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

A string of earthquakes has made some wonder if this enormous West Coast volcano is about to erupt, but here's what seismologists have to say.

Over 200 earthquakes have been detected around Mount Rainier, ... "Right now, this swarm is still within what we consider normal background levels of activity at Mount Rainier," the USGS said.

Scientists with the U.S. Geological Survey and the University of Washington recorded more than 400 minor earthquakes beneath Mount Rainier.

SEATTLE (AP) — Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington's Mount Rainier but say there is no indication that the cluster of ...

NEAR MT. RAINIER, Wash. — Once again, some persuasive pictures of Mount Rainier have led a few to wonder if the volcano was beginning to erupt earlier this month. Spoiler alert: no, Mount ...

The last large earthquake swarm at Mount Rainier occurred in 2009 and lasted for three days. The swarm resulted in more than 1,000 earthquakes and the largest was of a 2.3 magnitude, according to ...

Mount Saint Helens, Mount Adams, Mount Baker, and Glacier Peak are four of the active volcanoes in Washington state. The fifth, located less than 70 miles from Seattle, is Mount Rainier.

PIERCE COUNTY, Wash. (KATU) — A swarm of more than 300 earthquakes has now been recorded at Mount Rainier. There have been 334 quakes recorded since the swarm began on July 8, making this swarm ...