Dibang River

Dibang River Latest News

The Indian Air Force (IAF) successfully rescued 14 individuals, including 13 from Assam, stranded on a riverine island in Arunachal Pradesh due to Dibang River flooding.

About Dibang River

• It is an important tributary of the Brahmaputra.
• It flows through the northeast Indian states of Arunachal Pradesh and Assam. 
• The Dibang Valley, a district of Arunachal Pradesh, is named after this river.
• Course:
  • Origin: The Dibang originates near Keya pass on the Indo-Chinese border in the Upper Dibang Valley district of Arunachal Pradesh.
  • The region all along the upper course of the river is located in the Great Himalayan Mountain Range, with its northern and eastern reaches bordering Tibet. 
  • The Mishmi Hills is found along the upper courses of the Dibang River. 
  • The Mishmi Hills is the southward expansion of the Himalayas; compose most of the northern part of the region. 
  • They have an average elevation of 15,000 feet (4,500 m) and are dotted with passes such as Yonggyap at 13,000 feet (3,950 m) and Kaya at 15,600 feet (4,750 m). 
  • After traversing through Arunachal Pradesh, Dibang River enters the plains of Assam.
  • Eventually, it joins the Lohit and Siang rivers, which together form the Brahmaputra River in Assam.
• The major tributaries of the Dibang River are the Dri, Mathun, Talon, Eme, Ahi, Emra, and Awa.

Dibang Multipurpose Project

• It is a flood control cum hydroelectric power project planned to be developed on the Dibang River, a tributary of the Brahmaputra River, in Arunachal Pradesh.
• At 2,880 MW installed capacity, it will be the country’s biggest hydropower facility.
• It is being developed by India’s state-run National Hydroelectric Power Corporation (NHPC).
• The Project is designed as an energy storage project, with flood moderation as one of the key objectives, besides power generation. 
• The project envisages the construction of a 278 m-high and 375 m-long concrete gravity dam, which will be the highest concrete gravity dam of India. 

Dibang River FAQs

Q1: What is the origin of Dibang River?

Ans: It originates near Keya pass on the Indo-Chinese border in the Upper Dibang Valley district of Arunachal Pradesh.

Q2: Is Dibang left or right tributary of Brahmaputra?

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Ans: The Dibang River is a right-bank tributary of the Brahmaputra River.

Q3: Through which two Indian states does the Dibang River flow?

Ans: Arunachal Pradesh and Assam

Source: TOI