A 4.0 earthquake hit near Ontario, CA, felt across the region with minor aftershocks; no significant damage reported.

A 4.0-magnitude earthquake near Ontario shook parts of Southern California on Sunday morning, Oct. 6, the U.S Geological Survey reported. The quake, at 3:51 a.m., was centered at 4.3 miles southeast ...

LOS ANGELES - A magnitude 4.0 earthquake followed by several aftershocks struck Southern California Sunday morning, according ...

A 4.0-magnitude earthquake near Ontario shook the Los Angeles area in California, the U.S. Geological Survey reported. The ...

A magnitude 4 earthquake rattled Southern California before dawn Sunday morning — the strongest in a series of modest ...

An earthquake with a magnitude of 4.0 rattled the Inland Empire early Sunday morning, shaking homes and businesses and waking residents across the region.

A magnitude-4.0 earthquake rattled parts of Southern California early Sunday morning. The quake near Ontario was reported at ...

A magnitude 3.7 earthquake struck in Southern California early Monday, according to the United States Geological Survey, marking the second temblor to hit the region in less than five days.

There have been no destructive earthquakes underneath California’s most populous cities in the last 30 years. Experts say the earthquake drought cannot last forever and that now is a good time ...