Watersheds that Contain Topographic Change Polygons
Detailed Description
Watersheds (8-digit hydrologic cataloging units) that contain topographic change polygons. A total of 888 watersheds are represented, which is 42.1 percent of the cataloging units in the conterminous United States.
See the Significant Topographic Changes in the United States project for more information.
Sources/Usage
Public Domain.