| Type of Source | Sub Surface | Sub Surface | Sub Surface |
| Place | Thiruvanthipuram | Cappe Hills | Chavadi |
| Distance | 8 Km | 6 Km | 4.5 Km |
| Commenced on | 2004 | 2004 | 1932 |
| Population ultimate year | 2044 | 2044 | 1996 |
| Design Quantity | 12 MLD | 6.87 MLD | 5 MLD |
| Headworks infiltration wel | 1 | ||
| Gallery well | |||
| Collection well | 1 | 1 | 1 |
| No. of over Head Tanks with capacity | |||
| Deepan Nagar | 15.00 L.L | ||
| Saravana Nagar | 15.00 L.L | ||
| Pachayangkuppam | 15.00 L.L | ||
| Anna Nagar | 12.00 L.L | ||
| Manjakuppam | 11.35 L.L | ||
| Thirupathiripuliyur | 10.00 L.L | ||
| K.K. Nagar | 6.00 L.L | ||
| Municipal Dispansary Campus | 6.00 L.L | ||
| Kasukadai | 4.50 L.L | ||
| Sivanandhapuram | 2.00 L.L | ||
| Sonangkuppam | 2.00 L.L | ||
| Padmavathi Nagar | 2.00 L.L | ||
| Kamarajar Nagar | 2.00 L.L | ||
| Kammiyampettai | 2.00 L.L | ||
| Mariyasossai Nagar | 2.00 L.L | ||
| Devanampattinam | 1.00 L.L | ||
| Devanampattinam Tsunami Qutrs. | 1.00 L.L | ||
| Nehru Nagar | 1.00 L.L | ||
| Ennikaran Thottam Tsunami Qutrs. I | 1.00 L.L | ||
| Ennikaran Thottam Tsunami Qutrs. II | 1.00 L.L | ||
| Brookeespet | 1.00 L.L | ||
| Boat House | 0.30 L.L | ||
| Total | 54.00 L.L | 45.80 L.L | 11.35 LL |
| No.of GLSR’s | |||
| Koothapakam | 0.75 L.L | ||
| Chellankuppam Slum Qtrs. | 1.00 L.L | ||
| Panagkattu Colony Flat Type Slum Qtrs. | 1.00 L.L | ||
| No.of Distribution zone | 11 | 10 | 1 |
| Length of pumping main | 68 kms | ||
| Length of Distribution main | 208 kms | ||
| Total No. public fourtain | 534 Nos | ||
| Motor details | 35 HP submercible -5 Nos. | 25 HP submercible 4 Nos. | 30 HP submercible- 1 No |
| 30 HP submercible – 3 Nos. | 30 HP submercible- 4 Nos. | 35 HP submercible-2 Nos. | |
| 25 HP submercible -4 Nos. | 25 HP submercible-1 No | ||
| 10 HP submercible -3Nos. | |||
| Filter bed | 20 HP -2 Nos. | 10 HP -4 Nos. | |
| 12.5 HP- 2 Nos. | 12.5 HP- 4Nos. | ||
| 12.5 HP -4Nos. | |||
| Generator (KVA) | 12.5 KVA 1 No. | ||
| Pumbing Details | |||
| Head works | 11.075 MLD | ||
| local sources | 0.50 MLD | ||
| combined water from TWAD (Kollidam CWSS) | 5.50 MLD | ||
| LPCD Frequency | 93. LPCD | ||
| Frequency | daily 2 hrs. | ||
| No.of Mini power Pump | 11 Nos | ||
| No of open wells | 2 Nos | ||
| No. of shallow borewells | 36 Nos | ||
| No. of water lorry | 1 No | ||
| Total No. of Hous service connection | 16135 Nos | ||
| Domestic | 15967 Nos | ||
| Non Demositc | 168 Nos | ||
| Industrial | NIL | ||
| Under Ground Drainage System | |||
| Scheme commenced on | 2016 | ||
| Total cost of scheme | 65.14 Crores | ||
| Under Ground Drainage scheme running in 27 wards – ward No,1, 2, 3 (p), 4, 5, 6, 10(P), 11, 12(P), 13(P),14(P), 15(P), 17, 18, 19, 20, 21, 22, 23 ,24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37(p), 39(p) 40, 41, 42, 43, 44 & 45 | |||
| No, of Manuals Manholes; | 5406 Nos | ||
| length of seware main | 148.70 Km | ||
| No,of house service connections | 11134 Nos | ||
| No.of pumping station | 7 Nos | ||
| No.of lfting station | 12 Nos | ||
| Non Demostic | 46 Nos. | ||
| No.of pumping station : 7 Nos | No.of lfting station : 12 Nos | ||
| Deepan Nagar | Vardharajan Nagar | ||
| Rajambal Nagar | NGO Nagar | ||
| Srinivasan Nagar | Logambal Koil Street | ||
| Mohan Street | Mariyasoosai Nagar | ||
| Chellangkuppam (Mohini Bridge) | S.N .Chavadi | ||
| Manaveli | Karpaga vinayagar Koil Street | ||
| K.K. Nagar (MPS) | Kulanthai colony | ||
| Ennikaran thottam | |||
| sippoy street | |||
| Sankaran Street | |||
| Devanampattinam TSunami quarters | |||
| Ennikaran thottam TSunami quarters | |||
| Total No of Man hole | 5406 Nos | ||
| Total No of House connection | 14135 Nos. | ||
| Total length of sewer main | 148.70 kms | ||
| Sewage length plant (STP) | 1 No | ||
| Method of Treatment | ASP (Activated sludge process) | ||
| Total land purchase | 26.33 ACRES | ||
| Building constructed | 6.88 acres | ||