River
Tlawng
Loading map…
Tap a feature for its note.
Overview
The Tlawng (Dhaleswari) is the longest river of Mizoram. It rises in the hills of the state and flows north into Assam.
It joins the Barak in the Cachar plain. The river is an important route for transport of bamboo and timber.
Its valley holds much of Mizoram's limited flat farmland.
Geography and key facts
- Longest river of Mizoram
- Tributary of the Barak
- Flows north into Assam
- Used for transport of bamboo and timber
Why it matters for UPSC
The Barak valley rivers – Tlawng, Tuirial, Sonai – and Mizoram's bamboo flowering (mautam) are niche topics.
Note for UPSC
The longest river of Mizoram; a Barak tributary.
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 Tlawng yet.
Key facts
- Type
- River
- States / UTs on its course
- Mizoram, Assam
- River system
- Himalayan
- Basin
- Barak
- Extent on map
- 22.9°–24.8°N, 92.5°–92.8°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)