California has been rocked by at least nine earthquakes since Thursday, raising fears that the "Big One" could be near.

Five minor earthquakes shook California on Thursday, including two rumbles just minutes apart in the San Francisco Bay area, ...

Multiple earthquakes shook California's Bay Area Thursday. They were recorded near Hayward, around 20 miles southeast of Oakland, the USGS reported.

A 4.5 magnitude earthquake and other smaller quakes rocked the Humboldt County coastline in Northern California on Feb. 11 ...

Another earthquake has hit California. A 3.7 magnitude earthquake struck the Malibu area late Friday at approximately 11:44 p.m, according to the U.S. Geological Survey (USGS). The latest quake is one ...

PETROLIA, Calif. – A magnitude 4.1 earthquake shook some Northern California communities early Tuesday morning. According to ...

The United States Geological Survey (USGS) has detected three new earthquakes Thursday afternoon near Hayward and Petrolia, California, less than 12 hours after three quakes rocked those areas ...

A third earthquake struck California in less than six hours, this one rocking the city of Hayward near San Francisco and San ...

A preliminary 4.1 magnitude earthquake struck off the coast of Northern California early Tuesday morning, according to the ...

Parts of Northern and Southern California have felt light shaking from earthquakes early this week. Here's how strong they ...

Seismologists are monitoring California's fault lines for the 'Big One,' a major earthquake that could cause widespread ...