Parent unit constituted in 1920 in the Utah National Guard as the 115th Engineer Regiment (Combat), an element of the 40th Division (later redesignated as the 40th Infantry Division)

            (2d Battalion withdrawn 3 November 1928 and allotted to the State of Nevada- hereafter separate lineage)

1st Battalion organized and Federally recognized 17 July 1939 with Headquarters at Salt Lake City

Inducted into Federal service 3 March 1941 at Salt Lake City

Reorganized and redesignated 5 February 1942 as the 115th Engineer Battalion

Redesignated 12 October 1943 as the 115th Engineer Combat Battalion

Inactivated 7 April 1946 at Camp Stoneman, California

Battalion relieved 25 June 1946  from assignment to the 40th Infantry Division; concurrently broken up and its elements expanded and redesignated as follows:

            Headquarters as Headquarters and Headquarters Company, 115th
Engineer Combat Group

(Headquarters and Service Company and Medical Detachment as the 115th Engineer Combat Battalion; Company A as the 1457th Engineer Combat Battalion; Company B as the 1334th Engineer Combat Battalion;  Company C converted, reorganized, and redesignated as Battery B, 213th Armored Field Artillery Battalion-hereafter separate lineages)

            Reorganized and Federally recognized 22 October 1947 in the Utah Army National Guard at Salt Lake City as Headquarters and Headquarters Company, 115th Engineer Combat Group

            Ordered into active military service 19 August 1950 at Fort Douglas

            (Headquarters and Headquarters Company, 115th Engineer Combat Group [NGUS] organized and Federally recognized 2 September 1952 at Fort Douglas)

            Reorganized and redesignated 1 April 1953 as Headquarters and Headquarters Company, 115th Engineer Group

Released from active Federal service 3 December 1954 and reverted to state control; Federal recognition concurrently withdrawn from Headquarters and Headquarters Company, 115th Engineer Group (NGUS)

Location of Headquarters changed 1 February 1955 to Murray; in 1959 to Salt Lake City; on 30 July 1962 to Murray

Location changed 1 January 1989 to Draper

Ordered into active Federal service 18 December 2003 at Draper; released from active Federal service 14 June 2005 and reverted to state control

HOME STATION: Draper

 

CAMPAIGN PARTICIPATION CREDIT

                     World War II
                     Bismarck Archipelago
                     Southern Philippines
                     Luzon (with arrowhead)

                     War on Terrorism
                     Campaigns to be determined

DECORATIONS

            Meritorious Unit Commendation (Army), Streamer embroidered SOUTHWEST ASIA 2004-2005

Philippine Presidential Unit Citation, Streamer embroidered 17 OCTOBER 1944 TO
4 JULY 1945

BY ORDER OF THE SECRETARY OF THE ARMY: