22nd Chemical Battalion (United States)

The 22d Chemical Battalion is a chemical battalion of the United States Army first formed in 1917.

Lineage

 * Organized 26 November 1917 in the National Army at Washington, D.C. as Company C, 30th Engineers
 * Converted and redesignated 13 July 1918 as Company C, 1st Gas Regiment
 * Demobilized 28 February 1919 at Camp Kendrick, New Jersey
 * Reconstituted 3 February 1920 in the Regular Army as Company C, 1st Gas Regiment, and organized at Edgewood Arsenal, Maryland
 * Reorganized and redesignated 13 July 1927 as the 1st Chemical Company
 * Reorganized and redesignated 1 April 1931 as the 1st Separate Chemical Company
 * Reorganized and redesignated 21 March 1942 as the 1st Chemical Company
 * Inactivated 29 May 1943 at Camp Sibert, Alabama
 * Activated 10 March 1958 at Fort McClellan, Alabama
 * Redesignated 19 May 1958 as the 22d Chemical Company
 * Inactivated 20 July 1966 in Vietnam
 * Assigned 21 September 1979 to the 3d Armored Division and activated in Germany
 * Inactivated 15 August 1992 in Germany and relieved from assignment to the 3d Armored Division
 * Redesignated 16 October 2004 as the 22d Chemical Battalion (Technical Escort) and activated at Aberdeen Proving Ground, Maryland

Campaign participation credit
World War I: St. Mihiel; Meuse-Argonne; Lorraine 1918

World War II: American Theater, Streamer without inscription

Vietnam: Counteroffensive; Counteroffensive, Phase II

Southwest Asia: Defense of Saudi Arabia; Liberation and Defense of Kuwait; Cease-Fire

Decorations

 * Meritorious Unit Commendation (Army), Streamer embroidered SOUTHWEST ASIA 1990–1991