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

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

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

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

A 4.1-magnitude earthquake near Ontario shook parts of Southern California on Sunday morning, Oct. 6, the U.S Geological ...

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

Officials say the trend is nationwide. They encourage parents to monitor their children’s social media and urge students not ...

A magnitude-3.1 earthquake centered about two miles southeast of Ontario struck at 12:56 p.m. on Tuesday, Oct. 1, the US ...

A 3.5-magnitude earthquake struck near Ontario, California; no significant damage or injuries have been reported.