341st Missile Wing LGM-30 Minuteman missile launch sites

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This is a list of the LGM-30 Minuteman missile Missile Alert Facilities and Launch Facilities of the 341st Missile Wing, 20th Air Force, located at Malmstrom AFB, Montana. The wing was the first United States Air Force LGM-30 Minuteman ICBM wing. On 15 July 1961, the 341st Strategic Missile Wing was reactivated, and a year later, in late July 1962, the first LGM-30A Minuteman I arrived and was placed at the Alpha-9 launch facility. The 10th SMS accepted its final flight on 28 February 1963. Two months later, the 12th SMS became 100 percent combat ready. In July, the 490th SMS became fully operational, giving the 341st SMW responsibility for 150 silos. A fourth squadron, the 564th, a former SM-65D Atlas unit, stood up on 1 April 1966 with the LGM-30F Minuteman II. Beginning in 1967, all Minuteman I A and B models were replaced by the Minuteman II. The upgrade was completed by June 1969. In 1975, the 564th SMS switched from the Minuteman II to the LGM-30G Minuteman III model. On 28 September...

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