 The upper valley consists of two entire districts (Dhanbad and Bokaro) and eight districts partly in the state of Jharkhand.The lower valley on the other hand consists of five districts partly (Burdwan, Hooghly, Bankura, Howrah and Purulia) in the state of West Bengal.DVC was set up with the intent of promoting and operating the schemes which may cause social and economic uplift in the valley region.