A minor, 3.7-magnitude earthquake struck in Southern California on Thursday, according to the United States Geological Survey ...

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

An earthquake and dozens of aftershocks rattled Southern Californians starting on Tuesday night and continuing into Wednesday morning. Could a bigger one be on the way? As a general rule, the risk ...

A 3.8 magnitude earthquake hit the coast of Southern California on Sunday morning near Malibu, officials said.. The earthquake happened at around 2:29 a.m. local time in the Pacific Ocean, about ...

The magnitude 5.2 earthquake near Bakersfield was felt over a wide area of Southern California. Experts say there are several reason for this, including its size, time of night and the so-called ...

A powerful 7.1-magnitude earthquake rocked buildings and cracked foundations in Southern California on Friday night. Follow the latest developments.

A slew of earthquakes shook up the Salton Sea region of Southern California within 24 hours over the weekend, with the seismic activity reaching up to 4.5 in magnitude.

About 5% to 10% of all California earthquakes are followed by a larger one within a week, and the probability of a larger quake depends on how much aftershock activity there is, according to the USGS.

Southern California’s last magnitude 7.9 earthquake occurred in 1857, ... Two have occurred twice in recent times: the 1906 San Francisco earthquake and one in 1857 in Southern California.

Hector Mine Earthquake. In October 1999, one of the largest earthquakes recorded in Southern California was centered in the desert east of LA. The magnitude-7.1 Hector Mine quake produced shaking ...

Tuesday's earthquake is the most recent shaker to hit California. On Aug. 2, a 3.3-magnitude earthquake centered on the west side of the Salton Sea was felt in parts of Southern California. On ...