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.

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 this afternoon ... according to the USGS shake map.

Shaking was reported in communities east of Los Angeles due to a magnitude-3.1 earthquake in Ontario. The quake with a depth ...

Two earthquakes with magnitudes 3.5 and 3.9 rattled the Inland Empire on Saturday. The United States Geological Survey reported the first temblor occurred at 10:05 a.m. in Ontario. The quick jolt ...

Two small earthquakes have hit near Ontario, according to the U.S. Geological Survey. Southland residents, who are among the Los Angelenos feeling the immense heat wave, also dealt with some minor ...

Two earthquakes with preliminary ... 4.4 miles southeast of Ontario, close to the first spot.As of 10:40 a.m., there were no ...

A swarm of earthquakes struck Ontario on Saturday morning, the U.S. Geological Survey reported. The first shaker was a 3.5 magnitude earthquake at about 10:05 a.m. and was centered nearly three ...

Two small earthquakes occurred near Ontario Saturday morning. At 10:05 a.m., a magnitude 3.5 earthquake struck 3.1 miles southeast of the city, followed by a 3.9 magnitude quake at 10:34 a.m. that ...

Officials advised high winds are expected to develop Friday evening and are likely to last until Sunday morning. They could ...

A magnitude-3.1 earthquake centered about two miles southeast of Ontario struck at 12:56 p.m ... according to the USGS intensity map. An earthquake of that magnitude is rarely capable of causing ...