Geologists studying the fault line running along the Pacific Northwest coast say the next major earthquake produced by the ...

Along roughly 700 miles of Pacific coastline stretching from northern California to British Columbia sits a fault capable of ...

New Oregon Department of Emergency Management study reveals grim 25% survival rate for Seaside during a Cascadia Subduction ...

Oregon Department of Emergency Management guidance proposes a solution to improve tsunami survival in coastal communities.

One day, a catastrophic earthquake will rock the U.S. West Coast. Experts weigh in on whether we're truly ready.

SEATTLE — Newly-released research led by the University of Washington (UW) showed that a feature scientists hypothesized was present along the Cascadia Subduction Zone is missing in places. What does ...

Off the coasts of southern British Columbia, Washington, Oregon and northern California lies a 600 mile-long strip where the Pacific Ocean floor is slowly diving eastward under North America. This ...

Hidden off the US Western shore, beneath the Pacific Ocean, is the Cascadia Subduction Zone. This fault is capable of generating earthquakes larger than magnitude 8 that can be felt hundreds of miles ...

The Cascadia Subduction Zone (CSZ) is a massive fault line stretching from Vancouver Island to Northern California—and it’s the source of the vast majority of earthquakes and tsunamis in the region.

The Juan de Fuca plate beneath northern Oregon appears to be shallower than previously estimated, potentially making shaking ...