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Search for "Clean Water Needs Survey CWNS" - The top results (relevance sort) are listed below:

	55 Results beginning with... Type A Current Public Water Systems (2004) The Value of GIS in North Carolina NCBIO Survey
$\"ArcGIS$	Esri Maps & Data Group (Recommended for Layer Package downloads) 0 Results All ArcGIS Online content 1 Result Clean Watersheds Needs Survey (CWNS) features Indexed to NHDPlus Version 2.1, EPA OW Warning: Undefined array key 1 in /var/www/site/htdocs/gis/search/search.php on line 260 Warning: Trying to access array offset on value of type null in /var/www/site/htdocs/gis/search/search.php on line 260
$\"data.gov\"$	0 Results

NCSU Data Collection

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Hide ] Possible Related Terms:
Clean Water Needs Survey (CWNS), Water Quality, Water Supply

Important

Legacy denotes outdated data. A more recent version likely exists. Consider an "External Data Source" option linked above, or click the Collection link for updated source options.

Title	Date	Collection	Extent	Scale	MD
EPA BASINS: 1996 EPA/OW Clean Water Needs Survey (CWNS) for the United States and U.S. Territories Legacy	1998	EPA BASINS	United States	1:30,000

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