St. Louis County has one of the largest outdoor warning siren systems in the country. National Weather Service alerts come into its emergency communications center, where the sirens can be sounded ...

No, Mecklenburg County does not have tornado sirens. WHAT WE FOUND: According to the National Weather Service, tornado sirens ...

Starting in November, Hawaii’s disaster warning plan ... will be alerted of nuclear detonation through siren alarms and flashing white lights. An Emergency Alert System will broadcast over ...

Mayor Cara Spencer placed the city’s emergency manager on administrative leave pending an investigation into the failure to ...

The new automated system enables real-time activation of outdoor warning sirens directly from the National Weather Service.

followed by a test message of the Emergency Alert System on local radio stations, according to Delaware.gov. There are 37 sirens in Delaware within a 10-mile radius of the nuclear-generating stations.