It’s the 323rd anniversary of the last Cascadia Subduction Zone earthquake.We spend a fair amount of time thinking about the ‘Big One’ (and the ‘Really Big One’) in the Pacific Northwest.

There are places where splay faults are present along the Cascadia Subduction Zone, and for those spots, the tsunami risk may not have changed much. In southern Washington, ...

PORTLAND, Ore. (KOIN) – A new study mapping the Cascadia Subduction Zone is giving scientists clues about the state of the fault line as the Pacific Northwest awaits a potentially catastrophic ...

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could barrel toward shore.

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could barrel toward ...

The Cascadia Subduction Zone fault is 700 miles long, running from northern Vancouver Island, British Columbia, to Cape Mendocino, California.

PORTLAND, Ore. – A major earthquake waiting to strike the Cascadia Subduction Zone isn’t the only natural disaster looming in the Pacific Northwest, new research shows.A powerful quake ...

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could barrel toward shore.

In the Cascadia Subduction Zone, the Juan de Fuca plate is slowly subducting under North America. As these two tectonic plates move against each other, it could trigger a giant earthquake.

The Cascadia Subduction Zone earthquake Scientists have a clear picture of what will happen when the earthquake strikes. “First would come extremely strong shaking – shaking that makes it ...

The Cascadia Subduction Zone looks a little different than researchers thought. Here's what that means for 'The Big One' Although the hazards may be different, that does not mean the risk is less ...