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SASOL ONE

Other power plant in Orange Free State, South Africa. Approximate location -26.8223, 27.8483.

OtherOrange Free StateSouth AfricaCO₂ reported

SASOL ONE is a 314 MW other power station in Orange Free State, South Africa. Based on its capacity (estimated), it can supply roughly 236,144 homes (estimated). It ranks #26 of 122 South Africa power plants by installed capacity. Its measured emissions of 622,020 t CO₂/yr (Climate TRACE) are equivalent to about 144,993 cars driven for a year. In context, the national grid averages 699 gCO₂/kWh (17.8% low-carbon) (2025).

314MW installed capacity
236,144homes powered (est.)
622,020t CO₂ / yr (Climate TRACE)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id CT-6236.

622,020 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

144,993passenger cars driven for a year
81,119homes' yearly energy use
10,367,000tree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; emissions reported to Climate TRACE.

Capacity vs largest other plants in South Africa

Secunda power station: 880 MW880Secunda po…Avon power station: 670 MW670Avon power…SASOL ONE: 314 MW314SASOL ONERichards Bay Mill power station: 150 MW150Richards B…

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Local climate & thermal context

This other plant generates electricity for the grid. It sits in a humid subtropical (dry winter) climate (Köppen Cwa) — Southern Hemisphere, latitude 26.8°S — which shapes how much energy it can produce and how its output varies through the year.

16.2°Cannual mean temp
1,077heating degree-days (base 18°C)
394cooling degree-days (base 18°C)
1,473 melevation

Monthly mean temperature

J: 21 °CJF: 21 °CFM: 20 °CMA: 16 °CAM: 12 °CMJ: 9 °CJJ: 8 °CJA: 12 °CAS: 16 °CSO: 19 °CON: 20 °CND: 21 °CD21 °C

Heating degree-days here run 56% below the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 27/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

In colder climates, uninsulated hot equipment (boilers, turbines, valves, steam lines) loses proportionally more heat to ambient air — exactly the loss Inzonex modular insulation is designed to cut.

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

How it compares & nearby plants

The #3 largest other power plant of 4 in South Africa by capacity.

South Africa has 4 other power plants in this dataset, together about 2,014 MW of capacity.

Nearby power plants

Location

Coordinates -26.8223, 27.8483 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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