As PG&E’s aging Diablo Canyon nuclear power plant is up for a 20-year federal license renewal, one scientist cites new GPS data to suggest there’s a looming seismic threat from an active thrust fault ...

Southern California was recently rattled by several small earthquakes. They produced minor shaking but nonetheless left psychological aftershocks in a region whose seismic vulnerabilities are matched ...

Add Yahoo as a preferred source to see more of our stories on Google. An aerial view of the La Cañada Flintridge foothills shows dust and dirt thrown into the air following a magnitude 5.9 earthquake ...

The 4.4 magnitude earthquake that was felt in many Southern California cities Monday fell on the Puente Hills Thrust Fault System, which is potentially the most destructive in the region. Millions of ...

Add Yahoo as a preferred source to see more of our stories on Google. The magnitude 4.4 earthquake that rattled Los Angeles on Monday was centered within one of the region's most potentially ...

A magnitude 2.9 earthquake struck underneath the Los Angeles neighborhood of El Sereno on Monday morning, causing weak shaking throughout the Eastside and the San Gabriel Valley. The earthquake, which ...

A 4.4-magnitude earthquake near Highland Park on Monday, Aug. 12, brought back vivid memories for many in the L.A. area. As the shaking rippled through the region on Monday – and after a flurry of ...

PUENTE HILLS, Calif. (KABC) -- This week's 4.4-magnitude earthquake in the Los Angeles area raised concerns over the lesser-known Puente Hills fault system, which seismologists say has the potential ...

Monday's magnitude 4.4 earthquake centered four miles northeast of downtown Los Angeles was modest but packed quite a jolt. Although no major damage was reported, experts say the temblor was in the ...