SAN BERNARDINO COUNTY, CA - at midday on Wednesday, a preliminary 2.8 magnitude quake was detected near Fontana, according to ...

The epicenter of the tremor was located about 4 miles north of Santa Paula at a depth of 15 kilometers, according to the USGS ...

SAN BERNARDINO COUNTY, CA - Saturday morning, a 2.2 magnitude quake was reported close to Ludlow, according to the U.S.

A swarm of five quakes all struck about 4 miles north of Big Bear in the San Bernardino Mountains, according to the U.S. Geological Survey. The earthquakes were mostly felt throughout San Bernardino ...

The annual Great ShakeOut at 10:16 a.m. on Oct. 16, gives individuals and organizations an opportunity to practice earthquake ...

A 4.3-magnitude earthquake shook parts of Southern California, the U.S. Geological Survey reported. The about 3-mile deep quake hit about 4 miles west from Muscoy in San Bernardino County at 9:32 a.m.

A series of small earthquakes hit near the Big Bear area in San Bernardino County starting late Saturday night into Sunday ...

A magnitude 3.3 earthquake struck 4.3 miles north of Big Bear City in the San Bernardino Mountains on Saturday night, followed by at least four temblors early Sunday morning in the same location. The ...

Supershear earthquakes are more common than previously believed, some scientists say — carrying potentially profound risk for ...