A preliminary 2.9 magnitude earthquake struck Saturday afternoon near San Ramon in Contra Costa County, according to the United States Geological Survey.

A preliminary 2.7 magnitude earthquake struck Saturday morning near Kenwood in Sonoma County, according to the United States Geological Survey.

Right now, millions of people along Japan’s northeastern coast are spending their days under a rare warning that a “megaquake ...

A minor, 3.1-magnitude earthquake struck in Southern California on Thursday, according to the United States Geological Survey ...

At least 7 earthquakes have battered a mountain range in Ventura County on Thursday morning, with preliminary magnitudes ...

Major quakes in Japan and Alaska along with a spate of smaller earthquakes in California this fall make folks ask, is the Big ...

Governor Gavin Newsom is responding to reduce federal aid after Californians received a false earthquake alert on Dec. 4, ...

The Skunk Train in Willits, California isn’t just another tourist attraction—it’s a time machine on wheels that happens to ...

UC Berkeley seismologist Roland Burgmann told SFGATE that Monday morning's earthquakes in San Ramon represent a “flare-up” of last month’s swarm, which produced around 90 small quakes in November.

A powerful 7.5 magnitude earthquake has struck off northern Japan, injuring 23 people and triggering a tsunami ...

The U.S. Geological Survey reports the small earthquake struck just before 3 p.m. about 1 mile west of Piedmont in Alameda ...

TOKYO (AP) — A powerful earthquake struck off the coast of northern Japan on Monday, triggering a tsunami alert, the Japanese ...