Karpowership (Ghana) Osman Khan power station is a 450 MW gas power station in Western, Ghana. It is operated by Karpowership [100%]. Based on its capacity (estimated), it can supply roughly 507k homes (estimated). It ranks #6 of 15 Ghana power plants by installed capacity. Commissioned in 2017, it is around 9 years old — relatively modern. In context, gas supplies about 61.4% of Ghana's electricity; the national grid averages 469 gCO₂/kWh (36.2% low-carbon) (2024).
Plant data: WRI Global Power Plant Database (CC BY 4.0), id GOGPT_karpowershipghanaosman_ghana.
Data status
Known data
Calculated from dataset
Not available
Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.
Data provenance
Source of the capacity and fuel values:
capacity: GEM · 2026 · L100000407150; fuel: GEM GOGPT
In context: how this plant compares
At 450 MW, Karpowership (Ghana) Osman Khan power station is well above the median gas plant in Ghana (330 MW). Gas plants burn natural gas either in open-cycle turbines for fast peaking, or in combined-cycle units that recover exhaust heat in an HRSG to reach roughly 55–62% efficiency — the cleanest-burning fossil option.
Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.
Key facts
- Share of Ghana gas capacity
- 11.6% of 3,885 MW across 9 plants in this dataset
- Age among peers
- 4 of 7 dated gas plants in Ghana are older
Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).
Capacity vs largest gas plants in Ghana
Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).
Owner
Operated by Karpowership [100%].
Climate zone & how it works
This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a tropical savanna climate (Köppen Aw) — Northern Hemisphere, latitude 4.9°N — which shapes how much energy it can produce and how its output varies through the year.
Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).
Site climate & environmental severity
This site sits in an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.
Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.
How it compares & nearby plants
The #3 largest gas power plant of 9 in Ghana by capacity.
Ghana has 9 gas power plants in this dataset, together about 3,885 MW of capacity.
Nearby power plants
- Amandi power station · Gas · 203 MW · Western
- Aboadze Rotan power station · Gas · 660 MW · Western
- Takoradi (TICO) Thermal power plant · Gas · 320 MW · Western
- Takoradi (TAPCO) 1 Thermal power plant · Gas · 330 MW · Western
- Ghana 1000 power station · Gas · 1,300 MW · Western
- Takoradi (TAPCO) 3 Thermal power plant · Gas · 132 MW · Western
Location
Coordinates 4.93844, -1.696663 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Frequently asked questions
What type of power plant is Karpowership (Ghana) Osman Khan power station?
Karpowership (Ghana) Osman Khan power station is a 450 MW gas power plant in Western, Ghana, commissioned in 2017.
Who operates Karpowership (Ghana) Osman Khan power station?
Karpowership (Ghana) Osman Khan power station is operated by Karpowership [100%].