Stephenville Air Station

Stephenville Air Station (ADC ID: N-23) is a closed General Surveillance Radar station. It is located 9.5 kilometres (5.9 mi) north-northwest of Stephenville, Newfoundland and Labrador, Canada.[1] It was closed in 1971.

Stephenville Air Station
Part of Pinetree Line
Newfoundland, Canada
640th Aircraft Control and Warning Squadron emblem
Coordinates48°35′21″N 058°39′58″W
TypeRadar Station
Site information
Controlled byNortheast Air Command
Aerospace Defense Command
Site history
Built byUnited States Air Force
In use1951-1971
Stephenville AS
Location of Stephenville AS


The site was established in 1951 as a General Surveillance Radar station, built by the United States Air Force as part of the Pinetree Line of Ground-Control Intercept (GCI) radar sites.

USAF units and assignments


  • 640th Aircraft Control and Warning Squadron


See also


 This article incorporates public domain material from the Air Force Historical Research Agency website

  • A Handbook of Aerospace Defense Organization 1946 - 1980, by Lloyd H. Cornett and Mildred W. Johnson, Office of History, Aerospace Defense Center, Peterson Air Force Base, Colorado
  • Winkler, David F. (1997), Searching the skies: the legacy of the United States Cold War defense radar program. Prepared for United States Air Force Headquarters Air Combat Command.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.