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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. 

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Geology of anthracite in the southwestern part of the Mount Carmel quadrangle, Pennsylvania Geology of anthracite in the southwestern part of the Mount Carmel quadrangle, Pennsylvania

This report is the second to be prepared as a result of a geologic investigation of the anthracite fields of Pennsylvania begun after consultation with the Bureau of Topographic and Geologic Surveys of the Commonwealth of Pennsylvania. This report and others in preparation will show (1) the location of coal outcrops, (2) the depth, pitch, and other structural features of representative...

Geology of the eastern part of the Centralia - Chehalis coal district, Lewis and Thurston Counties, Washington Geology of the eastern part of the Centralia - Chehalis coal district, Lewis and Thurston Counties, Washington

This report gives the results of geologic investigations made in 1948 and 1949 in the eastern part of the Centralia-Chehalis coal district of southwest Washington. Detailed geologic mapping and stratigraphic studies were supplemented by core drilling. The core drilling tested the thickness and physical character of the individual coal beds and aided in determining the continuity of the...
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