-
Database of the Geologic Map of North America
"The Geological Society of America’s (GSA) Geologic Map of North America (Reed and others, 2005; 1:5,000,000) shows the geology of a significantly large area of the Earth,... -
USGS Water Resources Maps and GIS Data
USGS GIS data of the United States water resources maps, soil, hydrology, and weather. Contains multiple links to useful and informative websites. -
Interactive maps for West Virginia
Multiple GIS maps with oil, gas, coal, and other data for West Virginia; some maps include bordering states. Useful for finding information about sections of the Appalachian Basin.