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Sierra Pacific Sonora

Waste power plant in California, United States of America. Approximate location 37.9664, -120.3178.

WasteCaliforniaUnited States of America

Sierra Pacific Sonora is a 8 MW waste power plant in California, United States of America. It is operated by Sierra Pacific Industries Inc. Based on reported annual generation of 34 GWh, it can supply roughly 9,628 homes. It ranks #5074 of 9,833 United States of America power plants by installed capacity. Commissioned in 2018, it is around 8 years old — recently built. In context, the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

8MW installed capacity
34GWh reported / yr
9,628homes powered
2018commissioned (~8 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0054517.

Reported generation trend

2013: 25 GWh20132014: 38 GWh20142015: 32 GWh20152016: 28 GWh20162017: 30 GWh20172018: 30 GWh20182019: 34 GWh201938 GWh

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

Owner

Operated by Sierra Pacific Industries Inc. All plants by this company →

Local climate & thermal context

This waste plant recovers energy by combusting municipal or industrial waste. It sits in a hot-summer Mediterranean climate (Köppen Csa) — Northern Hemisphere, latitude 38.0°N — which shapes how much energy it can produce and how its output varies through the year.

14.2°Cannual mean temp
1,899heating degree-days (base 18°C)
509cooling degree-days (base 18°C)
755 melevation

Monthly mean temperature

J: 6 °CJF: 8 °CFM: 9 °CMA: 11 °CAM: 15 °CMJ: 20 °CJJ: 24 °CJA: 24 °CAS: 21 °CSO: 16 °CON: 10 °CND: 6 °CD24 °C

Heating degree-days here run 23% 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: 41/100 — 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.

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 #260 largest waste power plant of 541 in United States of America by capacity.

United States of America has 541 waste power plants in this dataset, together about 9,768 MW of capacity.

Nearby power plants

Location

Coordinates 37.9664, -120.3178 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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