How big is Jackson Generation, LLC?

Jackson Generation, LLC has a reported capacity of 1,288.6 MW. Source: EIA Form 860.

What kind of plant is Jackson Generation, LLC?

Jackson Generation, LLC is a Natural Gas Fired Combined Cycle facility in Will County, IL, participating in the PJM market.

Where is Jackson Generation, LLC located?

Jackson Generation, LLC is in Will County, IL, inside the PJM balancing area.

Who operates Jackson Generation, LLC?

Jackson Generation, LLC is operated by Jackson Generation, LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Jackson Generation, LLC generate?

Jackson Generation, LLC reported 6,316.6 GWh over the twelve months to 2026-04. Figures are net generation as filed to EIA-923.

How does Jackson Generation, LLC compare to other plants?

By capacity, Jackson Generation, LLC ranks #42 of 538 operating plants of the same technology nationally. It ranks #2 of 8 in IL.

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Natural Gas Fired Combined CyclePJM · Will County

Jackson Generation, LLC

J-POWER USA Development Co., Ltd. · Will County · PJM

Jackson Generation, LLC is a natural gas-fired power facility with 1,288.6 MW of EIA-reported nameplate capacity in Will County, Illinois, registered as EIA Plant ID 62926. J-POWER USA Development Co., Ltd. / J-POWER USA is the public owner or developer; Jackson Generation, LLC is the registered plant entity or operator. Jackson Generation entered commercial operation with the first two Mitsubishi Power M501JAC gas turbines manufactured in North America. Commercial operation began on May 4, 2022. The facility interconnects at PJM LMP/location nodes 2156111010 (Generator 01) and 2156111011 (Generator 02); PJM RPM zone/load zone COMED.

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plant:plant-62926

Ask about Jackson Generation, LLC

Investigate technology, capacity, output, price behavior, ownership, and related facilities using this profile plus current grid data.

Overview

Key fields

Reported capacity: 1,288.6 MW
EIA-reported nameplate capacity; other nameplate and seasonal ratings may differ.
Technology: Natural Gas Fired Combined Cycle
Primary generation technology.
Registry anchor: Plant 62926
Jackson Generation, LLC · Will County · PJM
Operating status: Operating
Jackson Generation, LLC is operating.
Commercial operation: May 4, 2022
Best-supported operating milestone.

Profile

Grid role: Flexible natural-gas generation that supports the PJM grid and complements increasing wind and solar generation.
Context: Jackson Generation entered commercial operation with the first two Mitsubishi Power M501JAC gas turbines manufactured in North America. The plant dispatches into PJM and was described as capable of supplying electricity for approximately 1.2 million homes.
Physical build: A 1,200 MW natural-gas combined-cycle plant in Elwood, Illinois, designed and constructed by Kiewit Power Constructors Co. The documented centerline scope includes combustion turbines, steam turbines, generators, and heat-recovery steam generators supplied by Mitsubishi Power America, Inc. The project owner page explicitly identifies two MHPS M501JAC turbines; the project appendix describes the plant as 600 MW × 2. Counts for the steam turbines, generators, and HRSGs are not specified.

Structured profile

Reported capacity: 1,288.6 MW
Natural Gas Fired Combined Cycle
Commercial operation: May 4, 2022
Operating status: operating
Jackson Generation, LLC is operating.
Location: Will County
PJM
Operator

Units and generators

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

Generator	Capacity	Technology	Operation	Status
01	644.3 MW 587 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CS	May 2022	Operating
02	644.3 MW 598.5 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CS	May 2022	Operating

Performance

Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.

Peer context

Technology capacity: 1,288.6 MW
National rank: #42
IL rank: #2

Monthly generation

Download CSV

Latest 12 months

6.32 TWh

Reported net generation

Latest report

Apr 2026

EIA-923 monthly filing

2025 capacity factor

66.9%

Grid and market context

Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.

Nearby substations

HIFLD infrastructure inventory

ELWOOD

IN SERVICE · 345 kV

0.4 km

UNKNOWN172182

Commercial, land, and environmental record

Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.

Transactions and agreements

Power Hedging Arrangement

Jun 23, 2026

450 MW of capacity hedged at $11/MWh through end of 2026. Hedge counterparty not identified in source. Settlement at node eliminates basis risk.

450 MW contractedJackson Generation, LLC

Research Update: Jackson Generation LLC Term Loan

Land and environmental record

Air Construction Permit

Dec 31, 2018

Illinois EPA PSD construction permit: Application No. 17040013; ID No. 197035ABD

Illinois EPA issued PSD air construction permit on December 31, 2018 for electric power plant with two combined-cycle combustion turbines and air-pollution-control equipment at 24650 South Brandon Road, Elwood, Will County.

ORAL ARGUMENT NOT YET SCHEDULED IN THE UNITED STATES COURT OF APPEALS FOR THE DISTRICT OF COLUMBIA CIRCUIT No. 18-1167

NPDES Wastewater Discharge Permit

Feb 26, 2019

NPDES Permit No. IL0080134; effective February 26, 2019; original expiration January 31, 2024

Original NPDES permit authorized Outfall 001 at Jackson Energy Center discharging to unnamed tributary of Cedar Creek.

Source

Permitted Wastewater Discharge

Feb 26, 2019

Outfall 001: average flow 0.24 MGD and maximum flow 0.46 MGD

Permitted wastewater from quenched HRSG blowdown, reverse-osmosis reject water, evaporative-cooler blowdown, miscellaneous plant wastewater, steam-sample-panel drains, and stormwater, discharging to unnamed tributary of Cedar Creek.

Source

Related parties and identifiers

Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.

Relationship graph

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AssetOwner / operatorContractorEquipment

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

May 2022
May 2022
Generators enter operationEIA-860
EIA-860 lists generator 01, generator 02 with this operating date.
May 4, 2022
May 4, 2022
Commercial Operation

Jackson Generation, LLC

Ask about Jackson Generation, LLC

Jackson Generation, LLC

Ask about Jackson Generation, LLC

Overview

Key fields

Profile

Structured profile

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Nearby substations

Commercial, land, and environmental record

Transactions and agreements

Land and environmental record

Related parties and identifiers

Relationship graph

Timeline and sources

Project timeline

Parties and identifiers

Reporting portfolio

Sources

Common questions about Jackson Generation, LLC

How big is Jackson Generation, LLC?

What kind of plant is Jackson Generation, LLC?

Where is Jackson Generation, LLC located?

Who operates Jackson Generation, LLC?

How much electricity does Jackson Generation, LLC generate?

How does Jackson Generation, LLC compare to other plants?

Co-located assets

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