The San Andreas fault runs through major cities like San Francisco, San Bernardino, and Palmdale, as well as near Los Angeles and Palm Springs.

Elsinore. Parts of San Diego County also lie in the Elsinore Fault Zone, which runs about 110 miles. According to the Southern California Earthquake Data Center, this fault zone is one of the ...

A magnitude-5.2 earthquake occurred about 2.5 miles south Julian, California at 10:08 a.m. April 14, according to the U.S. Geological Survey.