Directory of Power Plants in Illinois
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Archtop Solar | Archtop Property Management LLC | Gibson City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 119.0 GWh | - | Jun 2026 | Solar |
| SV CSG Prophetstown 1 | SV CSG Prophetstown 1, LLC | Prophetstown, IL | PJM Interconnection, LLC (PJM) | 370.0 MWh | - | Dec 2025 | Solar |
| Lotus Wind | Lotus Wind, LLC | Modesto, IL | Midcontinent Independent System Operator, Inc. (MISO) | 185.2 GWh | - | Jun 2026 | Wind |
| Crooked Creek PV I | Crooked Creek PV I, LLC | Salem, IL | Midcontinent Independent System Operator, Inc. (MISO) | 66.2 GWh | - | Jun 2026 | Solar |
| Cooks Mill PV I | Cooks Mill PV I, LLC | Matoon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 68.3 GWh | - | Jun 2026 | Solar |
| Newton Solar BESS LLC | Vistra Corp | Newton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 44.6 GWh | - | Jun 2026 | Solar |
| Prairie Solar LLC | MN8 Energy LLC | Sidney, IL | Midcontinent Independent System Operator, Inc. (MISO) | 134.8 GWh | - | Jun 2026 | Solar |
| Dayton Hydro | Eagle Creek Renewable Energy, LLC | Ottawa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 9.9 GWh | Dec 1924 | Dec 2025 | Water |
| Dixon Hydroelectric Dam | Eagle Creek Renewable Energy, LLC | Dixon, IL | PJM Interconnection, LLC (PJM) | 12.5 GWh | May 1925 | Dec 2025 | Water |
| Rockton | Eagle Creek Renewable Energy, LLC | Rockton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Dec 1928 | Dec 2025 | Water |
| Bushnell | City of Bushnell - (IL) | Bushnell, IL | Midcontinent Independent System Operator, Inc. (MISO) | 78.0 MWh | May 1940 | Dec 2025 | Distillate Fuel Oil |
| North Ninth Street | Rochelle Municipal Utilities - (IL) | Rochelle, IL | PJM Interconnection, LLC (PJM) | 1.4 GWh | Sep 1940 | Jun 2026 | Natural Gas : 76.9% Solar : 14.6% Distillate Fuel Oil : 8.6% |
| University of Illinois Abbott Power Plt | University of Illinois | Champaign, IL | Midcontinent Independent System Operator, Inc. (MISO) | 212.6 GWh | Oct 1940 | Dec 2025 | Natural Gas : 97.0% Bituminous Coal : 3.0% |
| Moline | MidAmerican Energy Co | Moline, IL | Midcontinent Independent System Operator, Inc. (MISO) | 20.8 GWh | Dec 1941 | Dec 2025 | Water : 97.0% Natural Gas : 3.0% |
| Sullivan (IL) | City of Sullivan - (IL) | Sullivan, IL | Midcontinent Independent System Operator, Inc. (MISO) | 569.0 MWh | May 1946 | Jun 2026 | Distillate Fuel Oil |
| Waterloo | City of Waterloo - (IL) | Waterloo, IL | Midcontinent Independent System Operator, Inc. (MISO) | 751.0 MWh | May 1946 | Dec 2025 | Natural Gas : 73.6% Distillate Fuel Oil : 26.4% |
| Winnetka | Village of Winnetka - (IL) | Winnetka, IL | PJM Interconnection, LLC (PJM) | 2.9 GWh | Dec 1947 | Dec 2025 | Natural Gas : 90.3% Distillate Fuel Oil : 9.7% |
| Freeburg | Village of Freeburg - (IL) | Freeburg, IL | Midcontinent Independent System Operator, Inc. (MISO) | 145.0 MWh | Jul 1948 | Dec 2025 | Distillate Fuel Oil |
| Carmi | City of Carmi - (IL) | Carmi, IL | Midcontinent Independent System Operator, Inc. (MISO) | 230.0 MWh | Nov 1948 | Dec 2024 | Distillate Fuel Oil |
| McLeansboro | City of McLeansboro - (IL) | McLeansboro, IL | Midcontinent Independent System Operator, Inc. (MISO) | 42.0 MWh | Nov 1950 | Dec 2025 | Distillate Fuel Oil |
| Rantoul | Village of Rantoul - (IL) | Rantoul, IL | Midcontinent Independent System Operator, Inc. (MISO) | 243.0 MWh | Dec 1950 | Jun 2026 | Distillate Fuel Oil |
| Farmer City | City of Farmer City - (IL) | Farmer City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 59.0 MWh | Mar 1951 | Dec 2025 | Distillate Fuel Oil |
| Princeton (IL) | City of Princeton - (IL) | Princeton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 813.0 MWh | Jun 1953 | Dec 2025 | Natural Gas : 99.8% |
| Breese | City of Breese - (IL) | Breese, IL | Midcontinent Independent System Operator, Inc. (MISO) | 539.0 MWh | Nov 1953 | Dec 2025 | Distillate Fuel Oil |
| Geneseo | City of Geneseo - (IL) | Geneseo, IL | Midcontinent Independent System Operator, Inc. (MISO) | 7.6 GWh | Jun 1957 | Jun 2026 | Wind : 74.4% Solar : 21.5% Distillate Fuel Oil : 4.1% |
| Red Bud | City of Red Bud - (IL) | Red Bud, IL | Midcontinent Independent System Operator, Inc. (MISO) | 262.0 MWh | Feb 1959 | Dec 2025 | Distillate Fuel Oil |
| Marion | Southern Illinois Power Coop | Marion, IL | Midcontinent Independent System Operator, Inc. (MISO) | 791.9 GWh | May 1963 | Jun 2026 | Bituminous Coal : 86.8% Natural Gas : 12.6% Distillate Fuel Oil : 0.6% |
| Carlyle | City of Carlyle - (IL) | Carlyle, IL | Midcontinent Independent System Operator, Inc. (MISO) | 208.0 MWh | Jul 1964 | Dec 2025 | Distillate Fuel Oil |
| Highland | City of Highland - (IL) | Highland, IL | Midcontinent Independent System Operator, Inc. (MISO) | 222.5 MWh | Feb 1967 | Dec 2025 | Distillate Fuel Oil |
| Kincaid Generation LLC | Dynegy Kincaid Generation | Kincaid, IL | PJM Interconnection, LLC (PJM) | 1.9 TWh | May 1967 | Jun 2026 | Subbituminous Coal : 99.5% Natural Gas : 0.5% |
| South Main Street | Rochelle Municipal Utilities - (IL) | Rochelle, IL | PJM Interconnection, LLC (PJM) | 1.2 GWh | Aug 1967 | Dec 2025 | Distillate Fuel Oil |
| Dallman | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 823.0 GWh | May 1968 | Jun 2026 | Bituminous Coal : 99.4% Natural Gas : 0.6% |
| Fisk Street | Midwest Generations EME LLC | Chicago, IL | PJM Interconnection, LLC (PJM) | 2.7 GWh | Jun 1968 | Dec 2025 | Distillate Fuel Oil |
| City of Peru Plank Road Generating Station | City of Peru - (IL) | Peru, IL | Midcontinent Independent System Operator, Inc. (MISO) | 19.6 GWh | Sep 1968 | Jun 2026 | Water : 97.9% Distillate Fuel Oil : 1.7% |
| City of Peru Water Street Generating Sta | City of Peru - (IL) | Peru, IL | Midcontinent Independent System Operator, Inc. (MISO) | 33.0 MWh | Sep 1968 | Dec 2025 | Jet Fuel |
| Baldwin Energy Complex | Dynegy Midwest Generation Inc | Baldwin, IL | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 TWh | Jun 1970 | Jun 2026 | Subbituminous Coal : 99.7% |
| Dresden Generating Station | Constellation Nuclear | Morris, IL | PJM Interconnection, LLC (PJM) | 15.1 TWh | Jul 1970 | Jun 2026 | Nuclear |
| Reynolds | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 179.0 MWh | Oct 1970 | Dec 2025 | Distillate Fuel Oil |
| Powerton | Midwest Generations EME LLC | Pekin, IL | PJM Interconnection, LLC (PJM) | 3.2 TWh | Aug 1972 | Jun 2026 | Subbituminous Coal : 99.8% |
| Quad Cities Generating Station | Constellation Nuclear | Cordova, IL | PJM Interconnection, LLC (PJM) | 15.3 TWh | Nov 1972 | Jun 2026 | Nuclear |
| Pearl Station | Prairie Power, Inc | Pearl, IL | Midcontinent Independent System Operator, Inc. (MISO) | 64.0 MWh | May 1973 | Dec 2025 | Distillate Fuel Oil |
| Factory | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 132.0 MWh | Jul 1973 | Dec 2025 | Distillate Fuel Oil |
| Newton | Illinois Power Generating Co | Newton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.3 TWh | Oct 1977 | Jun 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Constellation Nuclear | Marseilles, IL | PJM Interconnection, LLC (PJM) | 18.5 TWh | Dec 1983 | Jun 2026 | Nuclear |
| Byron Generating Station | Constellation Nuclear | Byron, IL | PJM Interconnection, LLC (PJM) | 19.6 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Nalco | Nalco Co | Naperville, IL | PJM Interconnection, LLC (PJM) | 20.3 GWh | Oct 1985 | Dec 2024 | Natural Gas |
| ExxonMobil Oil Joliet Refinery | ExxonMobil Oil Corp | Channahon, IL | PJM Interconnection, LLC (PJM) | 188.4 GWh | Apr 1986 | Jun 2026 | Other Gas |
| Archer Daniels Midland Decatur | Archer Daniels Midland Co | Decatur, IL | Midcontinent Independent System Operator, Inc. (MISO) | 913.4 GWh | Mar 1987 | Jun 2026 | Bituminous Coal : 63.8% Subbituminous Coal : 36.0% |
| Clinton Power Station | Constellation Nuclear | Clinton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 TWh | Oct 1987 | Jun 2026 | Nuclear |
| Archer Daniels Midland Peoria | BioUrja Renewables LLC | Peoria, IL | Midcontinent Independent System Operator, Inc. (MISO) | 72.9 GWh | Dec 1987 | Dec 2025 | Natural Gas |
| Upper Sterling | City of Rock Falls - (IL) | Rock Falls, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | May 1988 | May 2025 | Water |
| Braidwood Generation Station | Constellation Nuclear | Braceville, IL | PJM Interconnection, LLC (PJM) | 19.6 TWh | Jun 1988 | Jun 2026 | Nuclear |
| Settlers Hill Gas Recovery | WM Illinois Renewable Energy LLC | Batavia, IL | PJM Interconnection, LLC (PJM) | 22.2 GWh | Sep 1988 | Dec 2025 | Landfill Gas |
| Primient Decatur Plant Cogen | Primary Products Ingredients Americas, LLC | Decatur, IL | Midcontinent Independent System Operator, Inc. (MISO) | 150.0 GWh | Dec 1988 | Dec 2025 | Natural Gas |
| CID Gas Recovery | WM Illinois Renewable Energy LLC | Calumet City, IL | PJM Interconnection, LLC (PJM) | 13.3 GWh | Feb 1989 | Dec 2025 | Landfill Gas |
| Tazewell Gas Recovery | WM Illinois Renewable Energy LLC | East Peoria, IL | Midcontinent Independent System Operator, Inc. (MISO) | 10.7 GWh | Jun 1989 | Dec 2025 | Landfill Gas |
| Milam Gas Recovery | WM Illinois Renewable Energy LLC | East St. Lois, IL | Midcontinent Independent System Operator, Inc. (MISO) | 19.4 GWh | Mar 1991 | Dec 2025 | Natural Gas |
| Ingredion Incorporated | Ingredion Inc - Illinois | Bedford Park, IL | PJM Interconnection, LLC (PJM) | 219.6 GWh | Apr 1991 | Dec 2024 | Natural Gas |
| Hoffer Plastics | Hoffer Plastics | South Elgin, IL | PJM Interconnection, LLC (PJM) | 2.6 GWh | Mar 1992 | Jun 2026 | Natural Gas |
| Charter Dura-Bar | Wells Manufacturing Co | Woodstock, IL | PJM Interconnection, LLC (PJM) | 7.8 GWh | Mar 1992 | Jun 2026 | Natural Gas |
| Woodland Landfill Gas Recovery | WM Illinois Renewable Energy LLC | South Elgin, IL | PJM Interconnection, LLC (PJM) | 12.9 GWh | Apr 1992 | Dec 2025 | Landfill Gas |
| University of Illinois Cogen Facility | University of Illinois | Chicago, IL | PJM Interconnection, LLC (PJM) | 111.4 GWh | Mar 1993 | Jun 2026 | Natural Gas : 99.9% |
| CSL Behring LLC | CSL Behring LLC | Bradley, IL | PJM Interconnection, LLC (PJM) | 29.8 GWh | Apr 1993 | Dec 2025 | Natural Gas |
| Lake Gas Recovery | WM Illinois Renewable Energy LLC | Northbrook, IL | PJM Interconnection, LLC (PJM) | 10.8 GWh | Jul 1993 | Dec 2025 | Landfill Gas |
| Presence Saint Mary of Nazareth Hospital | Presence Health | Chicago, IL | PJM Interconnection, LLC (PJM) | 980.0 kWh | Jul 1993 | Dec 2025 | Natural Gas |
| Northeastern Illinois University Cogen | Northeastern Illinois University | Chicago, IL | PJM Interconnection, LLC (PJM) | 2.0 MWh | Jul 1995 | Dec 2025 | Natural Gas |
| Greene Valley Gas Recovery | WM Illinois Renewable Energy LLC | Naperville, IL | PJM Interconnection, LLC (PJM) | 22.5 GWh | Apr 1996 | Dec 2024 | Landfill Gas |
| Lake Forest Hospital Central Energy Plan | Northwestern Lake Forest Hospital | Lake Forest, IL | PJM Interconnection, LLC (PJM) | 170.0 MWh | May 1996 | Dec 2025 | Natural Gas |
| Northwest Community Hospital | Northwest Community Hospital | Arlington Heights, IL | PJM Interconnection, LLC (PJM) | 587.0 MWh | May 1996 | Dec 2025 | Natural Gas |
| City of Peru Hydro-Electric Generating S | City of Peru - (IL) | Utica, IL | Midcontinent Independent System Operator, Inc. (MISO) | 17.2 GWh | Aug 1996 | Dec 2025 | Water |
| State Farm | State Farm Insurance | Bloomington, IL | Midcontinent Independent System Operator, Inc. (MISO) | 30.0 MWh | Sep 1996 | Jun 2026 | Distillate Fuel Oil |
| MPEA Energy Center | Metropolitan Pier and Exposition Auth | Chicago, IL | PJM Interconnection, LLC (PJM) | 4.0 MWh | Dec 1996 | Dec 2025 | Distillate Fuel Oil |
| Interstate | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 57.5 GWh | Aug 1997 | Dec 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Triton East and West Cogen | Triton College | River Grove, IL | PJM Interconnection, LLC (PJM) | 1.0 GWh | Mar 1998 | Jun 2026 | Natural Gas |
| SIUC | Southern Illinois University Carbondale | Carbondale, IL | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | May 1998 | Jun 2026 | Bituminous Coal |
| Morris Cogeneration LLC | Morris Cogeneration LLC | Morris, IL | PJM Interconnection, LLC (PJM) | 610.3 GWh | Oct 1998 | Jun 2026 | Natural Gas |
| Lockport Powerhouse | Metro Wtr Recl Dist Grtr Chi | Lockport, IL | PJM Interconnection, LLC (PJM) | 18.9 GWh | Jan 1999 | Jun 2026 | Water |
| Tilton | Tilton Energy LLC | Tilton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 53.8 GWh | May 1999 | Dec 2025 | Natural Gas |
| Alsey | Prairie Power, Inc | Alsey, IL | Midcontinent Independent System Operator, Inc. (MISO) | 34.7 GWh | May 1999 | Dec 2025 | Natural Gas : 99.8% |
| MRP Rocky Road LLC | Lincoln Operating Services, LLC | East Dundee, IL | PJM Interconnection, LLC (PJM) | 12.4 GWh | May 1999 | Dec 2024 | Natural Gas |
| MPH Elwood | MPH Elwood, LLC | Elwood, IL | PJM Interconnection, LLC (PJM) | 2.4 GWh | Jun 1999 | May 2026 | Natural Gas |
| Elwood Energy LLC | Elwood Energy, LLC | Elwood, IL | PJM Interconnection, LLC (PJM) | 370.6 GWh | Jun 1999 | Jun 2026 | Natural Gas |
| Livingston Generating Facility | Hoosier Energy R E C, Inc | Pontiac, IL | PJM Interconnection, LLC (PJM) | 50.1 GWh | Nov 1999 | Dec 2025 | Landfill Gas |
| Shelby Energy County | Shelby County Energy Center, LLC | Neoga, IL | Midcontinent Independent System Operator, Inc. (MISO) | 183.9 GWh | May 2000 | Dec 2025 | Natural Gas |
| NRG Rockford I | Rockford Generation LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 106.5 GWh | May 2000 | Dec 2025 | Natural Gas |
| Pinckneyville | Union Electric Co - (MO) | Pinckneyville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 66.6 GWh | May 2000 | Dec 2025 | Natural Gas |
| Gibson City Energy Center LLC | Gibson City Energy Center LLC | Gibson City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 109.3 GWh | May 2000 | Dec 2024 | Natural Gas |
| Avenue A Generator Sets | City of Rock Falls - (IL) | Rock Falls, IL | Midcontinent Independent System Operator, Inc. (MISO) | 224.0 MWh | Aug 2000 | Dec 2025 | Distillate Fuel Oil |
| IMEA Flora | Illinois Municipal Elec Agency (IL) | Flora, IL | Midcontinent Independent System Operator, Inc. (MISO) | 71.0 MWh | Nov 2000 | Dec 2025 | Distillate Fuel Oil |
| Kinmundy | Union Electric Co - (MO) | Patoka, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 GWh | Mar 2001 | Dec 2025 | Natural Gas |
| Aurora | Aurora Generation LLC | Aurora, IL | PJM Interconnection, LLC (PJM) | 448.5 GWh | Apr 2001 | Jun 2026 | Natural Gas |
| Lee Energy Facility | Lee County Generating Station - (IL) | Dixon, IL | PJM Interconnection, LLC (PJM) | 65.2 GWh | Apr 2001 | Dec 2025 | Natural Gas |
| University Park South | University Park Energy LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 151.4 GWh | May 2001 | Dec 2025 | Natural Gas |
| Cordova Energy | Cordova Energy Co LLC | Cordova, IL | PJM Interconnection, LLC (PJM) | 1.1 TWh | May 2001 | Dec 2025 | Natural Gas |
| Industrial Park | City of Rock Falls - (IL) | Rock Falls, IL | Midcontinent Independent System Operator, Inc. (MISO) | 838.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |
| Flora Site A | City of Flora - (IL) | Flora, IL | Midcontinent Independent System Operator, Inc. (MISO) | 47.0 MWh | Nov 2001 | Dec 2025 | Distillate Fuel Oil |
| Flora Site B | City of Flora - (IL) | Flora, IL | Midcontinent Independent System Operator, Inc. (MISO) | 43.0 MWh | Nov 2001 | Dec 2025 | Distillate Fuel Oil |
| Altamont | City of Altamont - (IL) | Altamont, IL | Midcontinent Independent System Operator, Inc. (MISO) | 75.0 MWh | Dec 2001 | Dec 2025 | Distillate Fuel Oil |
| Kendall County Generation Facility | Dynegy Kendall Energy LLC | Minooka, IL | PJM Interconnection, LLC (PJM) | 5.4 TWh | Feb 2002 | Jun 2026 | Natural Gas |
| Marshall (IL) | City of Marshall - (IL) | Marshall, IL | Midcontinent Independent System Operator, Inc. (MISO) | 167.0 MWh | Mar 2002 | Dec 2025 | Distillate Fuel Oil |