National Geologic Map Database
General Information
- Title: Methods and sources of data used to develop selected water-quality indicators for streams and ground water for EPA's 2007 Report on the Environment: Science Report
- Author(s): Baker, N.T., Wilson, J.T., and Moran, M.J.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Open-File Report OF-2008-1096
- Publication Date: 2008
- Map Scale: 1:41,000,000
- Cross Section: None
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