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National Water-Quality Assessment Program (NAWQA)
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Summary Reports :

National summary reports Summary reports of river basin and aquifer assessments

2004 National summary of water-quality assessments:
Full report || Fact sheet

National Press Release, May 2004 (pdf)

2001 National summary of pesticides and nutrients:
Full report || Fact sheet

List of study unit reports

News releases for reports published Spring 2004

News releases for reports published Fall 2000 - Spring 2001.

Sampling of assessment findings 2001 -- Provides selected findings as well as examples of how this information is used for resource-management decisions. (pdf)

Analytic methods applicable to summary reports Additional Information

Nationally-consistent study design and protocols

Biological indicators

National data comparisons

Water-quality standards, guidelines and benchmarks

Points of Contact for New reports on our Nation's water quality (pdf)

NAWQA Data Warehouse Flyer (pdf)

About NAWQA Summary Reports
     

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 U.S. Department of the Interior, U.S. Geological Survey
 Contact for NAWQA: nawqa_whq@usgs.gov
 Maintainer: James Ulrich- julrich@usgs.gov
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 document URL- http://water.usgs.gov/nawqa/nawqa_sumr.html
 Last Update: 08:38:48 Tue 25 May 2004