Skip to main content

Search datasets

#1 Federal
Digital data of isopach contours and salt extent boundaries from previously published Regional Aquifer System Analysis (RASA) studies on the Northern Great Plains of Wyoming, North Dakota, South Dakota, Montana, and Nebraska
- Organization: Department of the Interior
- Dataset Last Updated: April 30, 2025 at 12:00 AM
This GIS dataset presents contours and maps from previously published interpretations of hydrogeologic units of the northern Great Plains by Downey (1986). The original source publication was...
- xml
- xml
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:51 AM

Filter selections are applied on each click

Looking for U.S. government information and services?

Visit USA.gov