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

Over the last few days an alarming number of earthquakes have rocked California raising fears of wider trouble along the San Andreas fault. Now a map released by the United States Geological ...

Subduction zones ... San Andreas fault — which runs along most of the Californian coast. Caltech experts suggest that Southern California is at particularly high risk of a major earthquake.

The region has been experiencing a number of moderate earthquakes since 2024. In all of 2024, Southern California ... zone. The summer’s Eastside L.A earthquakes, for instance, were centered on ...

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

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 ...