Directory of Power Plants in Illinois

List of All Illinois Power Plants

Displaying Results 1 to 12 of 12
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
Gala (CSG)Gala Solar, LLCLena, ILPJM Interconnection, LLC (PJM)4.9 GWhNov 2021Nov 2024 Solar
Galesburg Solar ArrayAEP Onsite Partners, LLCOquawka, ILMidcontinent Independent System Operator, Inc. (MISO)2.8 GWhFeb 2020Dec 2023 Solar
GeneseoCity of Geneseo - (IL)Geneseo, ILMidcontinent Independent System Operator, Inc. (MISO)7.7 GWhJun 1957Apr 2025 Wind : 77.8% Solar : 22.1%
Geneva Generation FacilityCity of Geneva- (IL)Geneva, ILPJM Interconnection, LLC (PJM)9.2 GWhMay 2005Dec 2024 Natural Gas
Glacier Sands Wind Power, LLCGlacier Sands Wind Power, LLCMason City, ILMidcontinent Independent System Operator, Inc. (MISO)665.4 GWhOct 2021Apr 2025 Wind
Goose Creek Energy CenterUnion Electric Co - (MO)Monticello, ILMidcontinent Independent System Operator, Inc. (MISO)763.0 MWhApr 2003Dec 2024 Natural Gas
Grand Ridge Solar FarmInvenergy Services LLCMarseilles, ILPJM Interconnection, LLC (PJM)25.5 GWhJun 2012Apr 2025 Solar
Grand Ridge Wind Energy CenterInvenergy Services LLCMarseilles, ILPJM Interconnection, LLC (PJM)485.5 GWhSep 2008Dec 2024 Wind
Granite City WorksUnited States Steel Granite City WorksGranite City, ILMidcontinent Independent System Operator, Inc. (MISO)453.8 GWhMay 2010Apr 2025 Natural Gas : 50.8% Purchased Steam : 49.2%
Green River Wind FarmGreen River Wind Farm Phase 1, LLCDeer Grove, ILPJM Interconnection, LLC (PJM)540.6 GWhOct 2019Apr 2025 Wind
Greene Valley Gas RecoveryWM Illinois Renewable Energy LLCNaperville, ILPJM Interconnection, LLC (PJM)22.5 GWhApr 1996Dec 2024 Landfill Gas
GSG LLCLeeward Asset Management, LLCWest Brooklyn, ILPJM Interconnection, LLC (PJM)298.7 GWhMay 2007Dec 2024 Wind

Browse Power Plants By Illinois Counties

Figures are based on December 2024 generation numbers.
CountyState RankActive PlantsDec 2024 Generation
Adams County, IL# 7422.2 GWh
Boone County, IL# 6238.1 GWh
Brown County, IL# 7511.3 GWh
Bureau County, IL# 1892.2 TWh
Carroll County, IL# 7213.0 GWh
Cass County, IL# 52479.9 GWh
Champaign County, IL# 4312258.5 GWh
Christian County, IL# 1472.6 TWh
Clark County, IL# 423296.4 GWh
Clay County, IL# 487165.9 GWh
Clinton County, IL# 60611.4 GWh
Coles County, IL# 394364.1 GWh
Cook County, IL# 3477471.4 GWh
De Witt County, IL# 7410.1 TWh
DeKalb County, IL# 2815683.9 GWh
Douglas County, IL# 272723.1 GWh
DuPage County, IL# 3525466.1 GWh
Effingham County, IL# 78156.0 MWh
Fayette County, IL# 443230.7 GWh
Ford County, IL# 2431.1 TWh
Franklin County, IL# 6913.8 GWh
Fulton County, IL# 7033.8 GWh
Grundy County, IL# 21022.0 TWh
Henderson County, IL# 7312.8 GWh
Henry County, IL# 2061.7 TWh
Iroquois County, IL# 253816.8 GWh
Jackson County, IL# 6327.2 GWh
Jasper County, IL# 1323.1 TWh
Jefferson County, IL# 6714.3 GWh
Jersey County, IL# 50186.2 GWh
Jo Daviess County, IL# 6446.9 GWh
Kane County, IL# 531469.9 GWh
Kankakee County, IL# 2917665.4 GWh
Kendall County, IL# 1035.2 TWh
Knox County, IL# 6644.4 GWh
Lake County, IL# 378398.2 GWh
LaSalle County, IL# 32020.6 TWh
Lee County, IL# 9125.8 TWh
Livingston County, IL# 15132.4 TWh
CountyState RankActive PlantsDec 2024 Generation
Logan County, IL# 2161.5 TWh
Macon County, IL# 1952.1 TWh
Macoupin County, IL# 61310.4 GWh
Madison County, IL# 339485.0 GWh
Marion County, IL# 6834.2 GWh
Marshall County, IL# 415346.0 GWh
Mason County, IL# 2241.3 TWh
McDonough County, IL# 315533.0 GWh
McHenry County, IL# 581933.9 GWh
McLean County, IL# 11143.2 TWh
Monroe County, IL# 762491.0 MWh
Montgomery County, IL# 59225.1 GWh
Morgan County, IL# 458218.9 GWh
Moultrie County, IL# 771207.0 MWh
Ogle County, IL# 41219.3 TWh
Peoria County, IL# 49790.9 GWh
Perry County, IL# 403354.1 GWh
Piatt County, IL# 472173.2 GWh
Pike County, IL# 55456.6 GWh
Putnam County, IL# 7133.7 GWh
Randolph County, IL# 856.8 TWh
Richland County, IL# 6514.4 GWh
Rock Island County, IL# 5716.6 TWh
Saline County, IL# 51182.5 GWh
Sangamon County, IL# 17102.2 TWh
Scott County, IL# 57138.7 GWh
Shelby County, IL# 1632.4 TWh
St. Clair County, IL# 6711.3 TWh
Stark County, IL# 361406.4 GWh
Stephenson County, IL# 3226521.7 GWh
Tazewell County, IL# 1293.2 TWh
Vermilion County, IL# 2391.2 TWh
Warren County, IL# 54157.0 GWh
White County, IL# 384395.1 GWh
Whiteside County, IL# 561745.8 GWh
Will County, IL# 14028.3 TWh
Williamson County, IL# 267740.0 GWh
Winnebago County, IL# 4623186.8 GWh
Woodford County, IL# 303651.1 GWh