Mount Rainier experienced its largest earthquake swarm on record this week, but seismic activity is now significantly ...

The so-called earthquake swarm at Mount Rainier dwindled Friday but has surpassed the last large event at the volcano in 2009 ...

At least two people said on social media that they felt the earthquake, according to the U.S. Geological Survey.

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A magnitude 3.7 earthquake was reported near Monterey County early Saturday morning, according to USGS. The quake was ...

Hundreds of small earthquakes have rattled Mount Rainier this week in the largest swarm of tremors in more than a decade.

Seismicity has decreased” from 30 events per hour at the peak to a few per hour as of Saturday morning, the U.S. Geological Survey said Saturday.

Mount Rainier is an active stratovolcano 45 miles southeast of Tacoma and 60 miles south-southeast of Seattle. Its last ...

Hundreds of small earthquakes were detected at Mount Rainier on Tuesday in the largest such swarm at the active stratovolcano ...

Another 2.6-magnitude earthquake rattled Tennessee on July 9 around 8:52 p.m., according to the U.S. Geological Survey.