Callaway
Route CC, Fulton, MO 65251Plant Summary Information
Callaway is ranked #46 out of 54 nuclear power plants nationwide in terms of total annual net electricity generation.
Callaway is comprised of 1 generator and generated 2.4 TWh during the 3-month period between June 2025 to September 2025.
| Plant Name | Callaway |
|---|---|
| Utility Name | Union Electric Co - (MO) |
| Location | Callaway County, MO |
| Initial Operation Date | December 1984 |
| Last Update | Sep 2025 |
| Annual Generation | 7.7 TWh |
| Annual Consumption | 89.7 M MMBtu |
| Ranked #112 out of 12,539 Power Plants Nationwide | |
| Ranked #46 out of 54 Nuclear Power Plants Nationwide | |
| Ranked #2 out of 122 Missouri Power Plants | |
| Ranked #1 out of 1 Missouri Nuclear Power Plants | |
| Fuel Types | Nuclear |
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Monthly Net Generation for Callaway
Callaway Details
| Summary Information | |
|---|---|
| Plant Name | Callaway (6153) |
| Plant Address | Route CC, Fulton, MO 65251 |
| Utility | Union Electric Co - (MO) (19436) |
| Latitude, Longitude | 38.75892, -91.77884 |
| Generation Dates on File | Jan 2001 to Sep 2025 |
| Initial Operation Date | December 1984 |
| Annual Generation | 7.7 TWh |
| Fuel Types | Nuclear |
| 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 | Regulated |
| NERC Region | SERC |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Missouri River |
| Ash Impoundment | |
| Transmission / Distribution Owner | Union Electric Co - (MO) (19436) MO |
| Grid Voltage | 345.00 kV |
| Energy Storage | No |
Generator 1 Details Operating December 1984
| Technology | Nuclear |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | AMMO.CALLAWAY1 |
| Nameplate Capacity | 1235.8 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 1190 MW |
| Winter Capacity | 1236 MW |
| Minimum Load | 800 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 1984 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Nuclear |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | OVER |
| Multiple Fuels | No |
Callaway 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 Nuclear.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #34 | Grand Gulf | Port Gibson, MS | 11.4 TWh |
| #35 | Wolf Creek Generating Station | Burlington, KS | 10.6 TWh |
| #36 | PSEG Hope Creek Generating Station | Hancocks Bridge, NJ | 10.2 TWh |
| #37 | Fermi | Frenchtown Twp, MI | 10.0 TWh |
| #38 | Point Beach Nuclear Plant | Two Rivers, WI | 9.8 TWh |
| #39 | Seabrook | Seabrook, NH | 9.7 TWh |
| #40 | Perry | Perry, OH | 9.3 TWh |
| #41 | Clinton Power Station | Clinton, IL | 8.8 TWh |
| #42 | Harris | New Hill, NC | 8.6 TWh |
| #43 | Waterford 3 | Killona, LA | 8.2 TWh |
| #44 | Davis Besse | Oak Harbor, OH | 7.8 TWh |
| #45 | Columbia Generating Station | Richland, WA | 7.7 TWh |
| #47 | Prairie Island | Welch, MN | 7.7 TWh |
| #48 | V C Summer | Jenkinsville, SC | 7.6 TWh |
| #49 | James A Fitzpatrick | Lycoming, NY | 7.4 TWh |
| #50 | River Bend | St. Francisville, LA | 7.0 TWh |
| #51 | Cooper Nuclear Station | Brownville, NE | 6.2 TWh |
| #52 | H B Robinson | Hartsville, SC | 6.1 TWh |
| #53 | R E Ginna Nuclear Power Plant | Ontario, NY | 4.8 TWh |
| #54 | Monticello Nuclear Facility | Monticello, MN | 4.7 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Callaway.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Altona Solar, LLC | Centralia, MO | 66.7 GWh | 41.2 mi |
| Ameresco Jefferson City | Jefferson City, MO | 19.9 GWh | 20.2 mi |
| Audrain Generating Station | Vandalia, MO | 146.4 GWh | 40.2 mi |
| Blue Bird Solar, LLC | Warrenton, MO | 224.2 GWh | 35.8 mi |
| Clarence Cannon | Monroe City, MO | 94.1 GWh | 53.4 mi |
| Columbia (MO) | Columbia, MO | 21.6 GWh | 32.2 mi |
| Columbia Energy Center | Columbia, MO | 13.3 GWh | 31.6 mi |
| Envoy Solar, LLC | Mexico, MO | 78.2 GWh | 27.7 mi |
| Fairgrounds | Jefferson City, MO | 136.0 MWh | 26.4 mi |
| Fulton (MO) | Fulton, MO | 161.0 MWh | 11.8 mi |
| Huck Finn Renewable Energy Center | Vandalia, MO | 357.9 GWh | 40.4 mi |
| Labadie | Labadie, MO | 15.5 TWh | 52.6 mi |
| Mexico | Mexico, MO | 767.0 MWh | 27 mi |
| MJMEUC Generating Station #1 | Laddonia, MO | 86.7 GWh | 34.8 mi |
| Montgomery County Community Solar Center | New Florence, MO | 8.8 GWh | 21.2 mi |
| Moreau | Moreau, MO | 1.0 GWh | 22.4 mi |
| MU Combined Heat and Power Plant | Columbia, MO | 196.3 GWh | 32.5 mi |
| Peno Creek | Bowling Green, MO | 118.5 GWh | 50.5 mi |
| Truman Solar | Colombia, MO | 22.6 GWh | 28.4 mi |
| Winfield Solar | Winfield, MO | 140.4 GWh | 52.8 mi |