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	Dec 2024
Annual Generation	632.1 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 \| 39.9% Coal \| 26.1% Wind \| 15.5% Nuclear \| 14.1% Solar \| 2.2% Water \| 1.7% Other Fuel \| 0.4%

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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
Ada Cogeneration LP	Ada Cogeneration LLC	Ada, MI	181 GWh	Sep 1990	Dec 2023	Natural Gas
Ada Dam	Eagle Creek Renewable Energy, LLC	Ada, MI	2 GWh	Feb 1984	Jun 2023	Water
Adair Wind Farm	MidAmerican Energy Co	Adair, IA	518 GWh	Nov 2008	Dec 2023	Wind
Morning Light Wind Farm	MidAmerican Energy Co	Adair, IA	352 GWh	Sep 2012	Dec 2023	Wind
Eclipse Wind Farm	MidAmerican Energy Co	Adair, IA	750 GWh	Aug 2012	Sep 2024	Wind
Adams Wind Farm	Consolidated Edison Development Inc.	Adams, MN	29 GWh	Aug 2003	Dec 2023	Wind
Castle Rock	Wisconsin River Power Company	Adams, WI	76 GWh	Jul 1950	Dec 2023	Water
Adrian Energy Associates LLC	EPP Renewable Energy	Adrian, MI	9 GWh	Nov 1994	Dec 2023	Landfill Gas
Blue Elk IV Solar, LLC	Blue Elk IV Solar, LLC	Adrian, MI	284 MWh	Nov 2023	Dec 2023	Solar
Novel MNDot Solar CSG	REA Investments, LLC	Afton, MN	2 GWh	Oct 2020	Dec 2023	Solar
FastSun 3 CSG	Altus Power America Management, LLC	Albany, MN	2 GWh	Nov 2019	Dec 2023	Solar
Albany Solar	Enel Green Power NA, Inc.	Albany, MN	21 GWh	Nov 2016	Dec 2023	Solar
Stearns Solar I	Stearns Solar I LLC	Albany, MN	2 GWh	Aug 2019	Dec 2023	Solar
Stearns Community Solar One LLC CSG	Madison Energy Holdings LLC	Albany, MN	2 GWh	Nov 2019	Dec 2023	Solar
Schwinghamer Project CSG	Schwinghamer Community Solar LLC	Albany, MN	2 GWh	Nov 2019	Dec 2023	Solar
Novel Reber Solar CSG	REA Investments, LLC	Albany, MN	2 GWh	Oct 2019	Dec 2023	Solar
Goose Lake MN DPC-GM	ENGIE Generation North America LLC	Albert Lea, MN	3 GWh	Jan 2019	Dec 2023	Solar
REG Juhl Glenville Wind, LLC	REG Juhl Glenville Wind, LLC	Albert Lea, MN	8 GWh	Nov 2020	Dec 2023	Wind
The Andersons Albion Ethanol LLC	The Andersons Albion Ethanol LLC	Albion, MI	66 GWh	Jul 2006	Dec 2023	Natural Gas
Shipsterns Solar, LLC	Shipsterns Solar, LLC	Albion, MI	1 GWh	Sep 2023	Dec 2023	Solar
Leonardo Wind 1 LLC	Leonardo Wind 1 LLC	Alden, IA	11 GWh	Nov 2016	Dec 2023	Wind
D G Hunter	City of Alexandria - (LA)	Alexandria, LA	118 GWh	Apr 1965	Dec 2023	Natural Gas
Alexandria	City of Alexandria - (MN)	Alexandria, MN	34 MWh	Dec 1947	Dec 2023	Distillate Fuel Oil
Allegan Dam	Consumers Energy Co - (MI)	Allegan, MI	12 GWh	Dec 1934	Dec 2023	Water
Grand Valley Solar Gardens	Consumers Energy Co - (MI)	Allendale, MI	4 GWh	Mar 2016	Sep 2024	Solar
Allendorf	E&E Enterprises LLC	Allendorf, IA	2 GWh	Sep 1998	Dec 2022	Wind
John P Madgett	Dairyland Power Coop	Alma, WI	1 TWh	Oct 1979	Sep 2024	Subbituminous Coal : 99.7%
Decorative Panels Intl	Decorative Panels International, Inc.	Alpena, MI	43 GWh	Oct 1957	Dec 2023	Natural Gas : 79.6% Wood/Wood Waste Solids : 20.4%
Alpena Cement Plant	Lafarge Corp	Alpena, MI	176 GWh	Dec 1951	Sep 2024	Petroleum Coke : 80.3% Natural Gas : 19.7%
Norway Point Hydropower Project	Eagle Creek Renewable Energy, LLC	Alpena, MI	14 GWh	Aug 1990	Dec 2023	Water
Four Mile Hydropower Project	Eagle Creek Renewable Energy, LLC	Alpena, MI	10 GWh	Aug 1990	Dec 2023	Water
Ninth Street Hydropower Project	Eagle Creek Renewable Energy, LLC	Alpena, MI	7 GWh	Aug 1990	Dec 2023	Water
Alsey	Prairie Power, Inc	Alsey, IL	20 GWh	May 1999	Dec 2023	Natural Gas : 99.9%
Storm Lake 1	ALLETE Clean Energy	Alta, IA	94 GWh	Apr 1999	Dec 2023	Wind
Storm Lake II	ALLETE Clean Energy	Alta, IA	126 GWh	Mar 1999	Dec 2023	Wind
Altamont	City of Altamont - (IL)	Altamont, IL	80 MWh	Dec 2001	Dec 2023	Distillate Fuel Oil
Winona Garden	Winona Garden LLC	Altura, MN	257 MWh	Oct 2023	Dec 2023	Solar
Winona Solar	Winona Solar I LLC	Altura, MN	7 GWh	Jul 2019	Dec 2023	Solar
USS Bluff Country Solar CSG	United States Solar Corporation	Altura, MN	2 GWh	Nov 2020	Dec 2023	Solar
IA - City of Ames - Airport Road	Forefront Power, LLC	Ames, IA	3 GWh	Nov 2020	Dec 2023	Solar
NCAH Central Utility Plant	National Centers for Animal Health	Ames, IA	15 GWh	May 1996	Sep 2024	Natural Gas : 99.5%
Michelangelo Wind 4 LLC	Michelangelo Wind 4 LLC	Ames, IA	9 GWh	Nov 2016	Dec 2023	Wind
Iowa State University	Iowa State University	Ames, IA	86 GWh	Sep 1960	Sep 2024	Natural Gas : 99.5%
Ames Electric Services Power Plant	City of Ames - (IA)	Ames, IA	329 GWh	Apr 1968	Dec 2023	Natural Gas : 90.5% Other Biomass Solids : 9.5%
Ames GT	City of Ames - (IA)	Ames, IA	2 GWh	Apr 1972	Sep 2023	Distillate Fuel Oil
Anita	City of Anita - (IA)	Anita, IA	12 MWh	Sep 1939	Dec 2023	Distillate Fuel Oil
Roseman	Roseman Energy, LLC	Anita, IA	7 GWh	Jan 2017	Dec 2023	Wind
Green Energy Machine	Green Energy Machine, LLC	Anita, IA	6 GWh	May 2016	Dec 2023	Wind
Domino Farms Solar	DTE Electric Company	Ann Arbor, MI	1 GWh	Aug 2015	Sep 2024	Solar
University of Michigan	University of Michigan	Ann Arbor, MI	218 GWh	Dec 1974	Sep 2024	Natural Gas
Warner Lambert	University of Michigan NCampus Research	Ann Arbor, MI	21 GWh	Jul 1989	Sep 2024	Natural Gas
Peoples Generating Station	North American Natural Res	Ann Arbor, MI	17 GWh	Aug 1995	Dec 2023	Landfill Gas
Schueler Community Solar	Schueler Community Solar LLC	Annandale, MN	2 GWh	Jul 2020	Dec 2023	Solar
Annandale Solar	Enel Green Power NA, Inc.	Annandale, MN	13 GWh	Nov 2016	Dec 2023	Solar
Apple Canyon Lake Solar	ACM Solar, LLC.	Apple River, IL	4 GWh	Nov 2020	Dec 2023	Solar
Kimberly Mill	City of Kaukauna	Appleton, WI	12 GWh	Dec 1925	Dec 2023	Water
Appleton	Wisconsin Electric Power Co	Appleton, WI	6 GWh	Jul 1916	Dec 2023	Water
Arcadia Electric	City of Arcadia - (WI)	Arcadia, WI	164 MWh	Dec 1929	Dec 2023	Distillate Fuel Oil : 65.3% Natural Gas : 34.7%
Arcadia Solar	Butter Solar, LLC	Arcadia, WI	8 GWh	Aug 2019	Dec 2023	Solar
Zimmerman Energy	Landfill Energy Systems	Argos, IN	44 GWh	Oct 2014	Sep 2024	Landfill Gas
Argyle	City of Argyle - (WI)	Argyle, WI	10 MWh	Dec 1928	Dec 2023	Distillate Fuel Oil : 70.0% Water : 30.0%
Degray	USCE -Vickburg District	Arkadelphia, AR	154 GWh	Jan 1972	Sep 2024	Water
Clearwater Paper APP CB	Clearwater Paper Corporation	Arkansas City, AR	111 GWh	Oct 1977	Dec 2023	Black Liquor : 63.6% Natural Gas : 36.3%
Bay Front	Northern States Power Co - Minnesota	Ashland, WI	155 GWh	Dec 1948	Dec 2023	Tire-derived Fuels : 51.6% Wood/Wood Waste Solids : 48.2%
White River (WI)	Northern States Power Co - Minnesota	Ashland, WI	5 GWh	Dec 1906	Dec 2023	Water
Tatanka Wind Power LLC	Acciona Wind Energy USA LLC	Ashley, ND	273 GWh	Dec 2007	Sep 2024	Wind
Prairie Wolf Solar LLC	National Grid Renewables	Ashmore Township, IL	366 GWh	Oct 2021	Sep 2024	Solar
Otter Creek Ethanol Poet - Ashton	Otter Creek Ethanol LLC - Poet Ashton	Ashton, IA	45 GWh	Feb 2004	Sep 2024	Natural Gas
The GSI Group LLC at Assumption	Luminace Solar Illinois 2, LLC	Assumption, IL	3 GWh	Dec 2020	Dec 2023	Solar
Astoria Station	Otter Tail Power Co	Astoria, SD	396 GWh	Mar 2021	Sep 2024	Natural Gas
Athens MN CONX	SoCore Energy LLC	Athens, MN	10 GWh	Nov 2018	Dec 2023	Solar
Atlantic	Atlantic Municipal Utilities	Atlantic, IA	115 MWh	Aug 1966	Dec 2023	Natural Gas : 91.4% Distillate Fuel Oil : 8.6%
Atwater Solar	Enel Green Power NA, Inc.	Atwater, MN	8 GWh	Nov 2016	Dec 2023	Solar
USS Turkey Solar LLC CSG	Standard Solar	Atwater, MN	2 GWh	Dec 2019	Dec 2023	Solar
Rafterville Solar	Rafterville Solar, LLC	Atwater, MN	940 MWh	Jun 2023	Dec 2023	Solar
Heartland Divide II	Heartland Divide II	Audubon, IA	797 GWh	Feb 2022	Sep 2024	Wind
Agassiz Beach LLC	CHI Operations Inc	Averill, MN	3 GWh	Jan 2001	Dec 2023	Wind
Greenwood (MI)	DTE Electric Company	Avoca, MI	1 TWh	Jun 1979	Sep 2024	Natural Gas
Greenwood Solar Farm	DTE Electric Company	Avoca, MI	2 GWh	Dec 2015	Sep 2024	Solar
Diamond Willow Wind Facility	Montana-Dakota Utilities Co	Baker, MT	82 GWh	Nov 2007	Dec 2023	Wind
Timmerman (CSG)	Elora LLC	Balaton, MN	2 GWh	Nov 2022	Dec 2023	Solar
Baldwin Energy Complex	Dynegy Midwest Generation Inc	Baldwin, IL	6 TWh	Jun 1970	Sep 2024	Subbituminous Coal : 99.8%
Teche	Cleco Power LLC	Baldwin, LA	171 GWh	Jun 1953	Dec 2023	Natural Gas
Georgetown (Polk Burnett)	Greenbacker Renewable Energy Corporation	Balsam Lake, WI	13 MWh	Oct 2023	Dec 2023	Solar
Bancroft	Bancroft Municipal Utilities	Bancroft, IA	320 MWh	Dec 1947	Dec 2023	Distillate Fuel Oil
Barron	City of Barron - (WI)	Barron, WI	349 MWh	Jul 1923	Dec 2023	Water
Barron Solar Array	AEP Onsite Partners, LLC	Barron, WI	6 GWh	Jul 2021	Dec 2023	Solar
Rugby Wind Power Project	Avangrid Renewables LLC	Barton, ND	333 GWh	Nov 2009	Dec 2023	Wind
E D Edwards	Illinois Power Resources Generating LLC	Bartonville, IL	3 TWh	Apr 1960	Dec 2022	Subbituminous Coal : 99.9%
ExxonMobil Baton Rouge Turbine Generator	Exxon Mobil Corp	Baton Rouge, LA	640 GWh	Apr 1990	Dec 2023	Natural Gas
Formosa Plastics	Formosa Plastics Corp	Baton Rouge, LA	370 GWh	Apr 1985	Dec 2023	Natural Gas
Louisiana 1	Entergy Louisiana LLC	Baton Rouge, LA	3 TWh	Sep 1951	Sep 2024	Natural Gas : 74.7% Other Gas : 25.3%
LSU Cogen	LSU and A&M College	Baton Rouge, LA	56 GWh	Nov 2004	Feb 2024	Natural Gas
Calhoun Solar	Invenergy Services LLC	Battle Creek, MI	352 GWh	Nov 2022	Sep 2024	Solar
13 Mile Solar, LLC	13 Mile Solar, LLC	Battle Creek, MI	4 GWh	Nov 2020	Dec 2023	Solar
Battle Creek Mill	RockTenn-Battle Creek Mill	Battle Creek, MI	4 GWh	Dec 1950	Dec 2023	Natural Gas
Cereal City Solar, LLC	Cereal City Solar, LLC	Battle Creek, MI	171 GWh	Nov 2023	Sep 2024	Solar
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%
Henry Station	City of Bay City - (MI)	Bay City, MI	460 MWh	Apr 1993	Dec 2023	Distillate Fuel Oil : 68.3% Natural Gas : 31.7%
Goodyear Beaumont Chemical Plant	Goodyear Tire & Rubber Co	Beaumont, TX	276 GWh	Feb 1987	Sep 2024	Natural Gas : 98.8% Waste/Other Oil : 1.2%

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	900.7 GWh	4
#26	Associated Electric Cooperative, Inc.	22.3 TWh	47
#13	Duke Energy Carolinas	110.8 TWh	556
#51	Duke Energy Progress West	4.1 TWh	10
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	33.1 TWh	20
#1	PJM Interconnection, LLC	842.1 TWh	2,305
#21	Public Service Company of Colorado	45.2 TWh	201
#5	Southwest Power Pool	290.5 TWh	762
#52	Southwestern Power Administration	3.7 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	842.1 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	632.1 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	462.4 TWh	1,139
#5	Southwest Power Pool	290.5 TWh	762
#6	Southern Company Services, Inc. - Trans	247.8 TWh	393
#7	California Independent System Operator	191.4 TWh	1,943
#9	Tennessee Valley Authority	157.5 TWh	170
#10	Florida Power & Light Co.	147.4 TWh	159
#12	New York Independent System Operator	129.6 TWh	1,100
#13	Duke Energy Carolinas	110.8 TWh	556