Summary of Electricity Activity in Williamson County, IL
Summary of Williamson County, IL Generation
Williamson County, IL is ranked #792 out of 2,163 U.S. counties nationwide and #26 out of 78 Illinois counties in terms of total annual net electricity generation.
| Annual Generation | 782.7 GWh |
|---|---|
| Annual Consumption | 13.4 M MMBtu |
| Last Update | Nov 2025 |
| Power Plants | 8 |
| Companies on File | 8 |
Map of Top Producing Plants in Williamson County, IL
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Annual Net Generation From bituminous coal power
672.8 GWh
National Rank in Terms of bituminous coal Net Electricity Generation
#55 /111 U.S. Counties
State Rank in Terms of bituminous coal Net Electricity Generation
#3 /6 Illinois Counties
Monthly Net Generation for Williamson County, IL
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #26 / 78 | #792 / 2163 | 782.70 GWh | 13.40 M MMBtu |
| Bituminous Coal | #3 / 6 | #55 / 111 | 672.80 GWh | 12.13 M MMBtu |
| Natural Gas | #15 / 31 | #559 / 927 | 91.70 GWh | 1.19 M MMBtu |
| Solar | #30 / 58 | #769 / 1240 | 17.57 GWh | 62.46 k MMBtu |
| Distillate Fuel Oil | #5 / 25 | #352 / 728 | 617.18 MWh | 13.06 k MMBtu |
Power Plants in Williamson County, IL
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Marion | Southern Illinois Power Coop | 765.1 GWh | 13.3 M MMBtu | Bituminous Coal : 87.9% Natural Gas : 12.0% |
| SV CSG Barrass Farms II LL | SV CSG Barrass Farms II LLC | 4.3 GWh | 15.5 k MMBtu | Solar |
| Hurricane Creek CSG | SPG IL Hurricane Creek Solar LLC | 4.0 GWh | 14.1 k MMBtu | Solar |
| Lukuc B Community Solar LLC CSG | Lukuc B Community Solar LLC | 3.6 GWh | 12.5 k MMBtu | Solar |
| Clendenin A Community Solar, LLC CSG | Clendenin A Community Solar, LLC | 3.3 GWh | 11.6 k MMBtu | Solar |
| John A Logan College Solar | REA Investments, LLC | 2.4 GWh | 8.8 k MMBtu | Solar |
| SV CSG Bishop 1 LLC | SunVest Solar LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| SV CSG Corbell | SV CSG Corbell, LLC | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #2076 | Cape Girardeau County | 1.8 GWh | 4 |
| #2014 | Franklin County | 3.8 GWh | 1 |
| # | Hamilton County | 0.0 Wh | 1 |
| #1910 | Jackson County | 9.0 GWh | 2 |
| #1994 | Jefferson County | 4.3 GWh | 1 |
| #1160 | Livingston County | 327.3 GWh | 1 |
| #188 | McCracken County | 7.1 TWh | 4 |
| #1076 | Perry County | 401.0 GWh | 3 |
| #1161 | Saline County | 326.1 GWh | 2 |
| #903 | White County | 597.4 GWh | 4 |
* Net Generation data is based on the last 12 months since Nov 2025
Electricity Generation for Cities Located in Williamson County, IL
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #140 | Carterville, IL | 6.4 GWh | 2 |
| #139 | Herrin, IL | 6.8 GWh | 3 |
| #28 | Marion, IL | 769.5 GWh | 2 |
* Net Generation data is based on the last 12 months since Nov 2025