Download coordinates as: 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.

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.

Units: Assignments: This article incorporates public domain material from the Air Force Historical Research Agency