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.

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.

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

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 ...

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

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

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

At least three pets were killed in a fire at a Long Beach apartment building early Tuesday morning, Aug. 5, officials said. Firefighters were called to a four-story apartment complex in the 2300 block ...

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

ONTARIO, Calif. (KABC) -- At least two earthquakes rattled San Bernardino County overnight, according to the U.S. Geological ...

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

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 ...