SONOMA COUNTY, CA - Friday morning, a preliminary 2.2 magnitude quake was reported close to Cobb, according to the U.S.

CONTRA COSTA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.3 magnitude quake occurred near San Ramon ...

The biggest quake was a notable 4.2-magnitude shaker just after 7 a.m. amid an hour-long swarm that began with a ...

The largest of the 19 earthquakes measured by the U.S. Geological Survey was a magnitude 4.2 shaker that was centered about ...

A series of earthquakes rocked a Bay Area city on Feb. 2. Did you feel it? San Ramon was hit by a cluster of quakes starting ...

A 4.9-magnitude earthquake and several aftershocks rattled the Inland Empire on Monday night, according to the United States Geological Survey.

Five earthquakes have rattled California’s Bay Area, putting communities from Gilroy to San Jose on alert and renewing questions about what comes next. I will walk through what is known so far about ...

An ongoing string of more than a dozen earthquakes in less than 90 minutes early Monday ended what had been some recent calm ...

Nearly two weeks after two powerful earthquakes shook the Coachella Valley, a 3.3 magnitude earthquake struck the same area ...

As the Seattle Seahawks and New England Patriots gear up for Super Bowl 60 in Santa Clara, California, a 4.2 earthquake ...

Two earthquakes struck struck near San Ramon Monday morning, according to the United States Geological Survey. The first quake, which hit at around 6:27 a.m., was centered 2.6 miles southeast of San ...

Visiting California? Learn how common earthquakes really are, what experts say about "the Big One," and how you can stay prepared during your trip.