Update: Earthquake of 2.4 magnitude registered close to Berkeley, CA on Dec. 25

ALAMEDA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.4 magnitude quake shook near Berkeley Thursday morning.

California bracing for the ‘Big One’? Experts weigh in as earthquake swarm hits for 4th day in a row

California has been hit by an earthquake swarm for the fourth day in a row. Residents have been experiencing earthquake ...

Swarm of earthquakes rattle San Ramon; experts say tremors are reminder to be quake ready

Did you feel it? An earthquake with a preliminary magnitude of 3.1 struck near San Ramon at 5:53 a.m. Tuesday, the U.S.

Earthquake swarm continues to rattle Northern California city, seismologists say

A swarm of at least a dozen earthquakes reaching up to magnitude 3.9 rattled San Ramon near San Francisco, the U.S.

Which fault line do you live on? An earthquake guide for California.

The San Jacinto Fault, considered part of the San Andreas Fault system, has a 5% chance of magnitude 6.7 or larger earthquakes. The line begins at Cajun Pass and runs southeast through San Bernardino, ...

After False Earthquake Alert, Lawmakers Demand Answers on How It Was Sent

The federal government and earthquake experts blamed a technical glitch for the alert that sent warnings hundreds of miles ...