Hydro Electric Projects in East flowing rivers between Pennar and Kanyakumari Basin
| # | Name | District | State | River |
|---|---|---|---|---|
| 1 | Papanasam Hydroelectric Project | Tirunelveli | Tamil Nadu | Thambraparani/ Servalar |
| 2 | Sathanur Hydroelectric Project | Tamil Nadu | Kallar | |
| 3 | Servalar Hydroelectric Project | Tirunelveli | Tamil Nadu | Servalar |
| 4 | Suruliyar Hydroelectric Project | Theni | Tamil Nadu | Suruliyar |
| 5 | Vaigai Hydroelectric Project | madurai | Tamil Nadu | Vaigai |
