A major earthquake hasn't struck any of California's biggest cities in more than three decades, but the "Big One" is a matter ...
HUMBOLDT COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.6 magnitude quake shook close to Petrolia ...
SAN BERNARDINO COUNTY, CA - at midday on Wednesday, a preliminary 2.8 magnitude quake was detected near Fontana, according to ...
Supershear earthquakes are more common than previously believed, some scientists say — carrying potentially profound risk for ...
An earthquake with a preliminary magnitude of 3.1 shook the East Bay on Thursday morning, according to the United States ...
The Great California ShakeOut is coming. The event is an annual earthquake drill, aimed at increasing public awareness about ...
An earthquake simulator called the Shake Trailer is making a tour of the state this week to help people prepare for a massive ...
One of the most dangerous faults in the United States, the Cascadia Subduction Zone, may be able to trigger an earthquake on ...
The most widespread way is through Wireless Emergency Alerts (WEA), which sends loud alerts to all cellphones. If an ...
In the Bay Area, BART plans to automatically slow down its trains and have them come to a brief stop, as the system is ...
Millions of Californians are set to "Drop, Cover, and Hold On" on Thursday as part of the annual Great California ShakeOut ...