LAKE COUNTY, CA - A 3.7 magnitude quake occurred close to Upper Lake on Thursday morning, according to the U.S. Geological ...

LAKE COUNTY, CA - A preliminary 2.2 magnitude quake occurred near Upper Lake on Thursday morning, according to the U.S.

San Ramon has been hit by hundreds of tremors since mid-November.

A U.S. Geological Survey system glitch triggered multiple false earthquake alerts across Northern California late Monday.

Earthquakes occur when the tectonic plates of the Earth's crust shift, jolting past each other in a release of built-up ...

Tremors beneath Northern California show hidden plate movement, helping scientists better understand where future big ...

Improving tsunami hazard assessments depends on understanding what happens at the moment an earthquake ruptures beneath the ...

A magnitude 2.9 earthquake struck near Davis, California, just after 8 a.m., according to the U.S. Geological Survey.

For decades, Dave Regan has used California’s direct democracy system in a relentless campaign to shore up union power — and his own. But his newest mission is on an entirely different scale.

A magnitude 4.3 earthquake struck off the south coast of Haida Gwaii early Wednesday morning, according to Earthquakes Canada ...

For hundreds of Bay Area residents, plate tectonics isn't abstract.

JACKSON COUNTY, N.C. (WNCN) — A small earthquake hit western North Carolina Monday night. The 2.7 magnitude earthquake hit ...