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Decker overburden and exposed zone for the Anderson-Canyon coal zone, 1999 National Coal Resource Assessment

Published by U.S. Geological Survey | Department of the Interior | Catalog Last Checked: August 01, 2026 at 05:45 AM | Dataset Last Updated: June 15, 2021 at 12:00 AM
These ArcView shapefiles contain: 1) a representation of thickness of overburden above the Anderson-Canyon coal zone, and 2) a representation of exposed zone for the Anderson-Canyon coal zone in the Decker coalfield, Powder River Basin, Montana. These themes were created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains and Great Plains Region.

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