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

Dozens of small earthquakes have shaken the San Francisco Bay Area over the last month, rattling nerves and raising fears that more seismic events may be on the horizon. The clusters of earthquakes — ...

An earthquake of magnitude 2.9 shook the East Bay on Saturday afternoon, hours after a 2.7 quake in Sonoma County, according to the United States Geological Survey. • California earthquake map: Check ...

No one knows when the next major earthquake will strike. In the meantime, researchers are working to understand how these events could disrupt access to health care in densely populated regions—and ...

A 4.0 magnitude earthquake struck Thursday in the South Bay, near San Juan Bautista, according to the United States Geological Survey. The temblor, downgraded from a preliminary 4.3 magnitude, was ...

A swarm of small earthquakes hit south of San Ramon on Monday, according to the U.S. Geological Survey. About 16 quakes were recorded overnight and into Monday, USGS researcher Annemarie Baltay told ...