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 magnitude 4.0 earthquake hit the North Bay Sunday afternoon, according to the United States Geological Survey.

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

A 4.2 magnitude earthquake has struck California. Reports of damage were not immediately available.

Landslide hazard mapping has made big strides, but the public still must rely on piecemeal mapping and incomplete data to ...

Models produced by climate scientists in the 2000s suggested that the masses of ice that gave Glacier National Park its name ...

VENTURA COUNTY, CA - the U.S. Geological Survey reported that a 3.6 magnitude quake occurred close to Fillmore Saturday ...

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

The federal government and earthquake experts blamed a technical glitch for the alert that sent warnings hundreds of miles ...

HUMBOLDT COUNTY, CA - A 3.2 magnitude quake was registered close to Blue Lake Thursday morning, according to the U.S.