Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Altona | Number Three Wind Project |
|---|---|---|
| Capacity | 97.5 MW | 106 MW |
| Technology | Onshore Wind Turbine | Onshore Wind Turbine |
| Operator | Valcour Operating Services, LLC | Invenergy Services LLC |
| Operating units | 1 | 1 |
| Latest 12-month generation | 157.9 GWh | 275.2 GWh |
| Latest complete-year capacity factor | 18.4% (2024) | 31.8% (2025) |
| National technology rank | #715 of 1,362 | #606 of 1,362 |
| Latest EIA report | 2024-12 | 2026-06 |