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Emergency Alert System

The Emergency Alert System (EAS) is a national warning system in the United States designed to allow authorized officials to broadcast emergency alerts and warning messages to the public via cable, satellite and broadcast television and AM, FM and satellite radio. Informally, Emergency Alert System is sometimes conflated with its mobile phone counterpart…

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Broadcast area
Varies; nationwide for national activation, limited to 31 locations at a time for regional activation, including counties, parishes, boroughs (any other equivalents), entire sta…
Country
United States
Launch date
January 1, 1997; 29 years ago (January 1, 1997)
Radio stations
77 designated Primary Entry Point (PEP) stations. All commercial radio stations
Replaced
Emergency Broadcast System
TV stations
All broadcast television stations and cable systems

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Overview

Technical concept

Station requirements

System tests

Additions and proposals

Limitations

Incidents

Advanced semantic analysis

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Map overview Semantic statistics

Emergency Alert System

Nodes200
Edges199
Triples64
Avg. degree1.99
Density0.01
Components1

How this topic connects Entity context

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Emergency Alert System

Top relations

see also · 30
Emergency Alert System → Alert, Alert Ready, AusAlert, Australia, Canada, Cell BroadcastDigital Emergency Alert, DEAS, Earthquake Early Warning, Emergency, Emergency Alerts, Emergency Warning Signal, Guidance SystemsHANDEL, ICANN's TEAC, Japan, MASINTRadio Amateur Civil Emergency, Mexican Seismic Alert System, Mexico's Earthquake Early Warning, National Attack Warning System, National Severe Weather Warning, Public Warning SystemFlash Flood
related to Communication links · 14
Emergency Alert System → Center, Daisy, Each EAS, EAN, EAS, FNARS, Mount Weather Emergency Operations, Once, PEP, Provides Primary Entry Point, System, The FEMA National Radio, The FNARS, This
Broadcast area · 1
Emergency Alert System → Varies; nationwide for national activation, limited to 31 locations at a time for regional activation, including counties, parishes, boroughs (any other equivalents), entire sta…
Country · 1
Emergency Alert System → United States
Launch date · 1
Emergency Alert System → January 1, 1997; 29 years ago (January 1, 1997)
Radio stations · 1
Emergency Alert System → 77 designated Primary Entry Point (PEP) stations. All commercial radio stations
Replaced · 1
Emergency Alert System → Emergency Broadcast System
TV stations · 1
Emergency Alert System → All broadcast television stations and cable systems
Type · 1
Emergency Alert System → Emergency warning system

Important terminology Word statistics

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Important terminology

eas alert emergency system fcc message broadcast stations national warning radio alerts station public television tones area audio messages used

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Emergency Alert SystemBroadcast areaVaries; nationwide for national activation, limited to 31 locations at a time for regional activation, including counties, parishes, boroughs (any other equivalents), entire sta…1.00infobox
Emergency Alert SystemCountryUnited States1.00infobox
Emergency Alert SystemLaunch dateJanuary 1, 1997; 29 years ago (January 1, 1997)1.00infobox
Emergency Alert SystemRadio stations77 designated Primary Entry Point (PEP) stations. All commercial radio stations1.00infobox
Emergency Alert SystemReplacedEmergency Broadcast System1.00infobox
Emergency Alert SystemTV stationsAll broadcast television stations and cable systems1.00infobox
Emergency Alert SystemTypeEmergency warning system1.00infobox
severe weatherinstance ofBroadcasters traditionally have been allowed to opt out of relaying other alerts0.80text
and child abduction emergenciesinstance ofBroadcasters traditionally have been allowed to opt out of relaying other alerts0.80text
a pre-announced presidential speechinstance ofan RMT should not be scheduled or conducted during an event of great importance0.80text
coverage of a national/local electioninstance ofan RMT should not be scheduled or conducted during an event of great importance0.80text
major local or national news coverage outside regularly scheduled newscast hours or a major national sporting event such as the Super Bowl or World Seriesinstance ofan RMT should not be scheduled or conducted during an event of great importance0.80text

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    Min side: 3
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