10 Fascinating Facts About Brahmaputra River: Check Its Map, Origin & Tributaries!

Jan 9, 2026, 22:25 IST

Discover what the interesting facts about the Brahmaputra River. Learn about its origin, tributaries, width, hydro power potential & cultural significance in India and Bangladesh.

Brahmaputra River Interesting Facts
Brahmaputra River Interesting Facts

The Brahmaputra River is one of the largest and most important rivers in the world. Do you know that it originated from the Kailash range of the Himalayas in Tibet? It was at an elevation of around 5,300 metres, and flows through India and Bangladesh before emptying into the Bay of Bengal. 

Its catchment region measures about 580,000 square kilometers in Tibet, India, Bhutan, and Bangladesh. The river is the fifth largest in the world in regards to its mean discharge, which makes it an important force in hydrological properties. Through this article, you will be learning all the interesting facts about the Brahmaputra River.

1. Origin of the Brahmaputra

The river begins high in the Kailash range of the Himalayas, at an elevation of around 5,300 metres in Tibet. Locally, it is known as the Yarlung Tsangpo before entering India. From its mountainous origin, it travels over 2,900 kilometres before meeting the Bay of Bengal.

2. Vast Catchment Area

The Brahmaputra basin spans an impressive 580,000 square kilometres across China, India, Bhutan, and Bangladesh. In India alone, it drains nearly 195,000 square kilometres, covering states such as Assam, Arunachal Pradesh, Meghalaya, Nagaland, Sikkim, and West Bengal.

3. Width of the River

The average width of the river in the Brahmaputra Valley is about 5.46 kilometres. It expands to a much-wider floodplain in some reaches, particularly during monsoon floods. It is one of the widest rivers of India.

4. Unique Braided Nature

As the river enters Assam, its slope flattens dramatically. This causes it to form multiple channels, creating a braided river pattern. These channels shift frequently, depositing sediment and forming sandbars across the valley.

5. Tributaries Add Power

The Brahmaputra River has more than 30 important tributaries. The tributaries of the Brahmaputra River on the north side, such as the Subansiri and the Dhansiri, carry high silt. The south-side tributaries of the Brahmaputra, such as the Manas and Kopili, have a slow current and hence influence the ecology.

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6. Monsoon and Floods

Are you aware of the fact that the Brahmaputra is notorious for its floods? It receives 85% rainfall during the South-West monsoon season between May and September. The massive rainfall accompanied by floods in its tributaries often produces catastrophic after-effects.

7. Rich Aquatic Life

The river supports many rare fish species and other aquatic life. Its diverse ecosystem is crucial for local fisheries and contributes to the livelihoods of millions of people in Assam and Bangladesh.

8. Hydro Power Potential

The Brahmaputra has strong slopes in Tibet and Arunachal Pradesh; thus, it is apt for hydroelectric schemes. Many dams and schemes are already under way or proposed to fulfill the demand for energy.

9. Cultural and Economic Importance

Besides its natural significance, the Brahmaputra plays a central role in the culture and economy of Assam. River transport, agriculture, and fishing are deeply linked to its flow and seasonal changes.

10. Global Recognition

The second-longest river in the world by discharge, the Brahmaputra is known globally for its massive discharge, powerful currents, and the fertile valleys that the river sustains. The highly dynamic environment presented by the river makes it one of the most scenic rivers worldwide.

You may also like to read: The Brahmaputra River System, Check Here!

To conclude, Brahmaputra is more than a river, as its a symbol of life, culture, and nature’s power. Whether you are exploring its waters on a map or learning about its ecosystems, this river leaves an unforgettable impression.


Manvi Upadhyaya
Manvi Upadhyaya

Content Writer

    Manvi Upadhyaya is an experienced content writer who is passionate about creating authentic content by delivering credible facts to people. She holds a degree in Journalism and Mass Communication and is fond of art, languages, culture, and education. She has been a published co-author and compiler for many anthology book projects. She creates educational and informative content for international audiences. You can reach out to her at manvi.upadhyaya@jagrannewmedia.com

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