Wild Fire app is a tool to help IATSE 891 members working in British Columbia (BC) assess the risk of wildfire smoke exposure and provide guidance on appropriate control measures. This app is based on the guidance provided by the Washington State Department of Labor and Industries (WA DLI) for outdoor workers exposed to wildfire smoke. The app is not a substitute for professional advice or a professional assessment of wildfire smoke exposure risk. The app is intended to be used as a tool to help workers assess their risk and identify appropriate control measures.