Port Neches Plant

Gas power plant in Texas, United States of America. Approximate location 29.9788, -93.9523.

GasTexasUnited States of America

Port Neches Plant is a 38 MW gas power plant in Texas, United States of America. It is operated by Air Liquide Large Industries U.S. LP. Based on reported annual generation of 264 GWh, it can supply roughly 75,514 homes. It ranks #3073 of 9,833 United States of America power plants by installed capacity. Commissioned in 1994, it is around 32 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).

38MW installed capacity
264GWh reported / yr
75,514homes powered
1994commissioned (~32 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0054748.

~105,720 t CO₂/yr (estimated) — in everyday terms

This facility's annual emissions are roughly equivalent to:

24,643passenger cars driven for a year
13,787homes' yearly energy use
1,762,000tree 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: 273 GWh20132014: 250 GWh20142015: 268 GWh20152016: 264 GWh20162017: 271 GWh20172018: 178 GWh20182019: 264 GWh2019273 GWh

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

Owner

Operated by Air Liquide Large Industries U.S. LP. 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 30.0°N — which shapes how much energy it can produce and how its output varies through the year.

20.4°Cannual mean temp
617heating degree-days (base 18°C)
1,500cooling degree-days (base 18°C)
3 melevation

Monthly mean temperature

J: 11 °CJF: 13 °CFM: 17 °CMA: 20 °CAM: 24 °CMJ: 27 °CJJ: 28 °CJA: 28 °CAS: 26 °CSO: 21 °CON: 16 °CND: 12 °CD28 °C

Heating degree-days here run 75% 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 #1176 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 29.9788, -93.9523 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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