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Luke Air Force Base (IATA: LUF, ICAO: KLUF, FAA LID: LUF) is a United States Air Force base in Maricopa County, Arizona, United States. It is located 7 miles (6.1 nmi; 11 km) west of the central business district of Glendale, and 15 miles (13 nmi; 24 km) west of Phoenix. It is a designated Superfund site due to a number of soil and groundwater contaminants.