Salient Features

The Upper Puwa I Small Hydropower Project is a 3 MW run-of-river facility located in Ilam district, Nepal, utilizing two water sources: Thulo Puwa Khola and Sano Puwa Khola.

Coordinates: 26°59'20" to 27°01'00" N, 87°52'36" to 87°54'25" E

Capacity & Energy Generation

3 MW
Installed Capacity
17.400 GWh
Marketable Annual Energy
2.642 GWh
Dry Season Energy
14.757 GWh
Wet Season Energy
165 m
Net Head

Water Intake Systems

Thulo Puwa Khola - Side intake

2 x (2m length x 0.6m width), weir foundation at El. 1408.50 m

Sano Puwa Khola - Tyrolean intake

9m length x 1.2m width, weir foundation at El. 1412.04 m

Power Generation Equipment

Turbines2 Francis units, horizontal axis, 1000 rpm rated speed
Generators2 x 1875 KVA synchronous AC, 6.6 kV rated voltage
Frequency50 Hz

Financial Metrics

Total Project CostNRs. 54,12,00,000
Debt/Equity Ratio67:33
Internal Rate of Return15.42%
Benefit/Cost Ratio1.50
Payback Period12 years
View Project Components