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9. USAF Seattle Air Defense Sector

Last modified: 24 Apr 2022

Country: United States    Region: Washington

Latitude: 47° 7' 18" N     Longitude: -123° 29' 45" E

Area use / Military Branches: Closed


4707′18″N 12230′14″W Former ADC Combat Direction Center 03.
Seattle Air Defense Sector (SeADS) was under Air Defense Command as of 1958 to train and maintain tactical flying units in state of readiness in order to defend the Seattle area, assuming control of former ADC Western Air Defense Force units located in western Washington west of the Cascade Range. The Sector was deactivated 1966 as part of an ADC consolidation and reorganization. Its units were reassigned to 25th Air Division

As of 1958 ops of a SAGE (Semi-Automatic Ground Environment) Direction Center DC-12 started at McChord AFB. It also operated a SAGE Combat Center (CC-03). SAGE deactivated 1983.

In 1966, SEADS deactivated, as did the other 22 sectors in the country. Most of its assets were assumed by the 25th Air Div. The DC-12 SAGE Direction Center was assigned to the 25th Air Div, remaining in operation 1970. Today it is used as the Western Air Defense Sector (WADS) Joint Surveillance System (JSS) Sector Operations Control Center (SOCC)

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