CHALET is a mnemonic indicating a protocol used by emergency services to report situations which they may be faced with, especially as it relates to major incidents. CHALET dictates the form in which the receiving control station should get information from the first person or officer on scene. In some jurisdictions, the alternative ETHANE may be used. It stands for: Casualties - Approximate numbers of dead, injured and uninjured Hazards - Present and potential Access - Best access routes for… (More on Chalet)