A swarm of at least six earthquakes reaching up to magnitude 2.9 rattled San Ramon near San Francisco, the U.S. Geological ...

VENTURA COUNTY, CA - A 3.3 magnitude quake was reported close to Ojai Tuesday morning, according to the U.S. Geological ...

A swarm of 20 earthquakes has jolted Southern California, shaking communities just miles from Los Angeles. The largest quake ...

CONTRA COSTA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 3.0 magnitude quake occurred close to San ...

A 3.1-magnitude earthquake struck near Devore in San Bernardino County on Tuesday night, according to the United States ...

The quake came only eight days after three earthquakes shook the area in the course of about 100 minutes. More than 30 quakes ...

On Monday morning, around 30 minor earthquakes erupted in a swarm near the Geysers geothermal field south of Clear Lake. The day before, seven quakes rattled Sonoma County, including a 4.0 quake. The ...

California's seismic risk is increasing with supershear earthquakes, which are faster and more destructive than typical ...

Major quakes in Japan and Alaska along with a spate of smaller earthquakes in California this fall make folks ask, is the Big ...

Residents in Nevada woke up to a shocking 5.9 magnitude earthquake alert, but after the panic settled, the whole thing turned ...

The ShakeAlert system that warns about imminent shaking arriving from earthquakes sent a false alarm across California on ...

A rare, ultra-long earthquake in Myanmar revealed that mature faults can deliver their full force directly to the surface.