A minor, 3.9-magnitude earthquake struck in the San Francisco Bay Area ... severity map. An aftershock is usually a smaller earthquake that follows a larger one in the same general area.

While not a household name like the San Andreas, the Elsinore fault is part of a larger seismic zone that experts fear and ...

An earthquake with a preliminary magnitude reading of 3.0 was felt in the Bay Area. The epicenter was Dublin, in the East Bay, according to the United States Geological Survey Shake Map. The Calaveras ...

A preliminary 6.0-magnitude earthquake struck near San Diego, according to the U.S. Geological Survey. The quake's epicenter ...

Alameda County, Mendocino County, San Bernadino County, and San Mateo County are all featured in the top 10, at fifth, seventh, ninth, and 10th respectively. The largest cities in each respectively ...