The Cascadia Subduction Zone off the coast of North America spans from northern California to southern British Columbia. This subduction zone can produce earthquakes as large as magnitude 9 and corresponding tsunamis.
Earthquake and Tsunami Information
Visit our comprehensive collection of information to get your home and office ready for an earthquake and tsunami. We live just miles away from the Cascadia Subduction Zone. Learn about this geologic location and the immense power it can release.