A magnitude 3.5 earthquake struck Rialto late Tuesday afternoon, according to the U.S. Geological Survey. The temblor, at ...

Thousands in Southern California were jolted by an earthquake swarm on Wednesday. Multiple quakes were detected within one ...

A 3.5-magnitude earthquake struck near Fontana, California, on August 5, 2025. Here's what caused it, how common earthquakes are in the region, and a look at Fontana’s seismic history.

According to the USGS, shaking was reported across portions of Southern California, including Riverside and San Bernardino.

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

Did you feel it? A 3.5 magnitude earthquake struck the Rialto area in San Bernardino County on Tuesday. The quake was ...

RIALTO, Calif. (KABC) -- A 3.5-magnitude earthquake struck near Fontana in the Inland Empire Tuesday afternoon, according to the USGS. The quake hit at approximately 4:54 p.m. and was centered about 3 ...

A magnitude 3.5 earthquake struck in San Bernardino County on Tuesday afternoon, causing shaking felt as far as Los Angeles ...

A magnitude 3.5 earthquake was reported Tuesday at 4:54 p.m. in Rialto, according to the U.S. Geological Survey.

Multiple earthquakes rattled parts of San Bernardino and Riverside counties Thursday morning, according to the U.S.

A 4.3 magnitude earthquake struck near Fontana, California, at around 9:30 a.m. Wednesday, shaking the Southern California ...

The quake occurred at approximately 9:32 a.m. PT, according to the U.S. Geological Survey. Originally estimated at 4.4, the tremor was later downgraded to 4.3. Its epicenter was located roughly 3.7 ...