Chapter 1 – General Administration

11050.17 Enemy Attack

• Signals emitted by civil defense intended as a warning of impending enemy attack are sounded by sirens.

  • Alert signal is a steady blast or tone, three to five minutes in length, signifying that essential emergency information is about to be broadcast.

    • If evacuation is necessary, employees shall evacuate according to the instructions of emergency personnel.

    • Employees shall take personal belongings and possessions with them when leaving work stations.

  • Attack signal is a wailing tone or a series of short blasts for three to five minutes signifying that an actual attack against the country has been detected. Employees shall:

    • Seek cover under tables, desks, or any large objects which offer protection against flying debris; or

    • Remain against the wall nearest a window for protection,

    • Remain under cover, or in a shelter, until otherwise notified by emergency personnel.