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Yellowhammer Gas Plant

Gas power plant in Alabama, United States of America. Approximate location 30.4035, -88.1283.

GasAlabamaUnited States of America

Yellowhammer Gas Plant is a 3 MW gas power plant in Alabama, United States of America. It is operated by W&T Offshore Inc. Based on reported annual generation of 17 GWh, it can supply roughly 4,800 homes. It ranks #6840 of 9,833 United States of America power plants by installed capacity. Commissioned in 1992, it is around 34 years old — long-established. 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).

3MW installed capacity
17GWh reported / yr
4,800homes powered
1992commissioned (~34 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0054730.

~6,720 t CO₂/yr (estimated) — in everyday terms

This facility's annual emissions are roughly equivalent to:

1,566passenger cars driven for a year
876homes' yearly energy use
112,000tree seedlings grown 10 years to absorb it

Estimated, not measured: from reported annual generation × a typical gas emission factor (~400 g CO₂/kWh, IPCC AR5 / US EIA). Actual emissions depend on plant efficiency and running hours.Equivalencies via US EPA Greenhouse Gas Equivalencies.

Reported generation trend

2013: 16 GWh20132014: 15 GWh20142015: 14 GWh20152016: 18 GWh20162017: 16 GWh20172018: 18 GWh20182019: 17 GWh201918 GWh

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

Owner

Operated by W&T Offshore Inc. 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 30.4°N — which shapes how much energy it can produce and how its output varies through the year.

20.0°Cannual mean temp
649heating degree-days (base 18°C)
1,383cooling degree-days (base 18°C)
4 melevation

Monthly mean temperature

J: 11 °CJF: 13 °CFM: 16 °CMA: 19 °CAM: 23 °CMJ: 26 °CJJ: 28 °CJA: 28 °CAS: 26 °CSO: 21 °CON: 16 °CND: 13 °CD28 °C

Heating degree-days here run 74% 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: 22/100 — 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 ~4% 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 #1664 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 30.4035, -88.1283 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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