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841.5 MW Natural Gas operating in New Haven, CT
841.5 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2018
Operating Since
Coordinates
41.4838, -73.1222
County
New Haven, CT
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | CPV Towantic, LLC | CPV Towantic | — |
| Owner(s) | CPV Towantic, LLC | Osaka Gas | — |
| Status | Operating | — | — |
CPV Towantic Energy Center is an 841.5 MW natural gas-fired combined cycle power plant located in New Haven County, Connecticut. The plant began operating in 2018 and is owned by Osaka Gas of Japan. CPV Towantic, LLC is the listed operator per EIA data. The facility consists of 3 generators utilizing combined cycle technology. It is the largest of 8 power plants in Connecticut and ranks 226th out of 945 plants nationally.
The plant operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. In its most recent year of operation, CPV Towantic generated 4,812,468 MWh of electricity, achieving a capacity factor of 65.4%.
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
Independent Power Producer
Sector
IPP Non-CHP
518.1K MWh
Latest Month
4.8M MWh
Annual Generation
65.4%
Capacity Factor
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Request a demo →CO₂ Intensity
771 lb/MWh
NOx
0.037 lb/MWh
SO₂
0.004 lb/MWh
CH₄
0.015 lb/MWh
N₂O
0.001 lb/MWh
Capacity Factor
75.1%
Annual Net Gen
5534 GWh
CO₂eq
772 lb/MWh
Subregion
NPCC New England
2018
$837/kW
Est. Construction Cost
Total estimated cost: $704.3M
Point of Interconnection
Nearest Substation
Towantic Substation · 115 kV
Substation Distance
< 10 km
Operator
Eversource
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
UN.TOWANTIC1A.0TO1A
Pricing Hub
.Z.CONNECTICUT
Node Source
EIA-860 direct report
Last updated 2026-04-09
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