Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Aragorn Solar Project | RE Roserock |
|---|---|---|
| Capacity | 187.2 MW | 160 MW |
| Technology | Solar Photovoltaic | Solar Photovoltaic |
| Operator | SE Aragorn, LLC | Southern Power Co |
| Operating units | 1 | 1 |
| Latest 12-month generation | 321.1 GWh | 365.7 GWh |
| Latest complete-year capacity factor | 21.8% (2025) | 27.0% (2025) |
| National technology rank | #211 of 7,234 | #245 of 7,234 |
| Latest EIA report | 2026-06 | 2026-06 |