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.

Several small earthquakes hit the Inland Empire early Wednesday morning, but there were no reports of damage. Ontario saw two ...

A swarm of earthquakes shook the Los Angeles area, the U.S. Geological Survey reported. “Okay too many earthquakes, pls stop,” read a post on X.

SAN BERNARDINO COUNTY, Calif. - Three earthquakes struck in the Inland Empire overnight, data from the U.S. Geological Survey shows. The USGS said the first two temblors happened in Ontario. The first ...

Earthquakes’ sudden, rapid shaking can cause fires, tsunamis, landslides or avalanches. They can happen anywhere, but they’re ...

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 ...

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

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

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

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

Earthquakes rattled the nation's two largest metropolitan areas Tuesday, sending a jolt across population centers of tens of ...

The preliminary 3.5-magnitude earthquake hit just before 5 p.m. on Tuesday, about four miles northwest of Rialto, according to the United States Geological Survey. The quake was at a depth of more ...