Directory of Power Plants in Illinois
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Primient Decatur Plant Cogen | Primary Products Ingredients Americas, LLC | Decatur, IL | Midcontinent Independent System Operator, Inc. (MISO) | 300.7 GWh | Dec 1988 | Dec 2023 | Natural Gas |
| Pretzel CSG | Pretzel Solar, LLC | Freeport, IL | PJM Interconnection, LLC (PJM) | 4.7 GWh | Feb 2022 | Jun 2024 | Solar |
| Presence Saint Mary of Nazareth Hospital | Presence Health | Chicago, IL | PJM Interconnection, LLC (PJM) | 21.0 MWh | Jul 1993 | Dec 2024 | Distillate Fuel Oil : 58.8% Natural Gas : 41.2% |
| Prairie Wolf Solar LLC | National Grid Renewables | Ashmore Township, IL | Midcontinent Independent System Operator, Inc. (MISO) | 364.1 GWh | Oct 2021 | Apr 2025 | Solar |
| Prairie State Solar Project | Prairie State Solar, LLC | Swanwick Township, IL | Midcontinent Independent System Operator, Inc. (MISO) | 230.3 GWh | Jun 2021 | Apr 2025 | Solar |
| Prairie State Generating Station | Prairie State Generating Co LLC | Marissa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 11.3 TWh | May 2012 | Apr 2025 | Bituminous Coal : 99.8% |
| Prairie Creek Solar | Sol Systems | Jacksonville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 60.5 GWh | Oct 2023 | Apr 2025 | Solar |
| Powerton | Midwest Generations EME LLC | Pekin, IL | PJM Interconnection, LLC (PJM) | 2.9 TWh | Aug 1972 | Apr 2025 | Subbituminous Coal : 99.7% |
| Pontiac | Pontiac Solar, LLC | Pontiac, IL | PJM Interconnection, LLC (PJM) | 4.2 GWh | Jan 2021 | Dec 2024 | Solar |
| Plote Somonauk | Solar DG IL 2, LLC | Somonauk, IL | PJM Interconnection, LLC (PJM) | 2.8 GWh | Apr 2024 | Dec 2024 | Solar |
| Pioneer Trail Wind Farm, LLC | Big Sky Wind, LLC | Paxton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 458.8 GWh | Nov 2011 | Dec 2024 | Wind |
| Pine Road Solar, LLC CSG | Pine Road Solar, LLC | Sandwich, IL | PJM Interconnection, LLC (PJM) | 4.0 GWh | Mar 2021 | Dec 2024 | Solar |
| Pinckneyville | Union Electric Co - (MO) | Pinckneyville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 79.8 GWh | May 2000 | Dec 2024 | Natural Gas |
| Pilot Hill Wind Farm | EDF Renewable Asset Holdings, Inc. | Herscher, IL | PJM Interconnection, LLC (PJM) | 618.3 GWh | Jul 2015 | Dec 2024 | Wind |
| Pike County Wind Power | Illinois Rural Electric Coop | Pittsfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 355.0 MWh | Apr 2005 | Nov 2024 | Wind |
| Phoenix Solar South Farms LLC Solar Farm | Phoenix Solar South Farms LLC | Champaign, IL | Midcontinent Independent System Operator, Inc. (MISO) | 6.7 GWh | Nov 2015 | Apr 2025 | Solar |
| Peterman II | Peterman Solar II, LLC | St. Anne, IL | PJM Interconnection, LLC (PJM) | 3.5 GWh | Apr 2021 | Dec 2024 | Solar |
| Pearl Station | Prairie Power, Inc | Pearl, IL | Midcontinent Independent System Operator, Inc. (MISO) | 161.0 MWh | May 1973 | Dec 2024 | Distillate Fuel Oil |
| Panther Creek Wind Project | Greenbacker Renewable Energy Corporation | Pittsfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 56.1 GWh | - | Apr 2025 | Wind |
| Otter Creek Wind Farm LLC | Avangrid Power LLC | Ransom, IL | PJM Interconnection, LLC (PJM) | 461.2 GWh | Feb 2020 | Apr 2025 | Wind |
| Olney Solar II CSG | Olney Solar II, LLC | Olney, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | May 2021 | Dec 2024 | Solar |
| Olmstead II CSG | Olmstead Solar II, LLC | Lena, IL | PJM Interconnection, LLC (PJM) | 4.4 GWh | Aug 2021 | Dec 2024 | Solar |
| Old Trail Wind Farm | Old Trail Wind Farm LLC | Ellsworth, IL | PJM Interconnection, LLC (PJM) | 584.0 GWh | Nov 2007 | Apr 2025 | Wind |
| OE IL Solar 3 | OE IL Solar 3, LLC | Oregon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Feb 2022 | Dec 2024 | Solar |
| NRG Rockford II Energy Center | Rockford Generation LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 64.6 GWh | May 2002 | Dec 2024 | Natural Gas |
| NRG Rockford I | Rockford Generation LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 80.3 GWh | May 2000 | Dec 2024 | Natural Gas |
| Nostrand | Nostrand Solar, LLC | Manteno Township, IL | PJM Interconnection, LLC (PJM) | 4.7 GWh | Apr 2021 | Dec 2024 | Solar |
| Northwest Community Hospital | Northwest Community Hospital | Arlington Heights, IL | PJM Interconnection, LLC (PJM) | 492.0 MWh | May 1996 | Dec 2024 | Natural Gas |
| NorthropGrummanSolar(Rolling Meadows,IL) | DG Illinois Solar, LLC | Rolling Meadows, IL | PJM Interconnection, LLC (PJM) | 1.6 GWh | Dec 2019 | Dec 2024 | Solar |
| Northern Cardinal Solar SCS IL 1, LLC | Arevon Energy, Inc. | Champaign, IL | Midcontinent Independent System Operator, Inc. (MISO) | 19.0 GWh | Jan 2021 | Dec 2023 | Solar |
| Northeastern Illinois University Cogen | Northeastern Illinois University | Chicago, IL | PJM Interconnection, LLC (PJM) | 11.8 MWh | Jul 1995 | Dec 2024 | Natural Gas |
| North Ninth Street | Rochelle Municipal Utilities | Rochelle, IL | PJM Interconnection, LLC (PJM) | 1.8 GWh | Sep 1940 | Apr 2025 | Natural Gas : 72.9% Solar : 15.9% Distillate Fuel Oil : 11.2% |
| North Chicago Energy Center | Energy Systems Group LLC | North Chicago, IL | PJM Interconnection, LLC (PJM) | 36.0 GWh | Sep 2003 | Dec 2023 | Natural Gas |
| Newton | Illinois Power Generating Co | Newton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 TWh | Oct 1977 | Apr 2025 | Subbituminous Coal : 99.9% |
| Nelson Energy Center | Invenergy Services LLC | Rock Falls, IL | PJM Interconnection, LLC (PJM) | 3.2 TWh | Apr 2015 | Dec 2024 | Natural Gas |
| Nalco | Nalco Co | Naperville, IL | PJM Interconnection, LLC (PJM) | 20.3 GWh | Oct 1985 | Dec 2024 | Natural Gas |
| N Solon Road (South) | Greenbacker Renewable Energy Corporation | Richmond, IL | PJM Interconnection, LLC (PJM) | 138.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Museum of Science and Industry | Museum of Science and Industry | Chicago, IL | PJM Interconnection, LLC (PJM) | 34.3 MWh | Mar 2003 | Dec 2024 | Natural Gas |
| Mulligan Solar, LLC | Mulligan Solar | Broadwell, IL | Midcontinent Independent System Operator, Inc. (MISO) | 154.1 GWh | Jun 2022 | Apr 2025 | Solar |
| Mt. Morris Solar CSG | DG Illinois Solar, LLC | Polo, IL | PJM Interconnection, LLC (PJM) | 2.6 GWh | Nov 2020 | Dec 2024 | Solar |
| MRP Rocky Road LLC | Lincoln Operating Services, LLC | East Dundee, IL | PJM Interconnection, LLC (PJM) | 12.4 GWh | May 1999 | Dec 2024 | Natural Gas |
| MRP Elgin LLC | Lincoln Operating Services, LLC | Elgin, IL | PJM Interconnection, LLC (PJM) | 62.2 GWh | Aug 2002 | Dec 2024 | Natural Gas |
| Morris Cogeneration LLC | Morris Cogeneration LLC | Morris, IL | PJM Interconnection, LLC (PJM) | 580.1 GWh | Oct 1998 | Apr 2025 | Natural Gas |
| Morgan Solar 4, LLC CSG | Morgan Solar 4, LLC | Murrayville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Nov 2020 | Dec 2024 | Solar |
| Morgan Solar 2, LLC CSG | Morgan Solar 2, LLC | Murrayville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Oct 2020 | Dec 2024 | Solar |
| Morgan Solar 1b CSG | Morgan Solar 1b LLC | Meredosia, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Jul 2021 | Dec 2024 | Solar |
| Morgan Solar 1 CSG | Morgan Solar 1 LLC | Meredosia, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Jul 2021 | Dec 2024 | Solar |
| Moraine Sands Wind Power | Moraine Sands Wind Power, LLC | Mason City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 608.6 GWh | Nov 2023 | Apr 2025 | Wind |
| Moraine CSG | Moraine Solar, LLC | Downs, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Aug 2021 | Dec 2024 | Solar |
| Mooseheart School Solar | Forefront Power, LLC | Mooseheart, IL | PJM Interconnection, LLC (PJM) | 3.5 GWh | Oct 2020 | Dec 2023 | Solar |
| Moline | MidAmerican Energy Co | Moline, IL | Midcontinent Independent System Operator, Inc. (MISO) | 18.6 GWh | Dec 1941 | Dec 2024 | Water : 94.4% Natural Gas : 5.6% |
| Minonk Wind Farm | Algonquin Power Co | Minonk, IL | PJM Interconnection, LLC (PJM) | 651.1 GWh | Oct 2012 | Dec 2024 | Wind |
| Milam Gas Recovery | WM Illinois Renewable Energy LLC | East St. Lois, IL | Midcontinent Independent System Operator, Inc. (MISO) | 19.4 GWh | Mar 1991 | Dec 2024 | Natural Gas |
| Midland Wind | Avangrid Power LLC | Kewane, IL | PJM Interconnection, LLC (PJM) | 347.1 GWh | Nov 2023 | Apr 2025 | Wind |
| Mendota Rich Dev CSG | 42nd Road Solar LLC | Mendota, IL | PJM Interconnection, LLC (PJM) | 3.9 GWh | Jan 2022 | Dec 2024 | Solar |
| Mendota Hills, LLC | Leeward Asset Management, LLC | Paw Paw, IL | PJM Interconnection, LLC (PJM) | 263.7 GWh | Oct 2003 | Dec 2024 | Wind |
| Mendota | Mendota US Solar 1 LLC | Mendota, IL | PJM Interconnection, LLC (PJM) | 3.4 GWh | Nov 2020 | Dec 2024 | Solar |
| McDonough Solar 1, LLC CSG | McDonough Solar 1, LLC | Blandinsville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Marshall (IL) | City of Marshall - (IL) | Marshall, IL | Midcontinent Independent System Operator, Inc. (MISO) | 116.0 MWh | Mar 2002 | Dec 2024 | Distillate Fuel Oil |
| Marlow Solar, LLC CSG | Marlow Solar, LLC | Bluford, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 GWh | Nov 2020 | Dec 2024 | Solar |
| Marion Solar 4b LLC | Pivot Energy | Sandoval, IL | Midcontinent Independent System Operator, Inc. (MISO) | 970.0 MWh | Apr 2024 | Dec 2024 | Solar |
| Marion | Southern Illinois Power Coop | Marion, IL | Midcontinent Independent System Operator, Inc. (MISO) | 721.8 GWh | May 1963 | Apr 2025 | Bituminous Coal : 85.5% Natural Gas : 14.4% |
| Marengo Solar | DG Illinois Solar, LLC | Marengo, IL | PJM Interconnection, LLC (PJM) | 3.9 GWh | Nov 2020 | Dec 2024 | Solar |
| Maple Flats | Invenergy Services LLC | Louisville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 162.9 GWh | Oct 2024 | Apr 2025 | Solar |
| Lukuc B Community Solar LLC CSG | Lukuc B Community Solar LLC | Herrin, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Jun 2021 | Dec 2024 | Solar |
| Loyola University Health Plant | Loyola University Health System | Maywood, IL | PJM Interconnection, LLC (PJM) | 14.8 GWh | Aug 2005 | Dec 2024 | Natural Gas |
| Long John CSG | Long John Solar, LLC | Sandwich, IL | PJM Interconnection, LLC (PJM) | 3.5 GWh | Apr 2021 | Dec 2024 | Solar |
| Lone Tree Wind, LLC | Leeward Asset Management, LLC | Tiskilwa, IL | PJM Interconnection, LLC (PJM) | 294.4 GWh | Nov 2020 | Apr 2025 | Wind |
| Lockport Powerhouse | Metro Wtr Recl Dist Grtr Chi | Lockport, IL | PJM Interconnection, LLC (PJM) | 7.0 GWh | Jan 1999 | Apr 2025 | Water |
| Livingston Generating Facility | Hoosier Energy R E C, Inc | Pontiac, IL | PJM Interconnection, LLC (PJM) | 63.5 GWh | Nov 1999 | Dec 2024 | Landfill Gas |
| Lineage Logistics Solar | DG Illinois Solar, LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 2.7 GWh | Nov 2019 | Dec 2024 | Solar |
| Lincoln Land Wind | Lincoln Land Wind, LLC | TBD, IL | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Oct 2021 | Apr 2025 | Wind |
| Lincoln Generating Facility | Lincoln Generating Facility LLC | Manhattan, IL | PJM Interconnection, LLC (PJM) | 9.5 GWh | May 2000 | Dec 2024 | Natural Gas |
| Lena | Lena Solar 1 LLC | Lena, IL | PJM Interconnection, LLC (PJM) | 4.2 GWh | Apr 2021 | Dec 2024 | Solar |
| Lee Energy Facility | Lee County Generating Station | Dixon, IL | PJM Interconnection, LLC (PJM) | 116.8 GWh | Apr 2001 | Dec 2024 | Natural Gas |
| Lawrence Solar 2 LLC | SunVest Solar LLC | Harvard, IL | PJM Interconnection, LLC (PJM) | 6.0 MWh | Nov 2024 | Dec 2024 | Solar |
| LaSalle Generating Station | Constellation Nuclear | Marseilles, IL | PJM Interconnection, LLC (PJM) | 19.6 TWh | Dec 1983 | Apr 2025 | Nuclear |
| Lake Gas Recovery | WM Illinois Renewable Energy LLC | Northbrook, IL | PJM Interconnection, LLC (PJM) | 11.0 GWh | Jul 1993 | Dec 2024 | Landfill Gas |
| Lake Forest Hospital Central Energy Plan | Northwestern Lake Forest Hospital | Lake Forest, IL | PJM Interconnection, LLC (PJM) | 313.0 MWh | May 1996 | Dec 2024 | Natural Gas |
| Lafayette 2 - McHenry Franks 2 | MN8 Energy LLC | Huntley, IL | PJM Interconnection, LLC (PJM) | 4.1 GWh | Nov 2020 | Dec 2024 | Solar |
| Lafayette 2 - McHenry Franks 1 | MN8 Energy LLC | Marengo, IL | PJM Interconnection, LLC (PJM) | 3.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Lafayette 2 - Kankakee Yonke | MN8 Energy LLC | Kankakee, IL | PJM Interconnection, LLC (PJM) | 3.6 GWh | Nov 2020 | Dec 2024 | Solar |
| Kishwaukee CHP Plant | Four Rivers Sanitation Authority | Rockford, IL | PJM Interconnection, LLC (PJM) | 8.7 GWh | Dec 2009 | Apr 2025 | Other Biomass Gas : 83.3% Natural Gas : 16.7% |
| Kish CSG | Kish Solar, LLC | Cherry Valley, IL | PJM Interconnection, LLC (PJM) | 4.0 GWh | Jul 2021 | Dec 2024 | Solar |
| Kinmundy | Union Electric Co - (MO) | Patoka, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Mar 2001 | Dec 2023 | Natural Gas : 97.3% Distillate Fuel Oil : 2.7% |
| Kincaid Generation LLC | Dynegy Kincaid Generation | Kincaid, IL | PJM Interconnection, LLC (PJM) | 2.6 TWh | May 1967 | Apr 2025 | Subbituminous Coal : 99.5% Natural Gas : 0.5% |
| Kimmel Road Solar, LLC | Birch Creek Power, LLC | Du Quoin, IL | Midcontinent Independent System Operator, Inc. (MISO) | 44.1 GWh | Sep 2024 | Apr 2025 | Solar |
| Kern A Community Solar, LLC CSG | Kern A Community Solar, LLC | West Frankfort, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Jun 2021 | Dec 2023 | Solar |
| Kent School Road Solar 1 | Kent School Road Solar 1 | Kent, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Nov 2020 | Dec 2024 | Solar |
| Kendall County Generation Facility | Dynegy Kendall Energy LLC | Minooka, IL | PJM Interconnection, LLC (PJM) | 5.2 TWh | Feb 2002 | Apr 2025 | Natural Gas |
| Kelly Creek Wind Project | EDF Renewable Asset Holdings, Inc. | Cabery, IL | PJM Interconnection, LLC (PJM) | 655.0 GWh | Nov 2016 | Apr 2025 | Wind |
| Keeversville Solar CSG | Keeversville Solar Energy Center LLC | Braidwood, IL | PJM Interconnection, LLC (PJM) | 3.3 GWh | Jun 2021 | Dec 2024 | Solar |
| Kankakee Solar 4 LLC | Kankakee Solar 4 LLC | Kankakee, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Kankakee Solar 3 | Pivot Energy | Manteno, IL | Midcontinent Independent System Operator, Inc. (MISO) | 107.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Kankakee Solar 1 | Pivot Energy | Bourbonnais, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Apr 2024 | Dec 2024 | Solar |
| Kankakee 2 | Kankakee Solar 2 LLC | Bourbonnais, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Jul 2022 | Dec 2024 | Solar |
| John A Logan College Solar | REA Investments, LLC | Carterville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Nov 2019 | Dec 2023 | Solar |
| JM Huber at Quincy | Luminace Solar Illinois 2, LLC | Quincy, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Nov 2021 | Dec 2024 | Solar |
| Jackson Generation, LLC | Jackson Generation, LLC | Elwood, IL | PJM Interconnection, LLC (PJM) | 7.5 TWh | Apr 2022 | Apr 2025 | Natural Gas |
| Iroquois Solar 1B LLC CSG | Iroquois Solar 1B LLC | Watseka, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Nov 2020 | Dec 2023 | Solar |