Alert & Emergency Notification System

The St. Clair Alert and Notification System may use several different ways of alerting citizens to a possible or ongoing emergency.  These include activating the Emergency Alert System, sounding sirens, and even emergency personnel going door to door.

  1. Emergency Alert System (EAS)

    The Emergency Alert System (EAS) replaces the old Emergency Broadcast System.

  2. Siren Tones & Messages

    Access information and specifics about siren tones and messages in St. Clair County.