A light, 4.1-magnitude earthquake struck in Southern California on Sunday, according to the United States Geological Survey.

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

California is overdue for a major earthquake ... 2015 to drill new wastewater wells or rework existing ones near faults in Los Angeles, Santa Barbara, Kern and other counties (see map below). A Center ...

A USGS map shows where in California 2.5 magnitude (or greater) earthquakes were recorded in the last seven days—the San Andreas Fault is represented as a thick red line. A USGS map shows where ...

The San Andreas fault line also sits just miles away from the Hayward fault. Experts have warned that California is overdue for another massive earthquake along the San Andreas. A potential ...

and that’s “pretty standard for anywhere in California.” That’s because, in a single seismic event, individual faults can link up, resulting in an earthquake of a larger magnitude.

Seismologists are closely monitoring California's fault lines as concerns grow about the possibility that the "Big One" could happen soon. The "Big One" refers to a massive earthquake that could ...