Software Developed by U.S. Geological Survey

WPhast  v.2. 2. 2000

PHAST is a 3-dimensional, reactive-transport simulator that is available for Windows and Linux. PHAST simulates constant-density saturated flow, multicomponent transport, and a wide range of equilibrium and kinetic chemical reactions.

SWSTAT  v.4 1

SWSTAT contains a number of options for statistically analyzing time-series data. The time-series data are read from a Watershed Data Management (WDM) file.

Phreeqc Interactive Alpha  v.2.18.3.5570

PHREEQC can be used as a specialization program to calculate saturation indices and the distribution of aqueous species.

Model Viewer  v.1 4

Model Viewer is a computer program that displays the results of three-dimensional ground-water models.

GoPhast  v.1.0.9.0

GoPhast is a graphical user interface (GUI) for the USGS model PHAST. The program simulates multicomponent, reactive solute transport in three-dimensional, saturated, ground-water flow systems.

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