The 4732nd Air Defense Group is a discontinued United States Air Force organization. Its last assignment was with the 64th Air Division of Air Defense Command at Goose Air Force Base, Newfoundland, Canada, where it was discontinued in 1960. The group was formed in 1957 when ADC assumed responsibility for air defense of Newfoundland and Northern Canada from Northeast Air Command and controlled a fighter-interceptor squadron at Harmon and seven squadrons operating radars at dispersed locations. It was discontinued when Goose Air Defense Sector assumed responsibility for the air defense of Newfoundland and Northern Canada.
History The group was formed in 1957 when Air Defense Command (ADC) assumed responsibility for air defense of Newfoundland from Northeast Air Command (NEAC).Cornett & Johnson, p. 89 It was a tenant organization at Goose Air Force Base, a Strategic Air Command base, whose 4082nd Air Base Group (later 4082nd Combat Support Group) assumed host base duties from NEAC. it controlled both radar and fighter squadrons in Canada. It was assigned the 59th Fighter-Interceptor Squadron, flying Northrop F-89 Scorpion aircraft,Cornett & Johnson, p.117 and the 4739th Radar Evaluation Flight, both of which were already stationed at Goose, and seven remote aircraft control & warning squadrons as operational elements, all of which were transferred from NEAC.Maurer, p. 233Cornett & Johnson, p. 97Cornett & Johnson, p. 105Cornett & Johnson, p. 106 The group provided air defense of northeast North America. The 4732d was discontinued in 1960 and its subordinate units were assigned to the Goose Air Defense Sector.
Lineage Designated and organized as the 4732nd Air Defense Group on 1 April 1957 Discontinued on 1 April 1960
Assignments 64th Air Division, 1 April 1957 – 1 April 1960
Components
59th Fighter-Interceptor Squadron, 1 April 1957 – 1 April 1960 4739th Radar Evaluation Flight (Electronic Countermeasures), 1 April 1957 – early 1958Cornett & Johnson, p. 176 641st Aircraft Control and Warning Squadron Melville Air Station, Labrador, 1 April 1957 – 1 April 1960 920th Aircraft Control and Warning Squadron Resolution Island Air Station, Northern Territories, 1 May 1958 – 1 April 1960 921st Aircraft Control and Warning Squadron Saint Anthony Air Station, Labrador, 1 April 1957 – 1 April 1960
922d Aircraft Control and Warning Squadron Cartwright Air Station, Labrador, 1 April 1957 – 1 April 1960 923d Aircraft Control and Warning Squadron Hopedale Air Station, Labrador, 1 April 1957 – 1 April 1960 924th Aircraft Control and Warning Squadron Saglek Air Station, Labrador, 1 April 1957 – 1 April 1960 926th Aircraft Control and Warning Squadron Frobisher Bay Air Base, Northern Territories, 1 May 1958 – 1 April 1960
Stations Goose Air Force Base, Newfoundland, Canada, 1 April 1957 – 1 April 1960
Aircraft Northrop F-89J Scorpion 1957–1960
See also List of United States Air Force Aerospace Defense Command Interceptor Squadrons List of United States Air Force aircraft control and warning squadrons United States general surveillance radar stations
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