Toro were a result of Base Realignment and Closure legislation which saw MCAS Camp Pendleton expand its facilities again to support three additional helicopter squadrons. The first medium lift helicopter squadron joined MAG-39 in January 1999, and the final one came in June of that year. In July 2020, the station's Headquarters and Headquarters Squadron became a flying unit for the first time when it received a UC-12W Huron. The aircraft is used in the operational support role, allowing high priority passengers and cargo to be flown at a reduced cost compared to using the MV-22B Osprey or UH-1Y Venom. Based units Flying and notable non-flying units based at MCAS Camp Pendleton. United States Marine Corps Marine Corps Installations – West Headquarters and Headquarters Squadron – UC-12W Huron 3rd Marine Aircraft Wing Marine Aircraft Group 39 Headquarters Squadron 39 (MAG-39 HQ) Marine Aviation Logistics Squadron 39 (MALS-39) Marine Light Attack Helicopter Squadron 169 (HMLA-169) – AH-1Z Viper and UH-1Y Venom Marine Light Attack Helicopter Squadron 267 (HMLA-267) – AH-1Z Viper and UH-1Y Venom Marine Light Attack Helicopter Training Squadron 303 (HMLAT-303) – AH-1Z Viper and UH-1Y Venom Marine Light Attack Helicopter Training Squadron 303 (HMLAT-303) Squadron Augment Unit – AH-1Z Viper and UH-1Y Venom Marine Light Attack Helicopter Squadron 369 (HMLA-369) – AH-1Z Viper and UH-1Y Venom Marine Light Attack Helicopter Squadron 469 (HMLA-469) – AH-1Z Viper and UH-1Y Venom Marine Light Attack Helicopter Squadron 775 (HMLA-775) – AH-1W Super Cobra, AH-1Z Viper and UH-1Y Venom Marine Medium Tilt-rotor Squadron 164 (VMM-164) – MV-22B Osprey Marine Medium Tilt-rotor Squadron 364 (VMM-364) – MV-22B Osprey Marine Aircraft Group 41 Marine Unmanned Aerial Vehicle Squadron 4 (VMU-4) – RQ-21 Blackjack See also List of airports in California List of United States Marine Corps installations United States Marine Corps Aviation References Notes Bibliography Web MCAS Camp Pendleton's official website External links MCAS Camp Pendleton's official website Marine Corps Community Services at Camp Pendleton Camp Pendleton at GlobalSecurity.org USMC Air Station Camp Pendleton Overview & PCS Information (MarineCorpsUSA.org) Military installations established in 1942 Airports in San Diego County, California active World War II airfields in the United States Military facilities in San Diego County, California 1942 establishments in California