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National Geologic Map Database

General Information

  • Title: Surface geology, 1:24,000--GIS data, January 2023
  • Author(s): Washington Geological Survey
  • Publishing Organization: Washington Geological Survey
  • Series and Number: Digital Data Series DS-10, version 3.2, previously released November 2019
  • Publication Date: 2023
  • Map Scale: 1:24,000
  • Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.