Nearly 200,000 people in Southern California felt shaking after hundreds of earthquakes rattled the Imperial County desert ...

There have been more than 400 tremors recorded in this swarm as of May 11. How unusual is this?

The earthquakes continued for hours until a heavy 4.5-magnitude quake rattled the Southern California city from a depth of ...

A 3.3 magnitude earthquake shook the ground in the Redlands area, east of Los Angeles, on Wednesday morning. The earthquake’s ...

A magnitude 4.6 earthquake struck California’s Central Coast early Thursday morning, according to the U.S. Geological Survey (USGS). The quake hit near Boulder Creek, Calif., at 1:41 a.m. PDT, with an ...

A flurry of seismic activity recently has struck Nevada, including a magnitude 5.7 earthquake 45 miles east of Reno that was ...

Unlike the San Andreas Fault — one of the most heavily studied faults in the world — scientists know comparatively little ...

Emergency officials say it’s critical that community members act now to prepare for an earthquake given the chances of a large one striking the region and the unpredictable nature of such a disaster.

A 5.7-magnitude earthquake in Nevada sent tremors across parts of Northern California on Monday evening. The U.S. Geological Survey said the epicenter of the quake was about 12 miles southeast of ...

More than a dozen earthquakes shook Brawley, Calif. Saturday night, including a 4.4-magnitude quake that was felt across ...