A magnitude 4.0 earthquake was reported Sunday afternoon at 3:30 p.m. three miles from Santa Rosa, according to the U.S.

Did you feel it? Preliminary magnitude 3.2 earthquake struck near Colma in San Mateo County Friday evening, the U.S.

A preliminary 4.0-magnitude earthquake struck California’s Sonoma County on Sunday afternoon, according to the US Geological ...

A preliminary 4.1 magnitude earthquake struck Sunday afternoon near Glen Ellen in Sonoma County, according to the United States Geological Survey.

SONOMA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.1 magnitude quake struck close to Kenwood Sunday ...

California's seismic risk is increasing with supershear earthquakes, which are faster and more destructive than typical ...

SONOMA COUNTY, CA - According to the U.S. Geological Survey, a 4.2 magnitude quake occurred close to Rohnert Park Sunday ...

A swarm of at least six earthquakes reaching up to magnitude 2.9 rattled San Ramon near San Francisco, the U.S. Geological ...

San Luis Obispo Mothers For Peace And The Advocated To Shut Down The Plant Due To Seismic Risks And Significant Harm To ...

Japan is learning what life is life under a megaquake watch. NPR's Rob Schmitz talks to Richard Allen, director of the Berkeley Seismology Lab, about what it means.