Stetson Wind I
Washington County, Maine · EIA plant ID 56989 · Operator: First Wind O&M, LLC
Nameplate57MWSummer 57 MW
Generators1in service
Net generation146GWh12 mo to Dec 2025
Capacity factor29%wind units, summer MW
Heat rate—thermal plants only
First online2009
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), wind units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2009 | 139 | 27.8% | — |
| 2010 | 155.3 | 31.1% | — |
| 2011 | 154.3 | 30.9% | — |
| 2012 | 107.2 | 21.4% | — |
| 2013 | 139.7 | 28.0% | — |
| 2014 | 136.4 | 27.3% | — |
| 2015 | 151.4 | 30.3% | — |
| 2016 | 141.8 | 28.3% | — |
| 2017 | 124.2 | 24.9% | — |
| 2018 | 116.3 | 23.3% | — |
| 2019 | 119.1 | 23.8% | — |
| 2020 | 126.7 | 25.3% | — |
| 2021 | 116.6 | 23.4% | — |
| 2022 | 140.7 | 28.2% | — |
| 2023 | 106.6 | 21.3% | — |
| 2024 | 120.7 | 24.1% | — |
| 2025 | 145.9 | 29.2% | — |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| 1 | Onshore Wind Turbine | WT | 57 | 57 | Jan 2009 | Operating | — | ge 1.5 SLE |
Owner / operator
Operator: First Wind O&M, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| First Wind O&M, LLC | 100.0% | 57 MW |
Nearby plants
Within 80 km.
| Stetson Wind II | 26 MW | 14.9 km |
| Rollins Wind Project | 60 MW | 33.7 km |
| Gateway Solar, LLC | 4 MW | 43.7 km |
| Lincoln ME 1 | 5 MW | 44.1 km |
| Medway Hydro | 4 MW | 45.1 km |
| Passadumkeag Windpark LLC | 43 MW | 48.8 km |