Geologist: Damaging Cascadia earthquakes are coming; here's a NW WA shaking primer

Geologist: Damaging Cascadia earthquakes are coming; here's a NW WA shaking primer

The Cascadia Subduction Zone has been the site of multiple magnitude-9 earthquakes, likely to cause tremendous damage and loss of life between British Columbia and California. (Image courtesy of U.S. Geological Survey) Earthquakes are common in western Washington, but we don’t know when they will happen. Most earthquakes are small and of little consequence but there is potential for large, damaging earthquakes. Understanding where earthquakes wi…