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 ...

A magnitude 3.1 earthquake was reported less than a mile south of Ontario International Airport early Wednesday afternoon, ...

A 3.5-magnitude earthquake shook the Southern California area, the U.S. Geological Survey reported. The about 3-mile deep ...

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

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 ...

A magnitude 4.0 earthquake rattled parts of Southern California Sunday morning. The quake, centered near Ontario, hit around 4 a.m. and was felt from Palmdale to San Diego. No damage was reported. The ...

LOS ANGELES - A magnitude 4.0 earthquake followed by several aftershocks struck Southern California Sunday morning, according to the U.S. Geological Survey. The quake was reported about 4.3 miles ...

Some Northern California residents woke up to 3.6 magnitude earthquake Saturday morning, according to the United States ...

AROMAS, Calif. -- An earthquake registering magnitude 4.2 shook part of central California early Sunday, the United States ...