Shaking was reported in communities east of Los Angeles early Tuesday afternoon due to a magnitude-3.1 earthquake in Ontario.

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

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

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

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

An earthquake shook communities in Central California on Tuesday, according to the U.S. Geological Survey. The magnitude 4.0 ...

A magnitude 3.1 earthquake was reported less than a mile south of Ontario International Airport early Wednesday afternoon, the U.S. Geological Survey says.

The second earthquake struck at 10:34 a.m. in Ontario. This one also happened ... Get top local stories in Southern California delivered to you every morning. Sign up for NBC LA's News Headlines ...

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 hit near Ontario, California, on Saturday morning, with a second quake of 3.9 magnitude occurring about half an hour later in the same area. The tremors were felt as far ...

A pair of modest earthquakes rattled Southern California on Saturday morning, with epicenters in Ontario ... The first earthquake struck near Archibald Avenue and Brookside Street at 10:05 ...

It was a magnitude 3.5. That was later followed by a 3.9 earthquake at 10:34 a.m., with its center about 4.4 miles southeast of Ontario and 4.7 miles northwest of Jurupa Valley in Riverside County.