NSM1 Simulation Capabilities Dissolved Oxygen nsm1_algae.py nsm1_benthic_algae.py nsm1_carbon.py nsm1_cbod.py nsm1_dox.py nsm1_nitrogen.py nsm1_sed_flux.py Phosphorus nsm1_phosphorus.py Additional Variables nsm1_alkalinity.py nsm1_n2.py nsm1_pathogen.py nsm1_pom.py