The Rialto Fire Department reported that a series of small earthquakes shook the northwestern portion of the city Thursday ...

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

Hours after a powerful earthquake struck off Russia's Kamchatka Peninsula, the region's highest volcano began erupting.

A light, 4.3-magnitude earthquake struck in Southern California on Thursday, according to the United States Geological Survey ...

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

A 4.3-magnitude earthquake shook parts of Southern California, the U.S. Geological Survey reported. The about 3-mile deep ...

A swarm of earthquakes, including one with a magnitude of 4.3, shook San Bernardino County on Thursday morning. According to ...

The quakes come just a day after a massive magnitude 8.8 earthquake struck in Russia, prompting tsunami warnings along the ...

Since the tsunami hit beaches in Los Angeles and Orange counties around 2 a.m., police in several coastal cities reported no ...

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

Southern California was rattled by a magnitude 4.3 earthquake on Thursday morning, according to the U.S. Geological Survey.

A 4.3-magnitude earthquake struck the Inland Empire on Thursday morning, with its epicenter located north of Fontana. The ...