USGS reports five earthquakes on the morning of July 31 in the Rialto area, ranging from 2.5 to 4.3 in magnitude.

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.

The preliminary 3.5-magnitude earthquake hit just before 5 p.m. on Tuesday, about four miles northwest of Rialto, according ...

A 3.5 magnitude earthquake struck near Rialto, California, at a depth of 5.8 km. The tremors were felt as far as Los Angeles, ...

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

A magnitude 4.4 earthquake hit Southern California on Thursday morning, according to the U.S. Geological Society.

According to the U.S. Geological Survey, shaking was reported across portions of Southern California, including Riverside and ...

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

A preliminary 4.4-magnitude earthquake struck near the Fontana and Rialto areas in San Bernardino County in California on ...

Residents in New York and New Jersey were shaken late Saturday night by a minor earthquake. According to the United States ...

A preliminary 3.5-magnitude earthquake rattled Rialto on Tuesday, according to the United States Geological Survey. The ...