Summary of Electricity Activity in St. Charles County, MO
Summary of St. Charles County, MO Generation
St. Charles County, MO is ranked #324 out of 2,165 U.S. counties nationwide and #6 out of 60 Missouri counties in terms of total annual net electricity generation.
| Annual Generation | 4.0 TWh |
|---|---|
| Annual Consumption | 45.1 M MMBtu |
| Last Update | Dec 2025 |
| Power Plants | 3 |
| Companies on File | 2 |
Map of Top Producing Plants in St. Charles County, MO
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Annual Net Generation From subbituminous coal power
3.0 TWh
National Rank in Terms of subbituminous coal Net Electricity Generation
#49 /110 U.S. Counties
State Rank in Terms of subbituminous coal Net Electricity Generation
#5 /10 Missouri Counties
Monthly Net Generation for St. Charles County, MO
Monthly Plant Fuel Consumption for St. Charles County, MO
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #6 / 60 | #324 / 2165 | 3.99 TWh | 45.15 M MMBtu |
| Subbituminous Coal | #5 / 10 | #49 / 110 | 3.00 TWh | 33.55 M MMBtu |
| Bituminous Coal | #1 / 2 | #52 / 110 | 986.08 GWh | 11.54 M MMBtu |
| Distillate Fuel Oil | #8 / 32 | #189 / 729 | 4.20 GWh | 43.87 k MMBtu |
| Solar | #25 / 27 | #1151 / 1247 | 2.28 GWh | 8.34 k MMBtu |
Power Plants in St. Charles County, MO
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Sioux | Union Electric Co - (MO) | 4.0 TWh | 45.1 M MMBtu | Subbituminous Coal : 75.2% Bituminous Coal : 24.7% |
| O'Fallon Renewable Energy Center | Union Electric Co - (MO) | 2.3 GWh | 8.3 k MMBtu | Solar |
| Wentzville Assembly & Contiguous | General Motors LLC | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #40 | Franklin County | 16.7 TWh | 1 |
| #899 | Jefferson County | 603.1 GWh | 1 |
| #1238 | Jersey County | 249.7 GWh | 1 |
| #1324 | Lincoln County | 183.6 GWh | 1 |
| #991 | Madison County | 481.3 GWh | 10 |
| #2112 | Monroe County | 491.0 MWh | 2 |
| #1917 | Montgomery County | 8.8 GWh | 1 |
| #1669 | St. Louis city | 43.0 GWh | 4 |
| #1525 | St. Louis County | 86.1 GWh | 4 |
| #1209 | Warren County | 274.3 GWh | 1 |
Electricity Generation for Cities Located in St. Charles County, MO
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #1 | Augusta, MO | 16.7 TWh | 1 |
| #69 | O'Fallon, MO | 2.3 GWh | 1 |
| #6 | West Alton, MO | 4.0 TWh | 1 |