The Cascadia Megaquake is a looming geological threat that has the potential to unleash catastrophic destruction across the ...

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

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

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

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.

A magnitude 2.4 earthquake was recorded near Long Beach, California, on Sunday night, June 1, according to the US Geological ...

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

A new geological fault has started to show signs of movement along the U.S. coastline, and scientists are watching closely.

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

California has dozens of earthquakes every day. Most are below 3.0 magnitude, so small that they aren’t felt.