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November 15, 2021

Lower Siang, India

By Carmen

Lower Siang is a 2,700MW 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 2025 and is expected to enter into commercial operation in 2029.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 2,700 2,700 Permitting Arunachal Pradesh, India Jaypee Arunachal Power

Description

The project is being developed by Jaypee Arunachal Power. Jaiprakash Power Ventures and Government of Arunachal Pradesh are currently owning the project having ownership stake of 89% and 11% respectively.

Lower Siang is a reservoir based project. The hydro reservoir capacity is planned to be 1,421 million cubic meter. The net head of the project will be 55m. 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 9 in number. The penstock length will be 73m. The penstock diameter will be 11.75m. The project is expected to generate 13,236 GWh of electricity. The project cost is expected to be around $3,047.63m.

The hydro power project consists of 9 turbines, each with 300MW nameplate capacity.

Development Status

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The project construction is expected to commence from 2025. Subsequent to that it will enter into commercial operation by 2029.

Methodology

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.

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