A preliminary 6.0-magnitude earthquake struck near San Diego, according to the U.S. Geological Survey. The quake's epicenter was recorded 1.86 northeast of San Diego County, in Julian. It is not yet known if there are reports of injuries or damage.

A magnitude 5.2 earthquake near Julian rattled much of Southern California and Tijuana just after 10 a.m. Monday, prompting brief evacuations in downtown San Diego and shaking cities as far away as Oxnard and Palm Springs.

The earthquake was felt across San Diego, as well as several areas in Los Angeles, Riverside and San Bernardino counties, including Seal Beach, Claremont, Rancho Cucamonga, Pasadena, Riverside, Temecula, Long Beach, Downey, and Monterey Park. The jolt was followed by a series of aftershocks.