News: The Arunachal Pradesh State Pollution Control Board (APSPCB) conducted an environmental public hearing for the proposed 1200 MW Kalai-II Hydro Electric Project in Anjaw district, being developed by THDC India Limited.
About Kalai-II Hydroelectric Project

- It is a 1,200 MW hydro power
- Type: It is a run-of-river with pondage project.
- River: It is planned at the Lohit river basin in the Anjaw district of Arunachal Pradesh.
- Project developer: Tehri Hydro Development Corporation (THDC), a subsidiary of the Indian power generation company NTPC
- Reservoir: The hydro reservoir capacity is planned to be 318.8 million cubic meter.
- The gross head of the project will be 125m.
- Turbines: The hydro power project consists of 6 turbines, each with 190MW nameplate.
Major Ongoing Hydroelectric Projects in India
- Subansiri Lower Hydroelectric Project (2000 MW)
- Location: On Subansiri River, border of Arunachal Pradesh and Assam.
- Significance: India’s largest under-construction hydroelectric
- Developer: NHPC
- Tehri Pumped Storage Plant (1000 MW)
- Location: Uttarakhand (Tehri Dam complex) on the Bhagirathi River.
- Significance: Provides pumped storage facility for peak demand management.
- Developer: THDC India Ltd.
- Ratle Hydroelectric Project (850 MW)
- Location: Chenab River, Jammu & Kashmir.
- Developer: Joint venture of NHPC & JKSPDC.
- Importance: One of the largest ongoing projects in J&K; critical for regional power supply.
- Pakal Dul Hydroelectric Project (Jammu & Kashmir):
- Capacity: 1,000 MW
- Developed by Chenab Valley Power Projects Ltd; part of India’s northern hydropower expansion; under construction.




