A magnitude-4.0 earthquake rattled parts of Southern California early Sunday morning.  The quake near Ontario was reported ...
The quake was mostly felt in the San Bernardino County cities and areas of Ontario, Rancho Cucamonga, Eastvale and Chino.
A magnitude 3.1 earthquake was reported less than a mile south of Ontario International Airport early Wednesday afternoon, ...
LOS ANGELES - A magnitude 4.0 earthquake followed by several aftershocks struck Southern California Sunday morning, according ...
A 4.0 earthquake hit near Ontario, CA, felt across the region with minor aftershocks; no significant damage reported.
A 3.5-magnitude earthquake shook the Southern California area, the U.S. Geological Survey reported. The about 3-mile deep ...