A small 3.3 magnitude earthquake struck near San Ramon, California, late Monday night local time, the U.S. Geological Survey (USGS) said. The epicenter, about 2.5 miles from San Ramon, and the quake’s ...

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 ShakeAlert system that warns about imminent shaking arriving from earthquakes sent a false alarm across California on ...

At least three earthquakes, each stronger than the last, struck Central California on Thanksgiving afternoon with preliminary magnitudes as high as 4.0, according to the U.S. Geological Survey. The ...