A light, 4.1-magnitude earthquake struck in Southern ... severity map. An aftershock is usually a smaller earthquake that follows a larger one in the same general area. Aftershocks are typically minor ...

The southern section of the fault has not experienced ... often referred to as the "Big One." A USGS map shows where in California 2.5 magnitude (or greater) earthquakes were recorded in the ...

Another earthquake has rattled an area near the coastal city of Malibu in Southern California. A magnitude 3.9 earthquake was ...

Sunday’s magnitude 4.1 earthquake near Malibu is part of a larger seismic pattern being seen in Southern ... in California.” That’s because, in a single seismic event, individual faults ...