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HydroCalculator

Fomi multipurpose dam, Niandan Koura, Guinea

River: Niger

Status: Proposed project

6,778 hectares per MW

533 people per MW

Map of Niandan Koura, Guinea
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Results

Net Present Value-248,668 thousand USD
NPV including net greenhouse gas emissions-1,095 million USD
Internal Rate of Return1.39%
Cost per MWh excluding environmental costs305 USD per MWh
Hectares flooded per MW6,778 hectares per MW
Gross CO₂ equivalent emissions903,892 thousand metric tonnes
Gross CO₂ equivalent per MW10,043 thousand metric tonnes per MW
Hectares flooded per MW6,778 hectares per MW
People displaced per megawatt533 people per MW

Inputs and assumptions

People displaced48,000 people displaced
Area flooded610,000 hectares
Installed capacity 90 MW
Capacity used27%
Construction time4 years
Construction cost, including transmission infrastructure costs384,000,000 USD
Wholesale price of energy126.57 USD
Economic discount rate10%

Vegetation & carbon density

Carbon density
(tC/ha)
Area flooded
(hectares)
Total carbon
(tonnes)
1.46.0152,50025%7,015,000.0
2.46.0152,50025%7,015,000.0
3.46.0152,50025%7,015,000.0
4.46.0152,50025%7,015,000.0
Total610,000100%28,060,000.0