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9. ICBM F E Warren LGM-118 field

Last modified: 24 Apr 2022

Country: United States    Region: Wyoming

Latitude: 41° 28' 19" N     Longitude: -105° 31' 55" E

Area use / Military Branches: Closed


LGM-118 Peacekeeper missile field (1986-2005) was operated by 400th Missile Sq assigned to 90th Ops Grp at F.E. Warren airbase, Wyoming. 400 MS was equipped with 50x LGM-118A Peacekeeper ICBMs and the only operational USAF Peacekeeper ICBM squadron. 400 MS deactivated as part of the phaseout of the Peacekeeper ICBM in 2005. The squadron's Peacekeepers operated from 50 rebuilt Minuteman silos in Flights P through T.
Flights were denoted by a letter followed by 1 through 11, with #1 being the Missile Alert Facility (MAF) consisting of an above-ground structure plus an underground Launch Control Center staffed by 2 officers. All Launch Facilities (i.e. missile silos) were connected to the MAF/LCC by a Hardened Intersite Cable System.

400th's Peacekeeper Missile Alert Facilities (each controlling 10 launch facilities in its vincinity) are located at grid:

  1. P-01 at 4128′20″N 10428′04″W
  2. Q-01 at 4132′35″N 10454′10″W
  3. R-01 at 4144′17″N 10430′00″W
  4. S-01 at 4152′23″N 10413′20″W
  5. T-01 at 4159′51″N 10447′30″W

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