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Information and Links to USGS Aquatic Resource Programs

Directory of USGS web sites and information:  www.usgs.gov/network/   Exit Disclaimer

Water Resources of the United States:  water.usgs.gov  Exit Disclaimer

National Water-Quality Assessment (NAWQA) Program:  water.usgs.gov/nawqa/  Exit Disclaimer

National Hydrography Dataset (NHD)

Availability of data for a specific area can be determined through the web site nhd.usgs.gov  Exit Disclaimer

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