LAKE COUNTY, CA - A preliminary 3.3 magnitude quake occurred close to The Geysers on Saturday morning, the U.S. Geological ...

A preliminary 2.2 magnitude quake struck close to Petrolia on Friday night, according to the U.S. Geological Survey.

HUMBOLDT COUNTY, CA - A 3.8 magnitude quake occurred close to Petrolia on Saturday night, the U.S. Geological Survey reported ...

Emergency officials say it’s critical that community members act now to prepare for an earthquake given the chances of a ...

Preparedness saves lives. That's the message California is sending to residents. April marks Earthquake Preparedness Month.

ENSENADA, B.C. - A preliminary 2.6 magnitude quake rattled near Ensenada, B.C. on Friday afternoon, according to the U.S.

The "Big One" is an oft-used nickname for the big San Andreas earthquake that is predicted to hit California sometime in the near future. But while this earthquake will certainly be hugely destructive ...

LYON COUNTY, NV - A 2.2 magnitude quake struck near Silver Springs on Tuesday morning, the U.S. Geological Survey reported.

A minor, 3.5-magnitude earthquake struck in Southern California on Wednesday, according to the United States Geological ...

BOULDER CREEK, Calif. (AP) — An earthquake of magnitude 4.6 in Northern California awakened residents with a jolt early Thursday, with many saying they felt their homes shake for a few seconds in a ...

A magnitude 4.6 earthquake centered in Santa Cruz County rattled Northern California early Thursday morning, waking people up as far away as San Francisco.

A 5.5-magnitude earthquake in Nevada sent tremors across parts of Northern California on Monday evening.