The Suppression Division provides fire protection, rescue, hazardous materials, emergency medical services. Three shifts comprise the Suppression Division; A, B, and C. Each shift is commanded by a chief officer. The Enid Fire Department has five fire stations. Station 1. quarters one command unit, three engines, one rescue unit, one hazardous materials unit, one aerial platform, and one wildland fire fighting unit. Station 1. is commanded by two Captains while the sub-stations are commanded by a Lieutenant. The four sub-stations each quarter one engine and one wildland fire fighting unit.
Sub-station Engine companies normally consist of one Firefighter, one Driver, and one Lieutenant. The main function of an engine company is to extinguish fire as quickly as possible with a stream of water discharged from a fire hose. Additional fire ground duties include rescue, raising ladders, salvage, overhaul, ventilation, and emergency medical care of the injured.
Engine companies also perform other duties such as the extrication of vehicular accident victims, mitigation of hazardous material incidents, pre-fire planning, assistance calls, wildland fire fighting, the emergency medical care of the sick or injured, and rescue operations.