A magnitude 2.3 earthquake was recorded under Mount Rainier on Wednesday, the strongest yet in a swarm of over 229 quakes this week. USGS says there's no signs of impending eruption.

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano ...

The payload is listed as "Commercial GTO-1," which the company hasn't used before. The Dror-1 satellite uses mostly Israeli ...

An earthquake swarm began at Mount Rainier on Tuesday (July 8), with the region hit by more than 300 small quakes, the most significant seismicity at the volcano since 2009, the US Geological Survey ...

SEATTLE (AP) — Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington’s Mount Rainier ...

In the preceding week, small earthquakes were detected at Mount Rainier and Mount St. Helens, but the activity was "consistent with background activity levels in the Cascade Range." ...

[It} actually has quite a few deep earthquakes that look like magma is either coming into the system or is cooling under there,” Thelen explained. “Now, go to Mount Rainier.

The events on Mount St. Helens 45 years ago feel like yesterday to Driedger, but she points out many people in the Northwest have only known the mountain as it is today, a beautiful place to recreate.

Although not as tall as Mount Rainier, it is larger in volume and the most massive composite cone in the Cascades. It last erupted over 1,000 years ago, and the current cone was built 40,000 to ...

The May 18, 1980, eruption of Mount St. Helens killed 57 people, according to the USGS. Most people died from asphyxiation or trauma from pyroclastic flows, a mix of rocks, ash, and gas, the USGS ...