Question: Marine Aircraft Group 13 is based at what air station that is a designated Superfund site?
Context: Marine Corps Air Station Yuma or MCAS Yuma (ICAO: KNYL, FAA LID: NYL) is a United States Marine Corps air station which is the home to multiple squadrons of AV-8B Harrier IIs of the 3rd Marine Aircraft Wing, Marine Aviation Weapons and Tactics Squadron 1 (MAWTS-1), Marine Test and Evaluation Squadron 22 (VMX-22) and Marine Fighter Training Squadron 401 (VMFT-401), an air combat adversary squadron of the 4th Marine Aircraft Wing of the Marine Corps Reserve.  It is a designated Superfund site due to a number of soil and groundwater contaminants, including asbestos. Marine Aircraft Group 41 (MAG-41) is a United States Marine Corps reserve aviation unit based at Naval Air Station Joint Reserve Base Fort Worth, Texas that is currently composed of one F/A-18A+ squadron, one KC-130T squadron, an aviation logistics squadron, as well as detachments from wing support and air control squadrons.  Following decommissioning of Marine Aircraft Group 46 in 2009, MAG-41 also assumed command responsibility for the geographically separated Northrop F-5F aggressor squadron based at Marine Corps Air Station Yuma, Arizona and a Boeing Vertol CH-46 squadron HMM-764 based at Edwards Air Force Base, California.  HMM-764 transitioned to the MV-22B in 2013 and relocated to MCAS Miramar. Marine Aviation Logistics Squadron 13 (MALS-13) is an aviation logistics support unit of the United States Marine Corps.  Known as the "Black Widows", it is currently based at Marine Corps Air Station Yuma, as part of Marine Aircraft Group 13 and the 3rd Marine Aircraft Wing. Marine Attack Squadron 513 (VMA-513) was a United States Marine Corps attack squadron consisting of AV-8B Harrier (V/STOL) jets.  Known as the "Flying Nightmares", the squadron was last based at Marine Corps Air Station Yuma, Arizona and fell under the command of Marine Aircraft Group 13 (MAG-13) and the 3rd Marine Aircraft Wing (3rd MAW).  VMA-513 was decommissioned on 12 July 2013. Marine Unmanned Aerial Vehicle Squadron 1 (VMU-1) is an unmanned aerial vehicle squadron in the United States Marine Corps that operates the RQ-7 Shadow and RQ-21 Blackjack.  They are based out of Marine Corps Air Station Yuma, Arizona and provide aerial surveillance for the I Marine Expeditionary Force.  They fall under the command of Marine Aircraft Group 13 and the 3rd Marine Aircraft Wing Marine Fighter Attack Squadron 142 (VMFA-142) was an aviation unit of the United States Marine Corps Reserve that was active from 1942 to 2008.  At the time of its inactivation, the squadron was based at Naval Air Station Atlanta, Georgia and fell under the command of Marine Aircraft Group 42 (MAG-42), 4th Marine Aircraft Wing (4th MAW).  Due to a re-organization within Marine aviation, the squadron moved to Naval Air Station Fort Worth Joint Reserve Base, Texas and was placed in a cadre status under Marine Aircraft Group 41. Marine Fighter Attack Squadron 211 (VMFA-211) is a United States Marine Corps fighter attack squadron, currently consisting of F-35B Lightning II stealth STOVL strike fighter jets.  Known as the "Wake Island Avengers" and the "Bastion Defenders", the squadron is based at Marine Corps Air Station Yuma, Arizona and falls under the command of Marine Aircraft Group 13 (MAG-13) and the 3rd Marine Aircraft Wing (3rd MAW). Marine Attack Squadron 214 (VMA-214) is a United States Marine Corps fighter squadron consisting of AV-8B Harrier (V/STOL) jets.  The squadron is based at Marine Corps Air Station Yuma, Arizona and is under the command of Marine Aircraft Group 13 (MAG-13) and the 3rd Marine Aircraft Wing (3rd MAW). Marine Aircraft Group 13 is a United States Marine Corps aviation unit based at Marine Corps Air Station Yuma that is currently composed of two McDonnell Douglas AV-8B Harrier II squadrons, one Lockheed Martin F-35B Lightning II squadron, an unmanned aerial vehicle squadron, a maintenance and logistics squadron, and a wing support squadron.  The group falls under the command of the 3rd Marine Aircraft Wing and the I Marine Expeditionary Force. Marine Attack Squadron 311 (VMA-311) is a United States Marine Corps ATTACK squadron consisting of AV-8B Harrier (V/STOL) jets.  Known as the "Tomcats", the squadron is based at Marine Corps Air Station Yuma, Arizona and falls under the command of Marine Aircraft Group 13 (MAG-13) and the 3rd Marine Aircraft Wing (3rd MAW).
Answer: Marine Corps Air Station Yuma