Burhi Dihing
Under review: this entry was added recently and its position is still being checked (approximate (line through riverside towns)).
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Overview
The Burhi Dihing rises in the Patkai hills of Arunachal Pradesh and flows west through upper Assam to join the Brahmaputra.
It passes through Digboi, Margherita and Naharkatia – an area known for oil fields, coal and tea gardens. The Dehing Patkai forests along its banks hold lowland rainforest.
Oil was struck at Digboi in the late nineteenth century, and the refinery there began working in 1901.
Geography and key facts
- South-bank tributary of the Brahmaputra
- Rises in the Patkai hills
- Flows past Digboi, Margherita, Naharkatia
- Oil, coal and tea country; Dehing Patkai forests
Why it matters for UPSC
Digboi is the site of India's oldest oil refinery. Dehing Patkai was upgraded to a national park in 2021.
Note for UPSC
A south-bank tributary in upper Assam, through oil and tea country. Course drawn approximately through towns on its banks.
Prelims asks about tributaries, the states a river flows through, its basin and the projects on it, so trace the course on the map.
Asked in PYQs
No question in our Prelims bank names Burhi Dihing yet.
Key facts
- Type
- River
- State / UT
- Assam
- River system
- Himalayan
- Basin
- Brahmaputra
- Extent on map
- 27.3°–27.4°N, 95.3°–95.7°E
From the Map Explorer data; positions are for orientation.
In the lessons
- Physical Features and Drainage of India (map lesson)
- Drainage Systems of India: Himalayan and Peninsular Rivers (map lesson)
- The Harappan (Indus Valley) Civilisation (map lesson)
- Harappan Civilisation: Sites, Town Planning and Phases (map lesson)
- Mahajanapadas and the Rise of Magadha (map lesson)