A light, 4.1-magnitude earthquake struck in Southern California on Sunday ... prompt U.S.G.S. scientists to update the shake-severity map. An aftershock is usually a smaller earthquake that ...

Two earthquakes have struck in California in less than 24 hours, according to reports. Sunday night, a 4.0 magnitude earthquake struck in Southern California. The earthquake, which was measured at a 3 ...

Two separate earthquakes were reported near the Bay Area of California on Tuesday, according to the United States Geological Survey.

A USGS map shows where in California 2.5 magnitude (or greater ... which saw thousands of buildings destroyed. Two 2.7 magnitude earthquakes were recorded in the last seven days north of ...

SAN DIEGO – Residents in Southern California were jolted awake by an earthquake early Thursday morning. The U.S. Geological Survey (USGS) said the magnitude 3.7 earthquake was reported about 7 ...

A 3.3-magnitude earthquake ... about 7.7 miles, based on the USGS interactive map, waves reached areas including Agoura Hills, Thousand Oaks, Calabasas and Oxnard. This quake occurred a day ...