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

A 4.3-magnitude earthquake jolted a lake shoreline Friday, July 11, in Southern California, the U.S. Geological Survey ...

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

More than 300 tremors were recorded below Mount Rainier over the course of three days. Scientists say they were too weak for ...

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

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

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

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

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

An earthquake shook the North Carolina mountains Friday evening. According to the U.S. Geological Survey, the earthquake ...

An earthquake with a preliminary magnitude of 3.6 has struck about 3 miles west of Borrego Springs in northeastern San Diego ...

LOS ALTOS, Calif. - A small earthquake hit the South Bay on Tuesday. The quake measured at a magnitude of 3.0 and was ...