Skip to main content
U.S. flag

An official website of the United States government

Map Releases

Our programs produce accurate geologic maps and 3-D geologic frameworks that provide critical data for sustaining and improving the quality of life and economic vitality of the Nation. 

Filter Total Items: 8997

Geology of anthracite in the western part of the Ashland quadrangle, Pennsylvania

The Western Middle anthracite field is one of four structural basins containing anthracite in eastern Pennsylvania.  This report describes the geology of the part of the Western Middle field that lies in the western half of the Ashland quadrangle.  (See index map, sheet 2.)  The mapped area covers about 19 square miles in Columbia and Schuylkill Counties.  The town of Centralia is in the northern

Geology of the Badwater area, central Wyoming

No abstract available.

Geology of the Gilbert area, Searcy County, Arkansas

No abstract available.