48Gwh/yr

Energy Generation

6.2MW

Installed Capacity

About

Puwa Khola Hydropower Station, run of river type, located at Golakharka, Ilam having installed capacity of 6.2 MW and annual design generation of 48 GWh was commissioned in 1999 AD. It was jointly developed by Government of Nepal and NEA at a cost of USD 15.7 million. It is the only sizable hydropower plant NEA has in the Eastern part of Nepal. The station has two units each with 3.1 MW. The cumulative generation of the station has reached 357.13 GWh till 2011/12 from its first run. The station has generated 31.55 GWh in FY 2010/11 and 28.33 GWh in FY 2011/12 with a decrease of 10.2%. The generation from the station contributed 0.68% of the total energy in INPS in 2011/12.

Salient Features

Hydrology ( Intake )

Catchment Area 125.1 km2
Maximum Net Head 304m
Average Annual Discharge 2.5 m3/s
Live Storage Volume 2057m3

Head Works (Intake)

Diversion Length 30.4m Crest Length

Turbine

Type Horizontal Pelton
Number of Units 2
Rated Discharge 1.25 m3/s
Rated Output 3.3 MW

Generators

Rated Capacity 3.7 MVA
Power Factor 0.85

Transformers

Number of Units 1 (8 MVA, 6.6/33 kV, 3 Phase)
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Application for Survey License

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Survey License Approved

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Application for Generation License

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Under Construction

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Live

Location