HUMBOLDT COUNTY, CA - According to the U.S. Geological Survey, a preliminary 3.0 magnitude quake shook near Petrolia Thursday ...

PLUMAS COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.6 magnitude quake occurred near Prattville at ...

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 ...

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

19 Earthquakes Rock San Francisco Bay Area in 2 Hours on a Fault Feared to Trigger 'The Big One' ...

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

Data from the USGS shows the seismic events have ranged in strength from 2.5 up to 4.2 in magnitude.

More than a dozen earthquakes struck near San Ramon on Monday morning, according to the United States Geological Survey.

Levi's Stadium is built 'like a shock absorber.' ...

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

The U.S. Geological Survey reported a magnitude 4.9 earthquake about 12 miles northeast of Indio that caused serious shaking ...

A moderate earthquake hit the Bay Area in California on Monday morning, at the start of Super Bowl 60 week. NFL reporters ...