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Arunachal deputy CM Mein hails Subansiri hydropower milestone as 1,000 MW mark achieved
Deputy Chief Minister Chowna Mein congratulated NHPC on the commissioning of Unit 4 at the Subansiri Lower Hydroelectric Project, which brings the plant’s operational capacity to 1,000 MW. The project, one of India's largest hydro ventures, has seen several milestones, including a rotor installation for Unit 5 earlier this year. The development is framed as a step toward cleaner, more self-reliant energy for the Northeast.
Why It Matters
The 1,000 MW milestone strengthens energy security in India's Northeast and contributes to the country's renewable energy capacity and clean energy targets.
Timeline
3 Events
Deputy CM Mein congratulates NHPC on the milestone
May 10, 2026
Deputy Chief Minister Chowna Mein congratulated NHPC on the successful commissioning of Unit 4, calling it a landmark achievement for clean, sustainable and self-reliant energy generation and applauding engineers, technical teams, workers and stakeholders involved.
Commercial operation of Unit 4; 1,000 MW milestone reached
May 8, 2026
NHPC declared the commercial operation of Unit 4 effective from May 8, 2026, taking the project's operational capacity to 1,000 MW with four units commissioned.
Rotor installation milestone for Unit 5 (earlier this year)
April 2026
The project had, in recent months, achieved several engineering milestones, including the installation of India's heaviest hydro rotor for unit 5 earlier this year.