Kinmundy — Plant Summary
- EIA Plant ID
- 55204
- Capacity
- 270 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combustion Turbine
- Status
- Operating
- Location
- Marion, IL
- Operating Since
- 2001
- Generators
- 2
- Operator
- Union Electric Co - (MO)
- Parent Company
- —
- Annual Generation
- 0 MWh
- Capacity Factor
- 0.0%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- SERC
Kinmundy
OperatingNatural Gas
Ranked #27 of 70 Natural Gas plants in IL#678 of 2009 nationally
270 MW Natural Gas operating in Marion, IL — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
270 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combustion Turbine
Technology
2001
Operating Since
Location
Coordinates
38.7619, -89.0128
County
Marion, IL
Nearby Plants
- Crooked Creek PV ISolar99 MW · 13.0 km
- Marion Solar 2Solar1 MW · 16.3 km
- Marion Solar 4b LLCSolar2 MW · 17.6 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Union Electric Co - (MO) | — | Ameren Missouri |
| Owner(s) | Union Electric Co - (MO) | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Kinmundy power plant is a 270 MW natural gas-fired facility located in Marion County, Illinois. It began operating in 2001 and consists of two natural gas-fired combustion turbine generators. The plant is owned and operated by Union Electric Co. (MO).
Kinmundy's installed cost was $413.05 per kW, according to FERC data. The plant operates within the Midcontinent Independent Transmission System Operator (MISO) market and balancing authority. It is located within the SERC NERC region. Kinmundy ranks as the 26th largest power plant in Illinois out of 32, and 681st nationally out of 945 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
138 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
0 MWh
Latest Month
0 MWh
Annual Generation
0.0%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$430/kW
Installed Cost
UNION ELECTRIC COMPANY
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
MISO
LMP Node
AMMO.KMDYCTG1
Pricing Hub
ILLINOIS.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
News & Articles (1)Beta
Regulatory·rate case
Tri-County Electric Cooperative Manager hopes to avoid another rate increase
The Manager of Tri-County Electric Cooperative is hopeful of avoiding another rate increase. Luke Johnson gave the update at the annual membership meeting.
Tri-County Electric Cooperative (operator)Luke Johnson (executive)
southernillinoisnow.com·2 years ago
Last updated 2026-03-14
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