Code white violent/behavioural situation
Code amber (Code yellow) missing child/child abduction
Code aqua flood
Code black bomb threat/suspicious object
Code blue cardiac arrest/medical emergency – adult
Code brown in-facility hazardous spill
Code green evacuation (precautionary)
Code green stat evacuation (crisis)
Code grey infrastructure loss or failure
Code grey button-down external air exclusion
Code orange disaster
Code orange CBRN CBRN (chemical, biological, radiological, and nuclear) disaster
Code pink cardiac arrest/medical emergency – infant/child
Code purple hostage taking/gang activity
Code red fire
Code silver gun threat/shooter
Code yellow missing person