Mill Creek (KY)
Mill Creek (KY) is a coal plant in Jefferson County, Kentucky, operated by Louisville Gas & Electric Co. A further 740 MW of new generating units is reported as planned or under construction on the site. Retired units here add up to 356 MW across 1 unit, taken out of service in 2024.
Nameplate capacity, 2025
1,362 MW
1,165 MW net summer capacity
3 operable units
- Coal steam1,362 MW100%
Unit by unit, 1972 to 2025
operating in 2025retiredbar height follows unit size
Unit 1 Coal steam, 356 MW, 1972–2024
Unit 2 Coal steam, 356 MW, 1974
Unit 3 Coal steam, 463 MW, 1978
Unit 4 Coal steam, 544 MW, 1982
Among Kentucky’s plants
Largest plants in the state by nameplate capacity, with the plants ranked next to this one.
- 1Trimble County2,594 MW
- 2Ghent2,226 MW
- 3Paradise1,854 MW
- 5Shawnee1,575 MW
- 6E W Brown1,458 MW
- 7Mill Creek (KY)this plant
- 8Riverside Generating LLC1,150 MW
- 9J K Smith938 MW
Other rankings
- All US power plants
- 170th of 14,286
- Power plants in Kentucky
- 7th of 62
- US coal plants
- 57th of 195
- Coal plants in Kentucky
- 5th of 8
- Plants in the Louisville Gas and Electric Company and Kentucky Utilities Company balancing area
- 4th of 15
- Plants run by Louisville Gas & Electric Co
- 2nd of 5
- Biggest single unit, among Kentucky’s plants
- 5th of 62
Operable units
By the year its oldest working unit started, it is the third-oldest of Kentucky’s 8 coal plants.
| Unit | Technology | Nameplate | Summer | Online | Status |
|---|---|---|---|---|---|
| 2 | Coal steam | 356 MW | 297 MW | 1974 | Operating |
| 3 | Coal steam | 463 MW | 391 MW | 1978 | Operating |
| 4 | Coal steam | 544 MW | 477 MW | 1982 | Operating |
Retired units
| Unit | Technology | Nameplate | In service |
|---|---|---|---|
| 1 | Coal steam | 356 MW | 1972–2024 |
New units reported to EIA
| Technology | Nameplate | Expected | Stage at end of 2025 |
|---|---|---|---|
| Gas combined cycle | 740 MW | 2027 | under construction (under half done) |
Grid and site
- Balancing area
- Louisville Gas and Electric Company and Kentucky Utilities Company
- Reliability region
- SERC Reliability Corporation
- Highest grid connection voltage
- 345 kV
- Water source
- Ohio River
- Nearest town on record
- Louisville
- Operator type
- Utility
- Coordinates
- 38.053°N, 85.910°W
Closest plants
| Plant | Runs on | Capacity | Distance |
|---|---|---|---|
| Cane Run | Natural gas | 807 MW | 9.1 mi north |
| Paddys Run | Natural gas | 211 MW | 12.4 mi north |
| Lanesville Solar RES | Solar | 1.1 MW | 15.7 mi north |
| Ohio Falls | Hydroelectric | 110 MW | 17.5 mi northeast |
| Green River Solar | Solar | 200 MW | 21.4 mi southwest |
| Hardin County LFGTE | Biomass and waste | 2.4 MW | 24.7 mi southeast |
| LGE-KU Solar Share Facility Simpsonville | Solar | 2.1 MW | 30.4 mi east |
| Nabb Battery Energy Storage System | Battery storage | 5 MW | 33.2 mi north |