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Finding maps online
Free downloads of detailed, accurate maps, including topographic, geologic, hydrologic, and more, at the national, state, county, and world level.
Washington Interactive Geologic Map
The Washington State Department of Natural Resources Division of Geology and Earth Resources provides this interactive online geologic map of Washington State.
The geographic information available from The National Map includes orthoimagery (aerial photographs), elevation, geographic names, hydrography, boundaries, transportation, structures, and land cover
Historical Topographic Maps
Historical Topographic Maps, from the USGS, provides high-resolution scans of more than 178,000 historical topo maps of the United States. Can search by map name or browse through a map interface.
Find topographical maps in print
Browse topographic maps for Washington and Oregon in the lower level of the Collins Memorial Library. Ask at the Learning Commons desk or contact Eli to make an appointment if you'd like assistance!
You can also search our holdings via Collins Catalog. Simply enter your key terms and select the material type "maps", as below: