Current Context: The Union Environment Ministry’s expert panel has recommended environmental clearance for the 2,220 MW Oju Hydroelectric Project in Arunachal Pradesh.

ABOUT Oju Hydel Project

• Location: Subansiri River, Taksing, Arunachal Pradesh (near China border).
• Developer: Oju Subansiri Hydro Power Corporation Pvt. Ltd.
• Capacity: 2,220 MW (run-of-the-river scheme with daily peaking).
• Infrastructure:
  • 100-metre-high concrete gravity dam
  • 12 km headrace tunnel
  • Underground powerhouse complex
• Cost: Over ₹24,942 crore.
• Expected Output: 8,402 million units of electricity annually.
• Significance: Largest among the series of proposed dams on the Subansiri River (lifeline of Assam).