MENDOCINO COUNTY, CA - A preliminary 4.3 magnitude quake was registered near Willits at midday on Tuesday, according to the U ...

A 4.4 magnitude earthquake struck Mendocino County on Tuesday afternoon, according to the U.S. Geological Survey.

A swarm of a half-dozen earthquakes reaching up to magnitude 2.9 rattled San Ramon in California near San Francisco, the U.S.

LASSEN COUNTY, CA - A 2.0 magnitude quake was detected near Susanville Saturday morning, the U.S. Geological Survey reported.

A preliminary 4.4 magnitude earthquake shook in Northern California Tuesday afternoon, according to the United States ...

A 4.2-magnitude earthquake has struck near Cloverdale in central California, shaking nearby Santa Rosa, too, the U.S.

Earthquake swarms are clusters of small quakes caused by complex fault systems and underground stress, and scientists say ...

For more than a month, the San Francisco Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes — the latest in a series of seismic swarms that have rattled windows and raised fe ...

Moderate shaking was reported near the quake's epicenter, with light shaking reported as far east as Redding, north into ...

Scientists are using the cutting-edge satellite technology from the NASA-ISRO Synthetic Aperture Radar (NASIR) to rethink how ...

A small town in California was hit by earthquakes once every 22 years for over a century, setting the stage for a major ...

A magnitude 4.4 earthquake hit a lightly populated area east-southeast of Willits on Tuesday afternoon, with no immediate ...