Severe Threat Level
E650436
Severe Threat Level is the highest alert category in the former U.S. Homeland Security Advisory System, indicating an extreme risk of terrorist attacks and triggering maximum security measures.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| High Threat Level | 1 |
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
security alert category
ⓘ
terrorism alert level ⓘ |
| abbreviation | Severe (Red) ⓘ |
| administeredBy |
DHS
NERFINISHED
ⓘ
U.S. Department of Homeland Security NERFINISHED ⓘ |
| appliesTo |
critical infrastructure sectors
ⓘ
federal government facilities ⓘ general public guidance ⓘ local government agencies ⓘ state government agencies ⓘ |
| associatedWith | post-September 11 security policies ⓘ |
| colorCode | red ⓘ |
| communicationMediums |
government websites
ⓘ
media announcements ⓘ public statements by officials ⓘ |
| communicationToPublic | alerts about imminent or ongoing terrorist attacks ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| criticizedFor |
contributing to public anxiety
ⓘ
lack of specific actionable guidance ⓘ |
| dateDiscontinued | 2011 ⓘ |
| dateIntroduced | 2002 ⓘ |
| introducedBy | George W. Bush administration NERFINISHED ⓘ |
| jurisdiction |
United States government
ⓘ
surface form:
United States federal government
|
| legalBasis | Homeland Security Presidential Directive-3 NERFINISHED ⓘ |
| partOf | Homeland Security Advisory System NERFINISHED ⓘ |
| positionInScale | highest ⓘ |
| purpose |
indicate extreme risk of terrorist attacks
ⓘ
trigger heightened security measures ⓘ |
| relatedSystem |
National Terrorism Advisory System alerts
ⓘ
National Terrorism Advisory System bulletins NERFINISHED ⓘ |
| replacedBy | National Terrorism Advisory System NERFINISHED ⓘ |
| requires |
coordination among federal, state, and local authorities
ⓘ
deployment of maximum protective security measures ⓘ increased surveillance and security presence ⓘ |
| riskDescription | extreme risk of terrorist attacks ⓘ |
| scaleMemberCount | 5 ⓘ |
| scaleMembers |
Elevated Threat Level
ⓘ
Guarded Threat Level ⓘ High Threat Level ⓘ Low Threat Level ⓘ Severe Threat Level ⓘ |
| securityPosture | maximum security measures ⓘ |
| status | discontinued ⓘ |
| systemType | color-coded threat advisory system ⓘ |
| usedIn | United States homeland security policy ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Homeland Security Advisory System
subject surface form:
Homeland Security Advisory System
this entity surface form:
High Threat Level