Over 200 earthquakes have been detected around Mount Rainier, Washington, raising eyebrows during the biggest swarm of ...

The tremors were too weak for humans to feel. But the frequency of them is the most since researches started monitoring the ...

Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington's Mount Rainier but say there is ...

The series of earthquakes is the first major swarm of seismic events since 2009. Is it safe if you’re planning on visiting?

Geologists are continuing to monitor Mount Rainier in Washington state days after the first earthquake swarm in more than 15 ...

Mount Rainier is considered an active volcano and has not had a significant eruption in the past 500 years. However, it is ...

A swarm of small earthquakes was detected beneath Mount Rainier on July 8, 2025, but officials say there is no current threat ...

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.

SEATTLE — Clusters of small earthquakes have popped off under western Washington in the last month, with many of them happening right under the Mount Rainier volcano. These clusters have been ...

The Pacific Northwest is facing high wildfire danger this summer, and in response, every national park in the region has now ...

(CNN) — The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 ...