Known as the Cascadia Subduction Zone, this 1,130-kilometer-long (700-mile-long) fault line extends from around Cape ...

The Cascadia Subduction Zone, dormant for over 300 years, poses a significant threat to the Pacific Northwest. A future ...

MOUNT VERNON, Wash. — A 2.9 magnitude earthquake was recorded early Tuesday morning near Mount Vernon. The shakes were ...

The Cascadia Subduction Zone, stretching from northern California to British Columbia, is one of the most dangerous seismic ...

The PNW may be hit with a major earthquake in the next 50 years. There is no telling when, but a social media earthquake ...

Researchers developed a fourth-generation buoy in Seattle that can detect an earthquake-triggered tsunami 10-15 minutes ...

By luck of geology, the Pacific Northwest coast isn’t being hit nearly as hard as other areas of the world by climate change-driven sea level rise.

Far beneath the Pacific, a hidden volcano is swelling again after years of silence. Scientists are watching closely as ...

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 ...

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

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