<Ul> <Li> Codes used in British Columbia, prescribed by the British Columbia Ministry of Health . <Ul> <Li> Code Red: Fire </Li> <Li> Code Blue: Medical lockdown </Li> <Li> Code Orange: Disaster or Mass Casualties </Li> <Li> Code Green: Evacuation </Li> <Li> Code Yellow: Missing Patient </Li> <Li> Code Amber: Missing or Abducted Infant or Child </Li> <Li> Code Black: Bomb Threat </Li> <Li> Code White: Aggression </Li> <Li> Code Brown: Hazardous Spill </Li> <Li> Code Grey: System Failure </Li> <Li> Code Pink: Pediatric Emergency and / or Obstetrical Emergency </Li> </Ul> </Li> <Li> Codes in Alberta are prescribed by Alberta Health Services . <Ul> <Li> Code Red: Fire </Li> <Li> Code Blue: Cardiac Arrest / Medical Emergency </Li> <Li> Code Orange: Mass Casualty Incident </Li> <Li> Code Green: Evacuation </Li> <Li> Code Yellow: Missing Patient </Li> <Li> Code Black: Bomb Threat / Suspicious Package </Li> <Li> Code White: Violence / Agression </Li> <Li> Code Brown: Chemical Spill / Hazardous Material </Li> <Li> Code Grey: Shelter in Place / Air Exclusion </Li> <Li> Code Purple: Hostage Situation </Li> </Ul> </Li> <Li> In Ontario, a standard emergency response code set by the Ontario Hospital Association is used, with minor variations for some hospitals . <Ul> <Li> Code Red: Fire </Li> <Li> Code Blue: Cardiac Arrest / Medical Emergency--Adult </Li> <Li> Code Orange: Disaster <Ul> <Li> Code Orange CBRN: CBRN (Chemical, Biological, Radiological, and Nuclear) Disaster </Li> </Ul> </Li> <Li> Code Green: Evacuation (Precautionary) <Ul> <Li> Code Green STAT: Evacuation (Crisis) </Li> </Ul> </Li> <Li> Code Yellow: Missing Person </Li> <Li> Code Black: Bomb Threat / Suspicious Object </Li> <Li> Code White: Violent / Behavioural Situation </Li> <Li> Code Brown: In - facility Hazardous Spill </Li> <Li> Code Grey: Infrastructure Loss or Failure <Ul> <Li> Code Grey Button - down: External Air Exclusion </Li> </Ul> </Li> <Li> Code Pink: Cardiac Arrest / Medical Emergency--Infant / Child <Ul> <Li> Code Amber (code purple): Missing Child / Child Abduction </Li> </Ul> </Li> <Li> Code Purple: Hostage Taking / Gang Activity </Li> <Li> Code Aqua: Flood </Li> <Li> Code Grey: Infrastructure Loss or Failure <Ul> <Li> Code Grey Button - down: External Air Exclusion </Li> </Ul> </Li> </Ul> </Li> </Ul> <Li> Codes used in British Columbia, prescribed by the British Columbia Ministry of Health . <Ul> <Li> Code Red: Fire </Li> <Li> Code Blue: Medical lockdown </Li> <Li> Code Orange: Disaster or Mass Casualties </Li> <Li> Code Green: Evacuation </Li> <Li> Code Yellow: Missing Patient </Li> <Li> Code Amber: Missing or Abducted Infant or Child </Li> <Li> Code Black: Bomb Threat </Li> <Li> Code White: Aggression </Li> <Li> Code Brown: Hazardous Spill </Li> <Li> Code Grey: System Failure </Li> <Li> Code Pink: Pediatric Emergency and / or Obstetrical Emergency </Li> </Ul> </Li> <Ul> <Li> Code Red: Fire </Li> <Li> Code Blue: Medical lockdown </Li> <Li> Code Orange: Disaster or Mass Casualties </Li> <Li> Code Green: Evacuation </Li> <Li> Code Yellow: Missing Patient </Li> <Li> Code Amber: Missing or Abducted Infant or Child </Li> <Li> Code Black: Bomb Threat </Li> <Li> Code White: Aggression </Li> <Li> Code Brown: Hazardous Spill </Li> <Li> Code Grey: System Failure </Li> <Li> Code Pink: Pediatric Emergency and / or Obstetrical Emergency </Li> </Ul> <Li> Code Red: Fire </Li>

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