An active swarm of earthquakes was detected about 250 miles offshore of Washington state.

A swarm of 18 earthquakes ranging from magnitude 2.6 to 4.2 struck the coast of Washington early Sunday morning, with the ...

A magnitude 2.7 earthquake was felt in Anacortes, Washington at around 9:22 p.m. on Sunday. So far, 21 people reported ...

Scientists are deploying monitors at the volcanic Mount Adams in Washington State, after a spike in seismic activity. The U.S. Geological Survey (USGS) said Mount Adams typically experiences an ...

Eighteen small- to mid-sized earthquakes were recorded off the coast of Washington on Sunday. The earthquakes were recorded over several hours early in the morning, with the largest being roughly 240 ...

The earthquake-generating geology between Alaska and Washington is very similar. That’s because large portions of both states sit on top of a giant fault, where crustal plates are being shoved past ...

SEATTLE — Today marks the 25th anniversary of the powerful Nisqually earthquake, a magnitude 6.8 temblor that shook Western Washington and left lasting changes in how the region prepares for disasters ...

Washington earthquake experts say we need to be prepared for the next big one starting NOW--but you're probably missing this one critical tool in your prep kit!

This year continues to be a relatively quiet year from an earthquake and tsunami perspective. Four earthquakes have made it into the magnitude 7 range, the largest a M7.5 on March 24 in the Tonga ...

TACOMA, Wash — Twenty-five years after the Nisqually earthquake rattled western Washington, the powerful 6.8-magnitude quake remains a defining moment for the region, both for those who lived through ...