DUMBUR DAM (Syllabus: GS Paper 1 – Geography)

Context: The Tripura government has dismissed claims by some Bangladeshi media that the opening of the Dumbur dam on the River Gumti, 120 kilometers upstream from the Bangladesh border, caused severe flooding in 11 districts of Bangladesh, affecting millions.

Dumbur Dam

• Location: Built on the Gumti River in Tripura.
• Height: Stands 30 meters tall.
• Power Generation: Contributes to the local grid.
• Cross-Border Power Supply: Bangladesh draws 40 MW from this dam.
• Purpose: Mainly for hydroelectric power and irrigation.

Dumboor Lake

• Location: Situated in Gandacherra, near Agartala.
• Formation: Created by the confluence of Raima and Sarma rivers.
• Annual Event: Hosts 'Poush Sankranti Mela' every January 14th.
• Hydel Project: Close to the Tirthamukh Hydel Project, the Gomati River's source.

Gumti River

• Source: Originates in Dumur, Tripura.
• Mouth: Flows into the Meghna River.
• Course: Travels through Tripura and Comilla, Bangladesh.
• Also known as: Gomti, Gumati, or Gomati.
• Tributaries: Raima and Manu on the left, and the Deo and Khowai on the right.