Skip to main content
U.S. flag

An official website of the United States government

This site is currently in beta, and your feedback is helping shape its ongoing development.

Selected data for wells and test holes used in structure-contour maps of the Inyan Kara Group in the Black Hills area, South Dakota

Published by U.S. Geological Survey | Department of the Interior | Metadata Last Checked: February 10, 2026 | Last Modified: 2020-11-17T00:00:00Z
This dataset describes wells completed in the Inyan Kara Group that were used to create a potentiometric surface for the Inyan Kara aquifer.

data.gov

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?
Visit USA.gov