Summary of Electricity Activity in St. Charles County, MO
Summary of St. Charles County, MO Generation
St. Charles County, MO is ranked #329 out of 2,154 U.S. counties nationwide and #6 out of 59 Missouri counties in terms of total annual net electricity generation.
| Annual Generation | 3.9 TWh |
|---|---|
| Annual Consumption | 43.0 M MMBtu |
| Last Update | May 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
#43 /113 U.S. Counties
State Rank in Terms of subbituminous coal Net Electricity Generation
#3 /10 Missouri Counties
Monthly Net Generation 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 / 59 | #329 / 2154 | 3.90 TWh | 43.03 M MMBtu |
| Subbituminous Coal | #3 / 10 | #43 / 113 | 2.98 TWh | 33.13 M MMBtu |
| Bituminous Coal | #1 / 2 | #52 / 110 | 914.86 GWh | 9.84 M MMBtu |
| Distillate Fuel Oil | #7 / 32 | #173 / 736 | 4.94 GWh | 51.36 k MMBtu |
| Solar | #22 / 24 | #1108 / 1212 | 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) | 3.9 TWh | 43.0 M MMBtu | Subbituminous Coal : 76.4% Bituminous Coal : 23.5% |
| 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 |
|---|---|---|---|
| #47 | Franklin County | 15.3 TWh | 1 |
| #886 | Jefferson County | 603.1 GWh | 1 |
| #1429 | Jersey County | 113.3 GWh | 1 |
| #1767 | Lincoln County | 21.0 GWh | 1 |
| #974 | Madison County | 481.7 GWh | 9 |
| #2098 | Monroe County | 491.0 MWh | 2 |
| #1896 | Montgomery County | 8.8 GWh | 1 |
| #1648 | St. Louis city | 44.7 GWh | 4 |
| #1500 | St. Louis County | 87.5 GWh | 4 |
| #1491 | Warren County | 90.5 GWh | 1 |
* Net Generation data is based on the last 12 months since May 2025
Electricity Generation for Cities Located in St. Charles County, MO
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #1 | Augusta, MO | 15.3 TWh | 1 |
| #66 | O'Fallon, MO | 2.3 GWh | 1 |
| #6 | West Alton, MO | 3.9 TWh | 1 |
* Net Generation data is based on the last 12 months since May 2025