The earthquake was centered in Petrolia at a depth of 10.1 kilometers (about 6.3 miles). The USGS said it received 19 reports ...

Fault zones are often wide, branching networks rather than narrow lines, requiring a shift to 3D models for better earthquake ...

Southern California typically experiences more than 10,000 earthquakes per year, according to the United States Geological ...

What's the Elsinore fault? California has long been a hotbed of seismic activity, with notorious San Andreas being the ...

The quake centered near San Diego, but shockwaves were felt as far as Los Angeles more than 100 miles away, according to the ...

A moderately strong, 5.2-magnitude earthquake struck in Southern California on Monday, according to the United States ...

The temblor was centered about 2.5 miles south of Julian, according to initial reports from the U.S. Geological Survey.

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

An earthquake with a preliminary magnitude of 5.2 hit Southern California on Monday morning. Experts with the Seismological ...

A magnitude 5.2 earthquake jolted southern California Monday morning near San Diego felt as far away as Mexico, according to ...

Below California’s famed beaches, mountains and metropolitan areas lies a sinister web of earthquake faults — some so infamous that their names are burned into the state’s collective ...

The temblor was detected near Julian, California. There were no immediate reports of major damage or injuries.