A map has shown an underwater fault line ... earthquake far worse than the "Big One" which hit California. The 600-mile fault line would cause carnage from southern Canada to northern California.

California is overdue for a major earthquake ... 2015 to drill new wastewater wells or rework existing ones near faults in Los Angeles, Santa Barbara, Kern and other counties (see map below). A Center ...

Did you feel it? A preliminary magnitude 3.0 earthquake struck near Dublin Tuesday afternoon, according to the U.S.

DUBLIN, Calif. (KGO) -- From Napa to Santa Cruz, many Bay Area residents say they felt the big jolt of a 3.9 earthquake on the Calaveras fault in the East Bay. It struck at 7:46 p.m. Monday night ...

The recent preliminary magnitude 3.0 earthquake serves as a critical reminder of the seismic environment in which we live. While this event may not have caused harm, it encourages discussions about ...