S&P Windfarm LLC

Wind power plant in Iowa, United States of America. Approximate location 43.6514, -95.3825.

WindIowaUnited States of America

S&P Windfarm LLC is a 2 MW wind power plant in Iowa, United States of America. It is operated by Brewster. Based on reported annual generation of 1 GWh, it can supply roughly 257 homes. It ranks #8050 of 9,833 United States of America power plants by installed capacity. Commissioned in 2004, it is around 22 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).

2MW installed capacity
1GWh reported / yr
257homes powered
2004commissioned (~22 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0056208.

Reported generation trend

2013: 6 GWh20132014: 4 GWh20142015: 6 GWh20152016: 6 GWh20162017: 6 GWh20172018: 5 GWh20182019: 1 GWh20196 GWh

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

Owner

Operated by Brewster. 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 warm-summer humid continental climate (Köppen Dfb) — Northern Hemisphere, latitude 43.7°N — which shapes how much energy it can produce and how its output varies through the year.

7.0°Cannual mean temp
4,254heating degree-days (base 18°C)
275cooling degree-days (base 18°C)
437 melevation

Monthly mean temperature

J: -11 °CJF: -7 °CFM: 0 °CMA: 7 °CAM: 15 °CMJ: 20 °CJJ: 22 °CJA: 21 °CAS: 16 °CSO: 9 °CON: 0 °CND: -8 °CD22 °C

Heating degree-days here run 73% 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: 87/100 — this site sits in the top 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 #1022 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 43.6514, -95.3825 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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