Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Shamrock Wind | King Mountain Wind Ranch 1 |
|---|---|---|
| Capacity | 323.9 MW | 278 MW |
| Technology | Batteries, Onshore Wind Turbine | Onshore Wind Turbine |
| Operator | Shamrock Wind LLC | FPL Energy Upton Wind LP |
| Operating units | 2 | 1 |
| Latest 12-month generation | 841.1 GWh | 639.5 GWh |
| Latest complete-year capacity factor | 30.5% (2025) | 23.5% (2025) |
| National technology rank | #190 of 1,362 | #113 of 1,362 |
| Latest EIA report | 2026-06 | 2026-06 |