"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...
Links to Delaware geologic map datasets and water-table datasets; includes GIS-readable formats.
From the site: "[L]inks to the digital coal resource shapefiles available from the ISGS Coal Section. The listed shapefiles are the same ones that...
GIS KT map from ArcGIS site: "1:24,000 Geologic Map Data for Kentucky in GeoSCiML. Contains faults, geologic units, and geologic contacts. The data...
Facts and data about Ohio hydrocarbon wells.
Includes:
-(From the site:) "Location and formation top information for 749 wells in northwestern...
From the site: "The Assessment Unit is the fundamental unit used in the National Assessment Project for the assessment of undiscovered oil and gas...
From the site: "Cell maps for each oil and gas assessment unit were created by the USGS as a method for illustrating the degree of exploration,...