Southbridge Landfill Gas-to-Energy
Worcester County, Massachusetts · EIA plant ID 59011 · Operator: Southbridge Recycling and Disposal Park, Inc
Nameplate2MWSummer 2 MW
Generators1in service
Net generation10GWh12 mo to Dec 2025
Capacity factor73%other units, summer MW
Heat rate—thermal plants only
First online2011
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), other 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) |
|---|---|---|---|
| 2013 | 10.2 | 77.8% | — |
| 2014 | 9.5 | 72.2% | — |
| 2015 | 9.4 | 71.9% | — |
| 2016 | 10 | 76.0% | — |
| 2017 | 8.2 | 62.6% | — |
| 2018 | 8.8 | 67.1% | — |
| 2019 | 6.8 | 51.7% | — |
| 2020 | 10.5 | 79.4% | — |
| 2021 | 11.4 | 87.1% | — |
| 2022 | 11.7 | 89.2% | — |
| 2023 | 11.7 | 89.1% | — |
| 2024 | 11.9 | 90.6% | — |
| 2025 | 9.6 | 73.4% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| CAT | Landfill Gas | IC | 1.6 | 1.5 | Oct 2011 | Operating | — | coming soon |
Owner / operator
Operator: Southbridge Recycling and Disposal Park, Inc. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Southbridge Recycling and Disposal Park, Inc | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Incom Solar, LLC CSG | 2 MW | 1.3 km |
| Millennium Power | 428 MW | 1.7 km |
| Southbridge Solar | 2 MW | 2.3 km |
| Farley Road Community Solar | 2 MW | 2.7 km |
| Sampson Road Community Solar | 2 MW | 2.7 km |
| BWC Origination 8 LLC Sturbridge 1 | 1 MW | 3.1 km |