Length 145,000 m | River mouth Surma River | |
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Piyain River a trans-boundary river of India and Bangladesh. It is a tributary of the Surma river, which is originates from the Umgat river of Assam. The river enters Bangladesh through Sylhet district.
The origin and flow
The length of the river is 145 km. Piyain river has emerged from the river om or Umagat river or Assam.
References
Piyain River Wikipedia(Text) CC BY-SA