Sewaren

Sewaren — 610 MW gas plant, Middlesex County, NJ · Ask the Grid

Units and generators

Operating generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
1	110.7 MW 102.8 MW summer	Natural Gas Steam Turbine Natural Gas · ST	— Retirement: May 2018	Operating
2	107.5 MW 118 MW summer	Natural Gas Steam Turbine Natural Gas · ST	— Retirement: May 2018	Operating
3	107.5 MW 106.2 MW summer	Natural Gas Steam Turbine Natural Gas · ST	— Retirement: May 2018	Operating
4	126.5 MW 123.6 MW summer	Natural Gas Steam Turbine Natural Gas · ST	Jul 1951 Retirement: May 2018	Operating
6	115.2 MW 105 MW summer	Petroleum Liquids Kerosene · GT	Nov 1965 Retirement: Jun 2015	Operating
701	365.5 MW 338 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CT	Jun 2018	Operating
702	244 MW 203 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CA	Jun 2018	Operating

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Jul 1951
Jul 1951
Generator enters operationEIA-860
EIA-860 lists generator 4 with this operating date.
Nov 1965
Nov 1965
Generator enters operationEIA-860
EIA-860 lists generator 6 with this operating date.
Jun 2015
Jun 2015
Planned generator retirementEIA-860
EIA-860 lists a planned retirement for generator 6.
View 1 more milestoneHide 1 milestone
1. May 2018
  May 2018
  Planned generator retirementEIA-860
  EIA-860 lists a planned retirement for generator 1, generator 2, generator 3, generator 4.
Jun 2018
Jun 2018
Generators enter operationEIA-860
EIA-860 lists generator 701, generator 702 with this operating date.
2024
2024
AlphaGen corporate financing completedprnewswire....
AlphaGen completed $3.7 billion of corporate financings consisting of a $2 billion senior secured term loan, $1 billion of senior notes, and a $700 million revolving credit facility. The proceeds were described as supporting subsidiary debt repayment, commercial opportunities, and general corporate purposes.
Jan 10, 2024
Jan 10, 2024
AlphaGen formed to manage Parkway Generation and related assetsalphagen.com
ArcLight formed AlphaGen to provide strategic management and oversight of its power infrastructure portfolio, including Parkway Generation. AlphaGen identifies Sewaren as a New Jersey combined-cycle facility.

Sources

PublisherReferenceType

U.S. Energy Information AdministrationEIA-860 generator inventoryFederal registry

U.S. Energy Information AdministrationEIA-923 generation filingsFederal filing

alphagen.comalphagen.compublic_source

Common questions about Sewaren

Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.

How big is Sewaren?

Sewaren has a reported capacity of 609.5 MW. Source: EIA Form 860M.

What kind of plant is Sewaren?

Sewaren is a Natural Gas Fired Combined Cycle facility in Middlesex County, NJ, participating in the PJM market.

Where is Sewaren located?

Sewaren is in Middlesex County, NJ, inside the PJM balancing area.

Who operates Sewaren?

Sewaren is operated by Sewaren Generating Station according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Sewaren generate?

Sewaren reported 2,135.5 GWh over the twelve months to 2026-04. Figures are net generation as filed to EIA-923.

How does Sewaren compare to other plants?

By capacity, Sewaren ranks #241 of 538 operating plants of the same technology nationally. It ranks #8 of 14 in NJ.

Co-located assets

Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.

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Overview

Structured profile

Sewaren

Overview

Structured profile

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Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Nearby substations

Commercial, land, and environmental record

Transactions and agreements

Related parties and identifiers

Relationship graph

Parties and identifiers

Reporting portfolio