Fredonia

Gas power plant in Washington, United States of America. Approximate location 48.4558, -122.4358.

GasWashingtonUnited States of AmericaCO₂ reported

Fredonia is a 376 MW gas power station in Washington, United States of America. It is operated by Puget Sound Energy Inc. Based on reported annual generation of 196 GWh, it can supply roughly 55,942 homes. It ranks #846 of 9,833 United States of America power plants by installed capacity. Commissioned in 1989, it is around 37 years old — long-established. Its measured emissions of 641,257 t CO₂/yr (US EPA GHGRP) are equivalent to about 149,477 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).

376MW installed capacity
196GWh reported / yr
55,942homes powered
641,257t CO₂ / yr (US EPA GHGRP)
1989commissioned (~37 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0000607.

641,257 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

149,477passenger cars driven for a year
83,628homes' yearly energy use
10,687,617tree seedlings grown 10 years to absorb it

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

Reported generation trend

2013: 102 GWh20132014: 68 GWh20142015: 161 GWh20152016: 246 GWh20162017: 120 GWh20172018: 129 GWh20182019: 196 GWh2019246 GWh

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

Owner

Operated by Puget Sound Energy 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 warm-summer Mediterranean climate (Köppen Csb) — Northern Hemisphere, latitude 48.5°N — which shapes how much energy it can produce and how its output varies through the year.

10.6°Cannual mean temp
2,707heating degree-days (base 18°C)
0cooling degree-days (base 18°C)
8 melevation

Monthly mean temperature

J: 4 °CJF: 6 °CFM: 8 °CMA: 10 °CAM: 13 °CMJ: 15 °CJJ: 17 °CJA: 18 °CAS: 15 °CSO: 11 °CON: 7 °CND: 4 °CD18 °C

Heating degree-days here run 10% above 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: 55/100 — this site sits in the mid 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 ~0% 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 #512 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 48.4558, -122.4358 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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