According to the US Geological Survey, the quake struck around 10:44 a.m., west of Petrolia, California in the Pacific Ocean.

A large, 7.0-magnitude earthquake struck off the coast of Humboldt County in Northern California on Thursday morning, prompting a tsunami warning for part of the North Coast. The warning was later ...

In the Bay Area over the next 30 years, there is a greater than two in three chance that we will experience above a magnitude ...

Strong shaking was felt in Reno and Carson City, Nevada, on Monday afternoon after a large earthquake jolted the region. The USGS shows that the magnitude 5.8 earthquake was one of 31 reported.