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Lineage And Honors Information

Lineage and Honors Information as of 9 October 2015

315th Engineer Battalion

  • Constituted 5 August 1917 in the National Army as the 315th Engineers, an element of the 90th Division
  • Organized in August 1917 at Camp Travis, Texas
  • Demobilized 26 June 1919 at Camp Dodge, Iowa
  • Reconstituted 24 June 1921 in the Organized Reserves as the 315th Engineers, an element of the 90th Division
  • Organized in November 1921 at San Antonio, Texas
  • Regiment (less 2d Battalion) reorganized and redesignated 30 January 1942 as the 315th Engineer Battalion, an element of the 90th Division (later redesignated as the 90th Infantry Division) (2d Battalion concurrently reorganized and redesignated as the 869th Engineer Battalion--hereafter separate lineage)
  • Ordered into active military service 25 March 1942 at Camp Barkeley, Texas
  • Reorganized and redesignated 15 September 1942 as the 315th Engineer Motorized Battalion
  • Reorganized and redesignated 19 May 1943 as the 315th Engineer Combat Battalion
  • Inactivated 22 December 1945 at Camp Patrick Henry, Virginia
  • Activated 28 April 1947 at San Antonio, Texas
  • (Organized Reserves redesignated 25 March 1948 as the Organized Reserve Corps; redesignated 9 July 1952 as the Army Reserve) 315th ENGINEER BATTALION
  • Reorganized and redesignated 6 April 1953 as the 315th Engineer Battalion
  • (Location of Headquarters changed 1 April 1959 to Houston, Texas)
  • Inactivated 31 December 1965 at Houston, Texas, and relieved from assignment to the 90th Infantry Division
  • Headquarters and Headquarters Company activated 16 October 2009 at Camp Pendleton, California (Support Company concurrently constituted and activated)
  • Ordered into active military service 3 April 2014 at Camp Pendleton, California; released from active military service 6 May 2015 and reverted to reserve status

Campaign Participation Credit

  • World War I
  • St. Mihiel
  • Meuse-Argonne
  • Lorraine 1918
  • World War II
  • Normandy (with arrowhead)
  • Northern France
  • Rhineland
  • Ardennes-Alsace
  • Central Europe
  • War on Terrorism
  • Campaigns to be determined

Decorations

  • Meritorious Unit Commendation (Army), Streamer embroidered EUROPEAN THEATER JUNE – AUG 1944
  • Meritorious Unit Commendation (Army), Streamer embroidered EUROPEAN THEATER AUG 1944 – FEB 1945
  • Meritorious Unit Commendation (Army), Streamer embroidered EUROPEAN THEATER FEB 1945 – AUG 1945
  • French Croix de Guerre with Palm, World War II, Streamer embroidered MOSELLE-SARRE RIVERS

By Order of the Secretary of the Army:

RICHARD W. STEWART
Chief of Military History


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