Hydrologic Unit and Watershed Boundaries Polygon United States 2005
- This polygon dataset contains hydrologic unit boundaries and codes for the United States, Puerto Rico, and the U.S. Virgin Islands, including the boundarie sof natural and manmade stream-drainage areas. It was revised for inclusion in the National Atlas of the United States of America, and updated to match the streams file created by the USGS National Mapping Division (NMD) for the National Atlas of the United States of America. This is a revised version of the November 2002 map layer.
- Geologic Survey (U.S.)
- Puerto Rico, Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, United States, North America, Northern Hemisphere, Western Hemisphere, and United States
- polygon, inlandWaters, boundaries, Hydrology, Drainage., Bodies of water, Groundwater, Watershed hydrology, Hydrogeology., and Diffusion in hydrology.
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