Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | AES Petersburg | Prairie State Generating Station |
|---|---|---|
| 1,349.9 MW | 1,766 MW | |
| Petroleum Liquids, Conventional Steam Coal | Conventional Steam Coal | |
| AES Indiana | Prairie State Generating Co LLC | |
| 7 | 2 | |
| 4.52 TWh | 12.29 TWh | |
| 45.6% (2025) | 78.8% (2025) | |
| #17 of 206 | #27 of 206 | |
| 2026-06 | 2026-06 |