Civil Defense Warning System
GPTKB entity
Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:emergency_warning_system
|
| gptkbp:component |
gptkb:public_address_system
gptkb:radio_station gptkb:television gptkb:siren telephone alert |
| gptkbp:notableFeature |
public education campaigns
distinct siren tones nationwide coverage |
| gptkbp:operatedBy |
gptkb:Federal_Civil_Defense_Administration
local governments |
| gptkbp:purpose |
alert public to emergencies
warn of enemy attack warn of natural disasters |
| gptkbp:replacedBy |
gptkb:Wireless_Emergency_Alerts
gptkb:Emergency_Alert_System |
| gptkbp:status |
largely obsolete
|
| gptkbp:type |
gptkb:center
alert all clear |
| gptkbp:usedDuring |
gptkb:Cold_War
|
| gptkbp:usedIn |
gptkb:United_States
|
| gptkbp:bfsParent |
gptkb:National_Warning_System
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Civil Defense Warning System
|