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

Below California's famed beaches, mountains and metropolitan areas lies a sinister web of earthquake faults — some so ...

A map has shown an underwater fault line ... earthquake far worse than the "Big One" which hit California. The 600-mile fault ...

In this type of fault, the block of rock above the fault plane, known as the hanging wall, moves downward relative to the block below, called the footwall. Normal faults are typically found at ...

A preliminary 6.0-magnitude earthquake struck near San Diego, according to the U.S. Geological Survey. The quake's epicenter ...

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 ...

The 5.2-magnitude earthquake on Monday shook the ground and nerves in San Diego, but some scientists were already scanning the ocean floor for tremors.

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.