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The U.S. Geological Survey Cascades Volcano Observatory said the swarm began early Tuesday at the 14,410-foot volcano near ...
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 ...
Over 200 earthquakes have been detected around Mount Rainier, Washington, raising eyebrows during the biggest swarm of tremors in nearly two decades.
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.
Hundreds of small earthquakes have rattled Mount Rainier this week in the largest swarm of tremors in more than a decade.
Mount Rainier on Tuesday experienced its largest seismic activity since 2009, with a swarm of small earthquakes detected. According to the United States Geological Survey, hundreds of earthquakes ...
Mount Rainier was experiencing "the most significant seismic activity" at the volcano in more than 15 years as an "earthquake swarm" hit the site starting on Tuesday.
Hundreds of earthquakes are detected at or near Mount Rainier each year, though typical swarms are smaller than what started last night.