PSEG Sewaren Generating Station — Plant Summary
- EIA Plant ID
- 2411
- Capacity
- 609.5 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- Middlesex, NJ
- Operating Since
- 2018
- Generators
- 2
- Operator
- Sewaren Generating Station
- Parent Company
- —
- Annual Generation
- 2,122,743 MWh
- Capacity Factor
- 39.7%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
PSEG Sewaren Generating Station
OperatingNatural Gas
Ranked #9 of 47 Natural Gas plants in NJ#388 of 2009 nationally
609.5 MW Natural Gas operating in Middlesex, NJ — PJM Interconnection, LLC
EIAWD
609.5 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combined Cycle
Technology
2018
Operating Since
Location
Coordinates
40.5558, -74.2469
County
Middlesex, NJ
Nearby Plants
- THD Quicksilver - MDC Perth AmboySolar2.5 MW · 0.7 km
- Apple Staten Island - Industrial LoopNatural Gas5 MW · 1.3 km
- Bed Bath & Beyond DC Port Reading NJSolar1.8 MW · 1.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Sewaren Generating Station | — | — |
| Owner(s) | Sewaren Generating Station | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
PSEG Sewaren Generating Station is a 609.5 MW natural gas-fired combined cycle power plant located in Middlesex County, New Jersey. The plant began operating in 2018 and is owned and operated by Sewaren Generating Station. It consists of two generators utilizing combined cycle technology. The plant is located within the PJM Interconnection, LLC balancing authority and the RFC NERC region.
In its most recent year of operation, the PSEG Sewaren Generating Station produced 2,122,743 MWh of electricity, achieving a capacity factor of 39.7%. The plant is ranked as the 9th largest power plant in New Jersey out of 19, and nationally it is ranked 392 out of 945 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Interconnection Queue1 projectBeta
Sewaren 7
OperationalGas568 MWPJM
Generation
299.3K MWh
Latest Month
2.1M MWh
Annual Generation
39.7%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Sewaren 7 · 230 kV
Substation Distance
< 10 km
Operator
Public Service Enterprise Group
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
1379266905
Pricing Hub
WESTERN HUB
Node Source
EIA-860 direct report
News & Articles (10)Beta
General
NORTH AMERICAN POWER PLANT - AIR EMISSIONS
No, Plant Name, Country, State /Province, Primary Fuel, Electricity Generation (MWh), Emission Rate (kg/MW-h), Total Emissions
Commission for Environmental Cooperation·1 years ago
Industry·corporate
New PSEG plant promises more reliable energy
Kevin Reimer, director of project for PSEG, toured the new power plant at the Sewaren Generating Station in Woodbridge, New Jersey.
PSEG (operator)Kevin Reimer (executive)
NJ Spotlight News·8 years ago
Industry·corporate
Massive $195M steam generator floating down Hudson River to N.J.
A $195 million steam generator is on a barge traveling along the Hudson River to its new home at a PSEG Power plant under construction in Woodbridge.
PSEG Power (operator)
NJ.com·8 years ago
Industry·corporate
PSEG to shut down Mercer coal plant tomorrow ⋆ Princeton, NJ local news %
The Public Service Enterprise Group of Newark (PSEG) will shut down its Mercer Generating Station in Hamilton and its Hudson Generating...
PSEG (operator)Mercer Generating Station (other)
Planet Princeton·8 years ago
Last updated 2026-03-26
View all 10 articles