A recent Virginia Tech study reveals that the Pacific Northwest faces a heightened risk of catastrophic flooding and ...

The Cascadia Subduction Zone looks a little different than researchers thought. Here's what that means for "The Big One." ...

Coastal communities from northern California to British Columbia live atop the Cascadia Subduction Zone, which spans about ...

Researchers found that a potential powerful earthquake combined with rising sea levels could lead to a mega tsunami.

A new study warns of a potential 1,000-foot mega-tsunami striking the U.S. West Coast within 50 years. Triggered by a major ...

A powerful underwater volcano known as Axial Seamount off the Oregon coast may erupt. Though scientists say it poses no ...

A new study says a big earthquake and rising sea levels could cause major floods and tsunamis in parts of California, Oregon, ...

Alaska, Hawaii and areas along the mainland West Coast would be at risk if an earthquake erupts along the Cascadia subduction ...

This warning is for a terrifying tsunami (mega tsunami) that could devastate large parts of America. The magnitude of this ...

EUGENE, Ore. (NBC) -- 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 ...

A major Cascadia subduction zone earthquake is coming for the West Coast. During that earthquake, parts of California, Oregon and Washington ... feet and sent a tsunami to Japan.

A long-feared monster earthquake off the coast of California, Oregon and Washington could cause some areas to sink by more ...