The U.S. Geological Survey is investigating how an “errant” report of a 5.9 magnitude earthquake was issued early Thursday morning. Just after 8 a.m., Bay Area residents received a MyShake alert ...

During January's fires, emergency alert failures killed trust: Altadena residents received evacuation orders five hours late, ...

A shake alert went out over the U.S. Geological Survey's early warning system on Dec. 4, warning that a 5.9 earthquake near Carson City in western Nevada could produce heavy shaking in the region. But ...

Authorities issued a Turquoise Alert early on Nov. 2 for a teen girl who was reported missing in Mesa, according to Mesa police. The alerts, one of several used in Arizona, are a way for authorities ...

CHICAGO (WLS) -- As federal investigators work to get to the bottom of the mistaken missile alert in Hawaii, regulators in Illinois say they are reassessing the state's emergency alarm system.

Britons have been warned to prepare for cold weather next week following heavy rain and flooding brought by Storm Claudia on Friday. A yellow alert for cold weather has been issued for large parts of ...