Lineage. Established as Seattle Air Defense Sector, and organized, on 8 Jan 1958. Discontinued, and inactivated, on 1 Apr 1966. Redesignated as: Northwest Air Defense Sector, and activated on 1 Jul 1987; Western Air Defense Sector (ANG), 1 Jan 1995; Western Air Defense Sector (ANG), 1 Oct 1995; Western Air Defense Sector, 15 Jul 2009.
Assignments. 25 Air Division (Defense) (later, 25 Air Division [SAGE]), 8 Jan 1958-1 Apr 1966. 25 Air Division, 1 Jul 1987; First Air Force (later, First Air Force [ANG]), First Air Force [Air Forces Northern], 30 Sep 1990 (attached to Air Forces Northern [First Air Force] [Provisional], 28 Feb 2006-1 Nov 2007)-.
Operational Components. Wing: 325 Fighter (Air Defense): 10 Feb 1960-1 Apr 1966. Groups: 57 Fighter (Air Defense): 1 Apr 1961-1 Apr 1966. 326 Fighter (Air Defense): 10 Feb 1960-1 Apr 1961.
Stations. McChord AFB, WA, 8 Jan 1958-1 Apr 1966. McChord AFB, WA, 1 Jul 1987-.
Service Streamers. None.
Campaign Streamers. None.
Armed Forces Expeditionary Streamers. None.
Decorations. Air Force Outstanding Unit Awards: 1 Nov 2008-31 Oct 2010; 1 Jun 2011-31 May 2013; 1 Jun 2014-31 May 2016; 1 Jun 2018-31 May 2019. Air Force Organizational Excellence Awards: 1 Jan 1990-31 Dec 1991; 31 Jul 2005-31 May 2007; 1 Jun 2007-31 May 2009.
Lineage, Assignments, Stations, Components, and Honors through 17 May 2022.
Supersedes statement prepared on 15 Feb 2011.
Emblem. Approved on 9 Jun 1960; latest rendering, 10 Oct 2018. However, emblem may be modified for design. Organization should submit proposal IAW current heraldic standards set forth in DAFI 84-105, Chap. 3. Contact local supporting historian or MAJCOM history office for assistance.
Prepared by Melissa Lahue.
Reviewed by Margaret Ream.