India’s first variable speed pumped storage plant commences operations

This development involves the first unit of the facility.

THDC India Limited (THDCIL) has commenced COD process of the first 250 megawatts (MW) of the 1000 MW Variable Speed Pumped Storage Plant (PSP), the first in the country.

In a statement, the Ministry of Power said the project is located in Tehri, Uttarakhand.

Sh. Manohar Lal, Hon’ble Union Minister of Power, Housing and Urban Affairs, Government of India said “the project will significantly strengthen our grid stability and support the integration of renewable energy.”

“Variable speed technology allows us to manage power flow with precision, making our energy ecosystem smarter and more flexible,” the official added.

Shri R.K. Vishnoi, CMD, THDCIL, said that once fully operational, the project will elevate the Tehri Hydro Power Complex’s capacity to 2,400 MW, making it India’s largest Hydropower Complex.