- Groundwater (Freeze and Cherry, 1979)
- USGS Superposition Applications to Groundwater Hydraulics
- USDA Analytical Solutions to the 1-D Advection-Dispersion Equation
- USGS Analytical solutions for one-, two-, and three-dimensional solute transport
- MT3DMS User’s Guide
- USGS ModelMuse GUI for MODFLOW
- USGS Water Resources
- New Jersey Field Sampling Procedures Manual
- USGS Introduction to Field Methods for Hydrologic and Environmental Studies
- UC Berkeley Environmental Data Analysis Toolkits
- USGS Statistical Methods in Water Resources
- DEMEAU Protocol for 1-D Soil-Column Experiments
- EPA ComTox Chemical Dashboard
- EPA Soil/Sed Partition Coefficients (Kd)
- NGWA Groundwater Tracers
- Hydrus 1-D
- Variably Saturated Flow (VSF) Process for MODFLOW
- Unsaturated Zone Hydrology for Scientists and Engineers
- Groundwater Toolbox
- MODFLOW-2005 User’s Guide