On July 21, 1952, a magnitude 7.5 earthquake in Kern County was strongly felt in the Valley, shaking residents ...

An earthquake and dozens of aftershocks rattled Southern Californians starting on Tuesday night and continuing into Wednesday morning. Could a bigger one be on the way? As a general rule, the risk ...

The fault has moved the curbs as much as a handspan, around 18 centimeters, since the time they were installed, up to 60 ...

Monday’s 4.4 magnitude earthquake that jolted the Los Angeles area is part of a broader trend of increased seismic activity in Southern California that is likely to continue, according to the ...

About 5% to 10% of all California earthquakes are followed by a larger one within a week, and the probability of a larger quake depends on how much aftershock activity there is, according to the USGS.

Unlike other earthquake-prone places around the planet, California is overdue for a major quake, according to a recent study. But that doesn’t mean a catastrophic event like the 1906 San ...

Magnitude 5.2 earthquake hits San Diego County, felt across Southern California April 14, 2025 4.1 earthquake felt across Southern California, centered near Malibu ...

The U.S. Geological Survey said it wasn’t surprising that a major earthquake hit a California area near the Nevada border — and was felt hundreds of miles away.

A worldwide Android smartphone-based earthquake detection and early warning system can detect seismic activity in real time.