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641.5 MW Residual Oil operating in New Haven, CT — ISO New England Inc.
641.5 MW
Nameplate Capacity
4
Generators
units
Petroleum Liquids
Technology
1975
Operating Since
Coordinates
41.2840, -72.9043
County
New Haven, CT
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Generation Bridge II Connecticut, LLC | Generation Bridge II Connecticut | — |
| Owner(s) | Generation Bridge II Connecticut, LLC, Generation Bridge II New Haven LLC | Public Service Enterprise Group | — |
| Status | Operating | — | — |
The New Haven Harbor power plant, located in New Haven County, Connecticut, has a total capacity of 641.5 MW across four generators. The plant's primary fuel source is kerosene (KER), classified under petroleum liquids technology. It began operating in 1975 and is owned by Public Service Enterprise Group. The plant's operator is Generation Bridge II Connecticut, LLC.
New Haven Harbor operates within the ISO New England Inc. balancing authority and the NPCC NERC region. In the most recent year with available data, the plant generated 105,897 MWh, resulting in a capacity factor of 1.9%. The plant is ranked as the largest of five kerosene-fueled plants in Connecticut and the largest of seven such plants nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
ISO-NE
Market
ISO/RTO Member
NERC Region
NPCC — Northeast Power Coordinating Council
Balancing Authority
ISO New England Inc. (ISNE)
Grid Voltage
115.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Investor-Owned Utility
Sector
IPP Non-CHP
15.8K MWh
Latest Month
105.9K MWh
Annual Generation
1.9%
Capacity Factor
CO₂ Intensity
2886 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
2 lb/MWh
SO₂
3 lb/MWh
CH₄
0.086 lb/MWh
N₂O
0.016 lb/MWh
Capacity Factor
0.4%
Annual Net Gen
21 GWh
CO₂eq
2893 lb/MWh
Subregion
NPCC New England
2013
$765/kW
Est. Construction Cost
Total estimated cost: $490.5M
Point of Interconnection
Nearest Substation
New Haven Harbor
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
513
Pricing Hub
.Z.CONNECTICUT
Node Source
EIA-860 direct report
Last updated 2026-04-09
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