Lineage and Honors Information as of 23 March 2010
31st ENGINEER DETACHMENT
Constituted 26 June 1945 in the Army of the United States as the 3331st Engineer Refrigeration Maintenance Detachment
Activated 26 July 1945 in France
Inactivated 12 November 1945 in France
Redesignated 5 February 1953 as the 31st Engineer Water Tank Detachment and allotted to the Regular Army
Activated 10 April 1953 in Korea
Reorganized and redesignated 1 April 1954 as the 31st Engineer Detachment
Inactivated 20 December 1954 in Korea
Activated 2 September 1958 at Fort Belvoir, Virginia
Inactivated 15 August 1959 on Taiwan
Activated 25 March 1960 at the Nebraska Ordnance Plant, Wahoo, Nebraska
Inactivated 25 January 1965 at the Nebraska Ordnance Plant, Wahoo, Nebraska
Activated 5 April 1965 at Fort Leonard Wood, Missouri
Inactivated 6 July 1966 in Vietnam
Activated 1 April 1967 at Fort Bragg, North Carolina
Inactivated 20 May 1971 in Vietnam
Activated 16 December 1980 at Fort Benning, Georgia
Inactivated 15 January 1987 at Fort Benning, Georgia
Activated 17 February 2010 at Fort Polk, Louisiana
CAMPAIGN PARTICIPATION CREDIT
Korean War
Third Korean Winter
Korea, Summer 1953
Vietnam
Defense
Counteroffensive
Counteroffensive, Phase II
Counteroffensive, Phase III
Tet Counteroffensive
Counteroffensive, Phase IV
Counteroffensive, Phase V
Counteroffensive, Phase VI
Tet 69/Counteroffensive
Summer-Fall 1969
Winter-Spring 1970
Sanctuary Counteroffensive
Counteroffensive, Phase VII
DECORATIONS
Presidential Unit Citation (Army), Streamer embroidered VIETNAM 1967-1968
Meritorious Unit Commendation (Army), Streamer embroidered VIETNAM 1968
Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1969-1970
Republic of Vietnam Civil Action Honor Medal, First Class, Streamer embroidered VIETNAM 1968-1970
BY ORDER OF THE SECRETARY OF THE ARMY:
JEFFREY J. CLARKE
Chief of Military History