Coalinga 25D Cogen

Gas power plant in California, United States of America. Approximate location 36.1556, -120.3972.

GasCaliforniaUnited States of AmericaCO₂ reported

Coalinga 25D Cogen is a 14 MW gas power plant in California, United States of America. It is operated by Chevron USA Inc. Based on reported annual generation of 69 GWh, it can supply roughly 19,714 homes. It ranks #4228 of 9,833 United States of America power plants by installed capacity. Commissioned in 1987, it is around 39 years old — long-established. Its measured emissions of 19,762 t CO₂/yr (Climate TRACE) are equivalent to about 4,607 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).

14MW installed capacity
69GWh reported / yr
19,714homes powered
19,762t CO₂ / yr (Climate TRACE)
1987commissioned (~39 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0052086.

19,762 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

4,607passenger cars driven for a year
2,577homes' yearly energy use
329,367tree seedlings grown 10 years to absorb it

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

Reported generation trend

2013: 62 GWh20132014: 59 GWh20142015: 65 GWh20152016: 74 GWh20162017: 75 GWh20172018: 71 GWh20182019: 69 GWh201975 GWh

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

Owner

Operated by Chevron USA 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 cold semi-arid steppe climate (Köppen BSk) — Northern Hemisphere, latitude 36.2°N — which shapes how much energy it can produce and how its output varies through the year.

17.3°Cannual mean temp
1,212heating degree-days (base 18°C)
981cooling degree-days (base 18°C)
244 melevation

Monthly mean temperature

J: 8 °CJF: 11 °CFM: 13 °CMA: 16 °CAM: 20 °CMJ: 24 °CJJ: 27 °CJA: 27 °CAS: 24 °CSO: 19 °CON: 12 °CND: 8 °CD27 °C

Heating degree-days here run 51% 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: 29/100 — 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 ~2% 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 #1373 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 36.1556, -120.3972 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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