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Northwest Origins:  An Introduction to the Geologic History of Washington by Townsend and Figge, University of Washington Burke Museum. Concise text summary ideal for the lay reader.

2-minute geology 12-part video series created by CWU geology professor, Nick Zinter.  Start with the “Wenatchee Valley” and view them all, hosted on the website.

Ice Age Floods Institute  and parallel Huge Floods website provide text and excellent photos and videos explaining our regions recent geologic history.

Washington Department of Natural Resources Geology Publications and Maps portal.   Volcano Hazards Program, Cascades Volcano Observatory.

Geologic Map of the Wenatchee Quadrangle.  U.S.G.S. map service.