Marine Aircraft Group 39

Marine Aircraft Group 39
Unit name	Marine Aircraft Group 39
Dates	1 September 1968 – present
Country	United States
Branch	United States Marine Corps
Type	Aviation group
Role	Fixed-wing and rotary-wing assault support, close air support, command and control
Size	Approx. 2,500 personnel
Command structure	3rd Marine Aircraft Wing
Garrison	Marine Corps Air Station Camp Pendleton
Nickname	"MAG-39"
Battles	Vietnam War, Operation Iraqi Freedom, Operation Enduring Freedom
Notable commanders	MajGen James A. Zimble, Col John T. Mitchell

Marine Aircraft Group 39 is an aviation unit of the United States Marine Corps assigned to the 3rd Marine Aircraft Wing and based at Marine Corps Air Station Camp Pendleton. The group provides assault support, close air support, airborne command and control, and aviation logistics to I Marine Expeditionary Force, supporting expeditionary operations, amphibious operations, and joint force requirements. MAG-39 has flown in major conflicts including the Vietnam War, Persian Gulf War, Operation Iraqi Freedom, and Operation Enduring Freedom.

History

MAG-39 was commissioned in 1968 during the expanding aviation requirements of the late Vietnam War era and was initially configured to support rotary-wing assault and fixed-wing attack missions for units deploying from the Pacific Fleet and III Marine Amphibious Force. In the 1970s and 1980s MAG-39 participated in readiness exercises with Fleet Marine Force Pacific, engaged in crisis response for contingencies linked to the Cold War and operations in the Western Pacific, and supported humanitarian missions with coordination among Pacific Air Forces and U.S. Indo-Pacific Command. During the 1990s MAG-39 elements supported operations associated with the Gulf War and regional stability tasks tied to CENTCOM responsibilities. After the 9/11 attacks MAG-39 contributed squadrons and detachments to Operation Enduring Freedom in Afghanistan and Operation Iraqi Freedom in Iraq, operating alongside units from the U.S. Navy, U.S. Air Force, Royal Marines, and coalition partners. The group has continuously modernized through aircraft transition programs initiated under Secretary of Defense directives and Commandant of the Marine Corps guidance, aligning with force structure changes tied to the National Defense Strategy.

Organization and Units

MAG-39 is organized under the 3rd Marine Aircraft Wing and typically comprises multiple subordinate squadrons and support elements including assault support squadrons, light attack squadrons, electronic warfare detachments, maintenance and logistics squadrons, and a headquarters element. Subordinate units historically and currently include transport and assault helicopter squadrons formerly operating CH-46 Sea Knight and CH-53 Sea Stallion type airframes, tiltrotor squadrons aligned to MV-22 Osprey transition plans, and fixed-wing attack squadrons flying variants of the AV-8B Harrier II and F/A-18 Hornet during periods of force assignment. MAG-39’s support organizations coordinate with Marine Aviation Logistics Squadron elements, Combat Logistics Regiment partners, and wing-level staff from Headquarters and Headquarters Squadron to sustain deployments, readiness, and aviation maintenance cycles.

Aircraft and Equipment

MAG-39 has employed a mix of rotorcraft and fixed-wing platforms across its history. Aircraft associated with MAG-39 operations and transition efforts include the CH-46 Sea Knight, CH-53 Sea Stallion, MV-22 Osprey, AV-8B Harrier II, and associated support equipment such as aviation maintenance support trailers and expeditionary airfield systems procured under Defense Logistics Agency contracts. Weapons systems integrated across MAG-39 squadrons have included rockets, machine guns, precision guided munitions coordinated with Joint Direct Attack Munition employment doctrine, and door-mounted weapon systems aligned with Marine Corps Combat Development Command tactics. Avionics upgrades tracked programs overseen by Naval Air Systems Command and modernization initiatives coordinate with Lockheed Martin, Boeing, and other defense contractors for sustainment.

Operations and Deployments

MAG-39 units have supported amphibious operations, air assault missions, and expeditionary campaigns across the Indo-Pacific and CENTCOM areas of responsibility. Deployments have included long-duration expeditionary detachments aboard amphibious assault ship platforms, forward basing at Al Anbar Governorate and Helmand Province locations during counterinsurgency operations, and participation in multinational exercises such as RIMPAC, Talisman Sabre, and Cope Tiger. MAG-39 elements have often integrated with carrier strike groups, Marine Expeditionary Unit deployments, and combined force packages under U.S. Pacific Command and U.S. Central Command for crisis response, humanitarian assistance, disaster relief, and high-intensity combat operations.

Training and Readiness

Training for MAG-39 includes expeditionary airfield operations, airmobile assault rehearsals, close air support integration with Marine Air-Ground Task Force maneuver elements, and inter-service interoperability exercises with the U.S. Navy and U.S. Air Force. Readiness cycles conform to Marine Corps Combat Readiness Evaluation frameworks and utilize ranges such as Edwards Air Force Base and China Lake for weapons employment and flight test activities. Professional education leverages curricula from Marine Aviation Weapons and Tactics Squadron One and Naval Aviation Schools Command to maintain proficiency in tactical employment, maintenance practices, and command-level planning.

Insignia and Traditions

MAG-39 insignia and traditions reflect Marine aviation heritage, featuring unit colors and emblems displayed at Marine Corps Air Station Camp Pendleton and during ceremonies with participation by senior leaders such as the Commandant of the Marine Corps. Ceremonial practices include Change of Command events, unit anniversaries tied to commissioning dates, and memorial observances honoring personnel who served during operations like Operation Desert Storm and Operation Iraqi Freedom. Traditions incorporate squadron-level callsigns, flight line customs inherited from historic Marine aviation squadrons, and liaison practices with 3rd Marine Division and naval aviation counterparts.

Category:United States Marine Corps aviation groups