Below California's famed beaches, mountains and metropolitan areas lies a sinister web of earthquake faults — some so ...

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

This large fault zone is responsible for Monday's temblor and experts believe it's time for more people to learn about it.

A preliminary 6.0-magnitude earthquake struck near San Diego, according to the U.S. Geological Survey. The quake's epicenter ...

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

A magnitude 5.2 earthquake near Julian rattled much of Southern California and Tijuana just after 10 a.m. Monday, prompting ...

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

The earthquake was felt across San Diego, as well as several areas in Los Angeles, Riverside and San Bernardino counties, ...

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