44th Chemical Battalion is a chemical defense battalion of the Illinois Army National Guard , organized in 2008 . It is headquartered at Macomb , Illinois , part of the 404th Maneuver Enhancement Brigade , formerly a chemical brigade . A previous unit with the same designation was organized in 1989 , headquartered at Sycamore and then Machesney Park as part of the 404th Chemical Brigade before its 1997 inactivation . A unit with the same designation was headquartered at Sycamore as part of the 404th Chemical Brigade , organized on 1 July 1989 and activated in September of that year . It included the 244th Chemical Company ( Smoke ) at Rockford and the 444th Chemical Company ( Decontamination ) at Freeport , and the latter 's Detachment 1 at Galva . After returning from summer training at Fort McCoy in August 1993 , the 62-man headquarters of the battalion was mobilized for flood relief duty along the Mississippi River at Quincy in response to the Great Flood of 1993 . It was relocated to Machesney Park on 1 October 1995 ; the Sycamore armory was taken over by the newly activated Battery C , 2nd Battalion , 122nd Field Artillery . The battalion was officially inactivated by orders effective 1 September 1997 along with the brigade
Great Flood of 1993
Great Flood of 1993
44th Chemical Battalion