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#1 Federal
Data sets associated with the Hydrogeologic Framework of the Upper Cretaceous Aquifer System, Williston and Powder River Structural Basins, United States and Canada
- Organization: Department of the Interior
- Dataset Last Updated: February 17, 2026 at 12:00 AM
These data were released prior to the October 1, 2016 effective date for the USGS’s policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual...
- xml
- xml
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:55 AM

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