Damodar River valley:

Damodar River valley:
  • Context: 

  • West Bengal Chief Minister Mamata Banerjee blamed the Damodar Valley Corporation (DVC) for the devastating floods in North Bengal, calling them “man-made.” She alleged that the DVC released water from reservoirs without coordination, worsening the situation in Darjeeling and nearby areas already battered by record rainfall. 

  • Geographical Significance: 

  • Damodar river originates from Khamarpat Hills in the Chotanagpur Plateau, in Palamau district, Jharkhand. 

  • The basin can be divided into upper (Jharkhand), middle, and lower (West Bengal) segments. The upper and middle regions are hilly and rugged, whereas the lower segment forms a flat alluvial plain with fertile soil. 

  • The Lower Damodar River conjoins with Hooghly River at Falta, approximately 50 km downstream of Kolkata. 

  • Historically, it was notorious for its devastating floods, earning it the name "Sorrow of Bengal". 

  • Drainage and Dams in the Valley: 

  • Its important triburtaries are Barakar, Konar, Bokaro, Ghari and Bhera. The Barakar is the largest tributary of Damodar. 

  • Dams at Tilaiya, Maithon, Konar, and Panchet (run by DVC since 1948) deal with flood control, irrigation for nearly a million acres, hydropower, and even regional navigation. 

  •  Industrial Significance:  

  • The Damodar Valley forms the core of India’s mineral and industrial belt, often termed the “Ruhr of India” due to its resource-driven industrialization.  

  • The valley contains India’s largest coking coal reserves, especially in Jharia, Raniganj, Bokaro, and Karanpura coalfields. 

  • The Gondwana formations provide abundant iron ore, mica, bauxite, and limestone, supporting heavy industries. 

  • Damodar Valley Corporation (DVC): 

  • DVC is a statutory body established by an Act of Parliament in 1948. 

  • DVC was modelled after the Tennessee Valley Authority (TVA) in the United States. 

  • Its major objectives are: 

  • Flood control 

  • Irrigation 

  • Power generation (both thermal and hydel).  

  • The DVC currently has an installed power capacity of 7,107 MW.