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Selected wells and test holes used in structure-contour maps of the Inyan Kara Group, Minnekahta Limestone, Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota

Published by U.S. Geological Survey | Department of the Interior | Catalog Last Checked: August 01, 2026 at 06:03 AM | Dataset Last Updated: November 17, 2020 at 12:00 AM
This dataset describes wells and test holes completed in the Minnelusa Formation that were used to create the structure-contours for the top of the Minnelusa Formation, Black Hills, South Dakota.

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