Santa Ana, Garden Grove, Anaheim, Orange, Irvine and Lake Forest. Monday’s 5.2 magnitude temblor marked another success for California’s early earthquake warning system, with users in some ...

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

The magnitude 5.2 earthquake that shook most of Southern ... border through San Diego County to the northern end of the Santa Ana mountains near Los Angeles," said The San Diego Union-Tribune.

The temblor started 8.3 miles deep, immediately south of the Elsinore fault zone, one of the busiest seismic zones in California, according to the USGS. The earthquake ... of the Santa Ana ...

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.

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 ...

(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 ...