mother Brigade. These groups include: One Air Group (), which operates the aircraft assigned to the Brigade. The Air Group is divided into a variable number of Air Squadrons. Air Groups may be named according to their primary mission, for example, an air group specialized in fighter operations receives the designation of Fighter Group (Grupo de Caza). Currently, the Air Force includes three Fighter Groups (4th, 5th, and 6th), one Attack Group (3rd), one Transport Group (1st), and three plain Air Groups (2nd, 7th, and 9th). The 7th Air Group operates all the helicopters of the Air Force, while the 2nd includes a small reconnaissance unit as well as light transport aircraft. 9th Air Group is a light transport unit. One Technical Group (), in charge of the maintenance and repair of the Brigade's aircraft. One Base Group (), responsible for the airbase itself, weather forecasting, flight control, runway maintenance, etc. Base Groups also include Base Flights (), generally made up of two or three liaison aircraft. The Personnel Command () is responsible for the training, education, assignment, and welfare of Air Force personnel. Under the control of the Personnel Command are the Military Aviation School (which educates the future officers of the Air Force), the Air Force Non-Commissioned Officer (NCO) School, and other educational and training units. The Materiel Command () deals with planning and executing the Air Force's logistics regarding flying and ground materiel. Materiel Command includes "Quilmes" and "Río Cuarto" Material Areas (repairing and maintenance units) and "El Palomar" Logistical Area. Order of Battle 1st Air Brigade (El Palomar Military Air Base, Buenos Aires Province) in El Palomar Airport 1st Air Transport Squadron (C-130H Hercules; KC-130H Hercules; L-100-30 Hercules) 2nd Air Transport Squadron (Fokker F-28; partially used for state-run internal commercial flights as of 2021) 5th Squadron (Boeing 707 retired) 2nd Air Brigade (Paraná Military Air Base, Entre Ríos Province) in General Justo José de Urquiza Airport 2nd Reconnaissance Squadron (Learjet 35A) 4th Squadron (Fokker F27-400M retired) Services Squadron (Cessna 182) 3rd Air Brigade (Reconquista Military Air Base, Santa Fe Province) in Daniel Jukic Airport Services Squadron (Cessna 182) 14th Antiaircraft Artillery Battery (Oerlikon GAI-D01; Elta EL/M-2106) 4th Air Brigade (El Plumerillo Military Air Base, Mendoza Province) in Governor Francisco Gabrielli International Airport 1st Training Squadron (FMA IA-63 Pampa serie 2) 3rd Search and Rescue Squadron (SA-315B Lama) 4th Cruz del Sur Aerobatics Squadron (Su-29 retired) Fighter