Aug 7, 2020 Hydroelectric Power By cadmin Structures in Ice Kingsley Hydroplant Outlet tower in the sunset Platte River at Overton 2020 Kingsley Dam, Lake Ogallala and Lake McConaughy Jeffrey Hydroplant construction Johnson No. 1 Hydroplant construction Lake McConaughy structures Senator George Norris pulls the controls to bring Jeffrey Hydroplant online for the first time on Jan. 5, 1941 snowy Lake McConaughy structures sunset at Lake McConaughy Lake Ogallala Kingsley Hydro Lake McConaughy 2019