Edgewater

Coal power plant in Wisconsin, United States of America. Approximate location 43.7151, -87.7059.

CoalWisconsinUnited States of AmericaCO₂ reported

Edgewater is a 414 MW coal power station in Wisconsin, United States of America. It is operated by Wisconsin Power & Light Co. Based on reported annual generation of 1,427 GWh, it can supply roughly 407,742 homes. It ranks #806 of 9,833 United States of America power plants by installed capacity. Commissioned in 1985, it is around 41 years old — long-established. Its measured emissions of 2,086,756 t CO₂/yr (US EPA GHGRP) are equivalent to about 486,423 cars driven for a year. In context, coal supplies about 16.3% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

414MW installed capacity
1,427GWh reported / yr
407,742homes powered
2,086,756t CO₂ / yr (US EPA GHGRP)
1985commissioned (~41 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0004050.

2,086,756 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

486,423passenger cars driven for a year
272,138homes' yearly energy use
34,779,267tree seedlings grown 10 years to absorb it

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

Reported generation trend

2013: 0 GWh20132014: 0 GWh20142015: 3,897 GWh20152016: 3,455 GWh20162017: 3,791 GWh20172018: 3,287 GWh20182019: 1,427 GWh20194k GWh

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

Owner

Operated by Wisconsin Power & Light Co. All plants by this company →

Local climate & thermal context

This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. 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.

8.4°Cannual mean temp
3,636heating degree-days (base 18°C)
150cooling degree-days (base 18°C)
175 melevation

Monthly mean temperature

J: -4 °CJF: -2 °CFM: 1 °CMA: 5 °CAM: 10 °CMJ: 16 °CJJ: 20 °CJA: 20 °CAS: 17 °CSO: 11 °CON: 5 °CND: 0 °CD20 °C

Heating degree-days here run 48% 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: 79/100 — 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 #178 largest coal power plant of 286 in United States of America by capacity.

United States of America has 286 coal power plants in this dataset, together about 249,149 MW of capacity.

Nearby power plants

Location

Coordinates 43.7151, -87.7059 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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