World Power Plants

The Marion power plant, located in the United States at coordinates 37.6197, -88.9531, stands as a prominent coal-fired power generation facility. With a capacity of 422 MW, this plant is operated by Southern Illinois Power Cooperative and has been generating electricity since its commissioning in 1983. The Marion facility utilizes coal as its primary fuel source, supplemented by petcoke and oil, which enhances its operational flexibility and efficiency. As part of the regional energy mix, Marion plays a critical role in meeting the electricity demands of southern Illinois and surrounding areas. The plant's strategic importance is underscored by its ability to provide reliable power to both residential and industrial consumers. Situated in a region with a strong reliance on coal, Marion operates in the context of evolving energy policies that are increasingly focusing on cleaner energy solutions. Despite these challenges, the facility remains a crucial component of the local grid, supporting energy stability and contributing to economic activity in the region.

Capacity
422 MW
Commissioning Year
1983

43 years old

Owner
Southern Illinois Power Coop
Location
37.6197°, -88.9531°

United States of America, North America

Context & rankings
  • 963. largest of 10,098 plants in United States of America
  • #5,090 worldwide by installed capacity
  • #1,673 of 2,793 Coal plants worldwide
  • 0.03% of the installed capacity of United States of America
Age & fleet comparison

43 years in operation

Coal fleet average: 29.2 years

Operator portfolio

Southern Illinois Power Coop operates 1 plants totalling 422 MW

Regional density

19 plants within 100 km, 7,194 MW combined

Nearest plant: John A Logan College Solar (18.6 km)

Location

Coordinates:: 37.619700, -88.953100
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Carbon Footprint820 g CO₂/kWh
Annual CO₂
1.67 Mt
2033 GWh/year × 820 g/kWh
Cumulative CO₂
71.69 Mt
Over 43 years of operation
Past Retirement
2023
3 years past expected retirement
Annual emissions equivalent to
362.4K
cars per year
222.3K
homes per year
75.8M
trees to offset

Estimates based on Coal emission factor (820 g CO₂/kWh) and capacity factor (55%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.

Technical Details

Primary Fuel Type
Coal
Energy Source
Non-Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

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