National Geologic Map Database
General Information
- Title: Relation between selected well-construction characteristics and occurrence of bacteria in private household-supply wells, south-central and southeastern Pennsylvania
- Author(s): Zimmerman, T.M., Zimmerman, M.L., and Lindsey, B.D.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Water-Resources Investigations Report 2001-4206
- Publication Date: 2001
- Map Scale: 1:2,325,000
- Cross Section: None
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