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United States Department of Agriculture

Agricultural Research Service

 

Model Descriptions

Model names followed by an * can be downloaded from their abstract pages
 
NameVersionYearPurpose
 
CFITM1.01980Estimates CDE solute transport parameters (v, D) from analysis of column breakthrough data
CFITIM1.01981Estimates parameters in several equilibrium and non-equilibrium transport models from solute breakthrough curves
CHAIN1.01984Evaluates analytical solutions for convective-dispersive transport of solutes subject to consecutive decay chain reactions (up to 4 solutes)
CHAIN 2D*1.11994Simulates the movement of water, heat and multiple solutes in two-dimensional variably-saturated porous media
CXTFlT*2.01995Estimates parameters in several equilibrium and non-equilibrium transport models from laboratory or field tracer experiments
3DADE*1.01994Evaluates analytical solutions for two- and three-dimensional equilibrium solute transport
DISC1.02000Computer software for analyzing tension disc infiltrometer data by parameter estimation
ESAP*
2.352006Statistical software package for estimating field scale spatial salinity patterns from electromagnetic induction signal data (for Windows XP)
EXTRACT CHEM*
new item
2.1.12013Numerical software package for estimating changes in solution composition due to changes in soil water content (Windows-based)
FilmPC*
new item
3.02011Estimates the film permeability (i.e., mass transfer coefficient) from the analysis of permeability cell concentration data (Windows-based)
GEOPACK*1.01990Geostatistical software package for analyzing spatially correlated data
HYDRUS*6.01998Simulates water, heat and solute movement in one-dimensional variably-saturated porous medium
HYDRUS-1D*3.012005Simulates water, heat and (nonlinear and non-equilibrium) solute movement in one-dimensional variably-saturated porous medium. Windows-based graphical user interface
N3DADE*1.01997Evaluates analytical solutions for two- and three-dimensional non-equilibrium solute transport
RETC*WIN
DOS
1998
1991
Analyzes the hydraulic properties of unsaturated soils
ROSETTA*1.01999

Estimates water retention, saturated and unsaturated hydraulic conductivity from basic soil data (requires 32-bit Windows)

SALT1.01983Analyzes crop salt tolerance response data
SOILC021.21994A predictive simulation model based on process oriented relationships
STANMOD*2.22003Computer Software for Evaluating Solute Transport in Porous Media Using Analytical Solutions of the Convection-Dispersion Equation
SWMS-2D*1.211994Simulates water and solute movement in two-dimensional variably saturated media
SWMS-3D*1.01995Simulates water and solute movement in three-dimensional variably saturated media
TETRANS1.5 PC
1.6 Mac
1995Estimates one-dimensional solute transport through the vadose zone under transient-state conditions
UNSATCHEM-2D1.11993A two-dimensional finite element code for modeling major ion equilibrium and kinetic non-equilibrium chemistry in variably saturated porous media.
UNSATCHEM*2.01996Simulates water, heat, carbon dioxide and solute movement in one-dimensional variably saturated media
UNSODA*2.01999Database and program for indirect methods of estimating unsaturated hydraulic properties
WATSUIT*1.02001Predicts the salinity, sodicity, and toxic-solute concentration
 

Last Modified: 8/13/2016
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