Bituminous coal mine permits in PA.

Maps Designed for Printing (in PDF format for 8.5-inch x 11.0-inch paper):

This database contains data collected by KGS during field projects or compiled from reports prepared by other companies or agencies. The data in eastern Kentucky were primarily...

KY Statewide Mined Out Areas

Site includes data and information on remaining oil and gas reserves in the U.S., includes downloadable graphs, PDFs, and Excel charts. Summary: In 2011, oil and gas exploration...