398Gwh/yr

Energy Generation

70MW

Installed Capacity

About

Middle Marsyangdi Hydropower Station located at Bhoteodar, Siundibar, Lamjung with installed capacity of 70 MW is a peaking run-of-river type scheme with daily pondage for five hours and annual design generation of 398 GWh. It was commissioned in 14 December, 2008 and uses latest technology amongst all power stations of NEA. The powerhouse and headworks of MMHPS are located at a distance of 27 km and 34 km respectively from Dumre. The Dam site is located between Udipur and Chiti and the sub-surface powerhouse is situated on the right bank of the Marsyangdi River at Siundibar, Bhoteodar VDC. The cumulative generation of the station has reached 1574.84 GWh till 2011/12 with a maximum generation of 425.34 GWh in the same year exceeding the designed generation of 397.59 GWh and target generation of 399.31 GWh. The station has contributed 10.18 % of the total energy share in INPS.

Salient Features

Hydrology ( Intake )

Catchment Area 2,729 km2
Maximum Net Head 98 m
Maximum Gross Head 110 m
Live Storage Volume 1.65 million m3
Average Annual Flow 99.5 m3/s

Head Works (Intake)

Diversion Length 95m

Waterways

Penstock- Length 212-218 m
Penstock-Diameter 4.60 m
Total Length of Waterways 5940 m

Turbine

Type Francis, vertical shaft
Number of Units 2
Rated Discharge 40 m3/s
Rated Output 35.9 MW

Generators

Rated Capacity 39 MVA

Transformers

Number of Units 6 + 1 spare, single phase, 14.5 MVA each, 11/132 ± 2*2.5% kV, ONAN
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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