The 646th Aircraft Control and Warning Squadron was the operational USAF unit of

Highlands Air Force Station Highlands Air Force Station was a military installation in Middletown Township near the borough of Highlands, New Jersey. The station provided ground-controlled interception radar coverage as part of the Lashup Radar Network and the Semi-Autom ...

. The unit operated the

Texas Tower 4 Texas Tower 4 (ADC ID: TT-4) was a United States Air Force Texas Tower General Surveillance Radar station, located south-southeast off the coast of Long Island, New York in of water. Hurricane Donna struck the tower in September 1960, seriou ...

, an offshore radar annex from 1958 until it collapsed into the Atlantic Ocean on 15 January 1961, killing 28 people. The squadron was activated on 1 June 1948, and renamed to the 646th Radar Squadron (SAGE) on 1 October 1958.

References

{{Aerospace Defense Command, state=collapsed Aerospace Defense Command units 1948 in military history Military units and formations of the United States in the Cold War Military units and formations established in 1948 1948 establishments in New Jersey 1966 disestablishments in New Jersey