Prairie State Solar Project
Aster Road, Swanwick Township, IL 62237Plant Summary Information
Prairie State Solar Project is ranked #12 out of 309 solar farms in Illinois in terms of total annual net electricity generation.
Prairie State Solar Project generated 69.3 GWh during the 3-month period between March 2026 to June 2026.
| Plant Name | Prairie State Solar Project |
|---|---|
| Utility Name | Prairie State Solar, LLC |
| Location | Perry County, IL |
| Initial Operation Date | July 2021 |
| Last Update | Jun 2026 |
| Annual Generation | 226.1 GWh |
| Annual Consumption | 854.5 k MMBtu |
| Ranked #2,393 out of 13,094 Power Plants Nationwide | |
| Ranked #422 out of 7,027 Solar Power Plants Nationwide | |
| Ranked #84 out of 483 Illinois Power Plants | |
| Ranked #12 out of 309 Illinois Solar Power Plants | |
| Fuel Types | Solar |
| Previous Operator |
Prairie State Power, LLC (2018 to 2018) Prairie State Solar, LLC (2019 to 2025) |
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Monthly Net Generation for Prairie State Solar Project
Monthly Plant Fuel Consumption for Prairie State Solar Project
Prairie State Solar Project Details
| Summary Information | |
|---|---|
| Plant Name | Prairie State Solar Project (62420) |
| Plant Address | Aster Road, Swanwick Township, IL 62237 |
| Utility | Prairie State Solar, LLC (61946) |
| Latitude, Longitude | 38.20833, -89.57917 |
| Generation Dates on File | Jul 2021 to Jun 2026 |
| Initial Operation Date | July 2021 |
| Annual Generation | 226.1 GWh |
| Fuel Types | Solar |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | SERC |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | Ameren Illinois Company (56697) IL |
| Grid Voltage | 138.00 kV |
| Energy Storage | No |
Generator PSS01 Details Operating July 2021
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 99 MW |
| Summer Capacity | 99 MW |
| Winter Capacity | 99 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | July 2021 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Multiple Fuels | No |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| Azimuth Angle | 90 |
| DC Net Capacity | 132.3 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Prairie State Solar Project Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Solar.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #412 | OCI Alamo 7 LLC | Haskell, TX | 231.6 GWh |
| #413 | Oak Trail Solar, LLC | Moyock, NC | 231.4 GWh |
| #414 | Three Peaks Power | Cedar City, UT | 229.7 GWh |
| #415 | SR Clay, LLC | Fort Gaines, GA | 228.8 GWh |
| #416 | Ross County Solar, LLC | Greenfield, OH | 228.3 GWh |
| #417 | East Pecos Solar | McCamey, TX | 228.2 GWh |
| #418 | Sauk Solar Park | Union City, MI | 226.7 GWh |
| #419 | Prairie Mist Solar | Montrose, AR | 226.6 GWh |
| #420 | Albemarle Beach Solar | Roper, NC | 226.5 GWh |
| #421 | Antelope Expansion 2 | Lancaster, CA | 226.4 GWh |
| #423 | Dressor Plains Solar, LLC | Herrick, IL | 225.5 GWh |
| #424 | Martin County Solar Project, LLC | Pilgrim, KY | 224.8 GWh |
| #425 | Grimes County Solar | Lola, TX | 224.7 GWh |
| #426 | Ivanpah 2 | Nipton, CA | 229.0 GWh |
| #427 | SR Arlington II | Blakely, GA | 222.7 GWh |
| #428 | Briar Creek Solar 1 | Corsicana, TX | 222.3 GWh |
| #429 | Techren Solar I LLC | Boulder, NV | 221.9 GWh |
| #430 | Galloway 2 Solar Farm | Paint Rock, TX | 221.5 GWh |
| #431 | Morrow Lake Solar | Pearsall, TX | 221.4 GWh |
| #432 | Butler Solar Project 103 | Butler, GA | 221.2 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Prairie State Solar Project.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| AES Belleville Solar LLC | Belleville, IL | 5.9 GWh | 30.4 mi |
| Baldwin Energy Complex | Baldwin, IL | 5.8 TWh | 14.9 mi |
| Baldwin Solar BESS | Baldwin, IL | 147.6 GWh | 14.9 mi |
| Breese | Breese, IL | 539.0 MWh | 27.7 mi |
| Carlyle | Carlyle, IL | 208.0 MWh | 30.3 mi |
| Clinton Solar 2b | Centralia, IL | 3.8 GWh | 31.1 mi |
| Freeburg | Freeburg, IL | 145.0 MWh | 23.6 mi |
| Kimmel Road Solar, LLC | Du Quoin, IL | 112.6 GWh | 22.7 mi |
| NL IL - Kiwi | Pinckneyville, IL | 2.3 GWh | 16.1 mi |
| Pinckneyville | Pinckneyville, IL | 66.6 GWh | 14.3 mi |
| Prairie State Generating Station | Marissa, IL | 12.3 TWh | 6.8 mi |
| Red Bud | Red Bud, IL | 262.0 MWh | 22.8 mi |
| Schmidt CSG 1 | Belleville, IL | 4.2 GWh | 27.9 mi |
| South Belleville Solar, LLC | Smithton Township, IL | 385.0 MWh | 29.1 mi |
| St. Clair Solar 5 | Lebanon, IL | 1.5 GWh | 29 mi |
| SV CSG Wagner A LLC | Sparta, IL | 4.7 GWh | 7.5 mi |
| SV CSG Wagner B LLC | Baldwin, IL | 4.7 GWh | 15.1 mi |
| Tilden Solar | Coulterville, IL | 190.9 GWh | 5.8 mi |
| Trenton East | Trenton, IL | 3.7 GWh | 26.5 mi |
| Trenton West | Trenton, IL | 2.6 GWh | 26.7 mi |