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  2. Emergency service response codes - Wikipedia

    en.wikipedia.org/wiki/Emergency_service_response...

    In the United States, response codes are used to describe a mode of response for an emergency unit responding to a call. They generally vary but often have three basic tiers: Code 3: Respond to the call using lights and sirens. Code 2: Respond to the call with emergency lights, but without sirens. Alternatively, sirens may be used if necessary ...

  3. List of first response mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_first_response...

    List of first response mnemonics. This article is a list of mnemonics and acronyms related to first responders including community first responders, emergency departments, and other first responders with either low level or no qualifications in the relevant field. This list includes the definition of each item in the mnemonic or acronym.

  4. Communication during the September 11 attacks - Wikipedia

    en.wikipedia.org/wiki/Communication_during_the...

    The Emergency Alert System was never activated in the terrorist attacks, as the extensive media coverage made it unnecessary. AT&T eliminated any costs for domestic calls originating from the New York City area (phones using area codes 212, 718, 917, 646, and 347) in the days following 9/11.

  5. 911 (emergency telephone number) - Wikipedia

    en.wikipedia.org/wiki/911_(emergency_telephone...

    The first use of a national emergency telephone number began in the United Kingdom in 1937 using the number 999, which continues to this day. [6] In the United States, the first 911 service was established by the Alabama Telephone Company and the first call was made in Haleyville, Alabama, in 1968 by Alabama Speaker of the House Rankin Fite and answered by U.S. Representative Tom Bevill.

  6. List of emergency and first responder agencies that responded ...

    en.wikipedia.org/wiki/List_of_emergency_and...

    This article is a list of the emergency and first responder agencies that responded to the September 11 attacks against the United States, on September 11, 2001.These agencies responded during and after the attack and were part of the search-and-rescue, security, firefighting, clean-up, investigation, evacuation, support and traffic control on September 11.

  7. Emergency Response Guidebook - Wikipedia

    en.wikipedia.org/wiki/Emergency_Response_Guidebook

    The Emergency Response Guidebook: A Guidebook for First Responders During the Initial Phase of a Dangerous Goods/Hazardous Materials Transportation Incident (ERG) is used by emergency response personnel (such as firefighters, paramedics and police officers) in Canada, Mexico, and the United States when responding to a transportation emergency involving hazardous materials.

  8. Incident Command System - Wikipedia

    en.wikipedia.org/wiki/Incident_Command_System

    Incident Command System. ICS basic organization chart (ICS-100 level depicted) The Incident Command System (ICS) is a standardized approach to the command, control, and coordination of emergency response providing a common hierarchy within which responders from multiple agencies can be effective. [1]

  9. Ten-code - Wikipedia

    en.wikipedia.org/wiki/Ten-code

    Ten-code. Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety officials and in citizens band (CB) radio transmissions. The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code.[1]