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USGS Digital Data Series: Areas of Historical Oil and Gas Exploration and Pro...
"This report contains maps and associated spatial data showing historical oil and gas exploration and production in the United States. Because of the proprietary nature of many... -
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. -
PA Oil and Gas Mapping
GIS map of hydrocarbon production and other features in Pennsylvania