Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Buckthorn Westex | East Pecos Solar |
|---|---|---|
| Capacity | 154 MW | 118.5 MW |
| Technology | Solar Photovoltaic | Solar Photovoltaic |
| Operator | Buckthorn Westex, LLC | Southern Power Co |
| Operating units | 1 | 1 |
| Latest 12-month generation | 315.6 GWh | 228.2 GWh |
| Latest complete-year capacity factor | 26.4% (2025) | 21.1% (2025) |
| National technology rank | #255 of 7,234 | #398 of 7,234 |
| Latest EIA report | 2026-06 | 2026-06 |