A 2.9-magnitude earthquake jolted Western Washington awake Thursday, Aug. 21, the U.S. Geological Survey reported. The ...

A spike in earthquakes at Mount Adams, a volcano in Washington state, prompted scientists to install additional monitoring instruments to assess the seismic activity.

A “notable” earthquake registering at a preliminary magnitude of 4.5 struck Washington State on Monday morning, according to the United States Geological Survey.

PLUMAS COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.2 magnitude quake struck close to Johnsville ...

Are you prepared if an earthquake were to shake western Washington? That was the focus of the Great Washington ShakeOut Thursday.

Washington 3.4 magnitude earthquake strikes western Washington The earthquake was recorded at 3:45 a.m. just southeast of Auburn along the Green River.

An earthquake of magnitude 8.8 - one of the world's strongest-struck Russia's Far Eastern Kamchatka Peninsula early on ...