HUMBOLDT COUNTY, CA - A preliminary 3.4 magnitude quake occurred near Ferndale on Thursday night, according to the U.S.

A 3.2-magnitude earthquake hit a California city late on Wednesday. STAY UP TO DATE WITH THE LATEST NEWS BY SUBSCRIBING TO ...

The U.S. Geological Survey detected the shallow quake at 9:18 p.m. about 21.5 miles southwest of central Patterson.

A preliminary 2.1 magnitude quake struck near Petrolia on Thursday morning, according to the U.S. Geological Survey.

Every year, California experiences thousands of small tremors that residents usually don't notice, but as massive seismic ...

A magnitude 3.0 earthquake struck at 8:30 p.m. Wednesday, Oct. 14, in the San Jacinto area of Riverside County.

California had a busy weekend underground, with hundreds of micro-earthquakes recorded across the state, including a preliminary magnitude 3.0 quake in Contra Costa County on Monday morning. The ...

A 3.5 magnitude earthquake has shaken parts of Southern California Monday afternoon, striking in the Pacific Ocean off the Orange County coast and felt as far as San Diego. The quake hit at around ...

The statewide tour comes ahead of the Great California ShakeOut on Thursday, when millions of Californians are expected to ...