The Subansiri River is one of the major Rivers in Arunachal Pradesh. It is one of the tributaries of the Brahmaputra River. There are many tourist attractions in and around the riverbanks of this beautiful river. The River is known all over the world for its gold dust. Fishing is a very popular adventure sports activity on the river waters.

About the Subansiri River

The Subansiri River is the largest tributary of the Upper Brahmaputra River. For its picturesque features, the river is also known as the Gold River. The river goes down through the green tropical rainforest in the ethnic state of Arunachal Pradesh. The catchment area of the Subansiri River is spread out further than the grand Himalayan mountain ranges, covering Tsona Dzong till the Great Loop of the Tsang Po River in Tibetan Territory. The river subsequently cuts through the Eastern Himalayan Mountain Ranges to pour into India at Asaphila via the rocky and remote neighborhoods of Arunachal Pradesh. The river has a stretch of 170 km in the Tibetan Territory, 250 km in the Eastern Himalayan Mountain Ranges and 86 km in the terrain of Assam prior to meeting the mighty Brahmaputra at the magical meeting point of Majuli. Majuli is the highest populated river island in the world. The Subansiri River is not linked with both sides of the Himalayan mountain ranges with any arterial roads for about 150 km. The landscape is quite rugged with steep cliffs with only meager human population in the area. The scarcity in population and rugged topography have made and going on to make the upper Basins of this river remote.

The Subansiri River is famous for its powerful waves and traveling on this river is quite arduous and difficult. The river has surge, size, and adrenaline-pumping torrents that make it an ideal spot for river rafting. The river draws a significant number of tourists round the year because of the beautiful spectacular surroundings on both sides of the Eastern Himalayan Mountain Ranges. The friendliness of the wide variety of hill people coming from different ethnic backgrounds will simply amaze you. The diversity of the society and culture of these hill people is one of the main reasons why so many people visit this area.

The Lower Subansiri Dam

The Lower Subansiri Dam is a hydroelectric power project of NHPC (National Hydroelectric Power Corporation) Limited under construction with a capacity of 2,000 MW. The stonework gravity dam is 116 m tall from the riverbed of the Subansari River. The exterior electricity generating station will include 8 units of Francis turbines with a capacity of 250 MW each unit. Once the construction is complete, it will be considered as the biggest hydroelectric power project in the country. The project is situated close to the North Lakhimpur district on the boundary of Assam and Arunachal Pradesh. It is expected that the construction will end by 2012.

Lower Subansiri District

The Lower Subansiri District encompasses almost 10,135 Sq. km. The area is characterized by rugged terrains, with elevations of the mountain ranges varying from 1,000-2000 meters over sea surface. The district headquarters of Subansiri, Ziro is situated in the heart of this district. Knotted summits and basins comprise the majority of the upper mountainous area. Lower Subansiri District creates the southern boundary of Arunachal Pradesh. The forests of this area are depicted as the zoological garden of Mother Nature.

Upper Subansiri District

The Upper Subansiri District is an administrative district of the state of Arunachal Pradesh. It comes under the authority of the Deputy Commissioner. The economy of the district is dependent on agriculture and tourism. Popular hotels and guesthouses in this district include Hotel Santosh, Daporijo, and Hotel Kanchenjungha. Closest railway stations are North Lakhimpur and Silapathar in Assam. The highest peak in this area is Tapak Siri, which is 5,375 meters over sea surface.

Flora and fauna

You will find a diverse variety of vegetation in this area such as bushes, canes, bamboo trees and different types of indigenous plants. Varieties of wildlife found in this area include the following:

  • Panthers
  • Tigers
  • Cats
  • Leopard
  • Boars
  • Bear
  • Barking deer
  • Antelopes

Last Updated on March 13, 2020