How big is Nelson Energy Center?

Nelson Energy Center reports 627.5 MW natural gas of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Aug 2026.

What kind of plant is Nelson Energy Center?

Nelson Energy Center is a Natural Gas Fired Combined Cycle facility in Lee County, IL, participating in the PJM market.

Where is Nelson Energy Center located?

Nelson Energy Center is in Lee County, IL, inside the PJM balancing area.

Who operates Nelson Energy Center?

Nelson Energy Center is operated by Invenergy Services LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Nelson Energy Center generate?

Nelson Energy Center reported 3,204.2 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.

How does Nelson Energy Center compare to other plants?

By capacity, Nelson Energy Center ranks #225 of 540 operating plants of the same technology nationally. It ranks #5 of 8 in IL.

Nelson Energy Center — 628 MW gas plant, Lee County, IL

Ask the Grid

Ask the Grid/

Create free workspace

Ask the Grid

Ask the Grid/

Create free workspace

Nelson Energy Center — 628 MW gas plant, Lee County, IL · Ask the Grid

Generation and physical site

EIA plant 55183 · Inventory for Aug 2026.

Reported operating nameplate by technology

Natural gas: 627.5 MW

Operating generators only. Battery power is in MW; stored energy is in MWh. These ratings do not establish a shared export limit.

Generator records (4)

EIA generator status and nameplate capacity for Nelson Energy Center
Generator	Technology	Status	Power (MW)	Energy (MWh)
CT1	Natural Gas Fired Combined Cycle	Operating	181.9	Unknown
CT2	Natural Gas Fired Combined Cycle	Operating	179.4	Unknown
ST1	Natural Gas Fired Combined Cycle	Operating	133.1	Unknown
ST2	Natural Gas Fired Combined Cycle	Operating	133.1	Unknown

Physical map location · OpenStreetMap: 41.77559, -89.60584
Filed location · EIA: 41.77444, -89.60722

Registered plants sharing this mapped site

Invenergy Nelson Expansion LLC · EIA 60387

Shared physical site membership. Each plant keeps its own identity; this does not establish an electrical connection or settlement node.

Sources and observation dates

Inventory source: EIA-860M workbook (preliminary)
EIA reporting month: Aug 2026
EIA retrieved: Oct 10, 2026
OSM extract: Oct 9, 2026
OSM last mapped edit: Dec 30, 2025
Map prepared: Oct 10, 2026
Field verification: Not reported

Reporting month describes the inventory. Retrieval and map preparation describe processing; an OSM edit does not establish an in-service date.

EIA source inventory

Units and generators

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

Generator	Capacity	Technology	Operation	Status
CT1	181.9 MW 168 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CT	May 2015	Operating
CT2	179.4 MW 168 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CT	May 2015	Operating
ST1	133.1 MW 125 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CA	May 2015	Operating
ST2	133.1 MW 125 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CA	May 2015	Operating

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

Drag organizations to explore the network. Select a node to pin its details and available page link.

AssetOwner / operatorOfftakerFinancier

Parties and identifiers

OrganizationRoleBasis

Invenergy Clean Power LLCOwner / operator / developerowner

WPPI EnergyOfftakerofftaker

General Electric

Reporting portfolio

EIA reporting entity

Invenergy Services LLC

Entity 49893

Operating portfolio

69 plants

25 states

Reported capacity

12,793.4 MW

Batteries · Natural Gas Fired Combined Cycle · Natural Gas Fired Combustion Turbine

Largest reported plants in this portfolio
Largest reported plants	Capacity	State
Lackawanna Energy Center	1,498.5 MW	PA
Grays Harbor Energy Facility	714.9 MW	WA
Nelson Energy CenterCurrent	627.5 MW	IL
Hardee Power Station	470.1 MW	FL
Spindle Hill Energy Center	420 MW	CO
Invenergy Nelson Expansion LLC	380 MW

Overview

Infrastructure record

Overview

Infrastructure record

Explore related directories

Structured profile

Generation and physical site

Reported operating nameplate by technology

Registered plants sharing this mapped site

Related assets

Lee Energy Facility

Cordova Energy

Elwood Energy LLC

Invenergy Nelson Expansion LLC

Zion Energy Center

MRP Elgin LLC

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Market registration

Nearby substations

Commercial, land, and environmental record

Transactions and agreements

Related parties and identifiers

Relationship graph

Parties and identifiers

Reporting portfolio

Timeline and sources

Project timeline

Sources

Common questions about Nelson Energy Center