Asco power station is a 110 MW gas power station in Old Ajaokuta, Nigeria. Based on its capacity (estimated), it can supply roughly 124k homes (estimated). It ranks #62 of 69 Nigeria power plants by installed capacity. Commissioned in 2021, it is around 5 years old — recently built. In context, gas supplies about 68.7% of Nigeria's electricity; the national grid averages 456 gCO₂/kWh (31.3% low-carbon) (2025).
Plant data: WRI Global Power Plant Database (CC BY 4.0), id GOGPT_asco_nigeri.
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 · L100000407501; fuel: GEM GOGPT
In context: how this plant compares
At 110 MW, Asco power station is below the median gas plant in Nigeria (501 MW). Technically it is described as Steam. 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 Nigeria gas capacity
- 0.4% of 30,326 MW across 48 plants in this dataset
- Age among peers
- 18 of 36 dated gas plants in Nigeria 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 Nigeria
Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).
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 7.5°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 a moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with humidity / wetness 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 #47 largest gas power plant of 48 in Nigeria by capacity.
Nigeria has 48 gas power plants in this dataset, together about 30,326 MW of capacity.
Nearby power plants
- Yellow Stone power station · Gas · 360 MW · Kogi
- Supertek power station · Gas · 500 MW · Kogi
- Knox power station · Gas · 501 MW · Kogi
- Geregu I power station · Gas · 849 MW · Koji
- Geregu II power station · Gas · 1,226 MW · Koji
- Geregu nuclear power plant · Nuclear · 2,400 MW · Kogi State
Location
Coordinates 7.522562, 6.56099 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Frequently asked questions
What type of power plant is Asco power station?
Asco power station is a 110 MW gas power plant in Old Ajaokuta, Nigeria, commissioned in 2021.