Audrain Generating Station

40897 Highway P, Vandalia, MO 63382

Plant Summary Information

Audrain Generating Station is ranked #24 out of 127 power plants in Missouri in terms of total annual net electricity generation.

Audrain Generating Station is comprised of 8 generators and generated 69.3 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Audrain Generating Station
Utility Name	Union Electric Co - (MO)
Location	Audrain County, MO
Initial Operation Date	February 2001
Last Update	Dec 2025
Annual Generation	402.8 GWh
Annual Consumption	5.0 M MMBtu
Ranked #1,626 out of 13,094 Power Plants Nationwide
Ranked #601 out of 2,208 Natural Gas Power Plants Nationwide
Ranked #24 out of 127 Missouri Power Plants
Ranked #5 out of 35 Missouri Natural Gas Power Plants
Fuel Types	Natural Gas

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Monthly Net Generation for Audrain Generating Station

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Monthly Plant Fuel Consumption for Audrain Generating Station

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Audrain Generating Station Details

Summary Information
Plant Name	Audrain Generating Station (55234)
Plant Address	40897 Highway P, Vandalia, MO 63382
Utility	Union Electric Co - (MO) (19436)
Latitude, Longitude	39.3092, -91.5369
Generation Dates on File	Jan 2002 to Dec 2025
Initial Operation Date	February 2001
Annual Generation	402.8 GWh
Fuel Types	Natural Gas

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	Yes
FERC Exempt Wholesale Generator Docket Number	01-150-000

Regulatory Information
Regulatory Status	Regulated
NERC Region	SERC
Balancing Authority	Midcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Municipality
Ash Impoundment
Transmission / Distribution Owner	Union Electric Co - (MO) (19436) MO
Grid Voltage	345.00 kV
Energy Storage	No

Natural Gas Information
Pipeline Name	PANHANDLE EASTERN PIPELINE COMPANY
Natural Gas Storage	No

* Data obtained from the 2025 EIA 860 Report

Generator GT1 Details Operating February 2001

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.AUDRN11
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.AUDRN11
Nameplate Capacity	101.8 MW
Nameplate Power Factor	0.85
Summer Capacity	75 MW
Winter Capacity	92 MW
Minimum Load	56 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	February 2001
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT2 Details Operating February 2001

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.AUDRN22
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.AUDRN22
Nameplate Capacity	101.8 MW
Nameplate Power Factor	0.85
Summer Capacity	75 MW
Winter Capacity	92 MW
Minimum Load	56 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	February 2001
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT3 Details Operating February 2001

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.AUDRN33
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.AUDRN33
Nameplate Capacity	101.8 MW
Nameplate Power Factor	0.85
Summer Capacity	75 MW
Winter Capacity	92 MW
Minimum Load	56 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	February 2001
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT4 Details Operating February 2001

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.AUDRN44
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.AUDRN44
Nameplate Capacity	101.8 MW
Nameplate Power Factor	0.85
Summer Capacity	75 MW
Winter Capacity	92 MW
Minimum Load	56 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	February 2001
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT5 Details Operating March 2001

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.AUDRN55
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.AUDRN55
Nameplate Capacity	101.8 MW
Nameplate Power Factor	0.85
Summer Capacity	75 MW
Winter Capacity	92 MW
Minimum Load	56 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	March 2001
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT6 Details Operating April 2001

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.AUDRN66
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.AUDRN66
Nameplate Capacity	101.8 MW
Nameplate Power Factor	0.85
Summer Capacity	75 MW
Winter Capacity	92 MW
Minimum Load	56 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	April 2001
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT7 Details Operating April 2001

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.AUDRN77
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.AUDRN77
Nameplate Capacity	101.8 MW
Nameplate Power Factor	0.85
Summer Capacity	75 MW
Winter Capacity	92 MW
Minimum Load	56 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	April 2001
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT8 Details Operating April 2001

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.AUDRN88
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.AUDRN88
Nameplate Capacity	101.8 MW
Nameplate Power Factor	0.85
Summer Capacity	75 MW
Winter Capacity	92 MW
Minimum Load	56 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	April 2001
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Audrain Generating Station Plant Owners

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

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#594	Mark One Power Station	Angleton, TX	415.5 GWh
#595	Lodi Energy Center	Lodi, CA	413.3 GWh
#596	Lockport Energy Associates LP	Lockport, NY	413.0 GWh
#597	Primient	Lafayette, IN	408.0 GWh
#598	Essential Power Rock Springs LLC	Rising Sun, MD	407.7 GWh
#599	McMeekin	Columbia, SC	404.4 GWh
#600	World Generation X	North Tonawanda, NY	404.3 GWh
#602	Talbot County Energy	Box Springs, GA	412.3 GWh
#603	Dave Gates Generating Station	Anaconda, MT	399.5 GWh
#604	Western 102 Power Plant	McCarran, NV	393.4 GWh
#605	Red Gate Power Plant	Edinburg, TX	391.7 GWh
#606	Yellowstone County Generating Station	Laurel, MT	389.6 GWh
#607	Edge Moor	Wilmington, DE	391.3 GWh
#608	University of Florida	Gainesville, FL	388.2 GWh
#609	Mulberry Cogeneration Facility	Bartow, FL	388.0 GWh
#610	Saranac Facility	Plattsburgh, NY	387.0 GWh
#611	Leon Creek	San Antonio, TX	385.7 GWh

Nearby Power Plants

Below are closest 20 power plants surrounding Audrain Generating Station.

Plant Name	Plant Location	Annual Generation	Distance
Altona Solar, LLC	Centralia, MO	66.6 GWh	32.4 mi
Blue Bird Solar, LLC	Warrenton, MO	324.2 GWh	35.8 mi
Bowling Green Renewable Energy Center	MO	21.9 GWh	16.8 mi
Callaway	Fulton, MO	9.9 TWh	40.2 mi
Clarence Cannon	Monroe City, MO	129.1 GWh	16 mi
Envoy Solar, LLC	Mexico, MO	109.4 GWh	19.7 mi
Fulton (MO)	Fulton, MO	340.0 MWh	37.6 mi
Huck Finn Renewable Energy Center	Vandalia, MO	433.4 GWh	0.5 mi
JM Huber at Quincy	Quincy, IL	2.1 GWh	38.7 mi
Mexico	Mexico, MO	2.5 GWh	19.3 mi
MJMEUC Generating Station #1	Laddonia, MO	90.1 GWh	6.8 mi
Montgomery County Community Solar Center	New Florence, MO	6.6 GWh	29.6 mi
Panther Creek Wind Project	Pittsfield, IL	152.3 GWh	41.3 mi
Peno Creek	Bowling Green, MO	156.0 GWh	16.7 mi
Shelbina Power #1	Shelbina, MO	8.0 MWh	38.1 mi
Shelbina Power #2	Shelbina, MO	43.0 MWh	38.1 mi
Shelbina Power #3	Shelbina, MO	16.0 MWh	38.4 mi
Split Rail Solar Energy LLC	Warrenton, MO	171.1 GWh	33.2 mi
Vandalia Renewable Energy Center	Vandalia, MO	59.2 GWh	3.2 mi
Winfield Solar	Winfield, MO	287.7 GWh	41.6 mi