A preliminary magnitude 3.6 earthquake was recorded about six miles southwest of Idyllwild, according to USGS.

Southern California was rocked by a trio of earthquakes in the past 12 hours. Two of the quakes struck in 10 minutes, with ...

A 3.6-magnitude earthquake shook parts of Southern California, the U.S. Geological Survey reported. The about 10-mile deep ...

Since Thursday, at least 131 earthquakes have been recorded — as small as magnitude 0.2 and as big as magnitude 4 — in the ...