Residents living in the Inland Empire may have been woken by a series of earthquakes that shook the area during the early morning hours on Wednesday. The first was a 3.5 magnitude quake that ...

A 3.8 magnitude earthquake hit in Southern California near San Bernardino County Thursday night, according to the United States Geological Survey. The quake hit just outside of Ontario, about six ...

A magnitude 3.5 earthquake was reported less than a mile south of Ontario International Airport early Wednesday afternoon, the U.S. Geological Survey says.

Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data ...

Two earthquakes shook portions of Southern California within a few minutes of each other early Wednesday morning.

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

Earthquakes’ sudden, rapid shaking can cause fires, tsunamis, landslides or avalanches. They can happen anywhere, but they’re ...

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.

A 4.0-magnitude earthquake near Ontario shook parts of Southern California on Sunday morning, Oct. 6, the U.S Geological Survey reported. The quake, at 3:51 a.m., was centered at 4.3 miles ...