U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

General Information

  • Title: Bedrock geology of San Juan County
  • Author(s): Vance, J.A.
  • Publishing Organization: Washington Department of Ecology
  • Series and Number: Water-Supply Bulletin no. 46 [p. 3-19]
  • Larger Work: Russel, R.H., ed., Geology and Water Resources of the San Juan Islands, San Juan County, Washington
  • Publication Date: 1975
  • Map Scale: 1:63,360
  • Cross Section: None
  • Find more maps in this area with mapView
  • Corrections to this entry?
* See base map disclaimer below

Map Preview

(Click image to enlarge)

Downloads from the NGMDB

Poor quality image? Let us know

* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.