Model Descriptions |
Model names followed by an * can be downloaded from their abstract pages |
|
Name |
Version |
Year |
Purpose |
|
CFITM |
1.0 |
1980 |
Estimates CDE solute transport parameters (v, D) from analysis of column breakthrough data |
CFITIM |
1.0 |
1981 |
Estimates parameters in several equilibrium and non-equilibrium transport models from solute breakthrough curves |
CHAIN |
1.0 |
1984 |
Evaluates analytical solutions for convective-dispersive transport of solutes subject to consecutive decay chain reactions (up to 4 solutes) |
CHAIN 2D* |
1.1 |
1994 |
Simulates the movement of water, heat and multiple solutes in two-dimensional variably-saturated porous media |
CXTFlT* |
2.0 |
1995 |
Estimates parameters in several equilibrium and non-equilibrium transport models from laboratory or field tracer experiments |
3DADE* |
1.0 |
1994 |
Evaluates analytical solutions for two- and three-dimensional equilibrium solute transport |
DISC |
1.0 |
2000 |
Computer software for analyzing tension disc infiltrometer data by parameter estimation |
ESAP*
![new item](https://webarchive.library.unt.edu/eot2008/20081111015932im_/http://ars.usda.gov/sp2userfiles/Place/53102000/images/new_icon.gif) |
2.35 |
2006 |
Statistical software package for estimating field scale spatial salinity patterns from electromagnetic induction signal data (for Windows XP) |
EXTRACT CHEM*
![new item](https://webarchive.library.unt.edu/eot2008/20081111015932im_/http://ars.usda.gov/sp2userfiles/Place/53102000/images/new_icon.gif) |
2.0 |
2007 |
Numerical software package for estimating changes in solution composition due to changes in soil water content (Windows based) |
GEOPACK* |
1.0 |
1990 |
Geostatistical software package for analyzing spatially correlated data |
HYDRUS* |
6.0 |
1998 |
Simulates water, heat and solute movement in one-dimensional variably-saturated porous medium |
HYDRUS-1D* |
3.01 |
2005 |
Simulates water, heat and (nonlinear and non-equilibrium) solute movement in one-dimensional variably-saturated porous medium. Windows-based graphical user interface |
N3DADE* |
1.0 |
1997 |
Evaluates analytical solutions for two- and three-dimensional non-equilibrium solute transport |
RETC* |
WIN DOS |
1998 1991 |
Analyzes the hydraulic properties of unsaturated soils |
ROSETTA* |
1.0 |
1999 |
Estimates water retention, saturated and unsaturated hydraulic conductivity from basic soil data |
SALT |
1.0 |
1983 |
Analyzes crop salt tolerance response data |
SOILC02 |
1.2 |
1994 |
A predictive simulation model based on process oriented relationships |
STANMOD* |
2.2 |
2003 |
Computer Software for Evaluating Solute Transport in Porous Media Using Analytical Solutions of the Convection-Dispersion Equation |
SWMS-2D* |
1.21 |
1994 |
Simulates water and solute movement in two-dimensional variably saturated media |
SWMS-3D* |
1.0 |
1995 |
Simulates water and solute movement in three-dimensional variably saturated media |
TETRANS |
1.5 PC 1.6 Mac |
1995 |
Estimates one-dimensional solute transport through the vadose zone under transient-state conditions |
UNSATCHEM-2D |
1.1 |
1993 |
A two-dimensional finite element code for modeling major ion equilibrium and kinetic non-equilibrium chemistry in variably saturated porous media. |
UNSATCHEM* |
2.0 |
1996 |
Simulates water, heat, carbon dioxide and solute movement in one-dimensional variably saturated media |
UNSODA* |
2.0 |
1999 |
Database and program for indirect methods of estimating unsaturated hydraulic properties |
WATSUIT* |
1.0 |
2001 |
Predicts the salinity, sodicity, and toxic-solute concentration |
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