Rangit Dam

Rangit Dam
Rangit Dam and Reservoir
Rangit Dam
Location of Rangit Dam in Sikkim
Official nameRangit Hydropower Project, Stage III
LocationLegship, Sikkim, India
Coordinates27°17′41″N 88°17′32″E / 27.29472°N 88.29222°E / 27.29472; 88.29222
Opening dateJanuary 2000
OwnerNHPC
OperatorNational Hydroelectric Power Corporation
Dam and spillways
Type of damConcrete Gravity
ImpoundsRanjit River
Height45 metres (148 ft)
Length100 metres (330 ft)
Spillway typeGated Overflow
Spillway capacity2725 m³/s
Reservoir
CreatesRangit Reservoir
Total capacity1.175 million cubic metres
Catchment area979 square kilometres (378 mi2)
Surface area12.9 hectares (32 acres)
Power Station
OperatorNational Hydroelectric Power Corporation
Commission dateJanuary 2000
TypeRun-of-the-river
Turbines3×20 MW
Installed capacity60 MW
Annual generation340 GWh (Firm Power 39 MW)

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