LOWER SUBANSIRI HYDROELECTRIC POWER PROJECT (HT)

  • 29 Oct 2023

What is the News ?

The Lower Subansiri Hydro Electric Power project in Assam encountered a major problem when a significant landslide completely blocked its sole operational diversion tunnel, causing a substantial interruption in water flow through the river.

Facts About:

  • This is the country's biggest hydroelectric project to date.

                 It is a run-of-river project on the Subansiri River.

  • The Project is situated close to North Lakhimpur, which marks the boundary between Arunachal Pradesh and Assam.
  • Capacity: 2000 MW.
  • Up to 7.4 billion kWh of electricity will be produced there each year.
  • Along with building a concrete gravity dam rising 116 meters above the riverbed, the project also entails building a surface powerhouse.

                  The dam will be 284 meters in length.

  • The powerhouse is situated in the Subansiri district of Arunachal Pradesh, whereas the dam is situated in the Dhemaji district of Assam.
  • It is being developed by the state-owned National Hydro Power Corporation (NHPC).
  • Finance: A term loan was used to finance 30% of the project's debt in addition to 70% equity.
  • The budgetary support provided by the central government is a component of the equity component.