National Geologic Map Database
General Information
- Title: Sediment transport and deposition, Walnut and Pacheco Creeks, Contra Costa County, California, August 1965 - April 1970
- Author(s): Porterfield, George
- Publishing Organization: U.S. Geological Survey
- Series and Number: Open-File Report OF-72-302
- Publication Date: 1972
- Map Scale: 1:230,000
- Cross Section: None
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