The Fire District has an Insurance (I.S.O.) Town Class 4 Rating in all areas having hydrants. It's highly motivated and dedicated staff of 54 paid employees, 39 Reserve Fire Fighters and 20 Junior Fire Fighters serve a residential population of well over 50,000 persons in an area of 67 square miles. This area includes most of the city limits of O'Fallon, all of St. Paul, portions of Dardenne, Lake St. Louis and St. Peters, as well as several square miles of unincorporated St. Charles County. The O'Fallon Fire Protection District is the fastest growing fire district in Missouri according to state officials.The Fire District is composed of three bureaus: Administration, Emergency Services and Fire Prevention. The Administrative Staff provides personnel coordination, payroll, budgeting, purchasing and record keeping. The Emergency Services Bureau provides all emergency functions, fire safety inspections of existing buildings, public relations and fire safety education activities within the communtiy. The Fire Prevention Bureau enforces the building and fire prevention codes by reviewing building plans, issuing permits and making site inspections of all new residential and commercial structures.The fire apparatus utilized by the Emergency Services Bureau is comprised of 1 aerial ladder truck, 7 pumper engines, 3 brush fire trucks, 1 medium duty rescue truck and 6 staff vehicles. These units are housed at 5 fire stations distributed throughout the Fire District.