Preliminary Report on Coal Quality Trends in Upper Pottsville Formation Coal Groups and Their Relationships to Coal Resource Development, Coalbed Methane Occurrence, and Geologic History in the Warrior Coal Basin, Alabama
SutraGUI, a Graphical User Interface for SUTRA, a Model for Ground-water Flow with Solute Or Energy Transport
User's Guide to Model Viewer, a Program for Three-dimensional Visualization of Ground-water Model Results
Programs for Simplifying the Analysis of Geographic Information in U.S. Geological Survey Ground-water Models