The quake was mostly felt in the San Bernardino County cities and areas of Ontario, Rancho Cucamonga, Eastvale and Chino.
Sunday’s 3:51 a.m. earthquake was the fifth of magnitude 3 or higher detected in Ontario, California, since early September, ...
A magnitude-4.0 earthquake rattled parts of Southern California early Sunday morning.  The quake near Ontario was reported ...
A 4.0 earthquake hit near Ontario, CA, felt across the region with minor aftershocks; no significant damage reported.
A magnitude 4 earthquake rattled Southern California before dawn Sunday morning — the strongest in a series of modest ...
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 ...
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 4.1-magnitude earthquake near Ontario shook parts of Southern California on Sunday morning, Oct. 6, the U.S Geological ...