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Red Hills Wind Project LLC

Wind power plant in Oklahoma, United States of America. Approximate location 35.535, -99.3828.

WindOklahomaUnited States of America

Red Hills Wind Project LLC is a 123 MW wind power station in Oklahoma, United States of America. It is operated by Acciona Wind Energy USA LLC. Based on reported annual generation of 404 GWh, it can supply roughly 115,285 homes. It ranks #1707 of 9,833 United States of America power plants by installed capacity. Commissioned in 2009, it is around 17 years old — relatively modern. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, wind supplies about 10.3% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

123MW installed capacity
404GWh reported / yr
115,285homes powered
2009commissioned (~17 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0056804.

Reported generation trend

2013: 426 GWh20132014: 414 GWh20142015: 388 GWh20152016: 414 GWh20162017: 403 GWh20172018: 407 GWh20182019: 404 GWh2019426 GWh

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

Owner

Operated by Acciona Wind Energy USA LLC. All plants by this company →

Local climate & thermal context

This wind plant converts the kinetic energy of wind into electricity through turbine rotors. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 35.5°N — which shapes how much energy it can produce and how its output varies through the year.

15.3°Cannual mean temp
1,977heating degree-days (base 18°C)
999cooling degree-days (base 18°C)
568 melevation

Monthly mean temperature

J: 2 °CJF: 5 °CFM: 10 °CMA: 15 °CAM: 20 °CMJ: 25 °CJJ: 28 °CJA: 27 °CAS: 23 °CSO: 16 °CON: 9 °CND: 4 °CD28 °C

Heating degree-days here run 20% 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: 43/100 — 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 #349 largest wind power plant of 1139 in United States of America by capacity.

United States of America has 1139 wind power plants in this dataset, together about 104,477 MW of capacity.

Nearby power plants

Location

Coordinates 35.535, -99.3828 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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