Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data ...

Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data ...

A magnitude 4.4 earthquake hit Southern California on Thursday morning, according to the U.S. Geological Society.

The Rialto Fire Department reported that a series of small earthquakes shook the northwestern portion of the city Thursday ...

A 4.4-magnitude earthquake centered just west of Muscoy, and north of San Bernardino, rattled Southern California at 9:32 a.m ...

A swarm of earthquakes, including one with a magnitude of 4.3, shook San Bernardino County on Thursday morning. According to ...

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.

Also well known in L.A. is the Newport-Inglewood fault, which unleashed the 1933 Long Beach earthquake — the deadliest temblor in Southern California’s modern history.

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.

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 12 ...

A light, 4.3-magnitude earthquake struck in Southern California on Thursday, according to the United States Geological Survey ...