TNPSC Thervupettagam

Velimalai Pumped Storage Project

May 24 , 2026 16 hrs 0 min 39 0
  • The 1,100 MW Velimalai Pumped Storage Hydro Electric Project in Kanniyakumari received Terms of Reference (ToR) clearance from the Union Ministry of Environment, Forest and Climate Change.
  • The project will be developed at Vellimalai in Tamil Nadu as a pumped hydropower storage plant.
  • It is the first project in Tamil Nadu to be developed under the Public-Private Partnership (PPP) model on a Build-Own-Operate-Transfer (BOOT) basis.
  • The project is planned as a closed-loop off-river system to support peak power management and renewable energy integration.
  • It will have four underground generating units of 275 MW each, with a total installed capacity of 1,100 MW.

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