SAN LUIS OBISPO COUNTY, CA - A preliminary 2.0 magnitude quake struck close to San Simeon on Friday afternoon, according to ...

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

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

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

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

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers at a public university in California say they have developed a way to identify the most likely locations of some of ...