The base is served by the Sherman Army Airfield which has a runway and operates under a joint agreement with the city of Leavenworth , Kansas that permits civilian aircraft to use it all hours . The airfield was inundated by the Missouri River in levee breaches during the Great Flood of 1951 , the Great Flood of 1993 , and the Great Flood of 2011
Great Flood of 1993
Great Flood of 1993
Fort Leavenworth