Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Dion R Holm | Big Creek 3 |
|---|---|---|
| 180.2 MW | 174.5 MW | |
| Conventional Hydroelectric | Conventional Hydroelectric | |
| City & County of San Francisco | Southern California Edison Co | |
| 2 | 5 | |
| 550.4 GWh | 747.9 GWh | |
| 36.6% (2025) | 44.1% (2025) | |
| #77 of 1,349 | #83 of 1,349 | |
| 2026-06 | 2026-06 |