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Maps

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. They also organize, maintain, and publish the geospatial baseline of the Nation's topography, natural landscape, built environment and more.

Geologic Maps

Geologic Maps

Map Releases

Map Releases

Topo Maps

Topo Maps

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Volcanic Maps

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Filter Total Items: 9493

Coal beds of the Troublesome quadrangle, Breathitt, Knott, and Perry Counties, Kentucky

The coal beds of the Troublesome quadrangle, Kentucky, have been studied as part of a general investigation of the coal resources of eastern Kentucky by the U.S. Geological Survey.  The area covered by two maps already published is shown on the index map (fig. 7).

Geologic map of Lake Valley manganese district, Sierra County, New Mexico

The Lake Valley district was originally developed as a manganese-silver district, but the known silver-bearing ore bodies have long since been worked out.  The critical shortage of manganese during World War II renewed interest in the manganese deposits; from October 1941 through June 1942 the U. S. Geological Survey and the U.S. Bureau of Mines conducted a cooperative exploration program in the d

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.