California is riddled with a number of fault lines that frequently cause earthquakes, including Arrowhead, Waterman Canyon, ...

A series of small earthquakes shook the San Francisco Bay Area on Thursday, according to the United States Geological Survey.

The USGS says the earthquake had a 2.8 magnitude and a 10-kilometer depth. This is the same community that experienced an earthquake last week. That 2.2 magnitude earthquake’s epicenter was just ...

Did you feel them? At least four earthquakes, ranging from preliminary magnitudes 2.7 to 3.7, struck near Hayward on Thursday, according to the U.S. Geological Survey ...

the first earthquake occurred around 9:44 a.m. about three miles northeast of San Bernardino followed by another at 9:48 a.m. A USGS map showed shock waves reached areas of Fontana, Redlands ...