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NHPC Synchronises Fifth Unit of Subansiri Lower Hydroelectric Project
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News18•13-10-2026, 19:00
NHPC Synchronises Fifth Unit of Subansiri Lower Hydroelectric Project
- •NHPC has successfully synchronised the fifth 250 MW unit of the 2,000 MW Subansiri Lower Hydroelectric Project with the national grid.
- •This latest development brings the total synchronised capacity of the mega project, located on the Arunachal Pradesh-Assam border, to 1,250 MW.
- •Four units totaling 1,000 MW were already in commercial operation before this milestone, while work proceeds on the remaining three units.
- •The fully operational project will feature eight units generating about 7,422 million units of electricity annually to boost the national power network.
- •Full commissioning of the project is now targeted for March 2027 following previous delays and the implementation of enhanced safety measures.
Key Questions Answered
Power major NHPC has synchronised the fifth 250-megawatt unit of the Subansiri Lower Hydroelectric Project, raising the total synchronised capacity of the mega project to 1,250 MW.
The full commissioning of the project is now targeted for March 2027, with the remaining generating units scheduled to be brought into operation in phases. The earlier target set by the Ministry of Power was December of the year.
Once all eight generating units of 250 MW each are operational, the project will have an installed capacity of 2,000 MW and is expected to generate about 7,422 million units of electricity annually.
