The Cascadia Subduction Zone is unusually quiet for a megathrust fault. Spanning more than 600 miles from Canada to ...

On Feb. 28, 2001 at 10:54 a.m., a 6.8 magnitude earthquake rattled western Washington, leaving billions of dollars in damages ...

Where were you at 10:54 a.m. on01? At that moment, 25 years ago, there was a whole lotta shaking going on as the Nisqually Earthquake struck western Washington.

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 ...

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.

Make no mistake—this doesn’t mean there is no danger. The researchers urge policymakers to treat seismic risk as a constant.

When Washingtonians talk about the possibility of a major earthquake in the Cascadia Subduction Zone, the conversation typically focuses on the immediate impacts: the threat of casualties, building ...

(a) Geological units and earthquake distribution of an oceanic subduction zone. The orange shadow beneath the volcanic arc represents partially molten areas and magma channels. (b) Thermal structure ...

Workers check damage to Interstate 880 in Oakland after it collapsed during the Loma Prieta earthquake in October 1989. (Paul Sakuma / Associated Press) They are two of the West Coast's most ...