Dallas looking at why emergency sirens sounded in error

Dallas looking at why emergency sirens sounded in error

Dallas looking at why emergency sirens sounded in error

The wailing did not end until 1:17 a.m. CDT on Saturday when engineers manually shut down the sirens' radio system and repeaters, city Emergency Management Director Rocky Vaz said. The initial incident prompted a wave of calls to 911 by residents anxious there was some sort of threat. City says it's a malfunction.

Officials say all of the city's 156 outdoor sirens that are used to alert people to shelter indoors during severe weather were activated.

City officials hope to have the system up and running by Sunday or Monday at the latest.

The hacker tricked the system to send repeat signals activating each siren 60 times during the night, Vaz said.

City spokeswoman Sana Syed said officials believe the hack came from the Dallas area.

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Locating the hacker, however, "is going to be a very long process if we do find out who actually did it", Vaz said. In the meantime, the public has access to other alert systems, including reverse 911.

Surrounding cities also reported hearing sirens, but officials confirmed only the sirens in Dallas were triggered.

The OEM successfully deactivated the siren system at around 1:20 a.m. Saturday while trying to determine what caused them to trigger.

Please don't call about the tornado sirens sporadically sounding in Dallas. "And it's 11:45 p.m. on a Friday night what the hell?" They won't know the health of the sirens until the system is reactivated. The sirens were first heard at about 11:45 p.m. and sounded on and off intermittently for about an hour. "It's a costly proposition, which is why every dollar of taxpayer money must be spent with critical needs such as this in mind".

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