Websites about software tools used for modeling, data analysis, or other applications related to investigation of groundwater systems. (Includes sites describing, selling, demonstrating uses of, and/or providing free downloads of models and software tools.)
Websites about software applicable to hydrologic systems in general should be submitted to Water_Resources/Products_and_Services/Software instead of this category.

Software broadly applicable to geologic applications (such as software for stratigraphy or geophysics data analysis) should be submitted to Earth_Sciences/Products_and_Services/Software or another subcategory there, instead of this category.

Geochemistry software, including equilibrium water chemistry programs, should be submitted to Geochemistry/Products_and_Services/Software.

Software specific for aquifer testing, including slug tests.