Regional release sites are located at the Clements Unit (Amarillo), Crain Unit (Gatesville), Dominguez (San Antonio), Estelle (Huntsville), Gist (Beaumont), Hughes (Gatesville), Huntsville Unit (Huntsville), Hutchins State Jail (Dallas), Lopez (Edinburg), Lychner (Humble), McConnell Unit (Beeville), Michael (Tennessee ...