Rockport
Rockport is a coal plant in Spencer County, Indiana, operated by Indiana Michigan Power Co. By nameplate capacity it is the 23rd-largest power plant in the United States and the second-largest in Indiana. Among the 195 coal plants in the country it is the eighth-largest. Its biggest unit, rated at 1,300 MW, is the largest single generator in Indiana.
Nameplate capacity, 2025
2,600 MW
2,600 MW net summer capacity
2 operable units
- Coal steam2,600 MW100%
Unit by unit, 1984 to 2025
operating in 2025reported planned retirementbar height follows unit size
Unit 1 Coal steam, 1,300 MW, 1984
Unit 2 Coal steam, 1,300 MW, 1989
Among Indiana’s plants
Largest plants in the state by nameplate capacity, with the plants ranked next to this one.
- 1Gibson3,340 MW
- 2Rockportthis plant
- 3AES Petersburg1,350 MW
- 4Clifty Creek1,304 MW
Other rankings
- Coal plants in Indiana
- 2nd of 11
- Plants in the PJM Interconnection balancing area
- 4th of 2,049
- Plants run by Indiana Michigan Power Co
- 1st of 13
Operable units
| Unit | Technology | Nameplate | Summer | Online | Status |
|---|---|---|---|---|---|
| 1 | Coal steam | 1,300 MW | 1,300 MW | 1984 | Operating, retirement planned for 2028 |
| 2 | Coal steam | 1,300 MW | 1,300 MW | 1989 | Operating, retirement planned for 2028 |
Grid and site
- Balancing area
- PJM Interconnection
- Reliability region
- ReliabilityFirst
- Highest grid connection voltage
- 765 kV
- Water source
- Ohio River
- Nearest town on record
- Rockport
- Operator type
- Utility
- Coordinates
- 37.926°N, 87.037°W
Closest plants
| Plant | Runs on | Capacity | Distance |
|---|---|---|---|
| Troy Solar | Solar | 50.4 MW | 14.7 mi northeast |
| F B Culley | Coal | 369 MW | 15.9 mi west |
| Warrick | Coal | 823 MW | 16.1 mi west |
| IMPA Tell City Solar Park | Solar | 1.1 MW | 16.4 mi east |
| Tell City Solar Park | Solar | 3.2 MW | 16.6 mi east |
| Cannelton Hydroelectric Plant | Hydroelectric | 87.9 MW | 18.2 mi east |
| New Haven Solar RES | Solar | 1.1 MW | 18.7 mi north |
| Kentucky Mills | Biomass and waste | 88 MW | 19.3 mi east |