DAF Warning and Notification Signals — Tones and Voice Announcements
Emergency Notification Signals
Emergency Notification Foundation
Every DAF installation must have a rapid and effective system to quickly disseminate emergency notifications and information such as:
- Watches
- Warnings
- Evacuation routes
- Protective actions
Personnel Response
Personnel Response
When a disaster or incident affecting the installation is imminent or in-progress, personnel must respond to directions communicated over mass warning and notification systems or other communication channels, whether visual or audible.
Mobile Notifications
Mobile Notifications
Personnel should be familiar with the installation's warning and notification systems and are highly encouraged to enroll in mobile device notifications to ensure prompt, informed, and ready responses to local emergencies.
Attack Warning Signals
Attack Warning Signals
These signals are used to notify personnel of warnings or impending attacks.
Signal Methods
Signal Methods
The warnings may be communicated through:
- Mass notification and warning systems
- Display of alarm condition flags
- Other communication channels
Signal Purposes
Signal Purposes
Attack warning signals are used to:
- Posture installations for attacks
- Warn of attacks in progress
- Initiate post attack recovery actions
- Return the installation to normal state of readiness
Regional Variations
Regional Variations
Attack warning signal variations may be used in some geographical regions. Personnel will be notified of these variations before departure of home station and/or upon arrival into the region.
Three to Five Minute Steady Tone
3-5 Min Steady Tone
Indicates a disaster or incident is imminent or in progress.
Steady Tone Actions
Steady Tone Actions
Individual actions:
- Be alert
- Take cover or evacuate to safety
- Follow instructions
- Account for personnel
Three to Five Minute Wavering Tone
3-5 Min Wavering Tone
Indicates an attack or hostile act is imminent or in progress.
Wavering Tone Actions
Wavering Tone Actions
Individual actions:
- Be alert
- Execute security measures
- Follow instructions
- Account for personnel
Lockdown, Lockdown, Lockdown
Lockdown Announcement
The announcement "Lockdown, Lockdown, Lockdown" indicates an active shooter incident is in progress.
Lockdown Actions
Lockdown Actions
Individual actions:
- Remain calm
- Implement lockdown procedures
Shelter-in-Place
Shelter-in-Place Definition
The announcement indicates a natural disaster warning or a technological disaster warning requiring personnel to immediately:
- Take shelter indoors
- Perform actions according to the Emergency Action Plan to protect personnel within the building from the hazards
Natural Disaster Actions
Shelter Natural Disaster Actions
Actions for natural disasters may include:
- Taking refuge in an interior room without windows and doors
- Taking cover
Technological Disaster Actions
Shelter Tech Disaster Actions
Actions for technological disasters may include:
- Taking refuge in a pre-designated room
- Shutting off heating, ventilation, and air conditioning
- Covering vents and doors with plastic