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National Geologic Map Database

General Information

  • Title: Geologic map of the Sauvie Island quadrangle, Multnomah and Columbia Counties, Oregon, and Clark County, Washington
  • Author(s): Evarts, R.C., O'Connor, J.E., and Cannon, C.M.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Scientific Investigations Map SIM-3349
  • Publication Date: 2016
  • Map Scale: 1:24,000
  • Cross Section: Yes
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.