NHPC Limited has announced the successful declaration of Commercial Operation (CoD) for Unit #1 (250 MW) of the 2000 MW Subansiri Lower HE Project in Assam/Arunachal Pradesh, effective 00:00 hours on March 20, 2026. This milestone marks the operational start of three units (Units #1, #2, and #3) totaling 750 MW capacity. The company confirmed that the commissioning dates for the remaining units will be communicated in due course.
Subansiri Lower HE Project: Operational Milestone Achieved
NHPC Limited has issued a critical update regarding the progression of its Subansiri Lower Hydro Electric (HE) Project, which has a total installed capacity of 2000 MW (comprising 8 x 250 MW units). This announcement follows a series of prior communications concerning the project’s development.
Commercial Operation Date (CoD) Declared
The company confirms the declaration of Commercial Operation (CoD) for Unit #1, rated at 250 MW, located in the Assam/Arunachal Pradesh region. The effective date for this operation commencement is set at 00:00 hours on March 20, 2026.
Cumulative Progress
With this latest declaration, a cumulative total of three units—Unit#1, Unit# 2, and Unit# 3—of the Subansiri Lower HE Project are now declared to be in commercial operation. NHPC assures stakeholders that the commissioning status for the remaining five units will be intimated to the stock exchanges in the normal course of business.
Source: BSE
