A preliminary 3.6-magnitude earthquake struck near Idyllwild at 9:43 a.m. on Friday, according to the U.S. Geological Survey ...

A magnitude-2.7 earthquake was reported Friday morning in the San Bernardino County community of Rialto. The quake was centered just north of Rialto and Fontana. Shaking was reported at about 9:30 a.m ...

Some earthquakes are followed by a larger earthquake, in which case the first quake would then be called a foreshock. For ...

RIVERSIDE COUNTY, Calif. - An earthquake rocked Riverside County on Friday morning, according to the U.S. Geological Survey. The USGS said a preliminary 3.6-magnitude earthquake occurred at 9:43 a.m.

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

Mayor Karen Bass urged Angelenos to sign up for alerts after a massive 8.8-magnitude earthquake off Russia’s Kamchatka Peninsula posed tsunami threats for the California coast ...

A new report studied a massive earthquake that ruptured in the southeast Asian country of Myanmar on March 28 — on a fault ...

A powerful magnitude 8.7 earthquake off the coast of Russia's Kamchatka Peninsula on Tuesday prompted a tsunami watch for the entire California coastline, including Los Angeles County, with potential ...

When earthquakes happen, California's MyShake app detects it and sends an alert to users. It's the nation's first statewide earthquake early warning system.

Southern California experienced a shake this morning as a preliminary 4.3 magnitude earthquake hit California’s Inland Empire ...

The Los Angeles City Council in June approved the negotiation of a $300,000 contract with AT &T and the GRYD Foundation for the design, creation and deployment of the Early Earthquake Warning ...