The temblor was centered about 2.5 miles south of Julian, according to initial reports from the U.S. Geological Survey.

A 5.2 magnitude earthquake shook Southern California on Monday, according to the U.S. Geological Survey. The quake was centered in San Diego County but was felt as far north as Los Angeles. No injuries or damage have been reported,

The quake struck 8.3 miles deep near the Elsinore fault zone, one of the busiest seismic areas in California and part of the famous San Andreas fault system .