The quakes come as California sees the effects of an atmospheric river that has caused flash flooding, rescues, and ...

A 4.2-magnitude earthquake has struck near Cloverdale in central California, shaking nearby Santa Rosa, too, the U.S.

For more than a month, the San Francisco Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes — the latest in a series of seismic swarms that have rattled windows and raised fe ...

Earthquake swarms are clusters of small quakes caused by complex fault systems and underground stress, and scientists say ...

This initial tremor was quickly followed by a second earthquake, which was slightly stronger at 5.3. Such moderate earthquakes can often be unsettling, especially for residents in a seismically active ...

For more than a month, the Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes — the latest in a series of seismic swarms that have rattled windows and raised fears across ...

Two earthquakes struck Southern California in the past two days, both estimated at 2.5 magnitude according to USGS.

A series of strong quakes abroad and smaller ones at home has Californians increasingly asking the same question: Is the “Big One” looming? Two earthquakes of magnitude 7.0 or greater struck within ...