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

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

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

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

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

A preliminary 3.4 magnitude earthquake struck Friday morning off the coast of Northern California, according to the United ...

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 ...

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

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

The quakes began just before 1:30 a.m. on Tuesday, according to the Geological Survey at the Cascade Volcano Observatory.

WASHINGTON, USA — A "swarm" of small earthquakes near the summit of Mount Rainier Tuesday is no cause for concern, according ...