Source-Area Characteristics Of Large Public Surface-Water Supplies In The Conterminous United States

An Information Resource for Source-Water Assessment

By Richard B. Alexander, Richard A. Smith, Michael J. Focazio, & Marilee A. Horn

U.S. Geological Survey
Open-File Report 99-248

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U.S. Department of the Interior, U.S. Geological Survey
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Last modified: Thursday, January 10 2013, 11:07:59 PM
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