Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Markland | Smithland Hydroelectric Plant |
|---|---|---|
| 77.7 MW | 75.9 MW | |
| Conventional Hydroelectric | Conventional Hydroelectric | |
| Duke Energy Indiana, LLC | American Mun Power-Ohio, Inc | |
| 3 | 3 | |
| 298.8 GWh | 433.6 GWh | |
| 43.8% (2024) | 50.6% (2025) | |
| #195 of 1,349 | #197 of 1,349 | |
| 2024-12 | 2026-06 |