When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five ...

researchers Other fault lines have small earthquakes “going off all the time” which help researchers map those zones; however ...

The Cascadia subduction zone stretches from northern California all the way to Canada's British Columbia. It also sits under Oregon and Washington and extends off shore into the Pacific Ocean.

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. west coast could shake violently for five ...