While not a household name like the San Andreas, the Elsinore fault is part of a larger seismic zone that experts fear and ...

A magnitude 5.2 earthquake occurred in northeastern San Diego County near Julian at 10:08 a.m. Monday, causing shaking that ...

California has experienced four earthquakes in less than 12 hours ... which caused ground fissures in the Los Angeles, Santa Ana and Santa Clara Rivers. Trees were uprooted, buildings were ...

A preliminary 2.9 magnitude earthquake struck near Santa Rosa Wednesday afternoon, according to the United States Geological Survey.

Monday's 5.2 magnitude temblor marked another success for California's early earthquake warning system, with users in some ...

A 5.2 magnitude earthquake on Monday rattled homes and businesses in Ramona, but no significant damage was reported, officials said. The quake shook much of Southern California and Tijuana just after ...

LOS ANGELES — Below California's famed beaches, mountains and metropolitan areas lies a sinister web of earthquake faults ... Norwalk, Santa Ana, Garden Grove, Anaheim, Orange, Irvine ...

Two people are in custody Thursday in connection with a triple stabbing at Santa Ana High School that claimed the life of a 14-year-old student.

(Robert de Groot / U.S. Geological Survey) The ShakeAlert earthquake warning system — which is operational in California ... of Rancho Peñasquitos, Santa Ana and southern Orange County said ...