diff --git a/indexer/src/main/java/au/org/aodn/esindexer/configuration/IndexerConfig.java b/indexer/src/main/java/au/org/aodn/esindexer/configuration/IndexerConfig.java
index c0aea227..88f1fa10 100644
--- a/indexer/src/main/java/au/org/aodn/esindexer/configuration/IndexerConfig.java
+++ b/indexer/src/main/java/au/org/aodn/esindexer/configuration/IndexerConfig.java
@@ -21,12 +21,22 @@
 @EnableAsync
 public class IndexerConfig {
     @Value("${app.geometry.gridLandSize:10.0}")
-    protected double cellSize;
+    protected double gridSize;
+
+    @Value("${app.geometry.enableGridSpatialExtents:false}")
+    protected boolean girdSpatialExtents;
+
+    @Value("${app.geometry.coastalPrecision:0.04}")
+    protected double coastalPrecision;
 
     @PostConstruct
     public void init() {
-        GeometryUtils.setCellSize(cellSize);
+        GeometryUtils.setGridSize(gridSize);
+        GeometryUtils.setGridSpatialExtents(girdSpatialExtents);
+        GeometryUtils.setCoastalPrecision(coastalPrecision);
         GeometryUtils.setExecutorService(Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors()));
+
+        GeometryUtils.init();
     }
 
     @PreDestroy
diff --git a/indexer/src/main/java/au/org/aodn/esindexer/service/IndexerServiceImpl.java b/indexer/src/main/java/au/org/aodn/esindexer/service/IndexerServiceImpl.java
index b2e95897..69ef7afe 100644
--- a/indexer/src/main/java/au/org/aodn/esindexer/service/IndexerServiceImpl.java
+++ b/indexer/src/main/java/au/org/aodn/esindexer/service/IndexerServiceImpl.java
@@ -22,7 +22,6 @@
 import jakarta.xml.bind.JAXBException;
 import lombok.extern.slf4j.Slf4j;
 import au.org.aodn.stac.model.SearchSuggestionsModel;
-import org.locationtech.jts.geom.Geometry;
 import org.opengis.referencing.FactoryException;
 import org.opengis.referencing.operation.TransformException;
 import org.springframework.beans.factory.annotation.Autowired;
diff --git a/indexer/src/main/java/au/org/aodn/esindexer/utils/GeometryUtils.java b/indexer/src/main/java/au/org/aodn/esindexer/utils/GeometryUtils.java
index bb6da16d..9db7c343 100644
--- a/indexer/src/main/java/au/org/aodn/esindexer/utils/GeometryUtils.java
+++ b/indexer/src/main/java/au/org/aodn/esindexer/utils/GeometryUtils.java
@@ -37,16 +37,24 @@ public class GeometryUtils {
     @Setter
     protected static ExecutorService executorService;
 
+    @Getter
+    @Setter
+    protected static boolean gridSpatialExtents;
+
     @Getter
     @Setter
     protected static int centroidScale = 3;
 
     @Getter
     @Setter
-    protected static double cellSize = 10.0;
+    protected static double gridSize = 10.0;
+
+    @Getter
+    @Setter
+    protected static double coastalPrecision = 0.03;
 
     // Load a coastline shape file so that we can get a spatial extents that cover sea only
-    static {
+    public static void init() {
         try {
             // shp file depends on shx, so need to have shx appear in temp folder.
             saveResourceToTemp("land/ne_10m_land.shx", "shapefile.shx");
@@ -69,7 +77,7 @@ public class GeometryUtils {
 
                     // This will reduce the points of the shape file for faster processing
                     Geometry simplifiedGeometry = DouglasPeuckerSimplifier
-                            .simplify(landFeatureGeometry, 0.03); // Adjust tolerance
+                            .simplify(landFeatureGeometry, getCoastalPrecision()); // Adjust tolerance
 
                     geometries.add(simplifiedGeometry);
                 }
@@ -283,7 +291,7 @@ protected static List<Geometry> breakLargeGeometryToGrid(final Geometry large) {
 
         // Hard code cell size, we can adjust the break grid size. 10.0 result in 3x3 grid
         // cover Australia
-        List<Polygon> gridPolygons = createGridPolygons(envelope, getCellSize());
+        List<Polygon> gridPolygons = createGridPolygons(envelope, getGridSize());
 
         // List to store Future objects representing the results of the tasks
         List<Future<Geometry>> futureResults = new ArrayList<>();
@@ -507,7 +515,11 @@ public static List<List<BigDecimal>> createCentroidFrom(List<List<AbstractEXGeog
         // This line will cause the spatial extents to break into grid, it may help to debug but will make production
         // slow and sometimes cause polygon break.
         // List<List<Geometry>> polygonNoLand = splitAreaToGrid(createGeometryWithoutLand(rawInput));
-        List<List<Geometry>> polygonNoLand = GeometryBase.findPolygonsFrom(GeometryBase.COORDINATE_SYSTEM_CRS84, rawInput);
-        return (polygonNoLand != null && !polygonNoLand.isEmpty()) ? createGeoJson(polygonNoLand) : null;
+        List<List<Geometry>> polygon = GeometryBase.findPolygonsFrom(GeometryBase.COORDINATE_SYSTEM_CRS84, rawInput);
+
+        // This is helpful when debug, it help to visualize the grid size on say edge env.
+        polygon = isGridSpatialExtents() ? splitAreaToGrid(polygon) : polygon;
+
+        return (polygon != null && !polygon.isEmpty()) ? createGeoJson(polygon) : null;
     }
 }
diff --git a/indexer/src/main/resources/application-dev.yaml b/indexer/src/main/resources/application-dev.yaml
index 6a7afdb3..65649e05 100644
--- a/indexer/src/main/resources/application-dev.yaml
+++ b/indexer/src/main/resources/application-dev.yaml
@@ -1,6 +1,10 @@
 server:
   port: 8081
 
+app:
+  geometry:
+    enableGridSpatialExtents: true
+
 elasticsearch:
   index:
     name: dev_portal_records
diff --git a/indexer/src/main/resources/application-edge.yaml b/indexer/src/main/resources/application-edge.yaml
index 9c316f38..e00d5acd 100644
--- a/indexer/src/main/resources/application-edge.yaml
+++ b/indexer/src/main/resources/application-edge.yaml
@@ -4,6 +4,10 @@ spring:
     git:
       location: "classpath:git.properties"
 
+app:
+  geometry:
+    enableGridSpatialExtents: true
+
 management:
   endpoints:
     web:
diff --git a/indexer/src/test/java/au/org/aodn/esindexer/utils/GeometryUtilsTest.java b/indexer/src/test/java/au/org/aodn/esindexer/utils/GeometryUtilsTest.java
index 94c38875..e32a8472 100644
--- a/indexer/src/test/java/au/org/aodn/esindexer/utils/GeometryUtilsTest.java
+++ b/indexer/src/test/java/au/org/aodn/esindexer/utils/GeometryUtilsTest.java
@@ -5,12 +5,11 @@
 import org.geotools.feature.FeatureCollection;
 import org.geotools.feature.FeatureIterator;
 import org.geotools.geojson.feature.FeatureJSON;
-import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.locationtech.jts.geom.*;
 import org.opengis.feature.simple.SimpleFeature;
 import org.opengis.feature.simple.SimpleFeatureType;
-import org.opengis.feature.type.FeatureType;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -19,6 +18,7 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Objects;
+import java.util.concurrent.Executors;
 
 import static au.org.aodn.esindexer.BaseTestClass.readResourceFile;
 import static org.junit.jupiter.api.Assertions.assertEquals;
@@ -31,6 +31,16 @@ public GeometryUtilsTest() throws JAXBException {
         jaxb = new JaxbUtils<>(MDMetadataType .class);
     }
 
+    @BeforeEach
+    public void init() {
+        GeometryUtils.setCoastalPrecision(0.03);
+        GeometryUtils.setGridSize(10.0);
+        GeometryUtils.setGridSpatialExtents(false);
+        GeometryUtils.setExecutorService(Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors()));
+
+        GeometryUtils.init();
+    }
+
     @Test
     public void verifyLandStrippedFromSpatialExtents() throws IOException, JAXBException {
         String xml = readResourceFile("classpath:canned/sample_complex_area.xml");
diff --git a/indexer/src/test/resources/application-test.yaml b/indexer/src/test/resources/application-test.yaml
index 3707f59b..3a1bd26f 100644
--- a/indexer/src/test/resources/application-test.yaml
+++ b/indexer/src/test/resources/application-test.yaml
@@ -6,6 +6,7 @@ app:
     # This value will affect the size of grid to divide a spatial extents which is used to calculate the
     # centroid point in the summaries, test case needs to change if you change this value
     gridLandSize: 10.0
+    coastalPrecision: 0.03
   indexing:
     pool:
       core: 2