SAN DIEGO COUNTY, CA - Wednesday night, a 2.0 magnitude quake was detected close to Borrego Springs, according to the U.S.

SAN DIEGO COUNTY, CA - A 3.2 magnitude quake was recorded near Borrego Springs at midnight on Tuesday, according to the U.S.

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

Multiple small earthquakes struck Monday morning, centered near San Ramon, according to the United States Geological Survey.

A magnitude 3.3 earthquake occurred at 12:36 p.m. Sunday along the Camp Pendleton coastal line, generating brief, minor ...

According to the U.S. Geological Survey, the temblor hit at 12:36 p.m., just south of San Clemente.

A notification about a magnitude-5.9 earthquake in western Nevada Thursday morning was a false alert, the USGS said. The quake alert generated by the ShakeAlert early warning system indicated an ...

A 3.3 magnitude earthquake struck off the coast of Orange County, California, causing weak to light shaking to be felt as far ...

A 3.7 earthquake rattled San Ramon on Monday morning, following several earlier small quakes in the area, according to the ...

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

A 7.6 magnitude earthquake in northeast Japan triggered a tsunami of up to 40 centimeters (16 inches) in some coastal communities, but no tsunami warning was issued for the U.S. West Coast, Alaska, or ...

San Diego County Supervisors voted to explore new options for the storage and removal of nuclear waste from the San Onofre ...