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This is a polygon coverage of Physiographic Divisions in the conterminous United States. It was automated from Fenneman's 1:7,000,000-scale map, "Physical Divisions of the United States," which is...
Search relevance: 1.00 | Views last month: 62 | Catalog Last Checked: September 10, 2026 at 10:18 PM -
In cooperation with the Federal Emergency Management Agency, the Pennsylvania Department of Transportation, the Pennsylvania Department of Environmental Protection, and the Susquehanna River Basin...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:48 PM -
The U.S. Geological Survey (USGS) has calculated over 25 different basin characteristics as part of preparing the West Virginia StreamStats 2021 application. These datasets are raster...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: September 10, 2026 at 08:53 PM
