Government of Nepal   Budhi Ganga Hydropower Project  
 
 

 

Salient Features

 

Name of Project

Budhi Ganga Hydropower Project  

District

Achham

Power House Site

Thapagaon Village (Hatikot VDC Ward No 4) (on Left Bank of River)

Dam Site

Budha Bagar (In between Babla VDC Ward No 3 and Kuskot VDC Ward No 5)

Latitude

81° 14' 00" E - 81° 17' 50'' E

Longitude

29° 15' 30" N - 29° 18' 35" N

Name of the River

Budhi Ganga River

Type of Scheme

Run-of the River with Daily Pondage (6 hrs Peaking)

Installed Capacity

20 MW

Accessibility

Nearest Market

Safe Bagar, Achham

Power House Site

Near Thati Bazaar of Ghugurkot VDC, approximately 5 Km from Safe Bagar (Just down side of motor able road)

Dam Site

Near Budha Bagar of Babla VDC, approximately 13 Km from Safe Bagar (Just down side of motor able road)

Powerhouse

Type

Surface (L = 30 m, W = 14 m, H = 26 m)

Installed Capacity

20 MW (2 X 10 MW)

Gross Head

90 m

Net Head

83.2 m

Type of Turbine

Francis (Vertical Axis)

Hydrology

Design Discharge

27.63 m3/sec

95 % Dependable Flow

7.34 m3/sec

Compensation Flow

0.96 m3/sec

Pondage Reservoir

Storage required for 6 hours peaking

0.236 Million m3

Minimum Operating Level

712 m

Full Supply Level

717 m

Pondage Fetch from Weir Site

3. 0 Km

Pondage Surface Area

8. 4 ha (0.084 Sq. km) (168 Ropani)

Intake Structure

Number of Intake Opening

2

Number of Intake Tunnel

2

Intake Tunnel Length

57 m

Diameter of Intake Tunnel

2.5 m

Head Race Tunnel

Type

Circular ad Horseshoe

Length

5.6 Km

Diameter

 

Concrete Lined

3.9 m

Shotcrete Lined

5.1 m

Transmission

Voltage

132 kV

Length of TL

88.6 Km

Sub-Station

Lamki, Kailali District

TL Route

Sanfe – Mangalsen – Punyapato – Guttu – Kuene – Malchana - Lamki  (13 Km west from Chisapani Bridge at Karnali between Kohalpur and Attariya)

Alternate Connection

At Dipayal Substation (Attariya – Dipayal 66 kV TL) (High Voltage Drop – 31 %)

Energy Generation

On Peak Firm Energy

36.139 GWh

Off Peak Firm Energy

44.58 GWh

Secondary Energy

25.57 GWh

Average Energy

106.28 GWh

Energy Benefit

Firm Peak Energy Benefit

US$ 2.72 million

Firm Off Peak Energy Benefit

US$ 1.97 million

Secondary Peak Energy Benefit

US$ 1.11 million

Cost and Economic Parameter

Description

Excluding TL

Including TL

Total Project Cost

 42.07 million US$

50.64 million US$

Per KW Cost

2103 US$

2532 US$

Pay Back Period

5.12 Years

6.12 Years

B/C Ratio

1.43

1.20

IRR

16.09 %

13.77 %

Access Road

HW Site

0.700 Km

Power House Site

1.100 Km

 

 

 

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