Midcontinent Independent System Operator, Inc.

Balancing Authority Summary Information

Midcontinent Independent System Operator, Inc. is ranked #2 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing Authority	Midcontinent Independent System Operator, Inc.
States	Arkansas Illinois Indiana Iowa Kentucky Louisiana Michigan Minnesota Mississippi Missouri Montana North Dakota South Dakota Texas Wisconsin
Last Update	Nov 2024
Annual Generation	631.0 TWh
Power Plants	2,653
Utilities	1,202
Ranked #2 out of 65 in terms of net annual generation
Ranked #2 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 39.8% Coal \| 26.3% Wind \| 15.6% Nuclear \| 14% Solar \| 2.1% Water \| 1.7% Other Fuel \| 0.4%

Map of Midcontinent Independent System Operator, Inc.

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Daily Net Generation for Midcontinent Independent System Operator, Inc. for the past 3 Years

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Rock Lake CT	Great River Energy	Pine City, MN	235 MWh	Mar 1978	Dec 2023	Distillate Fuel Oil
Cambridge CT Hybrid	Great River Energy	Cambridge, MN	49 GWh	Apr 1978	Dec 2023	Natural Gas : 99.4% Distillate Fuel Oil : 0.6%
Maple Lake	Great River Energy	Maple Lake, MN	622 MWh	Apr 1978	Oct 2023	Distillate Fuel Oil
Lake Preston	Otter Tail Power Co	Lake Preston, SD	76 MWh	May 1978	Dec 2023	Distillate Fuel Oil
Marshalltown	Interstate Power and Light Co	Marshalltown, IA	122 GWh	May 1978	Dec 2023	Natural Gas
St Bonifacius	Great River Energy	St. Bonifacius, MN	1 GWh	May 1978	Dec 2023	Distillate Fuel Oil
Germantown	Wisconsin Electric Power Co	Germantown, WI	13 GWh	Jun 1978	Dec 2023	Natural Gas : 85.3% Distillate Fuel Oil : 14.7%
Moberly	Union Electric Co - (MO)	Moberly, MO	30 MWh	Jul 1978	Dec 2023	Distillate Fuel Oil
Moreau	Union Electric Co - (MO)	Moreau, MO	2 GWh	Jul 1978	Dec 2022	Distillate Fuel Oil
Mexico	Union Electric Co - (MO)	Mexico, MO	13 MWh	Aug 1978	Dec 2023	Distillate Fuel Oil
Corewell Health Dearborn Campus	Corewell Health Dearborn Campus	Dearborn, MI	30 MWh	Dec 1978	Dec 2023	Distillate Fuel Oil
A B Brown	Southern Indiana Gas & Elec Co	Mount Vernon, IN	290 GWh	Feb 1979	Aug 2024	Bituminous Coal : 82.5% Natural Gas : 17.4%
Plant Four	City of Marquette - (MI)	Marquette, MI	26 MWh	Apr 1979	Dec 2023	Distillate Fuel Oil
Glendive GT	Montana-Dakota Utilities Co	Glendive, MT	2 GWh	May 1979	Dec 2023	Natural Gas : 96.1% Distillate Fuel Oil : 3.9%
Coal Creek	Rainbow Energy Center	Underwood, ND	8 TWh	May 1979	Aug 2024	Refined Coal : 99.9%
Gaylord Container Bogalusa	Temple-Inland Corp	Bogalusa, LA	406 GWh	May 1979	Aug 2024	Black Liquor : 57.5% Wood/Wood Waste Solids : 35.6% Natural Gas : 6.9%
George Neal South	MidAmerican Energy Co	Salix, IA	777 GWh	Jun 1979	Aug 2024	Subbituminous Coal : 98.5% Distillate Fuel Oil : 1.5%
Greenwood (MI)	DTE Electric Company	Avoca, MI	1 TWh	Jun 1979	Aug 2024	Natural Gas
MSC Sebewaing	Michigan Sugar Company	Sebewaing, MI	612 MWh	Sep 1979	Apr 2024	Bituminous Coal : 71.9% Natural Gas : 28.1%
John P Madgett	Dairyland Power Coop	Alma, WI	1 TWh	Oct 1979	Aug 2024	Subbituminous Coal : 99.7%
R D Green	Big Rivers Electric Corp	Robards, KY	535 GWh	Nov 1979	Aug 2024	Natural Gas
Windom	City of Windom	Windom, MN	56 MWh	May 1980	Dec 2023	Distillate Fuel Oil
Water Street Station	City of Bay City - (MI)	Bay City, MI	204 MWh	Jul 1980	Dec 2023	Distillate Fuel Oil : 90.3% Natural Gas : 9.7%
White Bluff	Entergy Arkansas LLC	Redfield, AR	3 TWh	Jul 1980	Aug 2024	Subbituminous Coal : 99.5%
Expander Turbine	Cleveland Cliffs	East Chicago, IN	60 GWh	Apr 1981	Aug 2024	Blast Furnace Gas
Ottumwa	Interstate Power and Light Co	Ottumwa, IA	1 TWh	Apr 1981	Aug 2024	Subbituminous Coal : 99.3%
Coyote	Otter Tail Power Co	Beulah, ND	2 TWh	Apr 1981	Aug 2024	Lignite Coal : 99.8%
Big Cajun 2	Louisiana Generating LLC	New Roads, LA	2 TWh	Jun 1981	Aug 2024	Subbituminous Coal : 66.3% Natural Gas : 33.7%
Mansfield Mill	IPC-Mansfield Mill	Mansfield, LA	845 GWh	Sep 1981	Aug 2024	Natural Gas : 53.4% Black Liquor : 30.6% Wood/Wood Waste Solids : 13.9% Tire-derived Fuels : 2.1%
Belle River	DTE Electric Company	China Twp, MI	6 TWh	Oct 1981	Aug 2024	Subbituminous Coal : 89.5% Natural Gas : 10.0%
Merom	Hallador Power Company, LLC	Sullivan, IN	3 TWh	Jan 1982	Aug 2024	Bituminous Coal : 99.8%
Owatonna	City of Owatonna - (MN)	Owatonna, MN	1 GWh	Mar 1982	Dec 2023	Natural Gas
University of Northern Iowa	University of Northern Iowa	Cedar Falls, IA	20 GWh	Oct 1982	Aug 2024	Natural Gas : 75.2% Petroleum Coke : 16.6% Bituminous Coal : 8.1%
Independence Steam Electric Station	Entergy Arkansas LLC	Newark, AR	6 TWh	Dec 1982	Aug 2024	Subbituminous Coal : 99.9%
Louisa	MidAmerican Energy Co	Muscatine, IA	3 TWh	Sep 1983	Aug 2024	Subbituminous Coal : 98.7% Natural Gas : 1.3%
Caterpillar	Caterpillar Inc	Lafayette, IN	23 GWh	Nov 1983	Aug 2024	Natural Gas : 99.7%
Ada Dam	Eagle Creek Renewable Energy, LLC	Ada, MI	2 GWh	Feb 1984	Jun 2023	Water
CF Industries Yazoo City Complex	CF Industries Nitrogen LLC	Yazoo City, MS	154 GWh	Jun 1984	Aug 2024	Natural Gas
Agrilectric Power Partners Ltd	Agrilectric Power Partners Ltd	Lake Charles, LA	85 GWh	Jun 1984	Dec 2023	Agricultural By-Products : 99.2% Natural Gas : 0.8%
Rochester Hydro	Rochester Public Utilities	Mazeppa, MN	10 GWh	Aug 1984	Dec 2023	Water
D B Wilson	Big Rivers Electric Corp	Centertown, KY	3 TWh	Aug 1984	Aug 2024	Bituminous Coal : 99.7%
Sagamore Plant Cogeneration	Tate & Lyle Ingredients Americas Inc	Lafayette, IN	27 GWh	Sep 1984	Aug 2024	Natural Gas
Cheboygan	Great Lakes Tissue Co	Cheboygan, MI	6 GWh	Oct 1984	Dec 2022	Water
Callaway	Union Electric Co - (MO)	Fulton, MO	9 TWh	Nov 1984	Aug 2024	Nuclear
Lakefield Utilities	City of Lakefield - (MN)	Lakefield, MN	13 MWh	Jan 1985	Dec 2023	Distillate Fuel Oil
Sartell Dam	Eagle Creek Renewable Energy, LLC	Sartell, MN	20 GWh	Feb 1985	Dec 2023	Water
Formosa Plastics	Formosa Plastics Corp	Baton Rouge, LA	370 GWh	Apr 1985	Dec 2023	Natural Gas
Geismar	BASF Corporation	Geismar, LA	584 GWh	Jun 1985	Dec 2023	Natural Gas : 72.2% Other Gas : 27.8%
Grand Gulf	System Energy Resources, Inc	Port Gibson, MS	11 TWh	Jun 1985	Aug 2024	Nuclear
Waterford 3	Entergy Louisiana LLC	Killona, LA	4 TWh	Aug 1985	Aug 2024	Nuclear
Billerud Quinnesec Mill	Billerud Quinnesec Mill	Norway, MI	289 GWh	Sep 1985	Dec 2023	Black Liquor : 66.1% Wood/Wood Waste Solids : 30.4% Natural Gas : 3.5%
Omega Hills Gas Recovery	WM Renewable Energy LLC	Germantown, WI	86 GWh	Nov 1985	Aug 2024	Landfill Gas
Metro Gas Recovery	WM Renewable Energy LLC	Franklin, WI	44 GWh	Nov 1985	Dec 2023	Landfill Gas
River Bend	Entergy Louisiana LLC	St. Francisville, LA	8 TWh	May 1986	Aug 2024	Nuclear
Alliant SBD 8602 Marion Sub	Industrial Energy Applications Inc	Marion, IA	15 MWh	Jul 1986	Dec 2023	Distillate Fuel Oil
PPG Plant C Caustic	Westlake 2 US LLC	Lake Charles, LA	6 GWh	Sep 1986	Dec 2023	Natural Gas
Cascade Dam	Eagle Creek Renewable Energy, LLC	Grand Rapids, MI	4 GWh	Nov 1986	Jul 2023	Water
LAC Courte Oreilles Hydroelect	Renewable World Energies LLC	Winter, WI	8 GWh	Nov 1986	Dec 2023	Water
Goodyear Beaumont Chemical Plant	Goodyear Tire & Rubber Co	Beaumont, TX	278 GWh	Feb 1987	Aug 2024	Natural Gas : 98.8% Waste/Other Oil : 1.2%
Olmsted Waste Energy	Olmsted County Public Works	Rochester, MN	40 GWh	Mar 1987	Dec 2023	Non-biogenic Municipal Solid Waste : 54.5% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 0.9%
Riverside (MN)	Northern States Power Co - Minnesota	Minneapolis, MN	3 TWh	Mar 1987	Aug 2024	Natural Gas
Archer Daniels Midland Decatur	Archer Daniels Midland Co	Decatur, IL	654 GWh	Mar 1987	Aug 2024	Bituminous Coal : 60.8% Subbituminous Coal : 38.9%
East. Michigan Univ. Heating Plant	East. Michigan Univ. Heating Plant	Ypsilanti, MI	37 GWh	Sep 1987	Dec 2023	Natural Gas
Archer Daniels Midland Mankato	Archer Daniels Midland Co	Mankato, MN	9 GWh	Sep 1987	Dec 2023	Subbituminous Coal
Clinton Power Station	Constellation Nuclear	Clinton, IL	9 TWh	Oct 1987	Aug 2024	Nuclear
Sibley No Two	City of Sibley - (IA)	Sibley, IA	18 MWh	Nov 1987	Dec 2023	Distillate Fuel Oil : 69.9% Natural Gas : 30.1%
Central Michigan University	Central Michigan University	Mt. Pleasant, MI	25 GWh	Nov 1987	Aug 2024	Natural Gas
Riverview Energy Systems	Riverview Energy Systems	Riverview, MI	28 GWh	Dec 1987	Dec 2023	Landfill Gas
Archer Daniels Midland Peoria	BioUrja Renewables LLC	Peoria, IL	23 GWh	Dec 1987	Dec 2023	Natural Gas
Panora	City of Panora - (IA)	Panora, IA	6 MWh	Dec 1987	Dec 2023	Distillate Fuel Oil
Cataract (MI)	Cataract Hydro, LLC	Gwinn, MI	5 GWh	Jan 1988	Dec 2023	Water
McClure Dam	Upper Peninsula Power Company	Marquette, MI	42 GWh	Jan 1988	Dec 2023	Water
Hoist	Upper Peninsula Power Company	Negaunee, MI	16 GWh	Jan 1988	Dec 2023	Water
Combined Locks	City of Kaukauna	Combined Locks, WI	39 GWh	Jan 1988	Dec 2023	Water
Archer Daniels Midland Des Moines	Archer Daniels Midland Co	Des Moines, IA	6 GWh	Apr 1988	Dec 2023	Subbituminous Coal
Upper Sterling	City of Rock Falls - (IL)	Rock Falls, IL	9 GWh	May 1988	Dec 2023	Water
St. Cloud Hydro	St. Cloud Hydroelectric Generation Facility	St Cloud, MN	37 GWh	May 1988	Dec 2023	Water
Jim Falls	Northern States Power Co - Minnesota	Jim Falls, WI	121 GWh	Jun 1988	Dec 2023	Water
Port Arthur Texas Refinery	Total Petrochemicals USA Inc	Port Arthur, TX	235 GWh	Jul 1988	Dec 2023	Natural Gas
Murray	City of North Little Rock - (AR)	North Little Rock, AR	142 GWh	Sep 1988	Dec 2023	Water
Archer Daniels Midland Cedar Rapids	Archer Daniels Midland Co	Cedar Rapids, IA	1 TWh	Oct 1988	Aug 2024	Subbituminous Coal : 56.5% Natural Gas : 28.8% Bituminous Coal : 14.7%
Alliant SBD 9201 Norplex	Industrial Energy Applications Inc	Postville, IA	83 MWh	Nov 1988	Aug 2024	Distillate Fuel Oil
National Energy of McBain	National Salvage & Service Corporation	McBain, MI	136 GWh	Nov 1988	Dec 2023	Wood/Wood Waste Solids : 85.7% Tire-derived Fuels : 14.2%
French Landing Dam	Eagle Creek Renewable Energy, LLC	Belleville, MI	3 GWh	Nov 1988	Dec 2023	Water
National Energy of Lincoln	National Salvage & Service Corporation	Lincoln, MI	141 GWh	Dec 1988	Dec 2023	Wood/Wood Waste Solids : 82.2% Tire-derived Fuels : 17.0% Natural Gas : 0.8%
Primient Decatur Plant Cogen	Primary Products Ingredients Americas, LLC	Decatur, IL	301 GWh	Dec 1988	Dec 2023	Natural Gas
Midland Cogeneration Venture	Midland Cogeneration Venture	Midland, MI	11 TWh	May 1989	Aug 2024	Natural Gas
Tazewell Gas Recovery	WM Illinois Renewable Energy LLC	East Peoria, IL	14 GWh	Jun 1989	Dec 2023	Landfill Gas
Marceline	City of Marceline - (MO)	Marceline, MO	7 MWh	Jul 1989	Dec 2023	Distillate Fuel Oil
Warner Lambert	University of Michigan NCampus Research	Ann Arbor, MI	23 GWh	Jul 1989	Aug 2024	Natural Gas
Kent County Waste to Energy Facility	Kent County	Grand Rapids, MI	97 GWh	Sep 1989	Aug 2024	Non-biogenic Municipal Solid Waste : 54.9% Biogenic Municipal Solid Waste : 44.9%
Covanta Hennepin Energy	Covanta Energy Co	Minneapolis, MN	202 GWh	Sep 1989	Aug 2024	Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.7%
Robert D Willis	USACE-Fort Worth District	Jasper, TX	4 GWh	Nov 1989	Dec 2023	Water
Lorin Industries	Lorin Industries	Muskegon, MI	4 GWh	Dec 1989	Dec 2023	Natural Gas
Chalmette Refining LLC	Chalmette Refining LLC	Chalmette, LA	7 GWh	Feb 1990	Dec 2022	Other Fuel
Alliant SBD 9205 A Y McDonald	Industrial Energy Applications Inc	Dubuque, IA	10 MWh	Feb 1990	Dec 2023	Distillate Fuel Oil
TES Filer City Station	TES Filer City Station LP	Filer City, MI	227 GWh	Apr 1990	Aug 2024	Bituminous Coal : 71.4% Wood/Wood Waste Solids : 13.8% Natural Gas : 12.4% Tire-derived Fuels : 2.4%
Sidney A Murray Jr Hydroelectric	First National Bank-Commerce	Vidalia, LA	708 GWh	Apr 1990	Dec 2023	Water
Port Allen (LA)	Placid Refining Co LLC	Port Allen, LA	49 GWh	Apr 1990	Dec 2023	Natural Gas
ExxonMobil Baton Rouge Turbine Generator	Exxon Mobil Corp	Baton Rouge, LA	640 GWh	Apr 1990	Dec 2023	Natural Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	894.0 GWh	4
#26	Associated Electric Cooperative, Inc.	22.7 TWh	47
#13	Duke Energy Carolinas	110.9 TWh	556
#51	Duke Energy Progress West	4.1 TWh	10
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	33.2 TWh	20
#1	PJM Interconnection, LLC	843.8 TWh	2,305
#21	Public Service Company of Colorado	45.1 TWh	201
#5	Southwest Power Pool	290.4 TWh	762
#53	Southwestern Power Administration	3.5 TWh	31
#9	Tennessee Valley Authority	157.5 TWh	170

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	843.8 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	631.0 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	461.0 TWh	1,139
#5	Southwest Power Pool	290.4 TWh	762
#6	Southern Company Services, Inc. - Trans	247.9 TWh	393
#7	California Independent System Operator	191.5 TWh	1,943
#9	Tennessee Valley Authority	157.5 TWh	170
#10	Florida Power & Light Co.	147.7 TWh	159
#12	New York Independent System Operator	130.0 TWh	1,100
#13	Duke Energy Carolinas	110.9 TWh	556