Question: What Superfund-listed site in Alaska is also a military airfield?
Context: Sha Tin Airfield was a small military airfield in Sha Tin, New Territories, Hong Kong, which had a single concrete runway.  The airfield was located along the Shing Mun River and looked out to Tide Cove.  The airfield served as a Flight (military unit) location for most of the location's existence. Trier Air Base is a former military airfield located 3 km (5 Miles) southwest of Trier, Germany.  It was established in 1910.  During World War I it was used by the Deutsche Luftstreitkräfte as both a Zeppelin and military airfield.  later, it was used by the Air Service, United States Army, Deutsche Luftwaffe, the United States Army Air Forces, and NATO forces until being closed in 1977, when the airfield was converted into an industrial park. Ombrone Airfield is an abandoned World War II military airfield in Italy, located approximately 5 km east-northeast of Grosseto, and about 150 km northwest of Rome.  It was a temporary airfield built by the US Army Corps of Engineers.  The airfield was used by tactical aircraft of the United States Army Air Force Twelfth Air Force.  Known units assigned were: Haren Airport or Evere Airfield is a former military airfield and civil airport in Brussels, Belgium.  Located in Brussels' city section of Haren and adjacent municipality of Evere, it was established by the German Empire in 1914 and lasted until the early 1950s when it was closed.  Meanwhile it had been replaced by nearby Melsbroek airfield that Nazi Germans had established in World War II, which developed into the current Brussels Airport.  The former grounds of Haren-Evere airfield were redeveloped as part of the expanding Brussels urban area; some buildings remain in use as facilities of the Belgian military.  The headquarters of NATO are located at Haren (Brussels) on part of the former airport grounds. The Daly Waters Airfield, also RAAF Base Daly Waters, is a former commercial and sporadically-used military airfield located at Daly Waters , Northern Territory, Australia.  As Australia's first international airfield, Daly Waters was used throughout the 1920s and 1930s as a stop over for commercial airlines operating on the domestic route to Western Australia and international carriers flying from Australia into south-east Asia.  During World War II, the airbase was used by the Royal Australian Air Force (RAAF) and the United States Army Air Force to undertake combat operations against the Japanese in New Guinea, the Dutch East Indies and the islands to Australia's north.  Following the war, the airbase was used commercially again up until the 1970s when the airfield was sporadically-used by the RAAF. Ladd Army Airfield (IATA: FBK, ICAO: PAFB, FAA LID: FBK) is the military airfield located at Fort Jonathan Wainwright, located in Fairbanks, Alaska.  It was originally called Fairbanks Air Base, but was renamed Ladd Field on 1 December 1939, in honor of Major Arthur K. Ladd, a pilot in the U.S. Army Air Corps who died in a plane crash near Dale, South Carolina on 13 December 1935. Uka Airport is an airfield in Kamchatka Krai, Russia, located 11 km northwest of Uka.  It is probably a civilian airfield, but the configuration and runway length suggests that it may have been a military airfield during the 1950s or 1960s.  This airfield was used during the Second World War by US airplanes on their way to Siberia for Lend-Lease program. El Djem Airfield is an abandoned World War II military airfield in Tunisia, which is located approximately 4 km west-northwest of El Djem; about 170 km south-southeast of Tunis.  It was a pre-1942 military airfield used by the German Luftwaffe which was attacked and seized by Allied forces in April 1943.  Once in Allied hands, it was repaired and used by the United States Army Air Force during the Tunisian Campaign. Kramatorsk Airport, also known as Kramatorsk military airfield, is a military airfield in Donetsk Oblast of Ukraine.  The airbase is 3.4 km SSE from the centre of Kramatorsk and at about 20 km south of Slovyansk. Fort Wainwright is a United States Army post adjacent to Fairbanks in the U.S. state of Alaska.  It is part of the Fairbanks, Alaska Metropolitan Statistical Area.  Since 1978 Fort Wainwright has been investigating and cleaning up soil and water contamination from a landfill and drum burial site, fuel terminal, coal storage yard/fire training pits, open detonation area and underground storage tanks.  It was Superfund-listed in 1990.
Answer: Fort Wainwright