Several fault lines transect in the San Francisco Bay Area to make ... Zoom in on the map below and compare where you live to the significant faults and where strong earthquakes have struck ...

Did you feel it? A preliminary magnitude 3.2 earthquake struck in Concord Friday afternoon, according to the U.S. Geological ...

Lawrence Livermore National Laboratory could ‘revolutionize’ earthquake monitoring and provide researchers the ability to ...

A 5.1 magnitude earthquake centered near San Jose on Tuesday occurred along the Calaveras Fault, not the most active fault in the Bay Area. It was the strongest quake along that fault line since a ...

Still, the USGS cautions, “we live in earthquake country and we should all be prepared for the next big quake.” The Bay Area’s major fault lines (Image courtesy USGS) Which Bay Area fault ...

The Bay Area fault system and the spot (red star) where the Hayward Fault branches off from the Calaveras Fault. The white lines indicate faults recognized by the USGS.

Additional information collected about the earthquake may also prompt U.S.G.S. scientists to update the shake-severity map ... of major faults that cut through the San Francisco Bay Area.

mainly due to the distance between its epicenter and the major Bay Area fault. "We could see a triggered earthquake within about 5 kilometers but no farther than that," she said. "Of course that's ...