Several earthquakes have been reported in Petrolia in recent weeks, most notably a 7.0-magnitude earthquake on December 5, ...

A 7.0 magnitude earthquake was reported in northern California on Thursday, according to the United States Geological Survey.

A tsunami warning for the Bay Area after the earthquake in Northern California might have come as a surprise. Here's why it ...

A preliminary 3.6 magnitude earthquake struck Wednesday morning off the Northern California coast, according to the United ...

The agency estimated than more than 1.3 million people lived close enough to the quake to feel its impact. There were no ...

Residents in Humboldt County were relieved Friday to have avoided the worst potential impacts of Thursday's magnitude 7.0 ...

The magnitude 7.0 earthquake that rattled a large swath of Northern California likely increased spawning activity in fish to ...

The 7.0 earthquake earlier this month led to a tsunami warning that was quickly canceled by forecasters but officials have ...

California's free earthquake early warning app, MyShake, is now available for Mac computers and Chromebooks — a major ...

An earthquake with a preliminary magnitude of 5.3 struck in the Pacific Ocean about 45 miles west-northwest of Petrolia, at ...

California officials and UC Berkeley Seismology Lab announce first-in-the-nation laptop, tablet downloads for the earthquake ...

UC Berkeley is also working to make MyShake available for Windows. California’s free earthquake early warning app is now available for Mac computers and Chromebooks — a major expansion of ...