The El Mirage Fire Department is responsible for the investigation of all fires that occur within the City. The department has four trained investigators on call. The fire investigators are responsible for determining the point of origin and cause of a fire.
The El Mirage Fire Department is a member of the Maricopa County Arson Task Force which shares resources in major fire investigations.
If the cause is suspicious or intentional, the fire investigators work in conjunction with El Mirage Police Detectives to help bring cases to close with an arrest and prosecution of all arson fires.