HUMBOLDT COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.5 magnitude quake rattled close to Petrolia ...

RIVERSIDE COUNTY, CA - Saturday morning, a preliminary 2.2 magnitude quake was registered close to Indio, according to the ...

An earthquake swarm hit the San Francisco Bay Area on Sunday morning. The quakes, ranging from 2.9 to 3.8 on the Richter ...

A 3.6-magnitude earthquake struck near Vallejo, California, on Thursday afternoon, with tremors felt across Berkeley, Benicia ...

At 9:39 a.m., a magnitude 3.8 earthquake struck near Summerwood Loop and Alcosta Boulevard in San Ramon. Within three minutes ...

When will "The Big One" hit the U.S. West Coast? Nobody knows, but should it happen, science can give us a good idea of its ...

A 3.6-magnitude earthquake shook the Vallejo area in Northern California, the U.S. Geological Survey reported. The 6-mile ...

A swarm of small earthquakes struck California's East Bay on Sunday morning, the United States Geological Survey (USGS) has ...

A swarm of more than 20 earthquakes reaching up to 3.8 magnitude rattled San Ramon near San Francisco in Northern California, ...

A series of earthquakes between 2.5 and 3.8 magnitude struck southeast San Ramon beginning at 9:38 a.m. Sunday, according to the U.S. Geological Survey. The first quake, magnitude 3.8, rattled the ...

California Republicans are challenging their state's voter-approved redistricting plan, adding to the ongoing court battle ...

Assemblymember Greg Wallis (AD47) hosted a Personal Emergency Preparedness seminar in Thousand Palms on Wednesday to help ...