It's a matter of when -- not if -- a significant earthquake will shake the Pacific Northwest, and a new study says some areas ...

It was reported being felt by several people in Middletown, about 9 miles from where the quake struck, according to ...

A big earthquake along the Cascadia fault could cause Washington's coastal lands to suddenly drop nearly 7 feet, instantly increasing the flood risk to beachside communities, new research shows.

Washington state has seen several recent earthquakes ranging from small tremors near Tacoma and Vashon Island to larger ...

A century ago, Mossbrae Falls was a glorious tourist attraction. Now, there is no easy, or legal, way for the public to get ...

The next major Pacific Northwest earthquake could cause coastal land to sink by up to 6.5 feet in a matter of minutes, a new ...

In some areas, the ground could sink 6 feet in the moments after an earthquake in the Pacific Northwest, researchers warned.

A major earthquake in the Pacific Northwest could sink land and expand flood zones, putting thousands more at risk.

Sea water levels are already rising because of climate change. A big earthquake will cause them to go up even more, besides ...

Researchers are sounding an alarm about an earthquake fault along the Northern California coast. A new study shows a large ...