Power Plants in Williamson County, Illinois

Williamson County, Illinois has 8 power plants totaling 258 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.

Plants8operating sites
Capacity258 MWnameplate
Generation722.5k MWhannual
CO₂1.1Mmetric tons/year
Coal 96%Solar 4%

Plant locations

All plants in this county

PlantCityFuelCapacityOperator
MarionMarionCoal249 MWSouthern Illinois Power Coop
Clendenin A Community Solar, Llc CsgHerrinSolar2.0 MWClendenin A Community Solar, Llc
Lukuc B Community Solar Llc CsgHerrinSolar2.0 MWLukuc B Community Solar Llc
Hurricane Creek CsgCartervilleSolar2.0 MWSpg Il Hurricane Creek Solar Llc
Sv Csg Barrass Farms Ii LlMarionSolar2.0 MWSv Csg Barrass Farms Ii Llc
John A Logan College SolarCartervilleSolar1.3 MWRea Investments, Llc
Sv Csg Bishop 1 LlcHerrinSolar— MWSunvest Solar Llc
Sv Csg CorbellCartevilleSolar— MWSv Csg Corbell, Llc

About power generation in Williamson County

Williamson County, Illinois has 8 power plants totaling 258 MW of nameplate capacity. Coal is the dominant fuel source at 96% of installed capacity, followed by Solar (4%). The largest facility is Marion at 249 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.

To find plants closer to a specific address in Williamson County, use the address lookup — it shows every plant within a chosen radius along with distance, fuel type, and emissions.