Teesta-3 dam

Teesta-3 dam: An expert committee of the Environment Ministry has recently recommended reconstruction of Teesta-3 dam in Sikkim.

  • About Teesta River: It is a tributary of the Jamuna River (Brahmaputra) in India and Bangladesh.
  • Originates as Chhombo Chhu from glacial lake Khangchung Chho at 5,280 m elevation.
  • Course: Flows south, cutting through Siwalik Hills near Darjeeling (West Bengal).

o Turns southeast through Sivok Khola pass onto West Bengal plains.

o Previously flowed into Padma River (Ganga), but since 1787 flows eastward, joining Jamuna River near Chilmari (Bangladesh).

  • Tributaries:

o Left-Bank: Lachung Chhu, Chakung Chhu, Dik Chhu, Rani Khola, Rangpo Chhu.

o Right-Bank: Zemu Chhu, Rangyong Chhu, Rangit River.