The 4733d Air Defense Group is a discontinued

United States Air Force The United States Air Force (USAF) is the Air force, air service branch of the United States Department of Defense. It is one of the six United States Armed Forces and one of the eight uniformed services of the United States. Tracing its ori ...

organization. Its last assignment was with the

64th Air Division The 64th Air Division is an inactive United States Air Force organization. Its last assignment was with Air Defense Command, being stationed at Stewart Air Force Base, New York. It was inactivated on 1 July 1963. History World War II The orga ...

Frobisher Bay Frobisher Bay is an inlet of the Davis Strait in the Qikiqtaaluk Region of Nunavut, Canada. It is located in the southeastern corner of Baffin Island. Its length is about and its width varies from about at its outlet into the Davis Strait ...

, Baffin Island, Northwest Territories, Canada, where it was discontinued in 1958. The

group A group is a number of persons or things that are located, gathered, or classed together. Groups of people * Cultural group, a group whose members share the same cultural identity * Ethnic group, a group whose members share the same ethnic iden ...

was formed in 1957 when ADC assumed responsibility for

air defense Anti-aircraft warfare (AAW) is the counter to aerial warfare and includes "all measures designed to nullify or reduce the effectiveness of hostile air action".AAP-6 It encompasses surface-based, subsurface (Submarine#Armament, submarine-lau ...

of Northern Canada from

Northeast Air Command Northeast Air Command (NEAC) was a List of Major Commands of the United States Air Force, Major command (military formation), Command of the United States Air Force, responsible for the operation and defense of air bases in Greenland, Labrador, ...

, including support for remote

Distant Early Warning Line The Distant Early Warning Line, also known as the DEW Line or Early Warning Line, was a system of radar stations in the northern Arctic region of Canada, with additional stations along the north coast and Aleutian Islands of Alaska (see List o ...

(DEW Line) radar sites. It also controlled two squadrons operating

radar Radar is a system that uses radio waves to determine the distance ('' ranging''), direction ( azimuth and elevation angles), and radial velocity of objects relative to the site. It is a radiodetermination method used to detect and track ...

s at dispersed locations. It was discontinued in 1958 and its DEW Line support mission transferred to the 4601st Support Group and its radar squadrons to the

4732d Air Defense Group 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. Th ...

in Newfoundland.

History

The

was organized in the fall of 1957 at Frobisher Bay by

Air Defense Command Aerospace Defense Command was a major command (military formation), command of the United States Air Force, responsible for air defense of the continental United States. It was activated in 1968 and disbanded in 1980. Its predecessor, Air De ...

(ADC) when ADC assumed the mission of

(NEAC) after NEAC's inactivation. The group was assigned two general surveillance

squadrons,Cornett & Johnson, p. 104Cornett & Johnson, p. 105 stationed in the high latitudes of northern Canada, which had been assigned directly to NEAC's 64th Air Division. The group's mission was to provide detection and reporting of aircraft in the northern portion of North America and to support

(DEW) radar sites. The group was discontinued in 1958 and the DEW support mission was taken over by 4601st Support Group (DEW),

Paramus, New Jersey Paramus ( Waggoner, Walter H, ''The New York Times'', February 16, 1966. Accessed October 16, 2018. "Paramus – pronounced puh-RAHM-us, with the accent on the second syllable – may have taken its name from 'perremus' or 'perymus,' Indian for ...

, while its radar stations were reassigned to the

Goose AFB Canadian Forces Base Goose Bay , commonly referred to as CFB Goose Bay, is a Canadian Forces Base located in the municipality of Happy Valley-Goose Bay in the province of Newfoundland and Labrador. It is operated as an air force base by ...

, Labrador.

Lineage

* Designated as the 4733d Air Defense Group and organized on 1 April 1957 : Discontinued on 1 May 1958

Assignments

* 64th Air Division, 1 April 1957 – 1 May 1958

Components

920th Aircraft Control and Warning Squadron The 920th Aircraft Control and Warning Squadron is an inactive United States Air Force unit. It was last assigned to the Goose Air Defense Sector, Air Defense Command, stationed at Resolution Island Air Force Station, Resolution Island Air Station ...

Resolution Island AS CFS Resolution Island (BAF-5) is a short-range radar site. It is located north-northwest of CFB Goose Bay, Labrador on Resolution Island, Nunavut. It is part of the North Warning System. During the Cold War, it was operated as part of the ...

, Northern Territories, Canada, 1 April 1957 – 1 May 1958 * 926th Aircraft Control and Warning Squadron : Frobisher Bay AB, Northwest Territories, Canada, 1 April 1957 – 1 May 1958

Stations

* Frobisher Bay, 1 April 1957 – 1 May 1958

Commander

* Lt Col. Homer E. Chatfield, 1 April 1957 – 1 May 1958 Abstract, History of 4733rd Air Def Gp, Apr 1957 – May 1958
(accessed 20 January 2012)

References

Notes

Bibliography

* * * {{Aerospace Defense Command, state=autocollapse Aerospace Defense Command units Four digit groups of the United States Air Force Air defense groups of the United States Air Force Military units and formations established in 1957