A preliminary magnitude 4.2 earthquake hit the North Bay Sunday afternoon, according to the United States Geological Survey.

Three earthquakes rocked Sonoma County on Sunday afternoon. The first quake struck at 3:30 p.m. just east of Rohnert Park and ...

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

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

The National Weather Service warns that, amid record flooding and as much as 12 inches of rainfall in some places, saturated ...

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

A new lawsuit seeks to overturn the recent approval of an exploratory drilling program in the National Petroleum ...

The fate of the centers isn't sealed, since Congress ultimately has the power to assign funds. But until a decision is made, ...

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

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

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

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