BMEWS

Ballistic Missile Early Warning System
radar network
Sketch of Clear Air Force Station BMEWS radars.
System Originator	United States
Location	BMEWS Central Computer and Display Facility
- coordinates	38°50′23″N 104°47′44″W / 38.83972°N 104.79556°W / 38.83972; -104.79556Coordinates: 38°50′23″N 104°47′44″W / 38.83972°N 104.79556°W / 38.83972; -104.79556 'in Colorado Site I: 76°34′08″N 68°19′05″W / 76.569°N 68.318°W / 76.569; -68.318 in Greenland Site II:64°15′22″N 149°11′08″W / 64.2561°N 149.1855°W / 64.2561; -149.1855 in Alaska (71st Det 2) Site III: 54°21′42″N 0°40′11″W / 54.3616°N 0.6697°W / 54.3616; -0.6697 in Yorkshire (71st Det 1) 10°44′34″N 61°36′29″W / 10.74278°N 61.60806°W / 10.74278; -61.60806 on Trinidad 39°58′49″N 74°54′04″W / 39.98028°N 74.90111°W / 39.98028; -74.90111in New Jersey (9th Det 3)
System Prime Contractor	RCA Defense Electronics Products
Constructed	1958–61 (complete FOC was January 15, 1964)

Site I: 76°34′08″N 68°19′05″W / 76.569°N 68.318°W / 76.569; -68.318 in Greenland
Site II:64°15′22″N 149°11′08″W / 64.2561°N 149.1855°W / 64.2561; -149.1855 in Alaska (71st Det 2) Site III: 54°21′42″N 0°40′11″W / 54.3616°N 0.6697°W / 54.3616; -0.6697 in Yorkshire (71st Det 1)
10°44′34″N 61°36′29″W / 10.74278°N 61.60806°W / 10.74278; -61.60806 on Trinidad
39°58′49″N 74°54′04″W / 39.98028°N 74.90111°W / 39.98028; -74.90111in New Jersey (9th Det 3)