Southern California was rocked by a trio of earthquakes in just hours. Two of the quakes struck in 10 minutes, with tremors ...

Some earthquakes are followed by a larger earthquake, in which case the first quake would then be called a foreshock. For ...

A magnitude-2.7 earthquake was reported Friday morning in the San Bernardino County community of Rialto. The quake was centered just north of Rialto and Fontana. Shaking was reported at about 9:30 a.m ...

A series of more than 100 earthquakes has hit Northern California, shaking up the Geysers geothermal steam field in Sonoma ...

A 3.6-magnitude earthquake shook parts of Southern California, the U.S. Geological Survey reported. The about 10-mile deep quake hit about 6 miles southwest from Idyllwild in Riverside County shortly ...

By Cecilio Padilla Click here for updates on this story California (KMAX, KOVR) — A series of moderate to minor earthquakes ...

More than 100 small earthquakes have been recorded near the Geysers geothermal field in Northern California since just after midnight Thursday, according to the U.S. Geological Survey.