Category:Permanent System radar stations

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Not to be confused with Category:SAGE radar stations.
This category is for radar stations of the Permanent System, the US Air Defense Command radar network with more than 182 radar stations in mid-1957 before stations were deactivated during the 1957-1963 deployment of the SAGE System radar stations with the Semi-Automatic Ground Environment..
For other Permanent System sites such as command centers (e.g., NORAD/CONAD/ADC center at Ent Air Force Base), filter centers, and local observer sites, see Manual Air Defense Control Center and Ground Observation Corps.