Skip to main content

Search datasets

#1 Federal
National-Scale Grid to Support Regional Groundwater Availability Studies and a National Hydrogeologic Database
- Organization: Department of the Interior
- Dataset Last Updated: August 26, 2020 at 12:00 AM
The National Hydrogeologic Grid (NHG) dataset includes a raster and vector representation of 1-km cells defining a uniform grid that encompasses the continental United States. The value of each...
- xml
- xml
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 05, 2026 at 09:35 PM

Filter selections are applied on each click

Looking for U.S. government information and services?

Visit USA.gov