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National Geologic Map Database

General Information

  • Title: Geological map of Washington: southwest quadrant (digital edition)
  • Author(s): Walsh, T.J., Korosec, M.A., Phillips, W.M., Logan, R.L., Schasse, H.W., Meagher, K.L., and Haugerud, R.A.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Open-File Report OF-99-382
  • Publication Date: 1999
  • Map Scale: 1:250,000
  • Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.