McIntosh

Gas power plant in Georgia, United States of America. Approximate location 32.3563, -81.1683.

GasGeorgiaUnited States of AmericaCO₂ reported

McIntosh is a 810 MW gas power station in Georgia, United States of America. It is operated by Georgia Power Co. Based on reported annual generation of 60 GWh, it can supply roughly 17,142 homes. It ranks #417 of 9,833 United States of America power plants by installed capacity. Commissioned in 1994, it is around 32 years old — long-established. Its measured emissions of 19,304 t CO₂/yr (US EPA GHGRP) are equivalent to about 4,500 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).

810MW installed capacity
60GWh reported / yr
17,142homes powered
19,304t CO₂ / yr (US EPA GHGRP)
1994commissioned (~32 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0006124.

19,304 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

4,500passenger cars driven for a year
2,517homes' yearly energy use
321,733tree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; emissions reported to US EPA GHGRP.

Reported generation trend

2013: 68 GWh20132014: 309 GWh20142015: 0 GWh20152016: 0 GWh20162017: 0 GWh20172018: 0 GWh20182019: 60 GWh2019309 GWh

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

Owner

Operated by Georgia Power Co. 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 32.4°N — which shapes how much energy it can produce and how its output varies through the year.

18.7°Cannual mean temp
878heating degree-days (base 18°C)
1,156cooling degree-days (base 18°C)
10 melevation

Monthly mean temperature

J: 9 °CJF: 11 °CFM: 15 °CMA: 18 °CAM: 22 °CMJ: 26 °CJJ: 27 °CJA: 27 °CAS: 24 °CSO: 19 °CON: 15 °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 #207 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 32.3563, -81.1683 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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