Archive · 29 Dec 2025
NHPC Starts Wet Commissioning of Unit-3 at Subansiri Lower Project
NHPC Limited has started the wet commissioning of Unit-3 at the Subansiri Lower Hydroelectric Project in Arunachal Pradesh.
This is a big step for India's largest hydroelectric power project, which has a total capacity of 2000 MW.
Unit-3, with a capacity of 250 MW, has successfully begun its mechanical run, moving closer to full-scale power generation.
The project is expected to help stabilize the national grid, reduce carbon emissions, and meet the country's increasing energy needs.
The NHPC team, led by CMD Bhupender Gupta, is working hard to ensure the timely and safe commissioning of the remaining units.
NHPC Limited began wet commissioning of Unit-3 (250 MW) at the Subansiri Lower Hydroelectric Project on December 27.
The project is India's largest hydroelectric power project with a total capacity of 2000 MW.
Unit-3 has successfully completed its mechanical run, marking the start of commissioning activities.
The project aims to enhance grid stability, reduce carbon emissions, and meet growing energy demands.
Phased commissioning of the remaining five units, each of 250 MW capacity, will follow.
- Who
- NHPC Limited
- What
- Commenced wet commissioning of Unit-3 at Subansiri Lower Hydroelectric Project
- When
- December 27
- Where
- Arunachal Pradesh
- Why
- To enhance grid stability, reduce carbon emissions, and meet growing energy demands
- Project Name
- Subansiri Lower Hydroelectric Project (SLHEP)
- Total Capacity
- 2000 MW
- Unit-3 Capacity
- 250 MW
- Commissioning Date
- December 27
- Location
- Arunachal Pradesh
- Operator
- NHPC Limited
- Significance
- India's largest hydroelectric power project