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Maamba plant

Coal power plant in Southern, Zambia. Approximate location -17.3529, 27.1859.

CoalSouthernZambia

Maamba plant is a 300 MW coal power station in Southern, Zambia. It is operated by Maamba Collieries. Based on its capacity (estimated), it can supply roughly 375,428 homes (estimated). It ranks #3 of 15 Zambia power plants by installed capacity. Commissioned in 2016, it is around 10 years old — relatively modern. In context, coal supplies about 10.8% of Zambia's electricity; the national grid averages 120 gCO₂/kWh (87.5% low-carbon) (2024).

300MW installed capacity
375,428homes powered (est.)
2016commissioned (~10 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1022376.

~1,314,000 t CO₂/yr (estimated) — in everyday terms

This facility's annual emissions are roughly equivalent to:

306,294passenger cars driven for a year
171,362homes' yearly energy use
21,900,000tree seedlings grown 10 years to absorb it

Estimated, not measured: from installed capacity at a typical 50% load factor × a typical coal emission factor (~1000 g CO₂/kWh, IPCC AR5 / US EIA). Actual emissions depend on plant efficiency and running hours.Equivalencies via US EPA Greenhouse Gas Equivalencies.

Owner

Operated by Maamba Collieries.

Local climate & thermal context

This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a hot semi-arid steppe climate (Köppen BSh) — Southern Hemisphere, latitude 17.4°S — which shapes how much energy it can produce and how its output varies through the year.

25.1°Cannual mean temp
0heating degree-days (base 18°C)
2,571cooling degree-days (base 18°C)
568 melevation

Monthly mean temperature

J: 26 °CJF: 26 °CFM: 26 °CMA: 25 °CAM: 22 °CMJ: 20 °CJJ: 20 °CJA: 23 °CAS: 27 °CSO: 30 °CON: 29 °CND: 27 °CD30 °C

Heating degree-days here run 100% 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: 13/100 — 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

Zambia has 1 coal power plant in this dataset, together about 300 MW of capacity.

Nearby power plants

Location

Coordinates -17.3529, 27.1859 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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