on the site are used for car storage by the Madison Railroad. Environmental concerns The base contains a substantial amount of depleted uranium and the NRC has posed questions to the Army regarding environmental concerns as a result. References External links Jefferson Proving Ground - Installation Support Management Agency Jefferson Proving Ground - Tactical Training School Buildings and structures in Jefferson County, Indiana Historic American Engineering Record in Indiana Proving grounds Military installations in Indiana 1941 establishments in Indiana 1995 disestablishments in Indiana