RIVERSIDE COUNTY, CA - A preliminary 2.9 magnitude quake was detected near Moreno Valley around midday Tuesday, the U.S.

SAN DIEGO COUNTY, CA - Tuesday morning, a 2.0 magnitude quake was recorded near Pine Valley, according to the U.S. Geological ...

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

Three minor earthquakes struck near San Ramon, California, within minutes on Friday morning, with the strongest measuring ...

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 ...

Did you feel it? An earthquake with a preliminary magnitude of 3.2 struck near San Ramon on Thursday, the U.S. Geological ...

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

More than 300 earthquakes have rattled the same region in California over the past month, sparking fears among locals that a big one could soon strike. San Ramon in the East Bay has been the epicenter ...