McIntosh (AL)

Gas power plant in Alabama, United States of America. Approximate location 31.2546, -88.0299.

GasAlabamaUnited States of AmericaCO₂ reported

McIntosh (AL) is a 676 MW gas power station in Alabama, United States of America. It is operated by PowerSouth Energy Cooperative. Based on reported annual generation of 661 GWh, it can supply roughly 188,914 homes. It ranks #532 of 9,833 United States of America power plants by installed capacity. Commissioned in 2003, it is around 23 years old — relatively modern. Its measured emissions of 118,691 t CO₂/yr (Climate TRACE) are equivalent to about 27,667 cars driven for a year. In context, gas supplies about 40.0% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

676MW installed capacity
661GWh reported / yr
188,914homes powered
118,691t CO₂ / yr (Climate TRACE)
2003commissioned (~23 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0007063.

118,691 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

27,667passenger cars driven for a year
15,479homes' yearly energy use
1,978,183tree seedlings grown 10 years to absorb it

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

Reported generation trend

2013: 0 GWh20132014: 124 GWh20142015: 270 GWh20152016: 309 GWh20162017: 138 GWh20172018: 432 GWh20182019: 661 GWh2019661 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by PowerSouth Energy Cooperative. All plants by this company →

Local climate & thermal context

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 31.3°N — which shapes how much energy it can produce and how its output varies through the year.

18.8°Cannual mean temp
883heating degree-days (base 18°C)
1,191cooling degree-days (base 18°C)
14 melevation

Monthly mean temperature

J: 9 °CJF: 11 °CFM: 15 °CMA: 18 °CAM: 22 °CMJ: 26 °CJJ: 27 °CJA: 27 °CAS: 25 °CSO: 19 °CON: 14 °CND: 11 °CD27 °C

Heating degree-days here run 64% 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: 25/100 — 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.

A gas turbine here also runs ~3% below its ISO (15°C) rating at this annual mean (typical CCGT curve, estimate).

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 #292 largest gas power plant of 1818 in United States of America by capacity.

United States of America has 1818 gas power plants in this dataset, together about 546,436 MW of capacity.

Nearby power plants

Location

Coordinates 31.2546, -88.0299 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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