A swarm of more than 400 earthquakes has hit California in the area between the San Andreas fault and the Imperial fault, with further seismic activity and potentially larger earthquakes set to ...

The Southern California section of the San Andreas fault experiences about 10,000 earthquakes per year, but a large majority cannot be felt. The San Andreas fault is an 800-mile fault zone that ...

In the heart of California, the San Andreas Fault lies like a ticking time bomb, silently building pressure for over a century. Stretching more than 1,200 kilometers, this massive fault marks the ...

Southern California’s section of the San Andreas fault is “locked, loaded and ready to roll,” a leading earthquake scientist said Wednesday at the National Earthquake Conference in Long Beach.

California earthquakes are a geologic inevitability. The state straddles the North American and Pacific tectonic plates and is crisscrossed by the San Andreas and other active fault systems. The ...

Southern California could be in for some serious shaking. Scientists uncovered a newly identified fault line that could unleash a magnitude-7.4 earthquake in the region, which other researchers ...

California's boom-and-bust water cycle not only flexes the Earth, it also triggers earthquakes along the San Andreas Fault, according to the same study, published today (May 14) in the journal Nature.

A third earthquake has rocked San Bernardino after the area was hit by two others earlier, raising fears of a serious seismic incident on the San Andreas fault. The US Geological Survey reported ...

An analysis of recent changes along earthquake faults in Southern California suggests there is an increased possibility of a major quake on the San Andreas Fault, researchers said Monday.The ...

A swarm of minor earthquakes near California's Salton Sea is raising concern about the potential for a larger temblor at the state's San Andreas Fault. According to the U.S. Geological Survey, the ...

During an earthquake study conference in Long Beach, a local expert said California's infamous San Andreas fault is due for a massive quake. 24/7 Live Fresno County North Valley South Valley ...

During an earthquake study conference in Long Beach, a local expert said California's infamous San Andreas fault is due for a massive quake. 24/7 Live Los Angeles Orange County Inland Empire ...