Lower yamne Stage I is a 75MW hydro power project. It is planned on Siang river/basin in Arunachal Pradesh, India. The project is currently in permitting stage. It will be developed in single phase. The project construction is likely to commence in 2023 and is expected to enter into commercial operation in 2025.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 75 75 Permitting Arunachal Pradesh, India Yamne Power


The project is being developed and currently owned by Yamne Power.

Lower yamne Stage I is a run-of-river project. The net head of the project will be 67.7m. The total number of penstocks, pipes or long channels that carry water down from the hydroelectric reservoir to the turbines inside the actual power station, is expected to be 3 in number. The penstock length will be 110m. The penstock diameter will be 3.3m. The project cost is expected to be around $106.77m.

The hydro power project consists of 3 turbines, each with 25MW nameplate capacity.

Development Status

The project construction is expected to commence from 2023. Subsequent to that it will enter into commercial operation by 2025.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.