Explanation:

Rangit Dam, which forms the headworks of the Rangit Hydroelectric Power Project Stage III, is a run-of-the-river power project on the Ranjit River, a major tributary of the Tista River in the South Sikkim District of the Northeastern Indian state of Sikkim. The project's construction was completed in 1999. The project is fully functional since 2000. The project was built at a cost of Rs 4922.6 million (Rs 492.26 crores) (at 1 USD = Rs 45, this is 109.39 million USD). The average annual power generation from the 60 MW (3x20 MW) project is 340 GWh with firm power of 39 MW.