Officials are still investigating but don’t believe there was an issue with the platform that sends the alerts.

Shortly before 6 p.m. Tuesday, phones across L.A. County lighted up with an emergency alert test, another example of ...

An emergency alert test message from South Pasadena was accidentally sent to mobile phones across Los Angeles County Tuesday ...

South Pasadena accidentally sent a test alert to 10 million L.A. residents Tuesday, causing confusion but confirming no real ...

Phones across Los Angeles County mistakenly received a test alert notification from the city of South Pasadena, officials say ...

Public safety officials sent the alert, which appeared to have pinged most cellphones in Los Angeles County, said Jennifer ...

MACOMB/MOLINE, IL - - A systemwide test of the WIU Emergency Alert System (WEAS) will be initiated between 9:30-10 a.m. Tuesday, Nov. 11 to test system functionality. Individuals receiving a test call ...

BOISE, Idaho — Around 6 p.m. on Wednesday, residents of Ada County may get an alert on their phones. The Ada County Sheriff's Office (ACSO) states this is simply a test. According to an update from ...

HOUSTON — The City of Houston is gearing up to test its Wireless Emergency Alert (WEA) system across the metro area this Friday, Sept. 5, at 11 a.m. Residents with WEA-capable phones (most modern ...