Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Block Island Wind Farm | Berkshire Wind Power Project |
|---|---|---|
| 30 MW | 19.6 MW | |
| Offshore Wind Turbine | Onshore Wind Turbine | |
| Deepwater Wind Block Island LLC | Massachusetts Mun Wholes Electric Co | |
| 1 | 3 | |
| 81.4 GWh | 28.8 GWh | |
| 33.2% (2025) | 24.4% (2025) | |
| #2 of 3 | #1,038 of 1,362 | |
| 2026-06 | 2026-06 |