Silver Maple
Penobscot County, Maine · EIA plant ID 66283 · Operator: WEB Silver Maple Wind LLC
Nameplate20MWSummer 20 MW
Generators1in service
Net generation64GWh12 mo to Dec 2025
Capacity factor36%wind units, summer MW
Heat rate—thermal plants only
First online2022
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) |
|---|---|---|---|
| 2022 | 14.5 | 32.8% | — |
| 2023 | 52.1 | 29.7% | — |
| 2024 | 58.7 | 33.4% | — |
| 2025 | 63.9 | 36.5% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| SIMA1 | Onshore Wind Turbine | WT | 20 | 20 | Oct 2022 | Operating | — | vestas V136-3.45 |
Owner / operator
Operator: WEB Silver Maple Wind LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| WEB Silver Maple Wind LLC | 100.0% | 20 MW |
Nearby plants
Within 80 km.
| Pisgah Mountain Wind | 9 MW | 0.6 km |
| SP-231 Clifton | 5 MW | 3.8 km |
| Brewer (CSG) | 5 MW | 15.4 km |
| Maine Independence Station | 550 MW | 15.7 km |
| Orono Hydro Station | 3 MW | 15.8 km |
| Orono B | 4 MW | 16.1 km |