Country: United States Region: California
Locale: San Jose vincinity
Latitude: 37° 9' 33" N Longitude: -122° 5' 59" E
Area use / Military Branches: Closed
37°09′34″N 121°54′01″W Former Almaden radar station was under http://upload.wikimedia.org/wikipedia/commons/a/a4/Airdefensecommand-logo.jpg
Site built 1954 and ops 1957 hosting 682nd Aircraft Control and Warning Sqn http://upload.wikimedia.org/wikipedia/commons/2/2a/682d_Radar_Squadron_-_Emblem.png
Equipment AN/FPS-20 and twin AN/FPS-6 radars. In 1961 over on AN/FPS-24 radar and AN/FPS-20 removed. Its concrete foundation was re-purposed as a helipad. In 1963 AN/FPS-90 replaced the second AN/FPS-6 height-finder and the original AN/FPS-6 was removed and replaced with an AN/MPS-14 height finder adjacent to the AN/FPS-24.
In 1962, Almaden AFS joined the Semi Automatic Ground Environment (SAGE) system, feeding data to DC-18 at Beale AFB, California. After joining, sqn redesignated "682d Radar Squadron (SAGE)". In 1963, the SAGE site was switched to DC-17 at Norton AFB, California. Also the site was redesignated again NORAD ID Z-96. In 1979 Almaden AFS came under Tactical Air Command (TAC) jurisdiction with inactivation of ADC. Ops ceased 1980 as a result of budget restrictions and general phase down of air defense radar stations.
The station is closed and asbestos contaminated so its off-limits to the general public.
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