1
Civil Defense Weather Warning
2
Civil Defense Severe Weather Siren
3
Civil Defense Danger Signal
4
Severe Weather Alert
5
All-Clear Siren Omega
6
Perimeter Alert Siren
7
Smoke Alarm Beta
8
Fire Alarm Romeo
9
Fire Alert Evacuate Immediately
10
S.O.S. Distress Need Help
11
S.O.S. Emergency Call
12
Collision Alert Hornet
13
Naval Collision Alert Alpha
14
Mild Ready Alert
15
Danger Wailing Siren Drum Signal
16
10 Drum Drill Personnel to Posts Alert
17
All-Hands Alarm Bravo
18
All-Hands Alert Tango
19
Heightened State of Alert
20
Warning Beacon Alpha
21
Emergency Alert Tune into News
22
Aerial Threat Alert Uniform Foxtrot Oscar
23
Emergency Contamination Alert Avoid Area
24
Tsunami Warning Zulu
25
Hazardous Situation Alarm
26
Biohazard Alert Delta
27
Proximity Alarm Gamma
28
Proximity Alarm Epsilon
29
Defense Condition Alert
30
Foxtrot Uniform Bravo Alpha Romeo Alert