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Bridgeport Energy Project — United States of America

Gas power plant in Connecticut, United States of America. Approximate location 41.1692, -73.1844.

GasConnecticutUnited States of AmericaCCGT · HRSG

Bridgeport Energy Project is a 520 MW gas power station in Connecticut, United States of America. It is operated by Bridgeport Energy LLC. Based on reported annual generation of 2,463 GWh, it can supply roughly 704k homes. It ranks #1194 of 10,884 United States of America power plants by installed capacity. Commissioned in 1998, it is around 28 years old — long-established. In context, gas supplies about 40.0% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

520MW installed capacity
1HRSG unit(s)
2,463GWh reported / yr
703,685homes powered
1998commissioned (~28 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0055042.

Data status

Known data

FacilityBridgeport Energy Project WRI
CountryUnited States of America · Connecticut WRI
Coordinates41.1692, -73.1844 WRI
FuelGas WRI
MW installed capacity520 MW GEM · 2026 · L100000401751; operating plant capacity
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerBridgeport Energy LLC WRI
Commissioned1998 WRI
TechnologyCCGT · HRSG WRI
GWh reported / yr2,463 GWh·a⁻¹ WRI

Calculated from dataset

CO₂ emissions985,160 t CO₂·a⁻¹ calculated
Capacity rank in country#1194 / 10884 calculated
Fuel-specific rank in country#572 / 2165 calculated
Capacity vs country/fuel peers4.29× · 121.2 MW · n=2165 calculated
Homes-powered equivalent703,685 calculated from reported generation
Climate11.2°C · HDD 2,817 derived from coordinates
Environmental severityC4 · 44/100 derived from coordinates

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

Source of the capacity and fuel values:

capacity: GEM · 2026 · L100000401751; fuel: WRI GPPD

In context: how this plant compares

At 520 MW, Bridgeport Energy Project is well above the median gas plant in United States of America (121.2 MW). Technically it is described as CCGT; combined-cycle with a heat-recovery steam generator (HRSG). Gas plants burn natural gas either in open-cycle turbines for fast peaking, or in combined-cycle units that recover exhaust heat in an HRSG to reach roughly 55–62% efficiency — the cleanest-burning fossil option.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Key facts

Load factor
54%, from 2,463 GWh of reported generation; the median for 1622 gas plants in United States of America that report generation is 26%
Generation trend
3,018 GWh in 2013 and 2,463 GWh in 2019 (−18%)
Highest and lowest year
2018: 3,675 GWh; 2017: 2,374 GWh
Share of United States of America gas capacity
less than 0.1% of 789,950 MW across 2,165 plants in this dataset
Age among peers
809 of 1,973 dated gas plants in United States of America are older

Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).

Reported generation trend

2013: 3,018 GWh20132014: 2,545 GWh20142015: 3,036 GWh20152016: 3,672 GWh20162017: 2,374 GWh20172018: 3,675 GWh20182019: 2,463 GWh20194k GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Bridgeport Energy LLC.

Local climate & thermal context

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 41.2°N — which shapes how much energy it can produce and how its output varies through the year.

11.2°Cannual mean temp
2,817heating degree-days (base 18°C)
367cooling degree-days (base 18°C)
3 melevation

Monthly mean temperature

J: 0 °CJF: 0 °CFM: 4 °CMA: 9 °CAM: 14 °CMJ: 20 °CJJ: 23 °CJA: 23 °CAS: 19 °CSO: 14 °CON: 8 °CND: 3 °CD23 °C

Heating degree-days here run 15% above the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 57/100 — this site sits in the mid third of the power plants we cover by heating degree-days.

A gas turbine here also runs ~0% below its ISO (15°C) rating at this annual mean (typical CCGT curve, estimate).

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

Site climate & environmental severity

This site sits in a corrosive environment (estimated ISO 9223 class C4 — High), with marine corrosion the leading environmental stress.

C4ISO 9223 corrosivity (indicative)
44/100environmental-severity index
23.4°Cseasonal temperature swing
9 kmdistance to coast

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #572 largest gas power plant of 2165 in United States of America by capacity.

United States of America has 2165 gas power plants in this dataset, together about 789,950 MW of capacity.

Nearby power plants

Location

Coordinates 41.1692, -73.1844 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Bridgeport Energy Project?

Bridgeport Energy Project is a 520 MW gas power plant in Connecticut, United States of America, commissioned in 1998.

How much electricity does Bridgeport Energy Project generate?

Bridgeport Energy Project generates about 2,463 GWh of electricity per year.

Who operates Bridgeport Energy Project?

Bridgeport Energy Project is operated by Bridgeport Energy LLC.

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