This should have West Coasters shaking in their shoes.

A new study is fueling speculation and fear about the risks of a major earthquake in the Cascadia subduction zone, including ...

A new study warns that a megathrust earthquake along the Cascadia Subduction Zone could cause coastal land to sink ...

A major earthquake in the Pacific Northwest could sink land and expand flood zones, putting thousands more at risk.

It's a matter of when -- not if -- a significant earthquake will shake the Pacific Northwest, and a new study says some areas ...