Clifty Creek

Coal power plant in Indiana, United States of America. Approximate location 38.7378, -85.4206.

CoalIndianaUnited States of America

Clifty Creek is a 1,304 MW coal power station in Indiana, United States of America. It is operated by Indiana-Kentucky Electric Corp. Based on reported annual generation of 5,723 GWh, it can supply roughly 1,635,142 homes. It ranks #199 of 9,833 United States of America power plants by installed capacity. Commissioned in 1955, it is around 71 years old — an older, legacy facility. 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).

1,304MW installed capacity
5,723GWh reported / yr
1,635,142homes powered
1955commissioned (~71 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0000983.

~5,723,000 t CO₂/yr (estimated) — in everyday terms

This facility's annual emissions are roughly equivalent to:

1,334,033passenger cars driven for a year
746,348homes' yearly energy use
95,383,333tree seedlings grown 10 years to absorb it

Estimated, not measured: from reported annual generation × a typical coal emission factor (~1000 g CO₂/kWh, IPCC AR5 / US EIA). Actual emissions depend on plant efficiency and running hours.Equivalencies via US EPA Greenhouse Gas Equivalencies.

Reported generation trend

2013: 5,610 GWh20132014: 6,062 GWh20142015: 5,225 GWh20152016: 5,031 GWh20162017: 6,038 GWh20172018: 6,369 GWh20182019: 5,723 GWh20196k GWh

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

Owner

Operated by Indiana-Kentucky Electric Corp.

Local climate & thermal context

This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 38.7°N — which shapes how much energy it can produce and how its output varies through the year.

12.4°Cannual mean temp
2,557heating degree-days (base 18°C)
522cooling degree-days (base 18°C)
214 melevation

Monthly mean temperature

J: -1 °CJF: 1 °CFM: 7 °CMA: 12 °CAM: 17 °CMJ: 22 °CJJ: 24 °CJA: 23 °CAS: 20 °CSO: 13 °CON: 8 °CND: 2 °CD24 °C

Heating degree-days here run 4% 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: 52/100 — 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 #78 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 38.7378, -85.4206 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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