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Rivers of India · Ends in Brahmaputra

Subansiri River: source, course, dams and places

Subansiri (Gold river) is about 518 km long (total length). It rises at Mount Porom, Tibet and ends in Brahmaputra. A map-first summary for exam revision.

By Pradyumna Gayake · Updated · From the same data as the app’s Subansiri study card

Map of the Subansiri river in India, from its source to Brahmaputra, with 1 dams and 1 places along its course. Source Subansiri Lower Dam North Lakhimpur
The Subansiri drawn from AtlasMitra’s river data. Circle: source. Diamonds: dams and barrages. Dots: places on its course. India’s boundary as per the Survey of India.

Source

The Subansiri rises at Mount Porom, Tibet, Enters India in Arunachal Pradesh. 28.37° N, 93.46° E

Course

Its main course runs Tibet → Arunachal Pradesh → Assam, and it ends in Brahmaputra: lakhimpur district, Assam.

Key facts

  • Largest tributary of the Brahmaputra
  • Subansiri Lower is one of India's largest hydroelectric projects.

Dams and barrages

DamWhere and what
Subansiri Lower DamArunachal Pradesh–Assam border.

Places along the Subansiri

PlaceNote
North LakhimpurAssam · near the lower river.

Quick questions

Where does the Subansiri originate?

At Mount Porom, Tibet (Enters India in Arunachal Pradesh).

Where does the Subansiri end?

In Brahmaputra (Lakhimpur district, Assam).

How long is the Subansiri?

About 518 km (total length).

Which dams are on the Subansiri?

Subansiri Lower Dam: Arunachal Pradesh–Assam border.

Sources

  1. River course: Natural Earth Public domain and © OpenStreetMap contributors ODbL 1.0