A magnitude-4.1 aftershock has rattled parts of Southern California where a moderate quake occurred the day before.
Experts say a bigger earthquake along the lesser-known fault that gave Southern California a moderate shake could do more damage to the region than the long-dreaded “Big One” from the more famous San Andreas Fault.
More than 100 aftershocks have rattled Orange County south of Los Angeles where a magnitude-5.1 earthquake struck Friday.
A magnitude 5.1 earthquake struck the Los Angeles area Friday evening, according to the U.S. Geological Survey.
Next week marks 50 years since a magnitude 9.2 earthquake in Alaska triggered a tsunami that killed 12 people in Northern California. Scientists are mapping five vulnerable harbors, including Santa Cruz and Crescent City, so managers can come up with better emergency plans.
Behind a sturdy, rusted door, scrawled with ‘Don Not Enter’ signs lies the key to learning more about the Hayward Fault. What’s known as the Lawson Adit actually looks like a dungeon for naughty Cal students.
California’s early earthquake warning system worked as seismologists hoped it would, giving them notice that a quake was about to strike seconds before the ground in Los Angeles began shaking Monday, but residents didn’t get that warning because the state hasn’t identified a source of funding to build and maintain the system.
A magnitude 4.4 earthquake that struck Los Angeles Monday morning won’t impact seismic activity in the Bay Area, according to a seismologist with the U.S. Geological Survey.
An earthquake with a preliminary magnitude of 2.3 was recorded off the San Mateo County coast Monday night, according to the U.S. Geological Survey.
“The Rock” takes to Instagram for a sneak preview of his latest project…