Spatial Search Clear
The USGS has conducted numerous assessments of undiscovered oil and gas in the Appalachian Basin, including studies of the Marcellus Shale. The...
Mine locations in Alabama with lat. and long., since Alabama is the most Southern and Western state in the Appalachian area.
Topographic maps for the northern Appalachian Basin area, subsurface readings, and seismic data in the forms of PDFs and tables.