NRG Rockford I — Plant Summary
- EIA Plant ID
- 55238
- Capacity
- 316 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combustion Turbine
- Status
- Operating
- Location
- Winnebago, IL
- Operating Since
- 2000
- Generators
- 2
- Operator
- Rockford Generation LLC
- Parent Company
- LS Power Development
- Annual Generation
- 80,308.99 MWh
- Capacity Factor
- 2.9%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
NRG Rockford I
OperatingNatural Gas
Ranked #24 of 70 Natural Gas plants in IL#626 of 2009 nationally
316 MW Natural Gas operating in Winnebago, IL — PJM Interconnection, LLC
EIAWD
316 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combustion Turbine
Technology
2000
Operating Since
Location
Coordinates
42.2386, -89.1012
County
Winnebago, IL
Nearby Plants
- NRG Rockford II Energy CenterNatural Gas168 MW · 0.0 km
- Kishwaukee CHP PlantBio. Gas3 MW · 2.0 km
- Lowe's - 1440 - Rockford, IL RDC (POI 1)Solar2.3 MW · 2.5 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Rockford Generation LLC | Rockford Generation | — |
| Owner(s) | Rockford Generation LLC | LS Power Development | — |
| Status | Operating | — | — |
Ownership Chain
About
NRG Rockford I is a natural gas-fired power plant located in Winnebago County, Illinois. The plant has a total capacity of 316 MW, consisting of two natural gas-fired combustion turbine generators. Commercial operation began in 2000. The plant is owned by LS Power Development and operated by Rockford Generation LLC. It is interconnected to the grid within the PJM Interconnection, LLC balancing authority and the RFC NERC region.
In its latest year of reported generation, NRG Rockford I produced 80,309 MWh of electricity. This corresponds to a capacity factor of 2.9%. The plant ranks 24th out of 32 power plants in Illinois and 628th out of 945 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
138 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
1.1K MWh
Latest Month
80.3K MWh
Annual Generation
2.9%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
PJM
LMP Node
952 ROCK16 KV RO11
Pricing Hub
N ILLINOIS HUB
Location Type
Generation Node
Node Source
Curated node match
News & Articles (1)Beta
Industry·corporate
NRG will cut 94 jobs at Joliet power plant as it switches to cleaner energy
NRG Energy in late April will begin layoffs announced nearly two years ago for its Joliet power plant. The company is cutting 94 positions at the plant.
NRG Energy (operator)
Shaw Local·10 years ago
Last updated 2026-03-14
View all articles