Directory of Power Plants in Illinois
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Hilltopper Wind Project | Hilltopper Wind Project, LLC | Mt. Pulaski, IL | PJM Interconnection, LLC (PJM) | 486.4 GWh | Nov 2018 | May 2026 | Wind |
| Whitney Hill Wind Power LLC | Whitney Hill Wind Power LLC | Mt.Pulaski, IL | PJM Interconnection, LLC (PJM) | 143.1 GWh | Feb 2020 | May 2026 | Wind |
| Morgan Solar 2, LLC CSG | Morgan Solar 2, LLC | Murrayville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Oct 2020 | Dec 2025 | Solar |
| Morgan Solar 4, LLC CSG | Morgan Solar 4, LLC | Murrayville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Greene Valley Gas Recovery | WM Illinois Renewable Energy LLC | Naperville, IL | PJM Interconnection, LLC (PJM) | 22.5 GWh | Apr 1996 | Dec 2024 | Landfill Gas |
| SCS Plainfield 011755 Naperville, LLC | Arevon Energy, Inc. | Naperville, IL | PJM Interconnection, LLC (PJM) | 1.7 GWh | Jan 2021 | Dec 2025 | Solar |
| Nalco | Nalco Co | Naperville, IL | PJM Interconnection, LLC (PJM) | 20.3 GWh | Oct 1985 | Dec 2024 | Natural 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 |
| Harvest Ridge Wind Farm | Harvest Ridge Wind Farm | Newman, IL | Midcontinent Independent System Operator, Inc. (MISO) | 706.6 GWh | Jun 2020 | May 2026 | Wind |
| Newton | Illinois Power Generating Co | Newton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.4 TWh | Oct 1977 | May 2026 | Subbituminous Coal : 99.8% |
| Newton Solar BESS LLC | Vistra Corp | Newton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 31.7 GWh | - | May 2026 | Solar |
| Heartland Community College | Heartland Community College | Normal, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | May 2012 | Dec 2025 | Wind : 95.6% Solar : 4.4% |
| Big River Solar | Big River Solar, LLC | Norris City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 313.2 GWh | Jul 2022 | May 2026 | Solar |
| Prairie Wolf Solar LLC | Geronimo Power | North Ashmore, IL | Midcontinent Independent System Operator, Inc. (MISO) | 376.0 GWh | Oct 2021 | May 2026 | Solar |
| North Chicago Energy Center | Energy Systems Group LLC | North Chicago, IL | PJM Interconnection, LLC (PJM) | 38.2 GWh | Sep 2003 | Dec 2024 | 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 |
| Streator Cayuga Ridge South | Avangrid Power LLC | Odell, IL | PJM Interconnection, LLC (PJM) | 660.2 GWh | Feb 2010 | May 2026 | Wind |
| Beckham Solar LLC | Dimension Energy LLC | Odell, IL | PJM Interconnection, LLC (PJM) | 302.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Big Sky Wind LLC | Big Sky Wind LLC | Ohio, IL | PJM Interconnection, LLC (PJM) | 816.6 GWh | Jan 2011 | Dec 2025 | Wind |
| Olney Solar II CSG | Olney Solar II, LLC | Olney, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | May 2021 | Dec 2025 | Solar |
| Galesburg Solar Array | Onsite Partners, LLC | Oquawka, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Feb 2020 | Dec 2024 | Solar |
| OE IL Solar 3 | OE IL Solar 3, LLC | Oregon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Feb 2022 | Dec 2025 | Solar |
| Dayton Hydro | Eagle Creek Renewable Energy, LLC | Ottawa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 9.9 GWh | Dec 1924 | Dec 2025 | Water |
| LaSalle Solar 6 | Pivot Energy | Ottawa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 582.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Viking Solar CSG | Viking Solar, LLC | Palmyra, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | May 2021 | Dec 2025 | Solar |
| Edgar Solar 1 | Pivot Energy | Paris, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Feb 2025 | Dec 2025 | Solar |
| Kinmundy | Union Electric Co - (MO) | Patoka, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 GWh | Mar 2001 | Dec 2025 | Natural Gas |
| Mendota Hills, LLC | Leeward Asset Management, LLC | Paw Paw, IL | PJM Interconnection, LLC (PJM) | 255.9 GWh | Oct 2003 | Dec 2025 | Wind |
| Pioneer Trail Wind Farm, LLC | RWE Clean Energy | Paxton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 470.4 GWh | Nov 2011 | Dec 2025 | Wind |
| Pearl Station | Prairie Power, Inc | Pearl, IL | Midcontinent Independent System Operator, Inc. (MISO) | 64.0 MWh | May 1973 | Dec 2025 | Distillate Fuel Oil |
| Pekin Community High School | Pekin Community High School, LLC | Pekin, IL | PJM Interconnection, LLC (PJM) | 42.6 MWh | May 2025 | Dec 2025 | Solar |
| Powerton | Midwest Generations EME LLC | Pekin, IL | PJM Interconnection, LLC (PJM) | 3.2 TWh | Aug 1972 | May 2026 | Subbituminous Coal : 99.8% |
| Peoria County IL S2 | SolAmerica Energy, LLC | Peoria, IL | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | May 2025 | Dec 2025 | Solar |
| SCS Galena 012589 Peoria, LLC | Arevon Energy, Inc. | Peoria, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Nov 2021 | Dec 2025 | Solar |
| Archer Daniels Midland Peoria | BioUrja Renewables LLC | Peoria, IL | Midcontinent Independent System Operator, Inc. (MISO) | 72.9 GWh | Dec 1987 | Dec 2025 | Natural Gas |
| Monee Solar 1, LLC | Reactivate | Peotone, IL | PJM Interconnection, LLC (PJM) | 3.9 GWh | Oct 2024 | Dec 2025 | Solar |
| NL IL - 241 North CSG | Standard Solar | Peotone, IL | PJM Interconnection, LLC (PJM) | 1.1 GWh | Sep 2025 | Dec 2025 | Solar |
| City of Peru Plank Road Generating Station | City of Peru - (IL) | Peru, IL | Midcontinent Independent System Operator, Inc. (MISO) | 20.6 GWh | Sep 1968 | May 2026 | Water : 97.9% Distillate Fuel Oil : 1.8% |
| City of Peru Rail Generating Station | City of Peru - (IL) | Peru, IL | Midcontinent Independent System Operator, Inc. (MISO) | 53.0 MWh | Aug 2011 | Dec 2025 | Distillate Fuel Oil |
| 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 |
| NL IL - Kiwi | Standard Solar | Pinckneyville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | May 2025 | Dec 2025 | Solar |
| Pinckneyville | Union Electric Co - (MO) | Pinckneyville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 66.6 GWh | May 2000 | Dec 2025 | Natural Gas |
| Pike County Wind Power | Illinois Rural Electric Coop | Pittsfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 334.0 MWh | Apr 2005 | Jun 2025 | Wind |
| Panther Creek Wind Project | Greenbacker Renewable Energy Corporation | Pittsfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 149.8 GWh | Jan 2025 | May 2026 | Wind |
| Mt. Morris Solar CSG | DG Illinois Solar, LLC | Polo, IL | PJM Interconnection, LLC (PJM) | 2.2 GWh | Nov 2020 | Sep 2025 | Solar |
| Pontiac 1A | Solar DG IL 3 LLC | Pontiac, IL | PJM Interconnection, LLC (PJM) | 4.4 GWh | Jul 2024 | Dec 2025 | Solar |
| NL IL - 1875 North Road CSG | Standard Solar | Pontiac, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Aug 2025 | Dec 2025 | Solar |
| Pontiac | Pontiac Solar, LLC | Pontiac, IL | PJM Interconnection, LLC (PJM) | 4.1 GWh | Jan 2021 | Dec 2025 | Solar |
| Walldog | SunStrong Management, LLC | Pontiac, IL | PJM Interconnection, LLC (PJM) | 210.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Vermilion Solar I LLC CSG | AES Clean Energy | Pontiac, IL | PJM Interconnection, LLC (PJM) | 200.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Vermilion Solar II LLC CSG | AES Clean Energy | Pontiac, IL | PJM Interconnection, LLC (PJM) | 357.0 MWh | Sep 2025 | Dec 2025 | Solar |
| NE IL - Esmen West | Standard Solar | Pontiac, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Aug 2025 | Dec 2025 | Solar |
| Livingston Generating Facility | Hoosier Energy R E C, Inc | Pontiac, IL | PJM Interconnection, LLC (PJM) | 50.1 GWh | Nov 1999 | Dec 2025 | Landfill Gas |
| Route 76 Boone Solar 1 | Route 76 Boone Solar 1, LLC | Poplar Grove, IL | PJM Interconnection, LLC (PJM) | 4.1 GWh | Sep 2020 | Dec 2025 | Solar |
| 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% |
| Bureau Solar 1 | Pivot Energy | Princeton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Aug 2025 | Dec 2025 | Solar |
| Princeton Solar | Altorfer Inc. | Princeton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 903.9 MWh | Feb 2025 | Dec 2025 | Solar |
| SV CSG Prophetstown 1 | SV CSG Prophetstown 1, LLC | Prophetstown, IL | PJM Interconnection, LLC (PJM) | 370.0 MWh | - | Dec 2025 | Solar |
| JM Huber at Quincy | Luminace Solar Illinois 2, LLC | Quincy, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2021 | Dec 2025 | Solar |
| Otter Creek Wind Farm LLC | Avangrid Power LLC | Ransom, IL | PJM Interconnection, LLC (PJM) | 451.2 GWh | Feb 2020 | May 2026 | Wind |
| Blackstone Wind Farm LLC | Blackstone Wind Farm LLC | Ransom, IL | PJM Interconnection, LLC (PJM) | 237.7 GWh | Sep 2009 | Dec 2025 | Wind |
| LaSalle Solar 1 | Pivot Energy | Ransom, IL | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Apr 2025 | Dec 2025 | Solar |
| Rantoul Solar | Altorfer Inc. | Rantoul, IL | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 MWh | Nov 2016 | Dec 2025 | Solar |
| Rantoul | Village of Rantoul - (IL) | Rantoul, IL | Midcontinent Independent System Operator, Inc. (MISO) | 250.0 MWh | Dec 1950 | May 2026 | Distillate Fuel Oil |
| 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 |
| N Solon Road (South) | Greenbacker Renewable Energy Corporation | Richmond, IL | PJM Interconnection, LLC (PJM) | 4.6 GWh | Oct 2024 | Dec 2025 | Solar |
| Richmond Solar | DG Richmond, LLC | Richmond, IL | PJM Interconnection, LLC (PJM) | 313.0 MWh | Jun 2025 | Oct 2025 | Solar |
| N Solon Road (North) | Greenbacker Renewable Energy Corporation | Richmond, IL | PJM Interconnection, LLC (PJM) | 4.6 GWh | May 2024 | Dec 2025 | Solar |
| Ridge Farm | Ridge Farm Solar 1 LLC | Ridge Farm, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Nov 2020 | Dec 2025 | Solar |
| Triton East and West Cogen | Triton College | River Grove, IL | PJM Interconnection, LLC (PJM) | 910.0 MWh | Mar 1998 | May 2026 | Natural Gas |
| Marathon Petroleum - Robinson Refinery | Onyx Asset Services Group | Robinson, IL | Midcontinent Independent System Operator, Inc. (MISO) | 5.4 GWh | May 2025 | Dec 2025 | Solar |
| Rochelle Energy Center | Frontier Operation Services | Rochelle, IL | PJM Interconnection, LLC (PJM) | 13.1 GWh | Nov 2011 | Dec 2025 | Landfill Gas |
| South Main Street | Rochelle Municipal Utilities - (IL) | Rochelle, IL | PJM Interconnection, LLC (PJM) | 1.2 GWh | Aug 1967 | Dec 2025 | Distillate Fuel Oil |
| North Ninth Street | Rochelle Municipal Utilities - (IL) | Rochelle, IL | PJM Interconnection, LLC (PJM) | 1.5 GWh | Sep 1940 | May 2026 | Natural Gas : 76.6% Solar : 13.5% Distillate Fuel Oil : 9.9% |
| IL Rochelle 975 S. Caron Rd | Catalyze Rochelle Wiscold Drive Microgrid, LLC | Rochelle, IL | PJM Interconnection, LLC (PJM) | 1.4 GWh | May 2025 | Dec 2025 | Solar |
| Dakota | SunStrong Management, LLC | Rock City, IL | PJM Interconnection, LLC (PJM) | 82.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Upper Sterling | City of Rock Falls - (IL) | Rock Falls, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | May 1988 | May 2025 | Water |
| Invenergy Nelson Expansion LLC | Invenergy Services LLC | Rock Falls, IL | PJM Interconnection, LLC (PJM) | 863.1 GWh | Mar 2023 | May 2026 | Natural Gas |
| Nelson Energy Center | Invenergy Services LLC | Rock Falls, IL | PJM Interconnection, LLC (PJM) | 3.0 TWh | Apr 2015 | Dec 2025 | Natural Gas |
| Prophet CSG | Prophet Solar, LLC | Rock Falls, IL | PJM Interconnection, LLC (PJM) | 4.0 GWh | Sep 2021 | Dec 2025 | Solar |
| SCS Beltway 011754 Rock Falls, LLC | Arevon Energy, Inc. | Rock Falls, IL | PJM Interconnection, LLC (PJM) | 1.8 GWh | Aug 2020 | Dec 2025 | Solar |
| 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 |
| 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 |
| Slidematic at Rockford | Luminace Solar Illinois 2, LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 3.3 GWh | Feb 2022 | Dec 2025 | Solar |
| Rockford CS 2 | Rockford CS 2, LLC | Rockford, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Mar 2021 | Dec 2025 | Solar |
| Rockford CS 1 | Rockford CS 1, LLC | Rockford, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Mar 2021 | Dec 2025 | Solar |
| NRG Rockford II Energy Center | Rockford Generation LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 56.1 GWh | May 2002 | 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 |
| Rockford Solar | Rockford Solar, LLC | Rockford, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 GWh | Nov 2021 | Dec 2025 | Solar |
| Rockford Solar Farm | Rockford Solar Partners | Rockford, IL | PJM Interconnection, LLC (PJM) | 3.5 GWh | Sep 2012 | Dec 2024 | Solar |
| Kishwaukee CHP Plant | Four Rivers Sanitation Authority | Rockford, IL | PJM Interconnection, LLC (PJM) | 9.1 GWh | Dec 2009 | May 2026 | Other Biomass Gas : 89.5% Natural Gas : 10.5% |
| CED Hilltop Solar | Bay4 Energy Services, LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 4.4 GWh | Apr 2021 | Dec 2024 | Solar |
| AES Bend Solar II, LLC CSG | AES Clean Energy | Rockford, IL | PJM Interconnection, LLC (PJM) | 609.0 MWh | Sep 2025 | Dec 2025 | Solar |
| AES Bend Solar I, LLC CSG | AES Clean Energy | Rockford, IL | PJM Interconnection, LLC (PJM) | 369.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Rockford CSG | Rockford Baxter Rd Holdco LLC CSG | Rockford, IL | PJM Interconnection, LLC (PJM) | 4.1 GWh | Nov 2021 | Dec 2025 | Solar |
| Rockford Plant | SoCore Energy LLC | Rockford, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Nov 2024 | Dec 2025 | Solar |
| Rockton | Eagle Creek Renewable Energy, LLC | Rockton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Dec 1928 | Dec 2025 | Water |
| NorthropGrummanSolar(Rolling Meadows,IL) | DG Illinois Solar, LLC | Rolling Meadows, IL | PJM Interconnection, LLC (PJM) | 1.5 GWh | Dec 2019 | Dec 2025 | Solar |
| Amazon MDW6 Solar Project | Solar Star Prime 5, LLC | Romeoville, IL | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2020 | Dec 2025 | Solar |
| All World Solar Facility | All World Machinery Supply, Inc. | Roscoe, IL | PJM Interconnection, LLC (PJM) | 3.2 GWh | Oct 2023 | Dec 2025 | Solar |