Syncarpha Westminster Hybrid CSG
Worcester County, Massachusetts · EIA plant ID 62971 · Operator: Syncarpha Westminster, LLC
Nameplate8MWSummer 8 MW
Generators2in service
Net generation6GWh12 mo to Dec 2025
Capacity factor14%solar 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), solar 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 | 0.3 | 4.9% | — |
| 2023 | 6.4 | 15.5% | — |
| 2024 | 6.7 | 16.2% | — |
| 2025 | 5.7 | 14.1% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| SYWEB | Batteries | BA | 2.9 | 2.9 | Feb 2023 | Operating | — | coming soon |
| SYWES | Solar Photovoltaic | PV | 4.7 | 4.7 | Nov 2022 | Operating | — | coming soon |
Owner / operator
Operator: Syncarpha Westminster, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Syncarpha Westminster, LLC | 100.0% | 8 MW |
Nearby plants
Within 80 km.
| Westminster Renewables, LLC CSG | 2 MW | 2.7 km |
| Newark America Mill | retired | 3.8 km |
| Overlook | 5 MW | 5.2 km |
| Pinetree Power Fitchburg | 18 MW | 5.7 km |
| TES Rowtier | 3 MW | 5.7 km |
| Fitchburg Renewables | 4 MW | 5.9 km |