A preliminary 3.5-magnitude earthquake struck near Desert Center this afternoon, according to the U.S. Geological Survey.

An earthquake rattled parts of Riverside, San Bernardino and San Diego counties early Thursday morning. The 3.5-magnitude ...

A magnitude-3.3 earthquake was reported near Anza in Riverside County on Monday at 3:20 a.m., according to the U.S. Geological Survey. It was centered 16.5 miles southwest of La Quinta and 17.4 miles ...

An earthquake with a magnitude of 3.5 was recorded near Borrego Springs Thursday morning, the U.S. Geological Survey reported.

Riverside and San Bernardino counties and beyond, was timed to Thursday’s Great California ShakeOut event. “Lately there’s been some medium- to minor-sized earthquakes throughout Southern ...

Millions of people across California will participate in the Great California ShakeOut on Thursday, a day dedicated to practicing earthquake safety. More than 10.5 million people have signed up ...

The “Great California ShakeOut,” as the annual drill is called, takes place this year on the 35th anniversary of the Loma Prieta earthquake, one of the deadliest and most destructive in the ...

People in schools and offices across the Bay Area will have a chance to practice their earthquake response Thursday morning as part of the "Great California ShakeOut." Millions of Californians are ...