For more than a month, the Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes, rattling windows and ...

In California's East Bay, a recent swarm of small earthquakes has pushed long-standing seismic risks back into public view.

California's seismic risk is increasing with supershear earthquakes, which are faster and more destructive than typical ...

Around 90 small earthquakes have struck near San Ramon in the East Bay this month. It’s at least the sixth time a series of tiny quakes has lit up that area since 1970, including the most recent swarm ...

The San Jacinto Fault, considered part of the San Andreas Fault system, has a 5% chance of magnitude 6.7 or larger earthquakes. The line begins at Cajun Pass and runs southeast through San Bernardino, ...

At least seven earthquakes have struck in California in the last 24 hours, according to data from the United States Geological Survey (USGS). The quakes range in size from a 2.5 magnitude up to a 4.1 ...