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

SONOMA COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.4 magnitude quake struck close to The Geysers on ...

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

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

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

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 ...

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

A second strong earthquake struck the Coachella Valley this week, worrying residents about a possible stronger quake in the future.

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

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 ...

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

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