The Cascadia subduction zone sits just offshore of the Pacific Northwest. Red shading indicates areas of possible slip on the fault during a magnitude-9.0 earthquake. Credit: USGS

Posted on by

The Cascadia subduction zone sits just offshore of the Pacific Northwest. Red shading indicates areas of possible slip on the fault during a magnitude-9.0 earthquake. Credit: USGS

The Cascadia subduction zone sits just offshore of the Pacific Northwest. Red shading indicates areas of possible slip on the fault during a magnitude-9.0 earthquake. Credit: USGS

Latest posts by Jen Schmidt (see all)