Sewaren is a 538 MW single-unit combined-cycle plant in Woodbridge, New Jersey, built around a GE 7HA gas turbine.
Mapped infrastructure geometry associated with this asset.
EIA plant 2411 · Inventory for Aug 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| 701 | Natural Gas Fired Combined Cycle | Operating | 365.5 | Unknown |
| 702 | Natural Gas Fired Combined Cycle | Operating | 244 | Unknown |
| 1 | Natural Gas Steam Turbine | Retired | 110.7 | Unknown |
| 2 | Natural Gas Steam Turbine | Retired | 107.5 | Unknown |
| 3 | Natural Gas Steam Turbine | Retired | 107.5 | Unknown |
| 4 | Natural Gas Steam Turbine | Retired | 126.5 | Unknown |
| 6 | Petroleum Liquids | Retired | 115.2 | Unknown |
Similar plants ranked by technology, capacity, and distance.
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Natural Gas · 772.9 MW
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Natural Gas · 651.6 MW
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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 |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
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Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
Project milestones and public references behind the asset profile.
EIA-860 lists generator 4 with this operating date.
EIA-860 lists generator 6 with this operating date.
EIA-860 lists a planned retirement for generator 6.
$600 million, 540 MW dual-fuel combined cycle replacing Units 1-4.
Groundbreaking ceremony.
EIA-860 lists a planned retirement for generator 1, generator 2, generator 3, generator 4.
EIA-860 lists generator 701, generator 702 with this operating date.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Sewaren reports 609.5 MW natural gas of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Aug 2026.
Sewaren is a Natural Gas Fired Combined Cycle facility in Middlesex County, NJ, participating in the PJM market.
Sewaren is in Middlesex County, NJ, inside the PJM balancing area.
Sewaren is operated by Parkway Generation Sewaren Urban Renewal Entity LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Sewaren reported 2,007.7 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.
By capacity, Sewaren ranks #242 of 540 operating plants of the same technology nationally. It ranks #8 of 14 in NJ.
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.
