Under Ground Drainage :
In Theni – Allinagaram Municipality , Under Ground Drainage system was completed on 31-03-2014 with sewer line, pumping station, lift station, and Sewage Treatment Plant. The sewer lines are laid in Ward No: 20, 21, 23, 27, 28 & 31 are fully covered and Wards 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 22, 24, 25, 26, 29, 30, 32 & 33 are partly completed. The scheme was implemented at an estimate cost of Rs: 42.09 crores. The scheme was executed by TWAD board and inaugurated on 08-06-2015.