percent +Mean annual precipitation: about 500 mm (20 in) +Mean annual air temperature: about -3 degrees C. (27 degrees F.) +Frost-free period: 75 to 90 days + +TAXONOMIC CLASS: Coarse-loamy, mixed, superactive Typic Cryaquolls + +TYPICAL PEDON: Umilguk silt in a white spruce forest on an east facing convex, linear nose slope on a slope of 18 percent at an elevation of 418 m (1371 ft) + + Oa--0 to 10 cm (0 to 4 in); highly decomposed plant material, black (10YR 2/1) broken face moist, dark gray (10YR 4/1) dry; common very fine, fine, medium, coarse, and very coarse roots throughout; strongly acid (pH 5.2); clear wavy boundary (5 to 14 cm, 2 to 6 in thick) + + A--10 to 36 cm (4 to 14 in); silt, 85 percent very dark brown (10YR 2/2) broken face and 15 percent dark brown (10YR 3/3) broken face moist, 85 percent dark grayish brown (10YR 4/2) and 15 percent brown (10YR 5/3) dry; weak medium subangular blocky structure; very friable, soft, nonsticky, nonplastic; nonsmeary; common very fine, fine, and medium roots throughout; very fine and fine irregular and medium tubular pores; 10.89 % of SOM; 6.32 % of SOC; moderately acid (pH 5.6); clear smooth boundary. (20 to 40 cm, 8 to 16 in thick) + + Bw--36 to 48 cm (14 to 19 in); silt loam, dark grayish brown (2.5Y 4/2) broken face moist, light brownish gray (2.5Y 6/2) dry; weak medium granular structure; very friable, soft, nonsticky, nonplastic; nonsmeary; common very fine, fine, and medium roots throughout; very fine and fine irregular and medium tubular pores; 2 percent faint brown (7.5YR 4/3) masses of oxidized iron; 1.71 % of SOC; 2.94 % of SOM; moderately acid (pH 5.7); clear smooth boundary (5 to 14 cm, 2 to 6 in thick) + + Cg1--48 to 80 cm (19 to 32 in); silt loam, dark grayish brown (2.5Y 4/2) broken face moist, light brownish gray (2.5Y 6/2) dry; 2 percent black (10YR 2/1) mottles; massive; friable, slightly hard, nonsticky, nonplastic; nonsmeary; common very fine roots throughout; very fine and fine irregular pores; 10 percent prominent reddish yellow (7.5YR 6/6), moist, masses of oxidized iron; 1 percent gravel; 1.17 % of SOC; 2.02 % of SOM; moderately acid (pH 5.7); gradual smooth boundary. (20 to 65 cm, 8 to 26 in thick) + + Cg2--80 to 200 cm (32 to 79 in); loam, dark grayish brown (2.5Y 4/2) broken face moist, light brownish gray (2.5Y 6/2) dry; massive; firm, moderately hard, nonsticky, slightly plastic; nonsmeary; very fine and fine irregular pores; 10 percent prominent reddish yellow (7.5YR 6/6), moist, masses of oxidized iron; 3 percent gravel; 0.58 % of SOC; 1 % of SOM; neutral (pH 6.6). (72 to 150 cm, 28 to 59 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 19 minutes 18.80 seconds north, longitude 159 degrees 52 minutes 51.60 seconds west, datum WGS84, UTM north 7133179.08 and UTM east 457405.83, zone 4W, datum WGS84. + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: aquic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 5 to 14 cm (2 to 6 in) +Thickness of mollic epipedon: 20 to 40 cm (8 to 16 in) +Depth to redoximorphic concentrations: 30 to 50 cm (12 to 20 in) +Depth to reduced matrix: 30 to 50 cm (12 to 20 in) +Depth to aquic conditions: 30 to 50 cm (12 to 20 in) + +Oa horizon: +Hue: 10YR or 7.5YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: highly decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: very strongly acid to moderately acid (pH 4.5 to 6.0) + +A horizon: +Hue: 10YR or 2.5Y +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 3 +Texture: silt or silt loam +Sand: 5 to 35 percent +Silt: 53 to 92 percent +Clay: 3 to 12 percent +Organic matter: 2 to 8 percent +Reaction class: strongly acid to neutral (pH 5.5 to 7.3) + +Bw horizon: +Hue: 2.5Y +Value: 3 to 4 moist, 5 to 6 dry +Chroma: 2 to 4 +Texture: silt loam or loam +Sand: 15 to 45 percent +Silt: 39 to 80 percent +Clay: 4 to 16 percent +Organic matter: 1 to 5 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +Cg horizons: +Hue: 2.5Y or 5Y +Value: 4 to 5 moist, 6 to 7 dry +Chroma: 1 to 2 +Texture: silt loam, loam, or their gravelly analogues +Sand: 20 to 52 percent +Silt: 30 to 75 percent +Clay: 5 to 18 percent +Rock fragments: 0 to 15 percent +Gravels: 0 to 15 percent +Organic matter: 0.4 to 3 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +Some pedons have a Bw horizon greater than 14 cm thick and therefore a cambic horizon. + +COMPETING SERIES: These are the Bandarrow, Habenome (OR), Fourlog, Venapass (WY), and Rosane (CO & WY) series. +Bandarrow soils do not have a reduced matrix anywhere in the profile. +Habenome soils have buried A horizons and occur on basins and benches on glaciated mountain slopes. +Fourlog soils have many mica flakes in the substratum. +Venapass soils has stratified textures in the substratum and occur at 2,150 to 2,600 m (7,000 to 8,500 ft) elevation. +Rosane soils have sand and gravel textures at depths below 60 to 100 cm (24 to 39 in). + +GEOGRAPHIC SETTING: +Elevation: 180 to 450 meters (590 to 1,475 feet) +Parent material: loamy slope alluvium derived from sedimentary rock +Landform: hillslopes +Slopes: 5 to 25 percent +Mean annual precipitation: 400 to 500 mm (16 to 20 in) +Mean annual air temperature: -5 to -1 degrees C. (23 to 30 degrees F.) +Frost free period: 75 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Muskox, Tagluk, Tuttu, and Cilla soils. +Muskox soils have an umbric epipedon, are well drained, and occur on similar landforms on head slopes on swale microfeatures. +Tagluk soils have a folistic and mollic epipedon, are well drained, and occur on mountain slopes on backslope positions. +Tuttu soils have an umbric epipedon, andic soil properties, and occur on mountain slopes on backslope and footslope positions. +Cilla soils have an ochric epipedon, a cambic horizon, and occur on similar landforms on backslope positions. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: somewhat poorly drained +Saturated Hydraulic Conductivity: very high in the Oa horizon, moderately high in the A horizon, and moderately high to high in the Bw and Cg horizons +Permeability: rapid to very rapid in the Oa horizon, moderate to the A horizon, and moderate to moderately rapid in the Bw and Cg horizons +Runoff: very high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: tealeaf willow, woodland horsetail, bluejoint, bunchberry dogwood, beauverd spirea, white spruce, splendid feather moss, field horsetail, siberian alder, capitate valerian, fireweed, and spreading woodfern + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of moderate extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 35 to 110 cm (14 to 43 in) + +Mollic epipedon: 10 to 36 cm (4 to 14 in) (A horizon) + +Redoximorphic concentrations: 48 to 200 cm (19 to 79 in) (Bw and Cg horizons) + +Reduced matrix: 48 to 200 cm (19 to 79 in) (Bw and Cg horizons) + +Aquic conditions: 48 to 200 cm (19 to 79 in) (Bw and Cg horizons) + +ADDITIONAL DATA: + +User pedon ID: 2021AK290680 + +National Cooperative Soil Survey +U.S.A. diff --git a/OSD/U/URGIILIK.txt b/OSD/U/URGIILIK.txt new file mode 100644 index 00000000..c95d4e21 --- /dev/null +++ b/OSD/U/URGIILIK.txt @@ -0,0 +1,165 @@ +LOCATION URGIILIK AK + +Tentative Series +MJS/CBB +10/2024 + +URGIILIK SERIES + +Depth class: moderately deep to bedrock, lithic +Drainage class: well drained +Parent material: gravelly loamy colluvium over gravelly residuum weathered from sedimentary rock +Landscape: mountains +Landform: mountain slopes +Slopes: 12 to 70 percent +Mean annual precipitation: about 450 mm (18 in) +Mean annual air temperature: about -4 degrees C. (25 degrees F.) +Frost-free period: 70 to 90 days + +TAXONOMIC CLASS: Loamy-skeletal, mixed, superactive Typic Haplocryepts + +TYPICAL PEDON: Urgiilik silt loam in an alder community on a south facing linear, linear backslope on a slope of 35 percent at an elevation of 352 m (1,155 ft) + + Oi--0 to 3 cm (0 to 1 in); slightly decomposed plant material, dark reddish brown (5YR 3/2) moist, reddish gray (5YR 5/2) dry; many very fine and fine and few medium roots; extremely acid (pH 3.8); clear wavy boundary (2 to 14 cm, 1 to 6 in thick) + + A--3 to 19 cm (1 to 8 in); silt loam, dark reddish brown (5YR 2.5/2) moist, dark reddish gray (5YR 4/2) dry; moderate medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; many very fine and fine and few medium roots; very fine and fine tubular pores; 5 percent gravel; extremely acid (pH 4.4); clear wavy boundary. (6 to 17 cm, 2 to 7 in thick) + + Bw1--19 to 35 cm (8 to 14 in); gravelly silt loam, brown (7.5YR 4/3) moist, light brown (7.5YR 6/3) dry; moderate medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; few very fine, fine, and medium roots; very fine and fine tubular pores; 30 percent gravel; slightly acid (pH 6.2); clear wavy boundary. (7 to 30 cm, 3 to 12 in thick) + + Bw2--35 to 60 cm (14 to 24 in); very gravelly silt loam, brown (7.5YR 4/2) moist, pinkish gray (7.5YR 6/2) dry; moderate medium subangular blocky structure; friable, slightly hard, nonsticky, nonplastic; nonsmeary; very fine and fine tubular and fine tubular pores; 45 percent gravel; slightly acid (pH 6.2); clear wavy boundary. (10 to 30 cm, 4 to 12 in thick) + + 2C--60 to 87 cm (24 to 34 in); gravel; very fine, fine, and medium interstitial pores; 95 percent gravel; clear wavy boundary. (10 to 35 cm, 4 to 14 in thick) + + 2R--87 to 112 cm (34 to 44 in); indurated sedimentary bedrock. (25 cm, 10 in thick) + +TYPE LOCATION: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey Area, Alaska; latitude 64 degrees 13 minutes 31.46 seconds north, longitude 160 degrees 21 minutes 2.55 seconds west, datum WGS84, UTM north 7122827.66 and UTM east 434470.39, zone 4W, datum WGS84 + +RANGE IN CHARACTERISTICS: + +Soil moisture regime: udic +Soil temperature regime: cryic +Mean annual soil temperature: 0 to 3 degrees C. (32 to 37 degrees F.) +Thickness of organic material: 2 to 14 cm (1 to 6 in) +Thickness of ochric epipedon: 8 to 31 cm (3 to 12 in) +Thickness of cambic horizon: 17 to 60 cm (7 to 24 in) +Depth to lithologic discontinuity: 25 to 91 cm (10 to 36 in) +Depth to lithic contact: 35 to 126 cm (14 to 50 in) + +Oi horizon: +Hue: 5YR, 7.5YR, or 10YR +Value: 2 to 4 moist, 4 to 6 dry +Chroma: 1 to 3 +Texture: slightly decomposed plant material +Organic matter: 60 to 90 percent +Reaction class: extremely acid to slightly acid (pH 3.5 to 6.5) + +A horizon: +Hue: 5YR, 7.5YR, or 10YR +Value: 2 to 3 moist, 4 to 5 dry +Chroma: 1 to 2 +Texture: silt loam, silt, or their gravelly analogues +Sand: 5 to 30 percent +Silt: 58 to 91 percent +Clay: 4 to 12 percent +Rock fragments: 0 to 20 percent +Gravels: 0 to 20 percent +Organic matter: 2 to 8 percent +Reaction class: extremely acid to strongly acid (pH 3.5 to 5.5) + +Bw horizons: +Hue: 7.5YR, 10YR, 2.5Y, or 5Y +Value: 3 to 4 moist, 5 to 7 dry +Chroma: 1 to 4 +Texture: silt loam or its gravelly analogues +Sand: 10 to 35 percent +Silt: 53 to 80 percent +Clay: 4 to 12 percent +Rock fragments: 0 to 80 percent +Gravels: 0 to 80 percent +Organic matter: 1 to 4 percent +Reaction class: moderately acid to neutral (pH 5.6 to 7.3) + +2C horizon: +Texture: gravel +Rock fragments: 90 to 100 percent +Gravels: 90 to 100 percent + +2R horizon +Strongly coherent to indurated calcareous sandstone bedrock + +COMPETING SERIES: These are the Tui, Aniruk, Siksrik, Anugi, Soakpak, Telay, Basaltlake, Butchlake, Nunatak (AK), Raymond (WY), Storm, Enentah (CO), Targhee (ID, CO, & MT), Cuberant (UT), Garlet, Kegsprings, Mountedith, Nooney (MT), and Gromes (NM) series. +Tui soils have buried genetic horizons. +Aniruk soils are very flaggy on the surface and do not have buried genetic horizons. +Siksrik soils have a mantle of silt at depths between 2 to 32 cm (1 to 13 in). +Anugi soils are very deep to lithic bedrock. +Soakpak soils have dry permafrost at shallow depths and need to be reclassified. +Telay soils have a thin (0 to 5 cm, 0 to 2 in) layer of mucky peat at the surface. +Basaltlake soils have olive gray (5Y 4/2) low chroma mottles at depths between 51 to 79 cm (20 to 31 in). +Butchlake soils have a mucky silt loam surface texture. +Nunatak soils have a mean annual precipitation of 850 to 1850 mm (34 to 73 in). +Raymond soils have carbonate concretions on the bottoms of rock fragments in the C horizon. +Storm soils have an E horizon and extremely flaggy surface textures. +Enentah soils have albic and spodic horizons and a very stony loam surface texture. +Targhee soils do not have an O horizon and are moderately deep to rhyolitic tuff bedrock. +Cuberant soils have lithic bedrock at 8 to 16 cm (20 to 40 in). +Garlet soils have an albic horizon and pedogenic accumulations of calcium carbonates. +Kegsprings soils have a 13 to 30 cm (5 to 12 in) thick surface of slightly decomposed forest litter. +Mountedith soils have an E horizon. +Nooney soils have a thin (0 to 2 cm, 0 to 1 in) surface of slightly decomposed forest litter. +Gromes soils occur at 2,950 to 3,350 m (9,700 to 11,000 ft) elevation. + +GEOGRAPHIC SETTING: +Elevation: 100 to 580 meters (330 to 1,900 feet) +Parent material: gravelly loamy colluvium over gravelly residuum weathered from sedimentary rock +Landform: mountain slopes +Slopes: 12 to 70 percent +Mean annual precipitation: 300 to 500 mm (12 to 20 in) +Mean annual air temperature: -7 to -1 degrees C. (19 to 30 degrees F.) +Frost free period: 70 to 90 days + +GEOGRAPHICALLY ASSOCIATED SOILS: These are the Tumi, Apun, Kimigaak, Kunjik, Siku, Nunanjiak, Silagiksaak, Tui, Siksrik, and Amigak soils. +Tumi soils have a loamy-skeletal over fragmental particle size class and occur on similar landforms on headslope positions. +Apun soils have a histic epipedon and permafrost within 85 cm (33 in) and occur on saddles of low ridges on hills. +Kimigaak soils have andic soil properties at depths between 1 to 21 cm (0.5 to 8 in) and occur on nonsorted circles. +Kunjik soils have redox concentrations at depths between 3 to 64 cm (1 to 25 in) and occur on ridges of mountains. +Siku soils have aquic conditions within 14 to 27 cm (6 to 11 in) of the surface, a gelic temperature regime, and occur on similar landforms on backslope and shoulder positions. +Nunanjiak soils have andic soil properties and spodic materials at depths between 27 to 105 cm (11 to 41 in) and occur on similar landforms on backslope positions. +Silagiksaak soils have redox depletions with chroma of 2 or less at depths between 29 to 88 cm (11 to 35 in) and occur on similar landforms on shoulder and backslope positions. +Tui soils have buried genetic horizons and occur on similar landforms on backslope positions. +Siksrik soils exist on hillslope landforms shallower than 12 percent. +Amigak soils have a histic epipedon, aquic conditions throughout the profile, and occur on hillslope landforms. + +DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: +Drainage class: well drained +Saturated Hydraulic Conductivity: very high in the Oi and 2C horizons and moderately high in the A and Bw horizons +Permeability: rapid to very rapid in the Oi horizon, moderate in the A and Bw horizons, and very rapid in the 2C horizon +Runoff: neglible, medium, or high + +USE AND VEGETATION: +Use: wildlife habitat, recreation, and subsistence +Native vegetation: bluejoint, Siberian alder, beauverd spirea, and Schreber's big red stem moss. + +DISTRIBUTION AND EXTENT: MLRA 240, Nulato Hills-Southern Seward Peninsula Highlands. The series is of large extent. + +SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Wasilla, Alaska + +SERIES ESTABLISHED: Nulato Hills - Continental Divide and Blackburn Hills Soil Survey, Alaska, 2024. + +REMARKS: Diagnostic features and horizons recognized in this profile include: + +Particle-size control section: 28 to 87 cm (11 to 34 in) + +Ochric epipedon: 0 to 19 cm (0 to 7 in) (Oi and A horizons) + +Cambic horizon: 19 to 60 cm (7 to 24 in) (Bw horizons) + +Lithologic discontinuity: 60 to 112 cm (24 to 44 in) (2C and 2R horizons) + +Lithic contact: 87 cm (34 in) (2R horizon) + +ADDITIONAL DATA: + +User pedon ID: 2021AK180812 + +National Cooperative Soil Survey +U.S.A. diff --git a/SC/SCDB.csv b/SC/SCDB.csv index 91740647..594f0bc9 100644 --- a/SC/SCDB.csv +++ b/SC/SCDB.csv @@ -2,6 +2,7 @@ 5630,"AABAB","Established",FALSE,FALSE,"FINE-SILTY, ISOTIC, ISOMESIC AQUANDIC DYSTRUDEPTS","Inceptisols","Udepts","Dystrudepts","Aquandic Dystrudepts","fine-silty",NA,"isotic",NA,NA,"isomesic","bozeman, mt","WA","Washington","State or Territory",NA,1978,1999 5631,"AABERG","Established",FALSE,TRUE,"FINE, SMECTITIC, FRIGID LEPTIC UDIC HAPLUSTERTS","Vertisols","Usterts","Haplusterts","Leptic Udic Haplusterts","fine",NA,"smectitic",NA,NA,"frigid","bozeman, mt","CO","Colorado","State or Territory",NA,1973,1999 5632,"AAGARD","Established",FALSE,FALSE,"FINE-LOAMY, MIXED, SUPERACTIVE CALCIC PACHIC ARGICRYOLLS","Mollisols","Cryolls","Argicryolls","Calcic Pachic Argicryolls","fine-loamy",NA,"mixed","superactive",NA,NA,"davis, ca","UT","Utah","State or Territory",2008,2011,2011 +30200,"AAGIAK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, ACID HUMIC CRYAQUEPTS","Inceptisols","Aquepts","Cryaquepts","Humic Cryaquepts","loamy-skeletal",NA,"mixed","superactive","acid",NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 5633,"AARON","Established",FALSE,TRUE,"FINE, MIXED, ACTIVE, MESIC OXYAQUIC HAPLUDALFS","Alfisols","Udalfs","Hapludalfs","Oxyaquic Hapludalfs","fine",NA,"mixed","active",NA,"mesic","amherst, ma","KY","Kentucky","State or Territory",NA,1982,2001 5634,"AARUP","Established",FALSE,TRUE,"ASHY, GLASSY, MESIC, SHALLOW VITRITORRANDIC DURIXEROLLS","Mollisols","Xerolls","Durixerolls","Vitritorrandic Durixerolls","ashy",NA,"glassy",NA,NA,"mesic","bozeman, mt","WA","Washington","State or Territory",1990,1998,1998 5635,"AASTAD","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, FRIGID PACHIC ARGIUDOLLS","Mollisols","Udolls","Argiudolls","Pachic Argiudolls","fine-loamy",NA,"mixed","superactive",NA,"frigid","st. paul, mn","MN","Minnesota","State or Territory",NA,1951,2011 @@ -410,6 +411,7 @@ 5966,"ALLHANDS","Established",FALSE,FALSE,"LOAMY-SKELETAL, CARBONATIC, FRIGID, SHALLOW CAMBIDIC HAPLODURIDS","Aridisols","Durids","Haplodurids","Cambidic Haplodurids","loamy-skeletal",NA,"carbonatic",NA,NA,"frigid","bozeman, mt","ID","Idaho","State or Territory",2006,2018,2018 5967,"ALLIANCE","Established",TRUE,TRUE,"FINE-SILTY, MIXED, SUPERACTIVE, MESIC ARIDIC ARGIUSTOLLS","Mollisols","Ustolls","Argiustolls","Aridic Argiustolls","fine-silty",NA,"mixed","superactive",NA,"mesic","st. paul, mn","NE","Nebraska","State or Territory",NA,1973,1998 5968,"ALLIGATOR","Established",TRUE,TRUE,"VERY-FINE, SMECTITIC, THERMIC CHROMIC DYSTRAQUERTS","Vertisols","Aquerts","Dystraquerts","Chromic Dystraquerts","very-fine",NA,"smectitic",NA,NA,"thermic","raleigh, nc","MS","Mississippi","State or Territory",NA,1950,2007 +30201,"ALLIKSUK","Tentative",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE FLUVENTIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Fluventic Haplocryepts","coarse-loamy",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 5969,"ALLINGHAM","Established",FALSE,TRUE,"ASHY OVER MEDIAL-SKELETAL, GLASSY OVER AMORPHIC, FRIGID ALFIC VITRIXERANDS","Andisols","Xerands","Vitrixerands","Alfic Vitrixerands","ashy over medial-skeletal",NA,"glassy over amorphic",NA,NA,"frigid","bozeman, mt","OR","Oregon","State or Territory",1985,1992,1997 5970,"ALLIS","Established",FALSE,TRUE,"FINE, ILLITIC, ACID, MESIC TYPIC ENDOAQUEPTS","Inceptisols","Aquepts","Endoaquepts","Typic Endoaquepts","fine",NA,"illitic",NA,"acid","mesic","amherst, ma","OH","Ohio","State or Territory",NA,1906,2011 5971,"ALLISON","Established",FALSE,TRUE,"FINE-SILTY, MIXED, SUPERACTIVE, MESIC CUMULIC HAPLUDOLLS","Mollisols","Udolls","Hapludolls","Cumulic Hapludolls","fine-silty",NA,"mixed","superactive",NA,"mesic","st. paul, mn","IL","Illinois","State or Territory",NA,1952,2022 @@ -552,6 +554,7 @@ 5179,"AMESHA","Established",FALSE,TRUE,"COARSE-LOAMY, MIXED, SUPERACTIVE, FRIGID ARIDIC CALCIUSTEPTS","Inceptisols","Ustepts","Calciustepts","Aridic Calciustepts","coarse-loamy",NA,"mixed","superactive",NA,"frigid","bozeman, mt","MT","Montana","State or Territory",NA,1971,2011 5180,"AMESMONT","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE USTOLLIC HAPLOCRYALFS","Alfisols","Cryalfs","Haplocryalfs","Ustollic Haplocryalfs","fine-loamy",NA,"mixed","superactive",NA,NA,"bozeman, mt","WY","Wyoming","State or Territory",1986,1991,1999 5181,"AMHERST","Established",FALSE,TRUE,"CLAYEY, SMECTITIC, FRIGID LITHIC ARGIUSTOLLS","Mollisols","Ustolls","Argiustolls","Lithic Argiustolls","clayey",NA,"smectitic",NA,NA,"frigid","bozeman, mt","MT","Montana","State or Territory",NA,1970,1998 +30202,"AMIGAK","Tentative",FALSE,FALSE,"FINE-LOAMY, MIXED, SUPERACTIVE, NONACID, SUBGELIC HISTIC GELAQUEPTS","Inceptisols","Aquepts","Gelaquepts","Histic Gelaquepts","fine-loamy",NA,"mixed","superactive","nonacid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 5182,"AMIRET","Established",FALSE,FALSE,"FINE-LOAMY, MIXED, SUPERACTIVE, MESIC CALCIC HAPLUDOLLS","Mollisols","Udolls","Hapludolls","Calcic Hapludolls","fine-loamy",NA,"mixed","superactive",NA,"mesic","st. paul, mn","MN","Minnesota","State or Territory",1995,1995,2003 5183,"AMISTAD","Established",FALSE,TRUE,"LOAMY-SKELETAL, CARBONATIC, THERMIC LITHIC PETROCALCIC CALCIUSTOLLS","Mollisols","Ustolls","Calciustolls","Lithic Petrocalcic Calciustolls","loamy-skeletal",NA,"carbonatic",NA,NA,"thermic","temple, tx","TX","Texas","State or Territory",NA,1980,2006 5184,"AMITE","Inactive",FALSE,FALSE,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,"LA","Louisiana","State or Territory",NA,NA,1987 @@ -646,6 +649,7 @@ 5267,"ANIMAS","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE AQUIC ARGICRYOLLS","Mollisols","Cryolls","Argicryolls","Aquic Argicryolls","fine-loamy",NA,"mixed","superactive",NA,NA,"bozeman, mt","CO","Colorado","State or Territory",NA,1974,2022 5268,"ANINTO","Established",FALSE,TRUE,"CLAYEY-SKELETAL, SMECTITIC, FRIGID TYPIC PALEXEROLLS","Mollisols","Xerolls","Palexerolls","Typic Palexerolls","clayey-skeletal",NA,"smectitic",NA,NA,"frigid","davis, ca","ID","Idaho","State or Territory",1980,1987,1997 5269,"ANIPASH","Established",FALSE,FALSE,"EUIC FLUVAQUENTIC CRYOSAPRISTS","Histosols","Saprists","Cryosaprists","Fluvaquentic Cryosaprists",NA,NA,NA,NA,"euic",NA,"bozeman, mt","WA","Washington","State or Territory",2008,2014,2015 +30203,"ANIRUK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE TYPIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Typic Haplocryepts","loamy-skeletal",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 5270,"ANITA","Established",FALSE,TRUE,"CLAYEY, SMECTITIC, THERMIC, SHALLOW XERIC DURAQUERTS","Vertisols","Aquerts","Duraquerts","Xeric Duraquerts","clayey",NA,"smectitic",NA,NA,"thermic","davis, ca","CA","California","State or Territory",NA,1925,2004 5271,"ANKENY","Established",FALSE,TRUE,"COARSE-LOAMY, MIXED, SUPERACTIVE, MESIC CUMULIC HAPLUDOLLS","Mollisols","Udolls","Hapludolls","Cumulic Hapludolls","coarse-loamy",NA,"mixed","superactive",NA,"mesic","st. paul, mn","IA","Iowa","State or Territory",NA,1958,2007 5272,"ANKLAM","Established",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, THERMIC, SHALLOW TYPIC HAPLARGIDS","Aridisols","Argids","Haplargids","Typic Haplargids","loamy-skeletal",NA,"mixed","superactive",NA,"thermic","davis, ca","AZ","Arizona","State or Territory",1975,1986,2009 @@ -732,6 +736,7 @@ 5345,"APILAM","Established",TRUE,FALSE,"ASHY, GLASSY, ISOHYPERTHERMIC VITRANDIC HAPLUSTEPTS","Inceptisols","Ustepts","Haplustepts","Vitrandic Haplustepts","ashy",NA,"glassy",NA,NA,"isohyperthermic","davis, ca","MP","Northern Mariana Islands","State or Territory",1999,2001,2007 5346,"APISHAPA","Established",TRUE,TRUE,"FINE, SMECTITIC, CALCAREOUS, MESIC VERTIC FLUVAQUENTS","Entisols","Aquents","Fluvaquents","Vertic Fluvaquents","fine",NA,"smectitic",NA,"calcareous","mesic","bozeman, mt","CO","Colorado","State or Territory",NA,1926,1997 5347,"APISON","Established",FALSE,TRUE,"FINE-LOAMY, SILICEOUS, SEMIACTIVE, THERMIC TYPIC HAPLUDULTS","Ultisols","Udults","Hapludults","Typic Hapludults","fine-loamy",NA,"siliceous","semiactive",NA,"thermic","raleigh, nc","TN","Tennessee","State or Territory",NA,1937,2001 +30204,"APKUN","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, ACID, SUBGELIC TYPIC HUMIGELEPTS","Inceptisols","Gelepts","Humigelepts","Typic Humigelepts","loamy-skeletal",NA,"mixed","superactive","acid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 5348,"APMAT","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, ACTIVE, FRIGID ALFIC ARGIXEROLLS","Mollisols","Xerolls","Argixerolls","Alfic Argixerolls","loamy-skeletal",NA,"mixed","active",NA,"frigid","davis, ca","NV","Nevada","State or Territory",1979,1980,2008 5349,"APMAY","Established",FALSE,FALSE,"FINE-LOAMY OVER SANDY OR SANDY-SKELETAL, MIXED, SUPERACTIVE, FRIGID CUMULIC HAPLUSTOLLS","Mollisols","Ustolls","Haplustolls","Cumulic Haplustolls","fine-loamy over sandy or sandy-skeletal",NA,"mixed","superactive",NA,"frigid","bozeman, mt","CO","Colorado","State or Territory",1981,1992,2004 30011,"APOGEE","Tentative",FALSE,FALSE,"CLAYEY-SKELETAL, SMECTITIC USTIC ARGICRYOLLS","Mollisols","Cryolls","Argicryolls","Ustic Argicryolls","clayey-skeletal",NA,"smectitic",NA,NA,NA,"davis, ca","UT","Utah","State or Territory",2023,NA,2023 @@ -1057,6 +1062,7 @@ 4577,"ATHERTON","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, ACTIVE, NONACID, MESIC AERIC ENDOAQUEPTS","Inceptisols","Aquepts","Endoaquepts","Aeric Endoaquepts","fine-loamy",NA,"mixed","active","nonacid","mesic","amherst, ma","NY","New York","State or Territory",NA,1930,2008 4578,"ATHOL","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, ACTIVE, MESIC ULTIC HAPLUDALFS","Alfisols","Udalfs","Hapludalfs","Ultic Hapludalfs","fine-loamy",NA,"mixed","active",NA,"mesic","amherst, ma","PA","Pennsylvania","State or Territory",NA,1912,2001 4579,"ATIRAS","Established",FALSE,FALSE,"MIXED, HYPERTHERMIC TYPIC USTIPSAMMENTS","Entisols","Psamments","Ustipsamments","Typic Ustipsamments",NA,NA,"mixed",NA,NA,"hyperthermic","temple, tx","TX","Texas","State or Territory",2000,2007,2007 +30205,"ATKAKTUK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL OVER FRAGMENTAL, ISOTIC OVER MIXED, ACID, SUBGELIC TYPIC HUMIGELEPTS","Inceptisols","Gelepts","Humigelepts","Typic Humigelepts","loamy-skeletal over fragmental",NA,"isotic over mixed",NA,"acid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 4580,"ATKINS","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, ACTIVE, ACID, MESIC FLUVAQUENTIC ENDOAQUEPTS","Inceptisols","Aquepts","Endoaquepts","Fluvaquentic Endoaquepts","fine-loamy",NA,"mixed","active","acid","mesic","amherst, ma","WV","West Virginia","State or Territory",NA,1913,2005 4581,"ATKINSON","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, MESIC TYPIC ARGIUDOLLS","Mollisols","Udolls","Argiudolls","Typic Argiudolls","fine-loamy",NA,"mixed","superactive",NA,"mesic","st. paul, mn","IA","Iowa","State or Territory",1961,1965,2022 4582,"ATLANTA","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, MESIC XERIC HAPLOCALCIDS","Aridisols","Calcids","Haplocalcids","Xeric Haplocalcids","coarse-loamy",NA,"mixed","superactive",NA,"mesic","davis, ca","NV","Nevada","State or Territory",2003,2004,2004 @@ -1111,6 +1117,7 @@ 4629,"AUGWOOD","Established",FALSE,FALSE,"SANDY, MIXED, FRIGID TYPIC EPIAQUODS","Spodosols","Aquods","Epiaquods","Typic Epiaquods","sandy",NA,"mixed",NA,NA,"frigid","st. paul, mn","WI","Wisconsin","State or Territory",1991,1993,2009 29214,"AUKAMUNUK","Tentative",FALSE,FALSE,"EUIC TYPIC CRYOHEMISTS","Histosols","Hemists","Cryohemists","Typic Cryohemists",NA,NA,NA,NA,"euic",NA,"wasilla, ak","AK","Alaska","State or Territory",2016,NA,2017 4630,"AULD","Established",FALSE,FALSE,"FINE, SMECTITIC, THERMIC ARIDIC HAPLOXERERTS","Vertisols","Xererts","Haploxererts","Aridic Haploxererts","fine",NA,"smectitic",NA,NA,"thermic","davis, ca","CA","California","State or Territory",NA,1973,1997 +30206,"AULLASIK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE SPODIC HUMICRYEPTS","Inceptisols","Cryepts","Humicryepts","Spodic Humicryepts","loamy-skeletal",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 4631,"AURA","Established",FALSE,TRUE,"COARSE-LOAMY, SILICEOUS, SEMIACTIVE, MESIC TYPIC FRAGIUDULTS","Ultisols","Udults","Fragiudults","Typic Fragiudults","coarse-loamy",NA,"siliceous","semiactive",NA,"mesic","amherst, ma","NJ","New Jersey","State or Territory",NA,1960,2017 4632,"AURAND","Established",FALSE,FALSE,"FINE-LOAMY, MIXED, ACTIVE, MESIC AQUIC ARGIUDOLLS","Mollisols","Udolls","Argiudolls","Aquic Argiudolls","fine-loamy",NA,"mixed","active",NA,"mesic","amherst, ma","OH","Ohio","State or Territory",1995,1997,1997 4633,"AURELIE","Established",FALSE,TRUE,"LOAMY, MIXED, ACTIVE, NONACID, FRIGID, SHALLOW AERIC ENDOAQUEPTS","Inceptisols","Aquepts","Endoaquepts","Aeric Endoaquepts","loamy",NA,"mixed","active","nonacid","frigid","amherst, ma","ME","Maine","State or Territory",NA,1985,2008 @@ -2819,6 +2826,7 @@ 3143,"BRASHEAR","Established",FALSE,FALSE,"FINE, MIXED, ACTIVE, MESIC TYPIC HAPLUDALFS","Alfisols","Udalfs","Hapludalfs","Typic Hapludalfs","fine",NA,"mixed","active",NA,"mesic","amherst, ma","KY","Kentucky","State or Territory",NA,1958,2006 3144,"BRASSEY","Established",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, FRIGID ULTIC ARGIXEROLLS","Mollisols","Xerolls","Argixerolls","Ultic Argixerolls","loamy-skeletal",NA,"mixed","superactive",NA,"frigid","bozeman, mt","ID","Idaho","State or Territory",2002,2005,2005 3145,"BRASSFIELD","Established",FALSE,TRUE,"FINE-LOAMY, CARBONATIC, MESIC RENDOLLIC EUTRUDEPTS","Inceptisols","Udepts","Eutrudepts","Rendollic Eutrudepts","fine-loamy",NA,"carbonatic",NA,NA,"mesic","amherst, ma","KY","Kentucky","State or Territory",NA,1970,2001 +30207,"BRASSPAN CREEK","Tentative",FALSE,FALSE,"SANDY-SKELETAL, MIXED OXYAQUIC CRYORTHENTS","Entisols","Orthents","Cryorthents","Oxyaquic Cryorthents","sandy-skeletal",NA,"mixed",NA,NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 3146,"BRASSTOWN","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUBACTIVE, MESIC TYPIC HAPLUDULTS","Ultisols","Udults","Hapludults","Typic Hapludults","fine-loamy",NA,"mixed","subactive",NA,"mesic","raleigh, nc","NC","North Carolina","State or Territory",1986,1989,2001 3147,"BRASWELL","Tentative",FALSE,FALSE,"FINE-LOAMY, MIXED, SEMIACTIVE, THERMIC TYPIC HAPLUDULTS","Ultisols","Udults","Hapludults","Typic Hapludults","fine-loamy",NA,"mixed","semiactive",NA,"thermic","raleigh, nc","GA","Georgia","State or Territory",2010,NA,2010 3148,"BRATTON","Established",FALSE,TRUE,"FINE, MIXED, ACTIVE, MESIC TYPIC HAPLUDALFS","Alfisols","Udalfs","Hapludalfs","Typic Hapludalfs","fine",NA,"mixed","active",NA,"mesic","amherst, ma","OH","Ohio","State or Territory",NA,1932,2006 @@ -6316,6 +6324,7 @@ 423,"DIAGULCH","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, FRIGID TYPIC HAPLUSTOLLS","Mollisols","Ustolls","Haplustolls","Typic Haplustolls","fine-loamy",NA,"mixed","superactive",NA,"frigid","davis, ca","UT","Utah","State or Territory",1985,1998,1998 424,"DIAMANTE","Established",FALSE,FALSE,"CLAYEY-SKELETAL, MIXED, SUPERACTIVE USTIC HAPLOCRYALFS","Alfisols","Cryalfs","Haplocryalfs","Ustic Haplocryalfs","clayey-skeletal",NA,"mixed","superactive",NA,NA,"bozeman, mt","NM","New Mexico","State or Territory",NA,1976,1999 425,"DIAMOND","Inactive",FALSE,FALSE,"LOAMY, MIXED, SUPERACTIVE, ISOHYPERTHERMIC LITHIC HAPLUSTEPTS","Inceptisols","Ustepts","Haplustepts","Lithic Haplustepts","loamy",NA,"mixed","superactive",NA,"isohyperthermic","raleigh, nc","VI","Virgin Islands","State or Territory",NA,1931,2000 +30208,"DIAMOND CREEK","Tentative",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, ACID, SUBGELIC HUMIC GELAQUEPTS","Inceptisols","Aquepts","Gelaquepts","Humic Gelaquepts","coarse-loamy",NA,"mixed","superactive","acid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 426,"DIAMOND SPRINGS","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SEMIACTIVE, MESIC TYPIC HAPLOXERULTS","Ultisols","Xerults","Haploxerults","Typic Haploxerults","fine-loamy",NA,"mixed","semiactive",NA,"mesic","davis, ca","CA","California","State or Territory",NA,1927,2004 427,"DIAMONDHIL","Established",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, MESIC USTIC ARGIDURIDS","Aridisols","Durids","Argidurids","Ustic Argidurids","loamy-skeletal",NA,"mixed","superactive",NA,"mesic","davis, ca","NV","Nevada","State or Territory",1995,2006,2006 428,"DIAMONDPEAK","Established",FALSE,FALSE,"FINE-LOAMY, ISOTIC, FRIGID TYPIC DYSTROXEREPTS","Inceptisols","Xerepts","Dystroxerepts","Typic Dystroxerepts","fine-loamy",NA,"isotic",NA,NA,"frigid","davis, ca","CA","California","State or Territory",2008,2009,2009 @@ -7084,6 +7093,7 @@ 6668,"EGINBENCH","Established",FALSE,FALSE,"MIXED, FRIGID XERIC TORRIPSAMMENTS","Entisols","Psamments","Torripsamments","Xeric Torripsamments",NA,NA,"mixed",NA,NA,"frigid","bozeman, mt","ID","Idaho","State or Territory",NA,1977,1989 6669,"EGLIN","Established",FALSE,FALSE,"SANDY, SILICEOUS, THERMIC ENTIC GROSSARENIC ALORTHODS","Spodosols","Orthods","Alorthods","Entic Grossarenic Alorthods","sandy",NA,"siliceous",NA,NA,"thermic","raleigh, nc","FL","Florida","State or Territory",1983,1985,2000 6670,"EGLIRIM","Established",FALSE,FALSE,"CLAYEY-SKELETAL, SMECTITIC, MESIC ARIDIC ARGIXEROLLS","Mollisols","Xerolls","Argixerolls","Aridic Argixerolls","clayey-skeletal",NA,"smectitic",NA,NA,"mesic","davis, ca","OR","Oregon","State or Territory",1990,1991,1997 +30209,"EGOOSIK CREEK","Tentative",FALSE,FALSE,"FINE-LOAMY, MIXED, SUPERACTIVE, NONACID, SUBGELIC TYPIC HAPLOGELOLLS","Mollisols","Gelolls","Haplogelolls","Typic Haplogelolls","fine-loamy",NA,"mixed","superactive","nonacid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 6671,"EGTUK","Established",FALSE,FALSE,"COARSE-LOAMY, ISOTIC OXYAQUIC DYSTROCRYEPTS","Inceptisols","Cryepts","Dystrocryepts","Oxyaquic Dystrocryepts","coarse-loamy",NA,"isotic",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2009,2019,2019 6672,"EGUAJE","Established",FALSE,FALSE,"CLAYEY-SKELETAL, SMECTITIC, MESIC CALCIDIC ARGIUSTOLLS","Mollisols","Ustolls","Argiustolls","Calcidic Argiustolls","clayey-skeletal",NA,"smectitic",NA,NA,"mesic","davis, ca","CO","Colorado","State or Territory",1989,NA,2008 6673,"EGYPT","Established",FALSE,TRUE,"FINE-SILTY, MIXED, ACTIVE, THERMIC AQUIC GLOSSUDALFS","Alfisols","Udalfs","Glossudalfs","Aquic Glossudalfs","fine-silty",NA,"mixed","active",NA,"thermic","raleigh, nc","LA","Louisiana","State or Territory",NA,1980,2003 @@ -10931,6 +10941,7 @@ 10231,"IGNORD","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, THERMIC PACHIC HAPLOXEROLLS","Mollisols","Xerolls","Haploxerolls","Pachic Haploxerolls","coarse-loamy",NA,"mixed","superactive",NA,"thermic","davis, ca","CA","California","State or Territory",1995,2005,2006 10232,"IGO","Established",FALSE,TRUE,"LOAMY, MIXED, SUPERACTIVE, THERMIC, SHALLOW TYPIC DURIXERALFS","Alfisols","Xeralfs","Durixeralfs","Typic Durixeralfs","loamy",NA,"mixed","superactive",NA,"thermic","davis, ca","CA","California","State or Territory",1959,1960,2005 24928,"IGOR","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE PACHIC ARGICRYOLLS","Mollisols","Cryolls","Argicryolls","Pachic Argicryolls","loamy-skeletal",NA,"mixed","superactive",NA,NA,"bozeman, mt","WY","Wyoming","State or Territory",2011,NA,2011 +30210,"IGRUK","Tentative",FALSE,FALSE,"LOAMY, MIXED, EUIC, SUBGELIC TERRIC SAPRISTELS","Gelisols","Histels","Sapristels","Terric Sapristels","loamy",NA,"mixed",NA,"euic","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 10233,"IGUALDAD","Established",FALSE,TRUE,"CLAYEY OVER SANDY OR SANDY-SKELETAL, MIXED, SUPERACTIVE, NONACID, ISOHYPERTHERMIC TYPIC ENDOAQUEPTS","Inceptisols","Aquepts","Endoaquepts","Typic Endoaquepts","clayey over sandy or sandy-skeletal",NA,"mixed","superactive","nonacid","isohyperthermic","raleigh, nc","PR","Puerto Rico","State or Territory",NA,1972,2000 10234,"IHLEN","Established",FALSE,TRUE,"FINE-SILTY, MIXED, SUPERACTIVE, MESIC UDIC HAPLUSTOLLS","Mollisols","Ustolls","Haplustolls","Udic Haplustolls","fine-silty",NA,"mixed","superactive",NA,"mesic","st. paul, mn","MN","Minnesota","State or Territory",NA,1945,2001 10235,"IHOPE","Established",FALSE,FALSE,"HYDROUS, FERRIHYDRITIC, ACID, ISOTHERMIC LITHIC ENDOAQUANDS","Andisols","Aquands","Endoaquands","Lithic Endoaquands","hydrous",NA,"ferrihydritic",NA,"acid","isothermic","davis, ca","HI","Hawaii","State or Territory",2004,2012,2012 @@ -10970,6 +10981,7 @@ 10266,"IMMIG","Established",FALSE,TRUE,"CLAYEY-SKELETAL, SMECTITIC, MESIC TYPIC ARGIXEROLLS","Mollisols","Xerolls","Argixerolls","Typic Argixerolls","clayey-skeletal",NA,"smectitic",NA,NA,"mesic","bozeman, mt","OR","Oregon","State or Territory",1982,1988,1996 10267,"IMMOKALEE","Established",FALSE,TRUE,"SANDY, SILICEOUS, HYPERTHERMIC ARENIC ALAQUODS","Spodosols","Aquods","Alaquods","Arenic Alaquods","sandy",NA,"siliceous",NA,NA,"hyperthermic","raleigh, nc","FL","Florida","State or Territory",NA,1945,2013 10268,"IMNAHA","Established",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, FRIGID VITRANDIC ARGIXEROLLS","Mollisols","Xerolls","Argixerolls","Vitrandic Argixerolls","loamy-skeletal",NA,"mixed","superactive",NA,"frigid","bozeman, mt","OR","Oregon","State or Territory",1995,1998,2004 +30211,"IMNAK","Tentative",FALSE,FALSE,"FRAGMENTAL, MIXED TYPIC HAPLOCRYOLLS","Mollisols","Cryolls","Haplocryolls","Typic Haplocryolls","fragmental",NA,"mixed",NA,NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 10269,"IMOGENE","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, HYPERTHERMIC MOLLIC NATRUSTALFS","Alfisols","Ustalfs","Natrustalfs","Mollic Natrustalfs","fine-loamy",NA,"mixed","superactive",NA,"hyperthermic","temple, tx","TX","Texas","State or Territory",NA,1977,2010 10270,"IMPACT","Established",FALSE,TRUE,"SILICEOUS, MESIC HUMIC PSAMMENTIC DYSTRUDEPTS","Inceptisols","Udepts","Dystrudepts","Humic Psammentic Dystrudepts",NA,NA,"siliceous",NA,NA,"mesic","st. paul, mn","WI","Wisconsin","State or Territory",NA,1981,2002 29628,"IMPASS","Tentative",FALSE,FALSE,"FINE, SMECTITIC CHROMIC HAPLOCRYERTS","Vertisols","Cryerts","Haplocryerts","Chromic Haplocryerts","fine",NA,"smectitic",NA,NA,NA,"bozeman, mt","CO","Colorado","State or Territory",2019,NA,2019 @@ -11640,6 +11652,7 @@ 10877,"KALONA","Established",FALSE,TRUE,"FINE, SMECTITIC, MESIC VERTIC ENDOAQUOLLS","Mollisols","Aquolls","Endoaquolls","Vertic Endoaquolls","fine",NA,"smectitic",NA,NA,"mesic","st. paul, mn","IA","Iowa","State or Territory",NA,1978,2022 10878,"KALSIN","Established",FALSE,FALSE,"COARSE-SILTY OVER SANDY OR SANDY-SKELETAL, MIXED, SUPERACTIVE VITRANDIC DYSTROCRYEPTS","Inceptisols","Cryepts","Dystrocryepts","Vitrandic Dystrocryepts","coarse-silty over sandy or sandy-skeletal",NA,"mixed","superactive",NA,NA,"wasilla, ak","AK","Alaska","State or Territory",NA,1959,2002 10879,"KALSTED","Established",FALSE,TRUE,"COARSE-LOAMY, MIXED, SUPERACTIVE, FRIGID ARIDIC CALCIUSTEPTS","Inceptisols","Ustepts","Calciustepts","Aridic Calciustepts","coarse-loamy",NA,"mixed","superactive",NA,"frigid","bozeman, mt","MT","Montana","State or Territory",1981,1983,2011 +30212,"KALUK","Tentative",FALSE,FALSE,"SANDY-SKELETAL, MIXED OXYAQUIC CRYORTHENTS","Entisols","Orthents","Cryorthents","Oxyaquic Cryorthents","sandy-skeletal",NA,"mixed",NA,NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 10880,"KALURAH","Established",FALSE,TRUE,"COARSE-LOAMY, MIXED, SEMIACTIVE, FRIGID AQUIC DYSTRIC EUTRUDEPTS","Inceptisols","Udepts","Eutrudepts","Aquic Dystric Eutrudepts","coarse-loamy",NA,"mixed","semiactive",NA,"frigid","amherst, ma","NY","New York","State or Territory",NA,1990,2006 10881,"KAMACK","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE TYPIC HAPLOCRYOLLS","Mollisols","Cryolls","Haplocryolls","Typic Haplocryolls","loamy-skeletal",NA,"mixed","superactive",NA,NA,"davis, ca","UT","Utah","State or Territory",NA,1975,1999 10882,"KAMAKOA","Established",FALSE,TRUE,"MEDIAL, AMORPHIC, ISOTHERMIC HUMIC HAPLUSTANDS","Andisols","Ustands","Haplustands","Humic Haplustands","medial",NA,"amorphic",NA,NA,"isothermic","davis, ca","HI","Hawaii","State or Territory",NA,1949,2012 @@ -12035,6 +12048,7 @@ 11250,"KIGLAUIK","Established",FALSE,FALSE,"LOAMY-SKELETAL, MICACEOUS, SUBGELIC HUMIC EUTROGELEPTS","Inceptisols","Gelepts","Eutrogelepts","Humic Eutrogelepts","loamy-skeletal",NA,"micaceous",NA,NA,"subgelic","wasilla, ak","AK","Alaska","State or Territory",2005,2005,2010 11251,"KIHOLO","Tentative",FALSE,FALSE,"CLAYEY, ISOTIC, NONACID, ISOHYPERTHERMIC LITHIC TORRIORTHENTS","Entisols","Orthents","Torriorthents","Lithic Torriorthents","clayey",NA,"isotic",NA,"nonacid","isohyperthermic","davis, ca","HI","Hawaii","State or Territory",1993,NA,2000 11252,"KIKI","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, MESIC TYPIC HAPLARGIDS","Aridisols","Argids","Haplargids","Typic Haplargids","fine-loamy",NA,"mixed","superactive",NA,"mesic","davis, ca","NM","New Mexico","State or Territory",1982,1985,2003 +30213,"KIKKU","Tentative",FALSE,FALSE,"FINE-LOAMY, MIXED, SEMIACTIVE, NONACID, SUBGELIC HISTIC GELAQUEPTS","Inceptisols","Aquepts","Gelaquepts","Histic Gelaquepts","fine-loamy",NA,"mixed","semiactive","nonacid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 11253,"KIKONI","Established",FALSE,TRUE,"MEDIAL, AMORPHIC, ISOTHERMIC HUMIC HAPLUSTANDS","Andisols","Ustands","Haplustands","Humic Haplustands","medial",NA,"amorphic",NA,NA,"isothermic","davis, ca","HI","Hawaii","State or Territory",NA,1971,2012 11254,"KILA","Tentative",FALSE,FALSE,"COARSE-SILTY, MIXED, SUPERACTIVE, FRIGID VITRANDIC EUTRUDEPTS","Inceptisols","Udepts","Eutrudepts","Vitrandic Eutrudepts","coarse-silty",NA,"mixed","superactive",NA,"frigid","bozeman, mt","MT","Montana","State or Territory",2006,NA,2008 11255,"KILAGA","Established",FALSE,TRUE,"FINE, MIXED, ACTIVE, THERMIC MOLLIC HAPLOXERALFS","Alfisols","Xeralfs","Haploxeralfs","Mollic Haploxeralfs","fine",NA,"mixed","active",NA,"thermic","davis, ca","CA","California","State or Territory",NA,1975,2003 @@ -12047,6 +12061,7 @@ 11261,"KILDOR","Established",FALSE,TRUE,"FINE, SMECTITIC USTIC HAPLOCRYOLLS","Mollisols","Cryolls","Haplocryolls","Ustic Haplocryolls","fine",NA,"smectitic",NA,NA,NA,"bozeman, mt","CO","Colorado","State or Territory",NA,1939,1999 11262,"KILFOIL","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, FRIGID MOLLIC HAPLOXERALFS","Alfisols","Xeralfs","Haploxeralfs","Mollic Haploxeralfs","fine-loamy",NA,"mixed","superactive",NA,"frigid","davis, ca","UT","Utah","State or Territory",NA,1975,2003 11263,"KILGORE","Established",FALSE,TRUE,"FINE-LOAMY OVER SANDY OR SANDY-SKELETAL, MIXED, SUPERACTIVE CUMULIC CRYAQUOLLS","Mollisols","Aquolls","Cryaquolls","Cumulic Cryaquolls","fine-loamy over sandy or sandy-skeletal",NA,"mixed","superactive",NA,NA,"bozeman, mt","CO","Colorado","State or Territory",1963,1984,2000 +30214,"KILGUK","Tentative",FALSE,FALSE,"COARSE-SILTY, MIXED, SUPERACTIVE, NONACID, SUBGELIC TYPIC AQUITURBELS","Gelisols","Turbels","Aquiturbels","Typic Aquiturbels","coarse-silty",NA,"mixed","superactive","nonacid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 11264,"KILKENNY","Established",TRUE,TRUE,"FINE, SMECTITIC, MESIC OXYAQUIC VERTIC HAPLUDALFS","Alfisols","Udalfs","Hapludalfs","Oxyaquic Vertic Hapludalfs","fine",NA,"smectitic",NA,NA,"mesic","st. paul, mn","MN","Minnesota","State or Territory",NA,1963,1997 11265,"KILLAM","Established",FALSE,FALSE,"MEDIAL-SKELETAL, FERRIHYDRITIC, ISOFRIGID PACHIC FULVUDANDS","Andisols","Udands","Fulvudands","Pachic Fulvudands","medial-skeletal",NA,"ferrihydritic",NA,NA,"isofrigid","bozeman, mt","OR","Oregon","State or Territory",1997,2006,2006 11266,"KILLARNEY","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, ACTIVE, MESIC TYPIC FRAGIUDULTS","Ultisols","Udults","Fragiudults","Typic Fragiudults","loamy-skeletal",NA,"mixed","active",NA,"mesic","st. paul, mn","MO","Missouri","State or Territory",1984,1988,2023 @@ -12081,6 +12096,8 @@ 11294,"KIMBLES","Established",FALSE,FALSE,"COARSE-SILTY OVER SANDY OR SANDY-SKELETAL, MIXED, ACTIVE, NONACID, MESIC TYPIC ENDOAQUEPTS","Inceptisols","Aquepts","Endoaquepts","Typic Endoaquepts","coarse-silty over sandy or sandy-skeletal",NA,"mixed","active","nonacid","mesic","amherst, ma","PA","Pennsylvania","State or Territory",1993,1995,2005 11295,"KIMBROUGH","Established",TRUE,TRUE,"LOAMY, SILICEOUS, SUPERACTIVE, THERMIC, SHALLOW PETROCALCIC CALCIUSTOLLS","Mollisols","Ustolls","Calciustolls","Petrocalcic Calciustolls","loamy",NA,"siliceous","superactive",NA,"thermic","temple, tx","NM","New Mexico","State or Territory",NA,1936,2014 11296,"KIMERA","Established",FALSE,FALSE,"FINE-LOAMY, MIXED, SUPERACTIVE, MESIC USTIC HAPLOCALCIDS","Aridisols","Calcids","Haplocalcids","Ustic Haplocalcids","fine-loamy",NA,"mixed","superactive",NA,"mesic","bozeman, mt","CO","Colorado","State or Territory",2002,2007,2007 +30215,"KIMIALUK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, NONACID, SUBGELIC TURBIC HAPLOGELEPTS","Inceptisols","Gelepts","Haplogelepts","Turbic Haplogelepts","loamy-skeletal",NA,"mixed","superactive","nonacid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 +30216,"KIMIGAAK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, ISOTIC TYPIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Typic Haplocryepts","loamy-skeletal",NA,"isotic",NA,NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 11297,"KIMMELL","Established",FALSE,FALSE,"FINE, ILLITIC, MESIC AERIC EPIAQUALFS","Alfisols","Aqualfs","Epiaqualfs","Aeric Epiaqualfs","fine",NA,"illitic",NA,NA,"mesic","amherst, ma","IN","Indiana","State or Territory",1996,1997,2011 11298,"KIMMERLING","Established",TRUE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, MESIC CUMULIC ENDOAQUOLLS","Mollisols","Aquolls","Endoaquolls","Cumulic Endoaquolls","fine-loamy",NA,"mixed","superactive",NA,"mesic","davis, ca","NV","Nevada","State or Territory",1959,1975,2016 11299,"KIMNOLI","Established",FALSE,FALSE,"LOAMY, MIXED, SUPERACTIVE, MESIC LITHIC HAPLARGIDS","Aridisols","Argids","Haplargids","Lithic Haplargids","loamy",NA,"mixed","superactive",NA,"mesic","davis, ca","NM","New Mexico","State or Territory",1987,1993,2008 @@ -12093,6 +12110,7 @@ 11305,"KIMTAH","Established",FALSE,FALSE,"ASHY OVER LOAMY, AMORPHIC OVER ISOTIC AQUANDIC HAPLOCRYODS","Spodosols","Cryods","Haplocryods","Aquandic Haplocryods","ashy over loamy",NA,"amorphic over isotic",NA,NA,NA,"bozeman, mt","WA","Washington","State or Territory",2010,2011,2011 11306,"KIMVAR","Established",FALSE,FALSE,"FINE-LOAMY, MIXED, SUPERACTIVE, MESIC HISTIC ENDOAQUOLLS","Mollisols","Aquolls","Endoaquolls","Histic Endoaquolls","fine-loamy",NA,"mixed","superactive",NA,"mesic","davis, ca","NV","Nevada","State or Territory",1999,2010,2010 11307,"KINA","Established",FALSE,FALSE,"DYSIC TYPIC CRYOHEMISTS","Histosols","Hemists","Cryohemists","Typic Cryohemists",NA,NA,NA,NA,"dysic",NA,"wasilla, ak","AK","Alaska","State or Territory",NA,1969,2005 +30217,"KINAK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE TYPIC HUMICRYEPTS","Inceptisols","Cryepts","Humicryepts","Typic Humicryepts","loamy-skeletal",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 11308,"KINAN","Established",TRUE,TRUE,"COARSE-LOAMY, MIXED, SUPERACTIVE, MESIC TYPIC HAPLOCALCIDS","Aridisols","Calcids","Haplocalcids","Typic Haplocalcids","coarse-loamy",NA,"mixed","superactive",NA,"mesic","davis, ca","AZ","Arizona","State or Territory",NA,1985,2005 11310,"KINCHELOE","Established",FALSE,TRUE,"FINE, SMECTITIC, HYPERTHERMIC VERTIC HAPLUSTEPTS","Inceptisols","Ustepts","Haplustepts","Vertic Haplustepts","fine",NA,"smectitic",NA,NA,"hyperthermic","temple, tx","TX","Texas","State or Territory",NA,1972,2000 11311,"KINCO","Established",FALSE,TRUE,"COARSE-LOAMY, MIXED, SUPERACTIVE, THERMIC USTIC HAPLOCALCIDS","Aridisols","Calcids","Haplocalcids","Ustic Haplocalcids","coarse-loamy",NA,"mixed","superactive",NA,"thermic","davis, ca","TX","Texas","State or Territory",NA,1969,1998 @@ -12465,6 +12483,7 @@ 11659,"KULA","Established",FALSE,TRUE,"MEDIAL, AMORPHIC, ISOTHERMIC HUMIC HAPLUSTANDS","Andisols","Ustands","Haplustands","Humic Haplustands","medial",NA,"amorphic",NA,NA,"isothermic","davis, ca","HI","Hawaii","State or Territory",NA,1971,2000 11660,"KULALIO","Established",FALSE,FALSE,"MEDIAL-SKELETAL, AMORPHIC, ISOMESIC EUTRIC PACHIC FULVUDANDS","Andisols","Udands","Fulvudands","Eutric Pachic Fulvudands","medial-skeletal",NA,"amorphic",NA,NA,"isomesic","davis, ca","HI","Hawaii","State or Territory",1998,2012,2012 11661,"KULANI","Established",FALSE,FALSE,"HYDROUS, FERRIHYDRITIC, ISOMESIC TYPIC PLACUDANDS","Andisols","Udands","Placudands","Typic Placudands","hydrous",NA,"ferrihydritic",NA,NA,"isomesic","davis, ca","HI","Hawaii","State or Territory",2003,2012,2012 +30218,"KULIK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, NONACID, SUBGELIC TYPIC HAPLOGELOLLS","Mollisols","Gelolls","Haplogelolls","Typic Haplogelolls","loamy-skeletal",NA,"mixed","superactive","nonacid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 11662,"KULLIT","Established",FALSE,TRUE,"FINE-LOAMY, SILICEOUS, SEMIACTIVE, THERMIC AQUIC PALEUDULTS","Ultisols","Udults","Paleudults","Aquic Paleudults","fine-loamy",NA,"siliceous","semiactive",NA,"thermic","temple, tx","OK","Oklahoma","State or Territory",NA,1970,1999 11663,"KULSHAN","Established",FALSE,FALSE,"MEDIAL, FERRIHYDRITIC ANDIC HUMICRYODS","Spodosols","Cryods","Humicryods","Andic Humicryods","medial",NA,"ferrihydritic",NA,NA,NA,"bozeman, mt","WA","Washington","State or Territory",1980,1983,2010 29207,"KULUKAK","Tentative",FALSE,FALSE,"SANDY, MIXED OXYAQUIC CRYORTHENTS","Entisols","Orthents","Cryorthents","Oxyaquic Cryorthents","sandy",NA,"mixed",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2016,NA,2016 @@ -14115,6 +14134,7 @@ 13210,"MAMOU","Established",FALSE,TRUE,"FINE-SILTY, SILICEOUS, ACTIVE, THERMIC AERIC ALBAQUALFS","Alfisols","Aqualfs","Albaqualfs","Aeric Albaqualfs","fine-silty",NA,"siliceous","active",NA,"thermic","temple, tx","LA","Louisiana","State or Territory",NA,1970,2004 28434,"MAMTRACK","Established",FALSE,FALSE,"COARSE-GYPSEOUS, HYPERGYPSIC, THERMIC LEPTIC HAPLOGYPSIDS","Aridisols","Gypsids","Haplogypsids","Leptic Haplogypsids","coarse-gypseous",NA,"hypergypsic",NA,NA,"thermic","davis, ca","NM","New Mexico","State or Territory",2013,2014,2015 13211,"MANADA","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, FRIGID AQUIC CALCIUSTOLLS","Mollisols","Ustolls","Calciustolls","Aquic Calciustolls","coarse-loamy",NA,"mixed","superactive",NA,"frigid","bozeman, mt","WY","Wyoming","State or Territory",1990,1991,1999 +30219,"MANAGAARAK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, ACID, SUBGELIC TYPIC GELORTHENTS","Entisols","Orthents","Gelorthents","Typic Gelorthents","loamy-skeletal",NA,"mixed","superactive","acid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 13212,"MANAHAA","Established",FALSE,TRUE,"HYDROUS, FERRIHYDRITIC, ISOMESIC TYPIC HYDRUDANDS","Andisols","Udands","Hydrudands","Typic Hydrudands","hydrous",NA,"ferrihydritic",NA,NA,"isomesic","davis, ca","HI","Hawaii","State or Territory",NA,1955,2012 13213,"MANAHAWKIN","Established",TRUE,TRUE,"SANDY OR SANDY-SKELETAL, SILICEOUS, DYSIC, MESIC TERRIC HAPLOSAPRISTS","Histosols","Saprists","Haplosaprists","Terric Haplosaprists","sandy or sandy-skeletal",NA,"siliceous",NA,"dysic","mesic","amherst, ma","NJ","New Jersey","State or Territory",NA,1978,2002 13214,"MANALAPAN","Inactive",FALSE,FALSE,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,"amherst, ma","NJ","New Jersey","State or Territory",NA,NA,2002 @@ -15863,6 +15883,7 @@ 14848,"NAGITSY","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE PACHIC HAPLOCRYOLLS","Mollisols","Cryolls","Haplocryolls","Pachic Haplocryolls","loamy-skeletal",NA,"mixed","superactive",NA,NA,"bozeman, mt","ID","Idaho","State or Territory",NA,1973,2001 14849,"NAGLE","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, FRIGID PACHIC ARGIXEROLLS","Mollisols","Xerolls","Argixerolls","Pachic Argixerolls","fine-loamy",NA,"mixed","superactive",NA,"frigid","bozeman, mt","OR","Oregon","State or Territory",1962,1988,2002 14850,"NAGROM","Established",FALSE,TRUE,"ASHY OVER LOAMY-SKELETAL, AMORPHIC OVER ISOTIC ANDIC HAPLOCRYODS","Spodosols","Cryods","Haplocryods","Andic Haplocryods","ashy over loamy-skeletal",NA,"amorphic over isotic",NA,NA,NA,"bozeman, mt","WA","Washington","State or Territory",1980,1987,2001 +30220,"NAGRUK","Tentative",FALSE,FALSE,"FINE-LOAMY, MIXED, ACTIVE AQUIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Aquic Haplocryepts","fine-loamy",NA,"mixed","active",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 29218,"NAGUGUN","Established",FALSE,FALSE,"LOAMY-SKELETAL, ISOTIC ANDIC HUMICRYEPTS","Inceptisols","Cryepts","Humicryepts","Andic Humicryepts","loamy-skeletal",NA,"isotic",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2017,2019,2019 14851,"NAGUNT","Established",FALSE,FALSE,"MIXED, MESIC SULFIC PSAMMOWASSENTS","Entisols","Wassents","Psammowassents","Sulfic Psammowassents",NA,NA,"mixed",NA,NA,"mesic","amherst, ma","RI","Rhode Island","State or Territory",2009,2010,2023 29235,"NAGYAGAT","Established",FALSE,FALSE,"LOAMY-SKELETAL, ISOTIC TYPIC HUMICRYEPTS","Inceptisols","Cryepts","Humicryepts","Typic Humicryepts","loamy-skeletal",NA,"isotic",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2016,2019,2019 @@ -16279,6 +16300,7 @@ 15246,"NGERSUUL","Established",FALSE,FALSE,"VERY-FINE, MIXED, ACTIVE, ISOHYPERTHERMIC FLUVAQUENTIC DYSTRUDEPTS","Inceptisols","Udepts","Dystrudepts","Fluvaquentic Dystrudepts","very-fine",NA,"mixed","active",NA,"isohyperthermic","davis, ca","PW","Palau","State or Territory",NA,1981,2006 15247,"NGERUNGOR","Established",FALSE,FALSE,"EUIC, ISOHYPERTHERMIC TYPIC HAPLOHEMISTS","Histosols","Hemists","Haplohemists","Typic Haplohemists",NA,NA,NA,NA,"euic","isohyperthermic","davis, ca","PW","Palau","State or Territory",NA,1981,2017 15248,"NIAGARA","Established",TRUE,TRUE,"FINE-SILTY, MIXED, ACTIVE, MESIC AERIC ENDOAQUALFS","Alfisols","Aqualfs","Endoaqualfs","Aeric Endoaqualfs","fine-silty",NA,"mixed","active",NA,"mesic","amherst, ma","NY","New York","State or Territory",NA,1963,2012 +30221,"NIAKUK","Tentative",FALSE,FALSE,"COARSE-LOAMY OVER FRAGMENTAL, MIXED, SUPERACTIVE TYPIC DYSTROCRYEPTS","Inceptisols","Cryepts","Dystrocryepts","Typic Dystrocryepts","coarse-loamy over fragmental",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 15249,"NIANGUA","Established",FALSE,TRUE,"VERY-FINE, MIXED, ACTIVE, MESIC TYPIC HAPLUDALFS","Alfisols","Udalfs","Hapludalfs","Typic Hapludalfs","very-fine",NA,"mixed","active",NA,"mesic","st. paul, mn","MO","Missouri","State or Territory",1986,1988,1999 30056,"NIANTIC","Established",FALSE,FALSE,"MIXED, MESIC SULFIC PSAMMOWASSENTS","Entisols","Wassents","Psammowassents","Sulfic Psammowassents",NA,NA,"mixed",NA,NA,"mesic","amherst, ma","CT","Connecticut","State or Territory",2023,2024,2024 15250,"NIARADA","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, FRIGID CALCIC HAPLOXEROLLS","Mollisols","Xerolls","Haploxerolls","Calcic Haploxerolls","loamy-skeletal",NA,"mixed","superactive",NA,"frigid","bozeman, mt","MT","Montana","State or Territory",1975,1991,2008 @@ -16318,6 +16340,7 @@ 29540,"NIGAG","Established",FALSE,FALSE,"MEDIAL OVER LOAMY-SKELETAL, FERRIHYDRITIC OVER ISOTIC ANDIC HUMICRYODS","Spodosols","Cryods","Humicryods","Andic Humicryods","medial over loamy-skeletal",NA,"ferrihydritic over isotic",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2018,2019,2019 15282,"NIGHTHAWK","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, MESIC CALCIDIC HAPLOXEROLLS","Mollisols","Xerolls","Haploxerolls","Calcidic Haploxerolls","loamy-skeletal",NA,"mixed","superactive",NA,"mesic","bozeman, mt","WA","Washington","State or Territory",NA,1972,2011 15283,"NIHILL","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, CALCAREOUS, MESIC USTIC TORRIORTHENTS","Entisols","Orthents","Torriorthents","Ustic Torriorthents","loamy-skeletal",NA,"mixed","superactive","calcareous","mesic","bozeman, mt","WY","Wyoming","State or Territory",NA,1961,1998 +30222,"NIILGIK","Tentative",FALSE,FALSE,"COARSE-SILTY, MIXED, SUPERACTIVE, ACID, SUBGELIC TYPIC HISTOTURBELS","Gelisols","Turbels","Histoturbels","Typic Histoturbels","coarse-silty",NA,"mixed","superactive","acid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 15284,"NIIPTIT","Established",FALSE,FALSE,"ASHY OVER LOAMY, MIXED OVER ISOTIC HUMIC XERIC VITRICRYANDS","Andisols","Cryands","Vitricryands","Humic Xeric Vitricryands","ashy over loamy",NA,"mixed over isotic",NA,NA,NA,"bozeman, mt","WA","Washington","State or Territory",2008,2014,2015 29806,"NIKAAT","Established",FALSE,FALSE,"COARSE-SILTY, MIXED, SUPERACTIVE, NONACID, SUBGELIC TYPIC HISTOTURBELS","Gelisols","Turbels","Histoturbels","Typic Histoturbels","coarse-silty",NA,"mixed","superactive","nonacid","subgelic","wasilla, ak","AK","Alaska","State or Territory",2020,2021,2021 15285,"NIKAL","Established",FALSE,TRUE,"MEDIAL OVER LOAMY-SKELETAL, MIXED, SUPERACTIVE, MESIC HUMIC HAPLOXERANDS","Andisols","Xerands","Haploxerands","Humic Haploxerands","medial over loamy-skeletal",NA,"mixed","superactive",NA,"mesic","davis, ca","CA","California","State or Territory",1983,1994,2004 @@ -16650,6 +16673,7 @@ 15582,"NUNAPIK","Established",FALSE,FALSE,"FINE-LOAMY, ISOTIC, NONACID, SUBGELIC TYPIC HISTORTHELS","Gelisols","Orthels","Historthels","Typic Historthels","fine-loamy",NA,"isotic",NA,"nonacid","subgelic","wasilla, ak","AK","Alaska","State or Territory",2009,2021,2021 29730,"NUNARUK","Established",FALSE,FALSE,"CINDERY, MIXED FOLISTIC DYSTROCRYEPTS","Inceptisols","Cryepts","Dystrocryepts","Folistic Dystrocryepts","cindery",NA,"mixed",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2020,2021,2021 29320,"NUNATAK","Established",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE TYPIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Typic Haplocryepts","loamy-skeletal",NA,"mixed","superactive",NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2017,2020,2021 +30223,"NUNAVIK","Tentative",FALSE,FALSE,"COARSE-SILTY, MIXED, SUPERACTIVE, NONACID, SUBGELIC TYPIC AQUORTHELS","Gelisols","Orthels","Aquorthels","Typic Aquorthels","coarse-silty",NA,"mixed","superactive","nonacid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 15583,"NUNCHO","Established",FALSE,TRUE,"FINE, SMECTITIC, MESIC ARIDIC ARGIUSTOLLS","Mollisols","Ustolls","Argiustolls","Aridic Argiustolls","fine",NA,"smectitic",NA,NA,"mesic","bozeman, mt","WY","Wyoming","State or Territory",1986,1987,1997 15584,"NUNDA","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, ACTIVE, MESIC GLOSSAQUIC HAPLUDALFS","Alfisols","Udalfs","Hapludalfs","Glossaquic Hapludalfs","fine-loamy",NA,"mixed","active",NA,"mesic","amherst, ma","NY","New York","State or Territory",NA,1908,2003 15585,"NUNEMAKER","Established",FALSE,FALSE,"FINE, SMECTITIC, FRIGID TORRERTIC HAPLUSTEPTS","Inceptisols","Ustepts","Haplustepts","Torrertic Haplustepts","fine",NA,"smectitic",NA,NA,"frigid","bozeman, mt","MT","Montana","State or Territory",1981,1987,1998 @@ -18093,6 +18117,7 @@ 16932,"PIKECITY","Established",FALSE,FALSE,"FINE-LOAMY, SILICEOUS, SEMIACTIVE, THERMIC TYPIC HAPLUDULTS","Ultisols","Udults","Hapludults","Typic Hapludults","fine-loamy",NA,"siliceous","semiactive",NA,"thermic","st. paul, mn","AR","Arkansas","State or Territory",2004,2006,2010 16933,"PIKECREEK","Established",FALSE,FALSE,"SANDY-SKELETAL, SILICEOUS, THERMIC TYPIC UDIFLUVENTS","Entisols","Fluvents","Udifluvents","Typic Udifluvents","sandy-skeletal",NA,"siliceous",NA,NA,"thermic","temple, tx","AR","Arkansas","State or Territory",2002,2006,2010 16934,"PIKEVILLE","Established",FALSE,TRUE,"FINE-LOAMY, SILICEOUS, SUBACTIVE, THERMIC TYPIC PALEUDULTS","Ultisols","Udults","Paleudults","Typic Paleudults","fine-loamy",NA,"siliceous","subactive",NA,"thermic","raleigh, nc","AL","Alabama","State or Territory",NA,1977,2003 +30224,"PIKSRUN","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, ACID, SUBGELIC TYPIC HUMIGELEPTS","Inceptisols","Gelepts","Humigelepts","Typic Humigelepts","loamy-skeletal",NA,"mixed","superactive","acid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 16935,"PILABO","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, THERMIC USTIC HAPLOCAMBIDS","Aridisols","Cambids","Haplocambids","Ustic Haplocambids","loamy-skeletal",NA,"mixed","superactive",NA,"thermic","davis, ca","NM","New Mexico","State or Territory",1983,1984,2000 16936,"PILCHUCK","Established",FALSE,TRUE,"MIXED, MESIC DYSTRIC XEROPSAMMENTS","Entisols","Psamments","Xeropsamments","Dystric Xeropsamments",NA,NA,"mixed",NA,NA,"mesic","bozeman, mt","WA","Washington","State or Territory",NA,1938,1993 16937,"PILEDRIVER","Established",FALSE,FALSE,"COARSE-LOAMY OVER SANDY OR SANDY-SKELETAL, MIXED, SUPERACTIVE, NONACID AQUIC CRYOFLUVENTS","Entisols","Fluvents","Cryofluvents","Aquic Cryofluvents","coarse-loamy over sandy or sandy-skeletal",NA,"mixed","superactive","nonacid",NA,"wasilla, ak","AK","Alaska","State or Territory",1998,2002,2004 @@ -21160,6 +21185,7 @@ 19793,"SHOTWELL","Established",FALSE,TRUE,"LOAMY, MIXED, SUPERACTIVE, CALCAREOUS, MESIC LITHIC XERIC TORRIORTHENTS","Entisols","Orthents","Torriorthents","Lithic Xeric Torriorthents","loamy",NA,"mixed","superactive","calcareous","mesic","davis, ca","UT","Utah","State or Territory",NA,1965,1999 19794,"SHOULDERBONE","Established",FALSE,FALSE,"FINE, KAOLINITIC, THERMIC AQUIC KANHAPLUDULTS","Ultisols","Udults","Kanhapludults","Aquic Kanhapludults","fine",NA,"kaolinitic",NA,NA,"thermic","raleigh, nc","GA","Georgia","State or Territory",2005,NA,2012 19795,"SHOUNS","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SEMIACTIVE, MESIC TYPIC HAPLUDULTS","Ultisols","Udults","Hapludults","Typic Hapludults","fine-loamy",NA,"mixed","semiactive",NA,"mesic","amherst, ma","TN","Tennessee","State or Territory",NA,1948,2001 +30225,"SHOVEL CREEK","Tentative",FALSE,FALSE,"SANDY-SKELETAL, MIXED TYPIC CRYOFLUVENTS","Entisols","Fluvents","Cryofluvents","Typic Cryofluvents","sandy-skeletal",NA,"mixed",NA,NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 19796,"SHOWALTER","Established",FALSE,TRUE,"CLAYEY-SKELETAL, SMECTITIC, FRIGID TYPIC ARGIUSTOLLS","Mollisols","Ustolls","Argiustolls","Typic Argiustolls","clayey-skeletal",NA,"smectitic",NA,NA,"frigid","davis, ca","UT","Utah","State or Territory",NA,1969,1999 30083,"SHOWBOAT","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SEMIACTIVE, NONACID, THERMIC THAPTO-HISTIC SULFIWASSENTS","Entisols","Wassents","Sulfiwassents","Thapto-Histic Sulfiwassents","coarse-loamy",NA,"mixed","semiactive","nonacid","thermic",NA,"NC","North Carolina","State or Territory",2024,2024,2024 19797,"SHOWER","Established",FALSE,FALSE,"FINE, SMECTITIC, CALCAREOUS, MESIC USTERTIC TORRIORTHENTS","Entisols","Orthents","Torriorthents","Ustertic Torriorthents","fine",NA,"smectitic",NA,"calcareous","mesic","davis, ca","UT","Utah","State or Territory",1996,1998,1998 @@ -21234,6 +21260,8 @@ 19860,"SIKESTON","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE, THERMIC CUMULIC ENDOAQUOLLS","Mollisols","Aquolls","Endoaquolls","Cumulic Endoaquolls","fine-loamy",NA,"mixed","superactive",NA,"thermic","raleigh, nc","MO","Missouri","State or Territory",NA,1974,2006 29707,"SIKINIK","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, ACID, SUBGELIC TYPIC HISTORTHELS","Gelisols","Orthels","Historthels","Typic Historthels","coarse-loamy",NA,"mixed","superactive","acid","subgelic","wasilla, ak","AK","Alaska","State or Territory",2020,2021,2021 30040,"SIKSIK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE TYPIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Typic Haplocryepts","loamy-skeletal",NA,"mixed","superactive",NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2023,NA,2023 +30226,"SIKU","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, ACID, SUBGELIC TYPIC GELAQUEPTS","Inceptisols","Aquepts","Gelaquepts","Typic Gelaquepts","loamy-skeletal",NA,"mixed","superactive","acid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 +30227,"SIKURUK","Tentative",FALSE,FALSE,"LOAMY, MIXED, EUIC, SUBGELIC TERRIC HEMISTELS","Gelisols","Histels","Hemistels","Terric Hemistels","loamy",NA,"mixed",NA,"euic","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 19861,"SILAS","Established",FALSE,TRUE,"FINE-LOAMY, MIXED, SUPERACTIVE CUMULIC HAPLOCRYOLLS","Mollisols","Cryolls","Haplocryolls","Cumulic Haplocryolls","fine-loamy",NA,"mixed","superactive",NA,NA,"bozeman, mt","WY","Wyoming","State or Territory",NA,1975,1999 19862,"SILAWA","Established",FALSE,TRUE,"FINE-LOAMY, SILICEOUS, SEMIACTIVE, THERMIC ULTIC HAPLUSTALFS","Alfisols","Ustalfs","Haplustalfs","Ultic Haplustalfs","fine-loamy",NA,"siliceous","semiactive",NA,"thermic","temple, tx","TX","Texas","State or Territory",NA,1975,1997 19863,"SILCAT","Established",FALSE,FALSE,"FINE, MIXED, SUPERACTIVE, MESIC ARIDIC HAPLUSTERTS","Vertisols","Usterts","Haplusterts","Aridic Haplusterts","fine",NA,"mixed","superactive",NA,"mesic","davis, ca","NM","New Mexico","State or Territory",1992,2001,2007 @@ -22688,6 +22716,7 @@ 21181,"TAGEAR","Established",FALSE,TRUE,"ASHY OVER LOAMY, GLASSY OVER MIXED, SUPERACTIVE, MESIC VITRITORRANDIC HAPLOXEROLLS","Mollisols","Xerolls","Haploxerolls","Vitritorrandic Haploxerolls","ashy over loamy",NA,"glassy over mixed","superactive",NA,"mesic","bozeman, mt","WA","Washington","State or Territory",1990,1998,1998 21182,"TAGGART","Established",FALSE,TRUE,"FINE-SILTY, MIXED, ACTIVE, MESIC AERIC EPIAQUALFS","Alfisols","Aqualfs","Epiaqualfs","Aeric Epiaqualfs","fine-silty",NA,"mixed","active",NA,"mesic","amherst, ma","IN","Indiana","State or Territory",NA,1937,2022 21183,"TAGLAKE","Established",FALSE,TRUE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE USTIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Ustic Haplocryepts","loamy-skeletal",NA,"mixed","superactive",NA,NA,"bozeman, mt","WY","Wyoming","State or Territory",NA,1976,2022 +30228,"TAGLUK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE PACHIC HAPLOCRYOLLS","Mollisols","Cryolls","Haplocryolls","Pachic Haplocryolls","loamy-skeletal",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 21184,"TAGUM","Established",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE XERIC ARGICRYOLLS","Mollisols","Cryolls","Argicryolls","Xeric Argicryolls","loamy-skeletal",NA,"mixed","superactive",NA,NA,"davis, ca","NV","Nevada","State or Territory",1996,2012,2012 21185,"TAGUS","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, THERMIC CALCIC HAPLOXEROLLS","Mollisols","Xerolls","Haploxerolls","Calcic Haploxerolls","coarse-loamy",NA,"mixed","superactive",NA,"thermic","davis, ca","CA","California","State or Territory",1988,1999,1999 21186,"TAHANA","Established",FALSE,FALSE,"SANDY-SKELETAL, MICACEOUS USTIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Ustic Haplocryepts","sandy-skeletal",NA,"micaceous",NA,NA,NA,"bozeman, mt","CO","Colorado","State or Territory",2000,2000,2010 @@ -22721,6 +22750,7 @@ 21213,"TALCOT","Established",FALSE,TRUE,"FINE-LOAMY OVER SANDY OR SANDY-SKELETAL, MIXED, SUPERACTIVE, CALCAREOUS, MESIC TYPIC ENDOAQUOLLS","Mollisols","Aquolls","Endoaquolls","Typic Endoaquolls","fine-loamy over sandy or sandy-skeletal",NA,"mixed","superactive","calcareous","mesic","st. paul, mn","MN","Minnesota","State or Territory",NA,1949,2001 21214,"TALEPOP","Established",FALSE,FALSE,"LOAMY, MIXED, SUPERACTIVE, THERMIC, SHALLOW TYPIC ARGIXEROLLS","Mollisols","Xerolls","Argixerolls","Typic Argixerolls","loamy",NA,"mixed","superactive",NA,"thermic","davis, ca","CA","California","State or Territory",1998,2001,2001 21215,"TALIHINA","Established",FALSE,TRUE,"CLAYEY, MIXED, ACTIVE, THERMIC, SHALLOW AQUIC HAPLUDOLLS","Mollisols","Udolls","Hapludolls","Aquic Hapludolls","clayey",NA,"mixed","active",NA,"thermic","st. paul, mn","OK","Oklahoma","State or Territory",NA,1931,2001 +30229,"TALIKRIDGE","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE TYPIC HAPLOCRYOLLS","Mollisols","Cryolls","Haplocryolls","Typic Haplocryolls","loamy-skeletal",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 24790,"TALKEETNA","Established",TRUE,FALSE,"MEDIAL OVER LOAMY-SKELETAL, AMORPHIC OVER MIXED, SUPERACTIVE ANDIC HUMICRYODS","Spodosols","Cryods","Humicryods","Andic Humicryods","medial over loamy-skeletal",NA,"amorphic over mixed","superactive",NA,NA,"wasilla, ak","AK","Alaska","State or Territory",1914,1914,2005 21216,"TALLA","Established",FALSE,TRUE,"FINE-LOAMY, SILICEOUS, ACTIVE, THERMIC GLOSSAQUIC NATRUDALFS","Alfisols","Udalfs","Natrudalfs","Glossaquic Natrudalfs","fine-loamy",NA,"siliceous","active",NA,"thermic","raleigh, nc","MS","Mississippi","State or Territory",NA,1975,2000 21217,"TALLAC","Established",TRUE,TRUE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, FRIGID HUMIC DYSTROXEREPTS","Inceptisols","Xerepts","Dystroxerepts","Humic Dystroxerepts","loamy-skeletal",NA,"mixed","superactive",NA,"frigid","davis, ca","CA","California","State or Territory",NA,1970,2004 @@ -24034,6 +24064,7 @@ 22421,"TUTKA","Established",FALSE,FALSE,"MEDIAL, AMORPHIC LITHIC HUMICRYODS","Spodosols","Cryods","Humicryods","Lithic Humicryods","medial",NA,"amorphic",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",1994,1998,2004 22422,"TUTNI","Established",FALSE,TRUE,"ASHY, GLASSY, NONACID TYPIC CRYAQUANDS","Andisols","Aquands","Cryaquands","Typic Cryaquands","ashy",NA,"glassy",NA,"nonacid",NA,"bozeman, mt","OR","Oregon","State or Territory",NA,1977,1997 22423,"TUTTLE","Established",FALSE,TRUE,"FINE, MIXED, SUPERACTIVE, MESIC PACHIC HAPLUSTOLLS","Mollisols","Ustolls","Haplustolls","Pachic Haplustolls","fine",NA,"mixed","superactive",NA,"mesic","st. paul, mn","KS","Kansas","State or Territory",1982,1984,2020 +30230,"TUTTU","Tentative",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, ACID, SUBGELIC ANDIC HUMIGELEPTS","Inceptisols","Gelepts","Humigelepts","Andic Humigelepts","coarse-loamy",NA,"mixed","superactive","acid","subgelic",NA,"AK","Alaska","State or Territory",2024,NA,2024 22424,"TUTUILLA","Established",FALSE,FALSE,"FINE, SMECTITIC, MESIC TYPIC PALEXEROLLS","Mollisols","Xerolls","Palexerolls","Typic Palexerolls","fine",NA,"smectitic",NA,NA,"mesic","bozeman, mt","OR","Oregon","State or Territory",1984,1985,1997 22425,"TUTWILER","Established",FALSE,TRUE,"COARSE-SILTY, MIXED, ACTIVE, THERMIC TYPIC HAPLUDALFS","Alfisols","Udalfs","Hapludalfs","Typic Hapludalfs","coarse-silty",NA,"mixed","active",NA,"thermic","raleigh, nc","MS","Mississippi","State or Territory",NA,1970,1999 22426,"TUVAPAK","Tentative",FALSE,FALSE,"SANDY-SKELETAL, MIXED TYPIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Typic Haplocryepts","sandy-skeletal",NA,"mixed",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",2009,NA,2009 @@ -24155,6 +24186,7 @@ 22522,"ULET","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, NONACID AQUIC CRYOFLUVENTS","Entisols","Fluvents","Cryofluvents","Aquic Cryofluvents","coarse-loamy",NA,"mixed","superactive","nonacid",NA,"wasilla, ak","AK","Alaska","State or Territory",2007,2007,2007 22523,"ULHALF","Established",FALSE,TRUE,"FINE-LOAMY, ISOTIC, MESIC VITRANDIC HAPLOXERALFS","Alfisols","Xeralfs","Haploxeralfs","Vitrandic Haploxeralfs","fine-loamy",NA,"isotic",NA,NA,"mesic","davis, ca","CA","California","State or Territory",1987,2000,2008 22524,"ULIDA","Tentative",FALSE,TRUE,"LOAMY, MIXED, SUPERACTIVE, MESIC, SHALLOW XERIC HAPLARGIDS","Aridisols","Argids","Haplargids","Xeric Haplargids","loamy",NA,"mixed","superactive",NA,"mesic","davis, ca","CA","California","State or Territory",NA,NA,2001 +30231,"ULIKTUK","Tentative",FALSE,FALSE,"SANDY-SKELETAL, MIXED TYPIC CRYAQUENTS","Entisols","Aquents","Cryaquents","Typic Cryaquents","sandy-skeletal",NA,"mixed",NA,NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 22525,"ULLOA","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE TYPIC HUMICRYODS","Spodosols","Cryods","Humicryods","Typic Humicryods","coarse-loamy",NA,"mixed","superactive",NA,NA,"wasilla, ak","AK","Alaska","State or Territory",NA,1969,2002 22526,"ULM","Established",FALSE,TRUE,"FINE, SMECTITIC, MESIC USTIC HAPLARGIDS","Aridisols","Argids","Haplargids","Ustic Haplargids","fine",NA,"smectitic",NA,NA,"mesic","bozeman, mt","WY","Wyoming","State or Territory",NA,1932,2002 22527,"ULMAR","Inactive",FALSE,FALSE,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,"davis, ca","CA","California","State or Territory",NA,NA,1987 @@ -24168,6 +24200,7 @@ 22535,"ULTRAMONT","Established",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE, MESIC DURINODIC XERIC HAPLOCAMBIDS","Aridisols","Cambids","Haplocambids","Durinodic Xeric Haplocambids","coarse-loamy",NA,"mixed","superactive",NA,"mesic","davis, ca","NV","Nevada","State or Territory",1995,2004,2004 22536,"ULUPALAKUA","Established",FALSE,TRUE,"MEDIAL OVER PUMICEOUS OR CINDERY, AMORPHIC, ISOTHERMIC PACHIC HAPLUSTANDS","Andisols","Ustands","Haplustands","Pachic Haplustands","medial over pumiceous or cindery",NA,"amorphic",NA,NA,"isothermic","davis, ca","HI","Hawaii","State or Territory",NA,1949,2001 22537,"ULUPAU","Inactive",FALSE,FALSE,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,NA,"HI","Hawaii","State or Territory",NA,NA,1987 +30232,"ULUUN","Tentative",FALSE,FALSE,"FINE-LOAMY, MIXED, ACTIVE FLUVAQUENTIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Fluvaquentic Haplocryepts","fine-loamy",NA,"mixed","active",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 22538,"ULY","Established",TRUE,TRUE,"FINE-SILTY, MIXED, SUPERACTIVE, MESIC TYPIC HAPLUSTOLLS","Mollisols","Ustolls","Haplustolls","Typic Haplustolls","fine-silty",NA,"mixed","superactive",NA,"mesic","st. paul, mn","NE","Nebraska","State or Territory",NA,1970,2009 22539,"ULYMEYER","Established",FALSE,TRUE,"SANDY-SKELETAL, MIXED, MESIC XERIC TORRIORTHENTS","Entisols","Orthents","Torriorthents","Xeric Torriorthents","sandy-skeletal",NA,"mixed",NA,NA,"mesic","davis, ca","CA","California","State or Territory",1987,2002,2011 22540,"ULYSSES","Established",TRUE,TRUE,"FINE-SILTY, MIXED, SUPERACTIVE, MESIC TORRIORTHENTIC HAPLUSTOLLS","Mollisols","Ustolls","Haplustolls","Torriorthentic Haplustolls","fine-silty",NA,"mixed","superactive",NA,"mesic","st. paul, mn","KS","Kansas","State or Territory",NA,1957,2017 @@ -24182,6 +24215,7 @@ 22549,"UMIAT","Inactive",FALSE,FALSE,"LOAMY, MIXED, SUPERACTIVE, SUBGELIC TYPIC HISTOTURBELS","Gelisols","Turbels","Histoturbels","Typic Histoturbels","loamy",NA,"mixed","superactive",NA,"subgelic","wasilla, ak","AK","Alaska","State or Territory",1970,NA,2002 22550,"UMIKOA","Established",FALSE,TRUE,"MEDIAL, AMORPHIC, ISOTHERMIC DYSTRIC HAPLUSTANDS","Andisols","Ustands","Haplustands","Dystric Haplustands","medial",NA,"amorphic",NA,NA,"isothermic","davis, ca","HI","Hawaii","State or Territory",NA,1971,2012 22551,"UMIL","Established",FALSE,TRUE,"LOAMY, MIXED, SUPERACTIVE, FRIGID, SHALLOW XERIC HAPLODURIDS","Aridisols","Durids","Haplodurids","Xeric Haplodurids","loamy",NA,"mixed","superactive",NA,"frigid","davis, ca","NV","Nevada","State or Territory",NA,1971,2008 +30233,"UMILGUK","Tentative",FALSE,FALSE,"COARSE-LOAMY, MIXED, SUPERACTIVE TYPIC CRYAQUOLLS","Mollisols","Aquolls","Cryaquolls","Typic Cryaquolls","coarse-loamy",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 22552,"UMNAK","Tentative",TRUE,FALSE,"MEDIAL OVER ASHY, AMORPHIC TYPIC VITRICRYANDS","Andisols","Cryands","Vitricryands","Typic Vitricryands","medial over ashy",NA,"amorphic",NA,NA,NA,"wasilla, ak","AK","Alaska","State or Territory",1968,NA,2002 22553,"UMPA","Established",FALSE,TRUE,"LOAMY-SKELETAL, ISOTIC, FRIGID ANDIC DYSTROXEREPTS","Inceptisols","Xerepts","Dystroxerepts","Andic Dystroxerepts","loamy-skeletal",NA,"isotic",NA,NA,"frigid","davis, ca","CA","California","State or Territory",NA,1970,2004 22554,"UMPCOOS","Established",FALSE,TRUE,"LOAMY-SKELETAL, ISOTIC, MESIC LITHIC EUTRUDEPTS","Inceptisols","Udepts","Eutrudepts","Lithic Eutrudepts","loamy-skeletal",NA,"isotic",NA,NA,"mesic","bozeman, mt","OR","Oregon","State or Territory",1975,1984,1999 @@ -24246,6 +24280,7 @@ 22608,"URBODEN","Established",FALSE,FALSE,"MEDIAL-SKELETAL, FERRIHYDRITIC, ISOFRIGID PACHIC FULVUDANDS","Andisols","Udands","Fulvudands","Pachic Fulvudands","medial-skeletal",NA,"ferrihydritic",NA,NA,"isofrigid","bozeman, mt","WA","Washington","State or Territory",1996,2000,2000 22609,"UREAL","Established",FALSE,FALSE,"ASHY-SKELETAL, GLASSY, FRIGID, SHALLOW VITRITORRANDIC HAPLOXEROLLS","Mollisols","Xerolls","Haploxerolls","Vitritorrandic Haploxerolls","ashy-skeletal",NA,"glassy",NA,NA,"frigid","bozeman, mt","ID","Idaho","State or Territory",1981,1999,1999 22610,"URGESTEIN","Established",FALSE,FALSE,"MEDIAL-SKELETAL, FERRIHYDRITIC EUTRIC FULVICRYANDS","Andisols","Cryands","Fulvicryands","Eutric Fulvicryands","medial-skeletal",NA,"ferrihydritic",NA,NA,NA,"bozeman, mt","WA","Washington","State or Territory",1996,2000,2004 +30234,"URGIILIK","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE TYPIC HAPLOCRYEPTS","Inceptisols","Cryepts","Haplocryepts","Typic Haplocryepts","loamy-skeletal",NA,"mixed","superactive",NA,NA,NA,"AK","Alaska","State or Territory",2024,NA,2024 22611,"URICH","Established",FALSE,FALSE,"FINE-SILTY, MIXED, ACTIVE, THERMIC TYPIC ARGIAQUOLLS","Mollisols","Aquolls","Argiaquolls","Typic Argiaquolls","fine-silty",NA,"mixed","active",NA,"thermic","st. paul, mn","MO","Missouri","State or Territory",NA,1972,2004 22612,"URIE","Tentative",FALSE,FALSE,"LOAMY-SKELETAL, MIXED, SUPERACTIVE, FRIGID AQUIC CALCIARGIDS","Aridisols","Argids","Calciargids","Aquic Calciargids","loamy-skeletal",NA,"mixed","superactive",NA,"frigid","bozeman, mt","WY","Wyoming","State or Territory",2007,NA,2007 22613,"URIOSTE","Tentative",FALSE,FALSE,"ASHY, GLASSY, NONACID, MESIC, SHALLOW VITRANDIC USTORTHENTS","Entisols","Orthents","Ustorthents","Vitrandic Ustorthents","ashy",NA,"glassy",NA,"nonacid","mesic","bozeman, mt","NM","New Mexico","State or Territory",2000,NA,2001