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Altitude of the top of the upper Fort Union aquifer in the Powder River structural basin

Published by U.S. Geological Survey | Department of the Interior | Catalog Last Checked: June 09, 2026 at 11:56 PM | Dataset Last Updated: November 17, 2020 at 12:00 AM
These data represent the altitude, in feet above North American Vertical Datum of 1988 (NAVD88), of the upper Fort Union aquifer in the Powder River basin. The data are presented as ASCII text files that can be converted to continuous raster format.

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