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

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

An earthquake with a magnitude of 4.3 struck about 5 miles from Fontana around 9:30 a.m. Wednesday and was felt around ...

A preliminary 4.4-magnitude earthquake struck Southern California Thursday morning, according to the U.S. Geological Survey.

A 3.5-magnitude earthquake struck near the Fontana area and rattled other parts of the Inland Empire Tuesday afternoon, according to the U.S. Geological Survey. The quake hit at approximately 4:54 p.m ...

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

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.

Around 9:32 a.m., a 4.4 magnitude earthquake struck Fontana, according to the United States Geological Survey (USGS). SCV ...

A preliminary magnitude-4.3 earthquake and smaller quakes in the San Bernardino area produced shaking Thursday morning that was felt over widespread parts of Southern California. The quake, reported ...

A 4.3-magnitude earthquake struck about 3 miles north of Fontana Thursday morning, according to the U.S. Geological Survey.

An earthquake with a preliminary magnitude of 4.4 struck about 5 miles from Fontana, and was likely felt in Riverside, ...