ArcGIS - ArcGIS is a family of software products that form a complete GIS built on industry standards that provide exceptional, yet easy to use, capabilities

Argus ONE - Preprocessor and Postprocessor for Any Model

AT123D - Analytical Groundwater Transport Model for Long-Term Pollutant Fate and Migration




BALANCE - Mass Transfer for Geochemical Reactions Model

BIO1D - BIO1D is a one-dimensional modeling code which simulates biodegradation and sorption in contaminant transport

BIOF&T 2-D/3-D - Biodegradation, Flow and Transport in the Saturated/Unsaturated Zones

BIOPLUME III - Transport of Dissolved Hydrocarbons Under the Influence of Oxygen-Limited Biodegradation

BIOSLURP - Multiphase Hydrocarbon Vacuum Enhanced Recovery (Bioslurping) and Transport

BioSVE - Soil Vapor Extraction (SVE) and Vacuum Enhanced Recovery with Bioventing

BioTrends - Evaluation of Natural Attenuation Trends



CALPUFF View - Interface for Puff Dispersion Modeling

CALRoads - Highway and Traffic Air Dispersion Model

Chemflo -Simulates Water and Chemical Movement in Unsaturated Soils

ChemFlux - Finite Element Mass Transport Model

ChemGraph - Groundwater Database Software

ChemPoint - RCRA and CERCLA Ground-Water Analysis Database for Windows

ChemStat - RCRA Subtitle C and D Statistical Analysis Software




Didger - Digitizing in 32-Bit Windows




Enviro-Base Pro - an all-in-one database, designed to provide a wide variety of referenced property information for users seeking data related to hydrogeological modeling and report writing

Enviro Data - Relational Management of Site Data

EnviroScape - Environmental Education Table Top Models

EQuIS Geology - Geology, hydrogeology and geotechnical data management system

EVS - EVS unites state-of-the art analysis and visualization tools into extremely powerful software systems developed to meet the needs of geologists, geochemists, environmental or mining engineers, oceanographers, archaeologists and modelers




FEFLOW - Finite Element Subsurface Flow System

Filter Drain - Design of Side Drains, Bottom Drains, and Underdrains

FLONET/TRANS - FLONET/TRANS is the fastest and easiest software package for 2-D cross-sectional groundwater flow and contaminant transport modeling.

FLOWPATH II - 2-D Groundwater Flow, Remediation, and Wellhead Protection Model




GALENA - Slope Stability Analysis Software Designed to Solve Geotechnical Problems Quickly and Accurately

GEOPACK - Geostatistical Software for Conducting Analysis of the Spatial Variability of One or More Random Functions

GFLOW 2000 - Analytic Element Model with Conjunctive Surface Water and Groundwater Flow and a MODFLOW Model Extract Feature

gINT - gINT® provides the industry's most popular geoenvironmental and geotechnical software

GMS - Groundwater Modeling System -Sophisticated Groundwater Modeling Environment for MODFLOW, MODPATH, MT3D, RT3D, FEMWATER, SEAM3D, SEEP2D, PEST, UTCHEM, and UCODE

GRAPHER - A Powerful and Easy-to-Use Graphics Package for Scientists

Groundwater Vistas - Advanced Model Design and Analysis for MODFLOW, MODPATH, MT3D, RT3D,  PEST and UCODE

GWN-COGO - A Flexible Coordinate Geometry Package

GWN-DTM - A Sophisticated Digital Terrain Modeling Package

GWN-SURF - A Powerful Surface Modeler





HEC-HMS - Hydrologic Modeling System is designed to simulate the precipitation-runoff processes of dendritic watershed systems

HEC-RAS - developed for the U.S. Army Corps of Engineers

HSPF - Simulation of Watershed Hydrology and Water Quality for Conventional and Toxic Organic Pollutants

HSSM - Hydrocarbon Spill Screening Model

HST3D - 3-D Heat and Solute Transport Model

HYDRA - Hydraulic Analysis and Design Software for Storm and Sanitary Sewers

HYDROGEOCHEM -Hydrologic Transport and Geochemical Reactions Model

HYDROGEOCHEM 2 - Hydrologic Transport and Mixed Geochemical Kinetic/Equilibrium Reactions in Saturated-Unsaturated Media Model



Infinite Extent - Pump Test Analysis Software for Windows

ISC-AERMOD View - Complete Modeling Environment for the U.S. EPA ISCST3 Air Quality Model





Manual of Instructional Problems for MODFLOW - contains twenty problems (including data sets on diskette) solved using the popular MODFLOW model

MapViewer - MapViewer is an affordable mapping and spatial analysis tool that allows you to produce publication-quality thematic maps easily.

MARS 2-D/3-D - Ground-Water Multiphase Areal Remediation Simulation Model

MIDUSS - Stormwater simulation and design software

MIGRATEv9 - Model for Landfills, Buried Waste Deposits, Spills and Disposal Ponds

MINTEQA2 - Geochemical Equilibrium Speciation Model

MLAEM/SLAEM - Analytic Element Models - Model Regional Groundwater Flow in Systems of Confined Aquifers, Unconfined Aquifers and Leaky Aquifers

MOC - Computer Model of 2-D Solute Transport and Dispersion in Ground Water

MOCDENSE - Two-Constituent Solute Transport Model for Ground Water Having Variable Density

MODAIR - Simulates Air Flow Using MODFLOW

MODFLOW - Three-Dimensional Finite-Difference Ground-Water Flow Model

MODFLOW - SURFACT -MODFLOW-Based Ground-Water Flow and Contaminant Transport Model

MODFLOWT - An Enhanced Version of MODFLOW for Simulating 3-D Contaminant Transport

MODFLOW^win32 - MODFLOW for Windows

MODPATH - 3-D Particle Tracking Program for MODFLOW

MODPUMP - MODFLOW-Simulated Pumping Test Model

MODRET - Infiltration from Stormwater Retention Ponds Using MODFLOW

MOFAT for Windows - Multiphase (Water, Oil, Gas) Flow and Multicomponent Transport Model

MohrView - Mohr-Coulomb Failure Analysis - Produce Mohr Circles and Coulomb Failure Envelopes

MOVER - Multiphase Areal Flow with Vacuum Enhanced Recovery

MS-VMS - MODFLOW-Based Visual Modeling System with Comprehensive Flow and Transport Capability

MT3D99 - A Modular 3D Solute Transport Model

MULTIMED - Multimedia Exposure Assessment Model




NPDES Inspector - Erosion & Sedimentation Inspector provides a solution for managing an entire development and construction site inspection program.




OILVOL - Estimate Free Hydrocarbon Volume in a Soil




P3DAIR - Simulates Air Flow Using MODFLOW

PEST - Parameter Estimation for Any Model

PESTAN - Pesticide Transport Model

PHREEQE - Models Geochemical Reactions

PLOTCHEM - Water-Quality Data Plotting Program

PMWIN - Processing MODFLOW -Graphical Interface for MODFLOW, MODPATH, PMPATH, MT3D, PEST, and UCODE

Pocket ESA - Environmental Site Assessment (ESA) Software

Pocket WinLoG - Collect Your Borehole Log Data With A Pocket PC

POLLUTE - Finite-Layer Contaminant Migration Model - Landfill Design

PRINCE - 7 Mass Transport and 3 Flow Models

PRZM3 -Pesticide Transport Model - Exposure Assessments




QHM - Continuous Watershed Modeling - Storm Management System

QUAL2EU - Enhanced Stream Water Quality Model with Uncertainty Analysis

QuickLog, QuickCross/Fence, QuickGIS, QuickSoil -Boring Logs, Soil Analysis Table, Fence Diagrams, and Well Lithology Software




RBCA Tier 2 Analyzer - 2D Groundwater Flow and Biodegradation Model

RECESS - Recession of Ground-Water Discharge and Estimating Mean Ground-Water Recharge and Discharge from Streamflow Records

Remediation Toolkit - an integrated data management, visualization, trend analysis, and modeling platform for evaluating the effectiveness of Monitored Natural Attenuation

RETC - Analyzes Soil Water Retention and Hydraulic Conductivity Functions of Unsaturated Soils

RISC Workbench - US EPA Risk Assessment Guidance for Superfund (US EPA, 1989), model to calculate exposure assessment, toxicity assessment and risk assessment

RITZ - Regulatory and Investigative Treatment Zone Model

RIVERMorph - The RIVERMorph® software is a database oriented software system geared towards channel measurement data collection/storage, reference reach data collection/storage, river assessment/monitoring and engineering applications

RMP View - Risk Management Plan to Meet the Requirements of the 112(r) Risk Management Program

RMT -Water - Quality Data Mapping - River Management Tool




SCREEN View - Windows Interface for the U.S. EPA Screening Model SCREEN3

SEQUENCE - for Visualizing and Evaluating Natural Attenuation

SESOIL - Model for Long-Term Pollutant Fate and Migration in the Unsaturated Zone

SieveGraph - Sieve and Hydrometer Analysis Graphing

SLAB 3D View -Three-Dimensional Visualization for the U.S. EPA Air Pollution Model, SLAB

SLAB View -Toxic Gas Accidental Release Model - Graphical User Interface for the U.S. EPA SLAB Model

SLAEM/MLAEM - Analytic Element Models - Model Regional Groundwater Flow in Systems of Confined Aquifers, Unconfined Aquifers and Leaky Aquifers

SMS - Surface-Water Modeling System -Pre and Postprocessor for RMA2, HIVEL2D, SED2D-WES, FESWMS, WSPRO, STWAVE, and ADCIRC

SOILPARA - Determine Hydraulic Properties of Saturated/Unsaturated Soils

SoilVision - Estimation of Saturated/Unsaturated Soil Properties

SOLUTRANS - 3-D Analytic Solute Transport Model

Strater - Well log and borehole plotting software program

StepMaster - Aquifer Step Drawdown Test Analysis

Super Slug - Slug Test Analysis Software for Windows

Surfer - Create 3-D Contour Maps and Surface Plots

SUTRA - 2-D Saturated/Unsaturated Transport Model

SVFLUX 2D/3D -Saturated/Unsaturated Automated 2D/3D Seepage Modeling Software

SVHEAT 2D / 3D - SVHeat represents the most powerful finite element heat transfer (geothermal) software currently available

SV Grainsize - Database Software for Sieve and Hydrometer Analysis Data

SVE_3D - Soil Vapor Extraction (SVE) has proved to be a successful technology to cleanup soils and unconfined aquifers contaminated with hydrocarbons

SWIFT2000 - 3-D Model to Simulate Groundwater Flow, Heat, Brine and Radionuclide Transport

SWIMv1/SWIMv2 -soil water infiltration and movement model - simulate soil water balances

SWPlan - Solid Waste Management Planning Software




TWODAN - 2-D Analytic Ground-Water Flow Model




VAM2D - 2-D Variably-Saturated Groundwater Analysis Model

Vflo™ - Vflo™ provides high-resolution, physics-based distributed hydrologic modeling for managing water from catchment to river basin scale

Visual Groundwater - 3-D Visualization and Animation of Site Data and Modeling Results

Visual HELP - Complete Modeling Environment for the HELP Model for Evaluating and Optimizing Landfill Designs

Visual MODFLOW - Integrated Modeling Environment for MODFLOW, MODPATH, MT3D, and PEST

Visual PEST - Graphical Model-Independent Parameter Estimation and Optimization

VLEACH - One-Dimensional Finite-Difference Vadose Zone Leaching Model

VS2DT - Flow and Solute Transport in Variably-Saturated, Single-Phase Flow in Porous Media




WASP5/DYNHYD5 - Water Quality Analysis Simulation Program

WMS - Watershed Modeling System

WHI UnSat Suite - A Compilation of the Most Popular Unsaturated Zone Models

WinFlow & WinTran - Analytical Steady-State and Transient Groundwater Flow Model

WinLoG, WinFence, WinSieve -Boring Log, Fence Diagram and Sieve Analysis Software