CONTRA COSTA COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.7 magnitude quake rattled near San Ramon ...

For more than a month, the San Francisco Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes — the ...

Did you feel it? An earthquake with a preliminary magnitude of 3.9 struck near San Ramon, followed by multiple aftershocks on ...

A swarm of earthquakes rattled the Bay Area on the evening of Friday, December 19. The earthquakes occurred over a 30-minute span, according to the U.S. Geological Survey. There have been no reports ...

SAN RAMON — A cluster of earthquakes struck the San Ramon area Friday night, continuing a pattern of seismic activity in ...

In California's East Bay, a recent swarm of small earthquakes has pushed long-standing seismic risks back into public view.

A wave of earthquakes ranging up to a preliminary magnitude of 4.0 struck southeast of San Ramon shortly before 8 p.m. Friday, the U.S. Geological Survey said.

RIVERSIDE COUNTY, CA - According to the U.S. Geological Survey, a 3.0 magnitude quake shook near Cabazon at midday on ...

A magnitude 2.6 earthquake was reported Wednesday morning at 9:08 a.m. in the waters off Malibu, about four miles from the city, according to the U.S. Geological Survey. The earthquake occurred nine ...

A swarm of at least a dozen earthquakes reaching up to magnitude 3.9 rattled San Ramon near San Francisco, the U.S.