Wheelabrator Bridgeport
Fairfield County, Connecticut · EIA plant ID 50883 · Operator: Wheelabrator Environmental Systems
Nameplate67MWSummer 58 MW
Generators1in service
Net generation430GWh12 mo to Aug 2026
Capacity factor85%other units, summer MW
Heat rate—thermal plants only
First online1988
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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) |
|---|---|---|---|
| 2001 | 480.8 | 89.6% | — |
| 2002 | 482.9 | 90.0% | — |
| 2003 | 472.7 | 88.1% | — |
| 2004 | 479.7 | 89.2% | — |
| 2005 | 456.7 | 85.1% | — |
| 2006 | 485 | 90.4% | — |
| 2007 | 494.6 | 92.1% | — |
| 2008 | 490.8 | 91.1% | — |
| 2009 | 480.9 | 89.6% | — |
| 2010 | 477.1 | 93.9% | — |
| 2011 | 465.5 | 91.6% | — |
| 2012 | 469.4 | 92.1% | — |
| 2013 | 483.8 | 95.2% | — |
| 2014 | 480.9 | 94.6% | — |
| 2015 | 477.1 | 93.9% | — |
| 2016 | 487.6 | 95.7% | — |
| 2017 | 466.3 | 91.8% | — |
| 2018 | 420.6 | 82.8% | — |
| 2019 | 468.9 | 92.3% | — |
| 2020 | 477.9 | 93.8% | — |
| 2021 | 467.1 | 91.9% | — |
| 2022 | 469.5 | 92.4% | — |
| 2023 | 462.8 | 91.1% | — |
| 2024 | 452.4 | 88.8% | — |
| 2025 | 470.9 | 92.7% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| GEN1 | Municipal Solid Waste | ST | 67 | 58 | Jul 1988 | Operating | — | coming soon |
Owner / operator
Operator: Wheelabrator Environmental Systems. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Wheelabrator Environmental Systems | 100.0% | 67 MW |
Nearby plants
Within 80 km.
| UI RCP Bridgeport Seaside | 5 MW | 0.5 km |
| Bridgeport Fuel Cell, LLC | 17 MW | 0.7 km |
| UB Fuel Cell | 1 MW | 1.1 km |
| Bridgeport Energy Project | 520 MW | 2.1 km |
| Bridgeport Station | 576 MW | 2.2 km |
| Fairfield University CHP Plant | 5 MW | 4.1 km |