LOS ANGELES — A preliminary magnitude-4.3 earthquake in the San Bernardino area produced shaking that was felt over ...

Some earthquakes are followed by a larger earthquake, in which case the first quake would then be called a foreshock. For ...

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

A magnitude-2.7 earthquake was reported Friday morning in the San Bernardino County community of Rialto. The quake was ...

RIVERSIDE COUNTY, Calif. - An earthquake rocked Riverside County on Friday morning, according to the U.S. Geological Survey. The USGS said a preliminary 3.6-magnitude earthquake occurred at 9:43 a.m.

A 3.6-magnitude earthquake shook parts of Southern California, the U.S. Geological Survey reported. The about 10-mile deep ...

An earthquake with a preliminary magnitude of 3.6 rattled the San Jacinto Valley on Friday morning. According to the U.S.

And then, early Friday morning, residents in the Los Angeles area received a real-life reminder of the threat when a magnitude 3.7 earthquake struck Compton, the U.S. Geological Survey said.

The earthquake was likely an aftershock of the 4.3-magnitude quake reported five days before around the same area, said seismologist Lucy Jones.

An app that alerts residents in Los Angeles County of earthquakes - potentially providing critical seconds of warning before shaking begins - is now available for download.

A 4.4 magnitude earthquake rocked the Los Angeles region early Monday afternoon.

Los Angeles County Fire Department crews helped rescue a teen trapped in rubble five days after the earthquake in Nepal.