* Agricultural Policy/Environmental eXtender (APEX)

*AGricultural Non-Point Source Pollution Models (AGNPS 98)

* Automated Geospatial Watershed Assessment Tool (AGWA)

*Areal Nonpoint Source Watershed Environmental Simulation (ANSWERS)_Dilaha_8_23_07

* Bochum Water Balance Model

* Branched Lagrangian Transport model BLTM

*CASCade of Planes, 2-Dimensional (CASC2D)_7_18_07

*Continuous Annual Simulation Model (CALSIM)_Pandit_7_23_07

* CVGSM (CENTRAL VALLEY GROUNDWATER AND SURFACE WATER MODEL)

* Diffusion Analogy Flow Model (DAFLOW)

*Distributed Deterministic Hydrological Model (CEQUEAU)_Morin_7_18_07

*Dynamic Watershed Simulation Model (DWSM)_Borah_8_22-07

* Erosion Productivity-Impact Calculator/ Environmental Policy Integrated Climate (EPIC)

* FHAR

* Full Equations Model (FEQ)

* Geomorphology-Based Hydrological Model (GBHM)_Yang_7_18_07

* Global Hydrologic Evaluation Model (GHEM)_Anderson_7_18_07

*Hydrological Model and Forecasting System (WATFLOOD)_Kouwen_7_18_07

* Hydrologic Modeling System (HEC-HMS)

*Hydrological River Basin Environment Assessment Model (HydroBEAM)_Kojiri_7_18_07

*Hydrograph_Simulation_Model (SYN-HYD)_Aron_7-24_07

*Hydrologic Simulation Model (HSIMHYD)_Chiew_7_24_07

*Hydrologic Simulation Program-Fortran (HSPF)_Duda_7_18_07

*Hydrospheric_Atmopsheric Sciences Model (IHAS)_ma_7-24_07

*Hydrologic River Operations Study System (HYDROSS)_Nancy_parker_10-15_07

* Illinois Hydrodynamic Watershed Model III (IHW-III)

* Illinois Least-Cost Sewer System Design Model (ILSD)_Schmidt_8_27_07

* Interactive River-Aquifer Simulation Program (IRAS)

* Illinois Urban Catchment Runoff Simulation (ILUCAT)

* Illinois Urban Storm Runoff Model (IUSR)

* Integrated Hydro Meteorological Model (IHMM)

*Integrated Hydro Meteorological Model (IHMM)_Georgakakos_7_24-07

* IWR-MAIN, Water Demand Management Suite

* Kinematic Runoff and Erosion Model, Version 2 (KINEROS2)

*Large Basin Runoff Model (LBRM)_Croley_7_18_2007

*Mathematical Model for Rainfall-Runoff Transformation (WISTOO)_Gadek_7_18_07

* MIKE BASIN

* MIKE 11

* MIKE 11 RR (Rainfall Runoff)

* MIKE SHE

* MIKE SWMM

*Model for Analysis of Sportfishery Management Policy (Riofish)_Cole_7_18_07

* MODSIM (Generalized River Basin Network Flow Model)_Labadie_8_28_07

* MOUSE - Urban Drainage and Sewer Model

* National Weather Service River Forecast System (NWSRFS)

* Object Watershed Link Simulation (OWLS)

* One-Dimensional Numerical Model (SVAT-HYCY)_XyMa_7_18_07

* OTIS: Water Quality / Solute Transport

*PARCHED-MRST-Version-4_8_23_07

*Pennsylvania Runoff Simulation Model (PRSM)_Aron_7-24_07

* Physically-Based Distributed Erosion Model (MEFIDIS)_Nunes_7_18_2007

*Physically_Based Distributed Model (WAS123D__Yeh_7_30_07

* Physical Habitat Simulation System (PHABSIM)

* Rainfall-Runoff Modelling Toolbox (RRMT) & Monte-Carlo Analysis Toolbox (MCAT R RMT-MCAT_Wheater_7_18_07

*Regional Hydro-climate Model (Reg-HCM)_Levent_7_30_07

* RiverWare_Zagona_8_17_07

* RootCanal

* SAMS- Stochastic Analysis, Modeling and Simulation

* SIRMOD II

*Soil Conservation Service Curve Number Model (SCS-CN_Model)_Mishra_Singh_7_18_07

*Soil Plant Air Water System (SPAW)_Saxton_7_23_07

* SPAW-II: Soil-Plant-Air-Water (SPAW) System

*Soil Water Assessment Tool (SWAT)_Arnold_8_24_07

*Stochastic Event Forecasting Model (SEFM)_MGS_7_24_07

*Storm Water Management Model (SWMM)_Rossman_8_3_07

* 3D-Catchment Conceptual Multilayer Model (ArcEGMO)

* TOPographic Kinematic Approximation and Integration (TOPIKAPI)_Todini_7_18_07

* Truckee - Carson Water Operations Model (HMIQUE_1)_Scott_8_7_07

* Two-Dimensional Floodplain Model (MIKE21 HD)

* Two-Dimensional Alluvial River and Floodplain Model (MIKE21 CHD & CST)

* Two-Parameter Water Balance Model (TPWBM)_Guo_7_18_07

* UCODE- Universal Inversion Code

* Utah Energy Balance Snowmelt Model (UEB)

* Water Rights Analysis Package (WRAP)

*Water Balance Simulation Model (WASMOD)_Uppsala_7_24_07

*Watershed Bounded Network Simulation Model (WBNM)_Boyd-7-23-07

* WRIMS (Large Scale Catchment Model, formerly CALSIM)_Arora_7_18_07