The Chicago Fire Department (CFD) provides Fire Suppression Services,Emergency Medical Response Services,Hazardous Materials Response Services and Technical Rescue Response Services in and around the city of Chicago,Illinois, United States,under the jurisdiction of the mayor of Chicago.The Chicago Fire Department is the second-largest municipal fire department in the United States,after the New York City Fire Department (FDNY).It is also one of the oldest major organized fire departments in the nation.It has numerous general purpose and specialized vehicles and equipment to accomplish its missions.