The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the ...

It is named after the Cascadia Subduction Zone — a 600-mile-long fault just off the coast that runs from Northern California to British Columbia.

Scientists are sounding the alarm on a 'sleeping giant' off the coast of California, warning it could sink land in several states in just minutes.

New Cascadia Subduction Zone research suggests the tsunami risk for some coastal communities in the Pacific Northwest may not be quite as acute as originally thought. Ian McCluskey / OPB.

A so-called "doomsday tsunami" is likely to hit the United States in the near future, but scientists now say there is a ...

"Along the Washington, Oregon, and northern California coasts, the next great Cascadia subduction zone earthquake could cause up to 2 m [6.5 feet] of sudden coastal subsidence, dramatically ...

A major West Coast earthquake along the Cascadia subduction zone could have an unexpected and destructive side-effect for shoreside communities throughout the region.. Research recently published in ...

A 700-mile fault could snap by 2075, sinking parts of Portland, Seattle & SF. The Cascadia megaquake may trigger a 100-ft ...

Chile – As the only segment of the Chile-Peru Subduction Zone not to have ruptured within the last 100 years, the north Chile segment is now considered to be a region at high risk from an ...

A new study published in Science Advances has revealed the first detailed images of a newly developing subduction zone off ...

Southern Vancouver Island could be in the most dangerous part of the Cascadia Subduction Zone, a 1,000-kilometre-long area stretching from B.C. to California prone to earthquake activity.

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.