Alameda County, Mendocino County, San Bernadino County, and San Mateo County are all featured in the top 10, at fifth, seventh, ninth, and 10th respectively. The largest cities in each respectively ...

"I live in Ramona, California, and I was sitting here on the computer, and that is the biggest earthquake I've felt ... A color-coded map of the shaking area posted by USGS showed moderate shaking ...

A 5.2 magnitude earthquake shook Southern California on Monday, according to the U.S. Geological Survey. The quake was ...

A live map of the latest earthquakes in Orange County and active earthquake faults. The latest available quake and fault data is turned ON by default and the other metadata described below is OFF ...

The United States Geological Survey recorded a preliminary earthquake of 5.2 about 2.5 miles south of Julian on Monday ...

A moderately strong, 5.2-magnitude earthquake struck in Southern California on Monday, according to the United States ...