Several small earthquakes hit the Inland Empire early Wednesday morning, but there were no reports of damage. Ontario saw two ...

This morning, three earthquakes struck the Inland Empire, with the last reaching parts of Los Angeles and San Diego counties ...

A total of four earthquakes rocked the Inland Empire overnight, meaning the region experienced five quakes across a 13-hour ...

Original article source: More earthquakes shake Southern California after pair of quakes rattle nation's most populous metros ...

A pair of 3.1 magnitude earthquakes struck in the Inland Empire on Monday morning. According to the U.S. Geological Survey, ...

The quakes struck near Rialto, Ontario and Lytle Creek in San Bernardino County, producing weak to light shaking, according ...

The Tintina fault hasn’t produced a large earthquake in 12,000 years, but that could soon change, researchers warn.

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.

But in Ontario, one thing has been consistent: earthquake weather. From Sept. 7 through Oct. 6, the city had four quakes of magnitude 3 or greater.

Thursday night’s 3.8 magnitude earthquake was centered near the Ontario International Airport, according to geologists. The U.S. Geological Survey recorded the temblor at 11:38 p.m. about 2 ...