Directory of Power Plants in Missouri
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Renewable Energy Center at BJH | Union Electric Co - (MO) | St Louis, MO | Midcontinent Independent System Operator, Inc. (MISO) | 846.0 MWh | Sep 2019 | Dec 2024 | Solar |
| Montgomery County Community Solar Center | Union Electric Co - (MO) | New Florence, MO | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 GWh | Feb 2022 | Dec 2024 | Solar |
| Cape Girardeau Renewable Energy Center | Union Electric Co - (MO) | Cape Girardeau, MO | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2021 | Dec 2024 | Solar |
| Fairgrounds | Union Electric Co - (MO) | Jefferson City, MO | Midcontinent Independent System Operator, Inc. (MISO) | 136.0 MWh | Jul 1974 | Dec 2024 | Distillate Fuel Oil |
| Audrain Generating Station | Union Electric Co - (MO) | Vandalia, MO | Midcontinent Independent System Operator, Inc. (MISO) | 146.4 GWh | Jan 2001 | Dec 2024 | Natural Gas |
| Peno Creek | Union Electric Co - (MO) | Bowling Green, MO | Midcontinent Independent System Operator, Inc. (MISO) | 118.5 GWh | Apr 2002 | Dec 2024 | Natural Gas : 97.4% Distillate Fuel Oil : 2.6% |
| Sioux | Union Electric Co - (MO) | West Alton, MO | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 TWh | Apr 1967 | Sep 2025 | Subbituminous Coal : 73.2% Bituminous Coal : 26.7% |
| O'Fallon Renewable Energy Center | Union Electric Co - (MO) | O'Fallon, MO | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Nov 2014 | Dec 2024 | Solar |
| Moreau | Union Electric Co - (MO) | Moreau, MO | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 GWh | Jul 1978 | Dec 2024 | Distillate Fuel Oil |
| Moberly | Union Electric Co - (MO) | Moberly, MO | Midcontinent Independent System Operator, Inc. (MISO) | 34.0 MWh | Jul 1978 | Dec 2024 | Distillate Fuel Oil |
| Mexico | Union Electric Co - (MO) | Mexico, MO | Midcontinent Independent System Operator, Inc. (MISO) | 767.0 MWh | Aug 1978 | Dec 2024 | Distillate Fuel Oil |
| Rush Island | Union Electric Co - (MO) | Festus, MO | Midcontinent Independent System Operator, Inc. (MISO) | 603.1 GWh | Feb 1976 | Sep 2024 | Subbituminous Coal : 98.2% Distillate Fuel Oil : 1.8% |
| Osage Dam | Union Electric Co - (MO) | Eldon, MO | Midcontinent Independent System Operator, Inc. (MISO) | 497.1 GWh | Sep 1931 | Dec 2024 | Water |
| Callaway | Union Electric Co - (MO) | Fulton, MO | Midcontinent Independent System Operator, Inc. (MISO) | 7.7 TWh | Nov 1984 | Sep 2025 | Nuclear |
| Harry Truman | USCE-Kansas City District | Warsaw, MO | Southwestern Power Administration (SPA) | 236.8 GWh | Nov 1979 | Sep 2025 | Water |
| Stockton Hydro | USCE-Kansas City District | Stockton, MO | Southwestern Power Administration (SPA) | 53.0 GWh | Feb 1973 | Dec 2024 | Water |
| Table Rock | USCE-Little Rock District | Branson, MO | Southwestern Power Administration (SPA) | 367.8 GWh | Apr 1959 | Dec 2024 | Water |
| Clarence Cannon | USCE-St Louis District | Monroe City, MO | Associated Electric Cooperative, Inc. (AECI) | 94.1 GWh | Oct 1984 | Sep 2025 | Water |
| Grand Ave Plant | Vicinity Energy Kansas City | Kansas City, MO | Southwest Power Pool (SWPP) | 39.5 GWh | Jun 1991 | Sep 2025 | Natural Gas |
| White Cloud Wind Project, LLC | White Cloud Wind Project, LLC | Tarkio, MO | Associated Electric Cooperative, Inc. (AECI) | 832.2 GWh | Nov 2020 | Sep 2025 | Wind |
| Bluegrass Ridge | Wind Capital Holdings, LLC | King City, MO | Associated Electric Cooperative, Inc. (AECI) | 179.8 GWh | May 2007 | Sep 2025 | Wind |
| Winfield Solar | Winfield Solar I, LLC | Winfield, MO | Midcontinent Independent System Operator, Inc. (MISO) | 140.4 GWh | - | Sep 2025 | Solar |
Browse Power Plants By Missouri Counties
Figures are based on September 2025 generation numbers.| County | State Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Franklin County, MO | # 1 | 1 | 15.5 TWh |
| Callaway County, MO | # 2 | 3 | 7.7 TWh |
| New Madrid County, MO | # 3 | 1 | 6.6 TWh |
| Randolph County, MO | # 4 | 2 | 6.3 TWh |
| Platte County, MO | # 5 | 2 | 5.3 TWh |
| St. Charles County, MO | # 6 | 3 | 4.1 TWh |
| Jackson County, MO | # 7 | 14 | 3.0 TWh |
| Cass County, MO | # 8 | 3 | 2.6 TWh |
| Jasper County, MO | # 9 | 5 | 2.3 TWh |
| Greene County, MO | # 10 | 7 | 2.3 TWh |
| Atchison County, MO | # 11 | 6 | 2.3 TWh |
| Dunklin County, MO | # 12 | 5 | 1.7 TWh |
| Scott County, MO | # 13 | 3 | 1.6 TWh |
| Nodaway County, MO | # 14 | 5 | 1.5 TWh |
| DeKalb County, MO | # 15 | 2 | 1.1 TWh |
| Audrain County, MO | # 16 | 7 | 736.6 GWh |
| Jefferson County, MO | # 17 | 1 | 603.1 GWh |
| Lawrence County, MO | # 18 | 1 | 500.1 GWh |
| Miller County, MO | # 19 | 1 | 497.1 GWh |
| Barton County, MO | # 20 | 1 | 467.5 GWh |
| Taney County, MO | # 21 | 2 | 421.0 GWh |
| Johnson County, MO | # 22 | 1 | 282.4 GWh |
| Schuyler County, MO | # 23 | 1 | 273.5 GWh |
| Boone County, MO | # 24 | 5 | 253.8 GWh |
| Benton County, MO | # 25 | 1 | 236.8 GWh |
| Warren County, MO | # 26 | 1 | 224.2 GWh |
| Gentry County, MO | # 27 | 3 | 179.8 GWh |
| Adair County, MO | # 28 | 2 | 170.8 GWh |
| Lincoln County, MO | # 29 | 1 | 140.4 GWh |
| Pike County, MO | # 30 | 2 | 118.5 GWh |