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 ...

Seattle officials have identified more than 1,100 buildings that could collapse or suffer major damage if a powerful earthquake hits the city. Many of the vulnerable structures are schools and ...

A big quake in the Pacific Northwest today could cause coastal land to sink rapidly — up to seven feet, a new study finds.

The Cascadia subduction zone could pose a major threat to the West Coast if a high magnitude earthquake were to occur, ...