The ShakeAlert system that warns about imminent shaking arriving from earthquakes sent a false alarm across California on ...

San Ramon has been hit by multiple quakes over the past four days, including magnitudes 2.9, 2.3, and 2.2 on December 13, a 2 ...

SONOMA COUNTY, CA - According to the U.S. Geological Survey, a 4.2 magnitude quake occurred close to Rohnert Park Sunday afternoon.

Residents in Nevada woke up to a shocking 5.9 magnitude earthquake alert, but after the panic settled, the whole thing turned ...

Major quakes in Japan and Alaska along with a spate of smaller earthquakes in California this fall make folks ask, is the Big ...

California's seismic risk is increasing with supershear earthquakes, which are faster and more destructive than typical ...

A sudden earthquake swarm has been rocking the Central Coast of California, hours after a significant shake hit the region. More than a dozen tremors have been reported since Tuesday afternoon, all ...