Brahmaputra river

Brahmaputra river and its tributaries Detailed [2022]

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Brahmaputra river

The Brahmaputra river (Sanskrit: ब्रह्मापुत्र Brahmaputra), also called Tsangpo-Brahmaputra, is a transboundary river in Asia. It is the sixth-longest river in Asia, at 2,900 km (1,800 mi). It originates in the Tibetan Plateau and flows eastward for more than 2,900 km before emptying into the Bay of Bengal. The Brahmaputra is a necessary transportation and irrigation artery for the countries it passes through, including India, Bangladesh, and Tibet. The river has a wide variety of wildlife, including several endangered species.

The Brahmaputra river map above shows the flow of the river Brahmaputra from its source in the Tibet region to its final destination, the Bay of Bengal.


Year 2017. With reference to river Teesta, consider the following statements:
The source of river Teesta is the same as that of Brahmaputra but it flows through Sikkim.
River Rangeet originates in Sikkim and is a tributary of river Teesta.
River Teesta flows into the Bay of Bengal on the border of India and Bangladesh.
Which of the statements given above is/are correct?
(a) 1 and 3 only
(b) 2 only
(c) 2 and 3 only
(d) 1, 2 and 3

Year 2016. Which of the following is/are tributary/ tributaries of Brahmaputra?
Select the correct answer using the code given below.
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
Brahmaputra river
Brahmaputra river

Brahmaputra river system

It is bounded on the north by the Himalayas, on the east by the Patkari range of hills, which runs along the India-Myanmar border, on the south by the Assam range of hills, and on the west by the Himalayas and the ridge that separates it from the Ganga basin.

The Brahmaputra River rises in the Himalayas’ Kailash ranges in the north, at an elevation of 5,150 metres, just south of the Konggyu Tsho lake, and flows for approximately 2,900 kilometres. The spring named Tamchok khambab is considered the origin of the river Brahmaputra. It flows for 916 kilometres in India.

purvanchal hills
purvanchal hills

The Brahmaputra River Basin

The Brahmaputra basin stretches across Tibet, Bhutan, India, and Bangladesh, covering 5,80,000 square kilometres. It covers the Indian states of Arunachal Pradesh, Assam, West Bengal, Meghalaya, Nagaland, and Sikkim. It covers an area of 1,94,413 square kilometres, accounting for nearly 5.9 percent of the country’s total geographical area.

Brahmaputra river basin StateDrainage area (sq. km)
Arunachal Pradesh81,424
West Bengal12,585
Kaziranga National Park
Kaziranga National Park

Origin of river brahmaputra

  • The Brahmaputra river origin is in the Chemayungdung mountain ranges near Mansarovar lake in southern Tibet.
  • The spring named Tamchok khambab is considered the origin of the river Brahmaputra. 
  • It is known as Tsangpo or the Yarlung Tsangpo in the Tibet region and flows parallel to the Himalayan ranges before entering India through Arunachal Pradesh.
  • The Tsangpo River (Brahmaputra) enters India at Bishing, from where it is known as the “Siang River“.
  • The Brahmaputra enters India through Arunachal Pradesh as the Siang or Dihang river. After joining its tributaries, Lohit and the Dibang river, known as the Brahmaputra.
  • After entering Bangladesh, the Brahmaputra river is known as the Jamuna river, and it is joined by the Ganga river, known as the Padma river in Bangladesh. And finally, the river Brahmaputra empties its water into the Bay of Bengal.
  • The river basin consists of all the land drained by the river and its tributaries.
  • The Brahmaputra river basin consists of various small rivers and is so large that it spreads over Tibet, Bhutan, Bangladesh, and India. The River Brahmaputra basin in India extends over different states, consisting of Assam, Arunachal Pradesh, West Bengal, Meghalaya, Nagaland, and Sikkim.

What is length of Brahmaputra river

The total length of the river Brahmaputra is 2880 km, and 1625 km of it lies in the Tibet region, and It flows for 916 kilometres in India.

Brahmaputra river flows through which states?

The River Brahmaputra enters India through Arunachal Pradesh as the Siang or Dihang river and then flows through Assam before entering Bangladesh. But its basin covers the Indian states of Arunachal Pradesh, Assam, West Bengal, Meghalaya, Nagaland, and Sikkim.

Download Brahmaputra river map

brahmaputra river system map : Brahmaputra river map HD image

Brahmaputra river tributaries

S.NoLeft Bank TributariesRight Bank Tributaries
1Siang riverSubansiri river
2Dibang riverKameng river
3Lohit riverManas river
4Burhi Dihing riverSankosh river
5Dhansiri riverRaidak river
6Kopili riverJaldhaka river
7----Teesta river
Brahmaputra river tributaries

Left and Right bank tributaries of brahmaputra

Left bank tributaries of brahmaputra river

Left bank tributaries of the river Brahmaputra have common features: they have flatter grades, fine alluvial soils, comparatively low silt charge, and deep meandering channels.

Lets see them one by one:

Siang river

siang river
siang river
  • The river Siang is known by the name of the Yarlung Tsangpo in Tibet, originating at the height of 5300 metres near the Kailash range
  • It follows in an easterly direction, parallel to the Himalayan ranges for approx—1600 kilometres.
  • Just before entering India, it passes through a deep gorge across the eastern extremities of the Himalayan ranges. After entering India, it is joined by the Lohit and the Dibang rivers, and together they form the mighty river Brahmaputra.

Dibang river

dibang river
dibang river
  • The River Dibang originates in Arunachal Pradesh near the Indo China border in the Dibang valley. The Mishmi hills lie in the upper course of the river Dibang. 
  • The river finally joins the Lohit river, and together they join the Siang river.

Lohit river

lohit river
lohit river
  • The Lohit river rises in the Tibet region where it is called the Zayu river
  • It enters India through Arunachal Pradesh, flowing through Mishmi Hills where it joins the Siang river to form the Brahmaputra river. 
  • The Lohit river carries abundant amounts of lateritic soil, which gives it a reddish colour.

Burhi Dihang / Burhi dihing river

burhi dihing river
burhi dihing river
  • It is formed by the confluence of two small rivers, Namphuk and Namchik, which originate in the Patkai hills, part of the Eastern Himalayan ranges in Arunachal Pradesh. 
  • Burhi Dihing river flows through the Patkai hills and changes its course over time, creating various oxbow lakes around it.
  • It finally joins the river Brahmaputra in the Assam plains.
  • Its basin is used for the cultivation of tea.

Dhansiri river

dhansiri river
dhansiri river

Dhansiri originates from southwest Nagaland, flowing along the Intanki national park. It joins the river Brahmaputra in the Assam plains.

Kopili river

kopili river
kopili river
  • The Kopili river originates in the Saipong reserve forest in South East Meghalaya 
  • It forms part of the border between Assam and Meghalaya States.
  • It joins the river Brahmaputra in the Koplimukh in the Assam plains.

Left bank and Right bank tributaries of brahmaputra

Right bank tributaries

Right bank tributaries of the Brahmaputra have common features: a steep slope, coarse sandy beds, shallow braided channels, and carry a heavy silt charge.

Have a look at them one by one:

Subansiri river

subansiri river
subansiri river
  • The Subansiri River rises beyond the Himalayas in the Tibet region, so technically, it’s a trans-Himalayan river.
  • Subansiri is formed by the culmination of various small streams that have “chu” in their names, such as Tsari chu, chayal chu. And sikung chu is the main source of the Subansiri river.
  • The Subansiri River is the largest tributary of the Brahmaputra River.
  • Subansiri enters India through Arunachal Pradesh and flows through the Miri hills.
  • Subansiri joins the river Brahmaputra in Assam at Jamurighat.

Kameng river

kameng river
kameng river
  • The Kameng River rises near the Gorichen mountains in Arunachal Pradesh, near the Indo-Tibetan border.
  • Flowing through the Kameng district of Arunachal Pradesh, it enters the Assam plains and joins the river Brahmaputra.
  • The Kameng River flows between two important protected areas, Sessa and the eagle nest sanctuary on its west and the Pakke tiger reserve on its east.

Manas river

manas river
manas river
  • The Manas River is a trans-Himalayan river that originates in the Tibet region.
  • Originating from Tibet, it flows for 24 km before entering Bhutan and finally into India, where it joins the river Brahmaputra.
  • Manas river system is the largest river system in Bhutan.
  • The Manas river flows through two crucial protected areas: the Royal Manas National Park in Bhutan and the Manas wildlife sanctuary in India. 

Sankosh river

sankosh river
sankosh river
  • The Sankosh river rises in Bhutan’s northern part. It is the right bank tributary of the Brahmaputra river. Flowing through hills, it carries lots of silt with it and has steep slopes and shallow braided channels.
  • It is known as Puna Tsang Chu in Bhutan and is one of the most beautiful rivers in Bhutan.
  • The Sankosh river enters India and flows, forming the border between Assam and West Bengal.
  • Flowing further, it enters Bangladesh and joins the Brahmaputra river near the Indo- Bangladesh international boundary.

Teesta river

teesta river
teesta river
  • The Teesta river originates in the Himalayas of North Sikkim at the Zemu glacier in the Kanchenjunga ranges.
  • The Teesta river is the lifeline of Sikkim.
  • Originating in the Himalayan heights, it has created a deep gorge in the Darjeeling hills and divides them into the Tiger Hill Range and the Kalimpong Hill Range.
  • Flowing further, it enters Bangladesh and joins the mighty Brahmaputra river.

In conclusion, the Brahmaputra river is a powerful and impressive force of nature that should be respected. It is an important part of the ecosystem and provides many benefits to the people and animals that live near it. It is also an important source of energy and transportation. We should do everything we can to protect this incredible river.

This is all about the river Brahmaputra in its short form. If you still need more, look at this government of India official document.

Recent news about the Brahmaputra river of Assam

29 August 2021: Assam floods hit 2.25 lakh people.

The Brahmaputra river is prone to flooding annually. It is flooded two times annually. One flood is because of the melting of the Himalayan snow in the summer season, and the second is because of the monsoon flows.

Jan 2022

Bishing Village

The Chinese PLA abducted an Arunachal youth.

  • Bishing village is located on the left bank of the Siang River and is the last Indian village before the Chinese border. It is a border village in Arunachal Pradesh’s Upper Siang district, Gelling Circle.
  • The Tsangpo River (Brahmaputra) enters India at Bishing, from where it is known as the “Siang River“.
  • As it enters India, the Tsangpo River takes an S-shaped bend. The Actual Control Line (LAC) runs parallel to the river through the turn. Bishing is located in the bottom right-hand corner.
  • The Bishing village is home to around 100 people, mainly from the Memba tribe.

March 2022 – The Indus, Ganga, and Brahmaputra river basins, which provide water to the most densely populated parts of south Asia, will have more river “runoff” by 2050 and 2100, as per the IPCC’s projections in its Sixth Assessment Report on Impacts, Adaptation, and Vulnerability, which came out on February 28, 2022.


What is Brahmaputra called in Bangladesh?

The Brahmaputra is a transboundary river that originates in Tibet and flows through China, India, and Bangladesh. In Bangladesh, it is known as the Jamuna. The Jamuna is the largest and most important river in the country, forming the eastern boundary of Bangladesh with India.

What is Brahmaputra called in Tibet?

Brahmaputra is called Yarlung Tsangpo in Tibet. The river originates from Mount Kailash and flows eastward through Tibet into India, emptying into the Bay of Bengal. The Brahmaputra is considered a holy river by Hindus and Buddhists and is an important part of the cultures of both countries.

How did the Brahmaputra get its name?

The Brahmaputra is one of the longest and mightiest rivers in the world. Originating from Tibet, it cuts through the Himalayas and flows across India and Bangladesh before emptying into the Bay of Bengal. The Brahmaputra is derived from two Sanskrit words: Brahma, meaning ‘the creator god’ and Putra, meaning “son”. According to Hindu mythology, the river was named after Brahma’s son, Manu.

What are the different names of Brahmaputra?

The Brahmaputra is known by various names depending on its location. In Tibet, it is called Tsangpo (meaning “The Purifier”). In China, it is Yarlung Zangbo Jiangin. In India, in the valley of Assam, it is called Dihang or Siang, whereas when it crosses Sadiya, it is given the name Brahmaputra. In its following country, i.e. Bangladesh, it is called the Jamuna River. When it joins the Ganga river water, it is called the Padma River. And then Meghana From the confluence of Padma and Meghna. 

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  1. Love it
    a little suggestion
    for UPSC the states also become very important
    please try to add state boundaries to it. it will be perfect!
    Thankyou for this 😀

  2. These notes are wonderful and the addition of colorful maps make your work impeccable. All I want know is the similar notes on Ganga river system and I will be forever indebted, thank you.

    • Thank you for your kind words about our website. We’re glad you like it! Regarding your Query about Ganga river system, it will be made available in near future.

  3. Thanks a lot. I was very sad because I have no such content then I got it .I really love it . Please share with us more Topics like other Subjects for UPSC .

    • Hey Nirmal! Thanks a lot for such deep words, we are currently running very low on our spare time, so the content publishng is very slow. We will try to do our best.

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