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.

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

A 3.5-magnitude temblor hit some 3.7 miles north-northwest of Rialto and about 4 miles north-northeast of Fontana. The depth ...

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

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

The magnitude 3.0 earthquake that shook the East Coast came nearly a year and a half after a magnitude 4.8 quake shocked New ...

A relatively mild 3.0 magnitude earthquake shook the New York metropolitan area Saturday night. The earthquake hit in the New ...

A 3.0 earthquake hit New Jersey on Saturday, Aug. 2, according to the USGS. It was felt as far away as NYC and recorded about 10 miles deep.

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 ...

A 4.3-magnitude earthquake struck the Inland Empire Thursday morning, according to the U.S. Geological Survey.