Did you feel it? A trio of earthquakes struck near San Ramon Friday morning at 8:14 a.m., the U.S. Geological Survey said.

CONTRA COSTA COUNTY, CA - Saturday night, a preliminary 2.1 magnitude quake was registered near San Ramon, according to the U ...

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

CONTRA COSTA COUNTY, CA - A preliminary 2.1 magnitude quake was recorded near Dublin Friday night, according to the U.S. Geological Survey. The tremor shook the area at 9:55 p.m. It occurred at a ...

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 ...

Since the Northridge quake, a permanent network of GPS stations has been deployed, precisely measuring the gradual strain ...