Bridgeport Energy Project
Natural gas power plant in Fairfield County, Connecticut. 520 MW of nameplate capacity across 3 generators, operated by Bridgeport Energy LLC.
Also known as EIA plant 55042
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 520 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- June 1998First generator online
- Operator
- Bridgeport Energy LLCEIA operator ID 2232
- Grid
- ISO-NEBalancing authority ISNE
- Price nodes
- 1 ISONE nodeResource nodes with prices
- Location
- Fairfield County, CT41.1692, −73.1844
- EIA plant ID
- 55042EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Bridgeport Energy Project produces
Free · EIA-923Net generation, 2025
2.40 TWh
2,397,502 MWh, final
Capacity factor, 2025
52.6%
2024: 58.0%
January to July 2026
1.71 TWh
Provisional
Range, 2016 to 2025
1.9–3.7
TWh a year. Low 2020, high 2018
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 1,608,364 | Not reported | 12 of 12 |
| 2001 | 2,297,521 | Not reported | 12 of 12 |
| 2002 | 3,335,252 | Not reported | 12 of 12 |
| 2003 | 2,155,870 | Not reported | 12 of 12 |
| 2004 | 3,180,200 | Not reported | 12 of 12 |
| 2005 | 2,700,010 | Not reported | 12 of 12 |
| 2006 | 2,393,165 | Not reported | 12 of 12 |
| 2007 | 2,550,227 | Not reported | 12 of 12 |
| 2008 | 1,949,339 | Not reported | 12 of 12 |
| 2009 | 2,619,225 | Not reported | 12 of 12 |
| 2010 | 3,294,276 | 72.3% | 12 of 12 |
| 2011 | 2,861,180 | 62.8% | 12 of 12 |
| 2012 | 2,913,274 | 63.8% | 12 of 12 |
| 2013 | 3,017,481 | Not reported | 12 of 12 |
| 2014 | 2,544,680 | Not reported | 12 of 12 |
| 2015 | 2,792,632 | Not reported | 11 of 12 |
| 2016 | 3,672,186 | 80.4% | 12 of 12 |
| 2017 | 2,374,487 | 52.1% | 12 of 12 |
| 2018 | 3,675,286 | 80.7% | 12 of 12 |
| 2019 | 2,462,934 | 54.1% | 12 of 12 |
| 2020 | 1,923,240 | 42.1% | 12 of 12 |
| 2021 | 2,294,863 | Not reported | 12 of 12 |
| 2022 | 2,576,242 | 56.6% | 12 of 12 |
| 2023 | 2,571,939 | 56.5% | 12 of 12 |
| 2024 | 2,649,661 | 58.0% | 12 of 12 |
| 2025 | 2,397,502 | 52.6% | 12 of 12 |
| 2026 (provisional, partial year) | 1,713,627 | 64.8% | 7 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · ISONEEmissions
Free · EPA CAMPDCO₂, 2025
998,747
US short tons. 2024: 1.13M
SO₂, 2025
5
US short tons
NOx, 2025
163
US short tons
CO₂ per MWh, calculated
0.42 t
About 833 lb per MWh
2 of 2 EPA units reported CO₂ in 2025 (BE1, BE2), matched to EIA plant 55042 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
48,036
million gallons
Consumption, 2024
Not reported
million gallons
Source
Pequonnock River
Surface, Brackish. Once-through
Watershed stress
Very low/none · 0.162
USGS SUI, HUC12 Rooster River-Frontal Long Island Sound
12 of 12 cooling months report withdrawal. Saline, brackish or ocean intake; not tested. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GEN1 | Natural Gas Fired Combined Cycle | 170.0 | June 1998 |
| GEN2 | Natural Gas Fired Combined Cycle | 170.0 | June 1998 |
| GEN3 | Natural Gas Fired Combined Cycle | 180.0 | May 1999 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Bridgeport Energy LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Bridgeport Energy Project
How much power does Bridgeport Energy Project produce?
Bridgeport Energy Project reported 2,397,502 MWh (2.40 TWh) of net generation in 2025, a 52.6% capacity factor on 520 MW of nameplate capacity. From January to July 2026 it reported 1.71 TWh, which is provisional.
Where is Bridgeport Energy Project?
Bridgeport Energy Project is in Fairfield County, Connecticut, at 41.1692, −73.1844. It is in the ISO New England Inc. balancing area (ISNE).
Who operates Bridgeport Energy Project?
EIA-860M for August 2026 lists Bridgeport Energy LLC as the operator (EIA operator ID 2232). The operator is not always the owner.
When did Bridgeport Energy Project start operating?
Its first generator began operating in June 1998, according to EIA-860M.
Does InfraMap have power prices for Bridgeport Energy Project?
Yes. InfraMap has ISONE day-ahead and real-time prices at 1 price node linked to Bridgeport Energy Project, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- ISONE day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page