Subansiri Lower Hydroelectric Project

July 3, 2023

National Hydroelectric Power Corporation (NHPC) Limited has completed construction of 2,000 Mega Watt Subansiri Lower Hydroelectric Project dam till the top level of Elevation Level (EL) 210 m.
SLHP is located on Subansiri River which is on border of India’s two north-eastern states, Arunachal Pradesh and Assam.
It is the biggest hydroelectric project undertaken in India so far and is a run of river scheme on river Subansiri.
- A run-of-river dam is one in which the flow of water in the river downstream of the dam is the same as the flow of water upstream of the dam.
Subansiri River, aka Gold River, is the tributary of River Brahmaputra.
It originates from the Tibetan Himalayas and makes its way to India via (Miri Hills) Arunachal Pradesh.