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

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 ...

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 ...

This is now the largest recorded earthquake swarm at Mount Rainier since seismic monitoring at the volcano began in 1982, the ...

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 ...

(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 ...