Midcontinent Independent System Operator, Inc.

Balancing Authority Summary Information

Midcontinent Independent System Operator, Inc. is ranked #2 out of 64 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	Jul 2026
Annual Generation	669.4 TWh
Power Plants	3,038
Utilities	1,345
Ranked #2 out of 64 in terms of net annual generation
Ranked #2 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 37% Coal \| 26.5% Wind \| 14.9% Nuclear \| 13.9% Solar \| 5.7% Water \| 1.4% Other Fuel \| 0.6%

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

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Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Hormel CSG Solar	DG Central 1, LLC	Montevideo, MN	2 GWh	Nov 2022	Dec 2025	Solar
Grand Casino Hinckley Solar	DG Central 1, LLC	Hinckley, MN	6 GWh	Apr 2022	Dec 2025	Solar
DG AMP Solar Coldwater	DG AMP Solar, LLC	Coldwater, MI	2 GWh	Jan 2018	Dec 2025	Solar
Des Moines Wastewater Reclamation Fac	Des Moines Metro WRF	Des Moines, IA	74 MWh	Jun 1991	Dec 2025	Natural Gas
DePue Holdings, LLC	DePue Holdings, LLC	DePue, IL	35 GWh	Jan 2023	Dec 2025	Solar
Delta Solar Power II	Delta Solar Power II, LLC	Grand Ledge, MI	25 GWh	Jun 2018	Dec 2025	Solar
Delta Solar Power I	Delta Solar Power I, LLC	Grand Ledge, MI	13 GWh	May 2018	Dec 2025	Solar
Delphinus Community Solar	Delphinus Community Solar	Sauk Rapids, MN	3 GWh	Feb 2018	Dec 2025	Solar
Delano	Delano Municipal Utilities (MN)	Delano, MN	53 MWh	Sep 1946	Dec 2025	Distillate Fuel Oil
Deerfield Wind Energy, LLC	Deerfield Wind Energy, LLC	Kinde, MI	477 GWh	Jan 2017	May 2026	Wind
Deerfield Wind Energy 2	Deerfield Wind Energy 2, LLC	Port Hope, MI	280 GWh	Feb 2023	May 2026	Wind
Dearborn Industrial Generation	Dearborn Industrial Gen Inc	Dearborn, MI	5 TWh	May 1999	May 2026	Natural Gas : 96.5% Blast Furnace Gas : 3.5%
Davenport Water Pollution Control Plant	Davenport, City of - (IA)	Davenport, IA	6 GWh	Apr 1995	Dec 2025	Other Biomass Gas : 63.5% Natural Gas : 36.5%
Dane County Solar LLC	Dane County Solar LLC	Cottage Grove, WI	34 GWh	May 2023	Dec 2025	Solar
Flambeau Hydroelectric Station	Dairyland Power Coop	Ladysmith, WI	62 GWh	Dec 1950	Dec 2024	Water
Elk Mound	Dairyland Power Coop	Elk Mound, WI	466 MWh	May 2001	Dec 2025	Natural Gas : 63.5% Distillate Fuel Oil : 36.5%
John P Madgett	Dairyland Power Coop	Alma, WI	1 TWh	Oct 1979	May 2026	Subbituminous Coal : 99.5%
RockGen Energy Center	Dairyland Power Coop	Cambridge, WI	625 GWh	May 2001	May 2026	Natural Gas : 98.1% Distillate Fuel Oil : 1.9%
McDonald Solar Farm, LLC	Cypress Creek Renewables	West Terre Haute, IN	8 GWh	Nov 2015	Dec 2025	Solar
Pastime Farm, LLC	Cypress Creek Renewables	Brazil, IN	9 GWh	Nov 2015	Dec 2025	Solar
Empire Solar	Cypress Creek Renewables	Farmington, MN	6 GWh	Nov 2016	Dec 2025	Solar
Blue Lake Solar	Cypress Creek Renewables	Shakopee, MN	3 GWh	Nov 2016	Dec 2025	Solar
Staunton	Cypress Creek Renewables	Brazil, IN	6 GWh	Nov 2018	Dec 2025	Solar
MU Combined Heat and Power Plant	Curators of the University of Missouri	Columbia, MO	200 GWh	Jun 1961	May 2026	Natural Gas : 77.2% Wood/Wood Waste Solids : 20.4% Bituminous Coal : 2.4%
Cumberland Rose	Cumberland Rose Wind Energy, LLC	Orient, IA	4 GWh	Jul 2012	Dec 2025	Wind
Delta's Edge Solar	Cubico USA, LLC	Greenwood, MS	145 GWh	Oct 2023	May 2026	Solar
Crossett Solar	Cubico USA, LLC	Crossett, AR	207 GWh	Aug 2024	May 2026	Solar
Crystal Lake 3 LLC	Crystal Lake 3 LLC	Britt, IA	231 GWh	Nov 2009	May 2026	Wind
Crowned Ridge Wind Energy Center	Crowned Ridge Wind, LLC	Watertown, SD	788 GWh	Nov 2019	May 2026	Wind
Crossroads Solar (IN)	Crossroads Solar, LLC - (IN)	Van Buren Township, IN	142 GWh	Nov 2025	May 2026	Solar
Crossover Wind	Crossover Wind, LLC	Wynne, AR	402 GWh	May 2025	May 2026	Wind
Crooked Lake Solar, LLC	Crooked Lake Solar, LLC	Blytheville, AR	391 GWh	Apr 2024	May 2026	Solar
Crooked Creek PV I	Crooked Creek PV I, LLC	Salem, IL	42 GWh	-	May 2026	Solar
Crocker Wind Farm	Crocker Wind Farm, LLC	Conde, SD	775 GWh	Oct 2019	May 2026	Wind
Crater Community Solar	Crater Community Solar	Granite Falls, MN	5 GWh	Nov 2017	Dec 2025	Solar
Crane Garden	Crane Garden LLC	Lester Prairie, MN	2 GWh	Oct 2023	Dec 2025	Solar
Covanta Hennepin Energy	Covanta Energy Co	Minneapolis, MN	195 GWh	Sep 1989	May 2026	Non-biogenic Municipal Solid Waste : 54.5% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 0.8%
Cottonwood Energy Company LP	Cottonwood Energy Company LP	Deweyville, TX	5 TWh	Jun 2003	May 2026	Natural Gas
LSP-Cottage Grove LP	Cottage Grove Operating Services LLC	Cottage Grove, MN	549 GWh	Sep 1997	Dec 2025	Natural Gas
Corvus Community Solar	Corvus Community Solar	Mankato, MN	8 GWh	Sep 2018	Dec 2025	Solar
R D Morrow	Cooperative Energy	Purvis, MS	3 TWh	Mar 1978	May 2026	Natural Gas
Moselle	Cooperative Energy	Moselle, MS	2 TWh	Jul 1970	May 2026	Natural Gas
Benndale	Cooperative Energy	Benndale, MS	49 GWh	Sep 1969	Dec 2025	Natural Gas
Sylvarena	Cooperative Energy	Raleigh, MS	262 GWh	Jun 2003	Dec 2025	Natural Gas
Silver Creek	Cooperative Energy	Prentiss, MS	282 GWh	May 2003	Dec 2025	Natural Gas
Cooks Mill PV I	Cooks Mill PV I, LLC	Matoon, IL	45 GWh	-	May 2026	Solar
Muskegon Solar	Consumers Energy Co - (MI)	Muskegon, MI	117 GWh	-	May 2026	Solar
Heartland Farms	Consumers Energy Co - (MI)	Middleton, MI	462 GWh	Mar 2024	May 2026	Wind
Bissell Solar and Battery Generator	Consumers Energy Co - (MI)	Grand Rapids, MI	1 GWh	Aug 2021	Dec 2025	Solar
Gratiot Farms Wind Project	Consumers Energy Co - (MI)	Carson City, MI	333 GWh	Nov 2020	May 2026	Wind
Western Michigan Solar Gardens	Consumers Energy Co - (MI)	Kalamazoo, MI	2 GWh	Jul 2016	May 2026	Solar
Lake Winds Energy Park	Consumers Energy Co - (MI)	Ludington, MI	251 GWh	Oct 2012	Dec 2025	Wind
Grand Valley Solar Gardens	Consumers Energy Co - (MI)	Allendale, MI	4 GWh	Mar 2016	May 2026	Solar
Cross Winds Energy Park	Consumers Energy Co - (MI)	Unionville, MI	728 GWh	Nov 2014	Dec 2025	Wind
Crescent Wind Park	Consumers Energy Co - (MI)	Hillsdale, MI	359 GWh	Jan 2021	May 2026	Wind
Mio	Consumers Energy Co - (MI)	Mio, MI	14 GWh	Dec 1915	Dec 2025	Water
Webber	Consumers Energy Co - (MI)	Lyons, MI	10 GWh	Dec 1906	Dec 2025	Water
Loud	Consumers Energy Co - (MI)	Oscoda, MI	16 GWh	Dec 1912	Dec 2025	Water
J H Campbell	Consumers Energy Co - (MI)	West Olive, MI	5 TWh	Sep 1962	May 2026	Subbituminous Coal : 99.6%
Hodenpyl	Consumers Energy Co - (MI)	Mesick, MI	22 GWh	Jun 1925	Dec 2025	Water
Hardy	Consumers Energy Co - (MI)	Newaygo, MI	65 GWh	May 1931	Dec 2025	Water
Foote	Consumers Energy Co - (MI)	Oscoda, MI	28 GWh	Dec 1917	Dec 2025	Water
Five Channels	Consumers Energy Co - (MI)	Oscoda, MI	23 GWh	Dec 1911	Dec 2025	Water
Dan E Karn	Consumers Energy Co - (MI)	Essexville, MI	72 GWh	Oct 1959	May 2026	Natural Gas : 93.2% Residual Fuel Oil : 6.8%
Croton	Consumers Energy Co - (MI)	Newaygo, MI	29 GWh	Dec 1906	Dec 2025	Water
Rogers	Consumers Energy Co - (MI)	Big Rapids, MI	21 GWh	Dec 1921	Dec 2025	Water
Jackson Generating Station	Consumers Energy Co - (MI)	Jackson, MI	2 TWh	Jun 2002	May 2026	Natural Gas
Alcona	Consumers Energy Co - (MI)	Glennie, MI	26 GWh	Dec 1923	Dec 2025	Water
Allegan Dam	Consumers Energy Co - (MI)	Allegan, MI	12 GWh	Dec 1934	Dec 2025	Water
C W Tippy	Consumers Energy Co - (MI)	Wellston, MI	56 GWh	Dec 1917	Dec 2025	Water
Cooke	Consumers Energy Co - (MI)	Oscoda, MI	24 GWh	Dec 1910	Dec 2025	Water
Zeeland Generating Station	Consumers Energy Co - (MI)	Zeeland, MI	6 TWh	May 2001	May 2026	Natural Gas
Clinton Power Station	Constellation Nuclear	Clinton, IL	8 TWh	Oct 1987	May 2026	Nuclear
Whiting	Consolidated Water Power Co	Whiting, WI	16 GWh	Dec 1890	Dec 2025	Water
Biron	Consolidated Water Power Co	Biron, WI	30 GWh	Dec 1895	Dec 2025	Water
Du Bay	Consolidated Water Power Co	Eau Pleine, WI	36 GWh	Dec 1941	Dec 2025	Water
Stevens Point	Consolidated Water Power Co	Stevens Point, WI	26 GWh	Dec 1917	Dec 2025	Water
Wisconsin Rapids	Consolidated Water Power Co	Wisconsin Rapids, WI	46 GWh	Dec 1902	Dec 2025	Water
Duke Building 129	Concord New Energy	Indianapolis, IN	4 GWh	Nov 2014	Dec 2025	Solar
Duke Building 98	Concord New Energy	Indianapolis, IN	4 GWh	Nov 2014	Dec 2025	Solar
Duke Building 87	Concord New Energy	Indianapolis, IN	3 GWh	Nov 2014	Dec 2025	Solar
Jefferson Solar Park	Concord New Energy	Jefferson, WI	577 MWh	Nov 2013	Dec 2025	Solar
Minwind	Community Renewables, LLC	Luverne, MN	516 MWh	Sep 2002	Dec 2025	Wind
Coldwater Solar, LLC	Coldwater Solar, LLC	Flint, MI	4 GWh	Nov 2020	Dec 2025	Solar
Coldwater River Solar	Coldwater River Solar, LLC	Coldwater, MI	167 GWh	Jun 2025	May 2026	Solar
Coldwater Peaking Plant	Coldwater Board of Public Util	Coldwater, MI	2 GWh	Jun 2015	Dec 2025	Natural Gas
Heat Recovery Coke Facility	Cokenergy Inc	East Chicago, IN	416 GWh	Mar 1998	May 2026	Waste Heat
Cokato CSG	Cokato Holdco LLC	Cokato, MN	8 GWh	Jul 2021	Dec 2025	Solar
Coggon	Coggon Municipal Light Plant - (IA)	Coggon, IA	38 MWh	Sep 1957	Dec 2025	Distillate Fuel Oil
Kalamazoo River Generating Station	CMS Generation MI Power LLC	Comstock, MI	136 GWh	May 1999	Dec 2025	Natural Gas
Livingston Generating Station	CMS Generation MI Power LLC	Gaylord, MI	22 GWh	May 1999	Dec 2025	Natural Gas
Manistique	Cloverland Electric Co-op	Manistique, MI	1 GWh	Jun 1960	Dec 2025	Distillate Fuel Oil
Edison Sault	Cloverland Electric Co-op	Sault Ste. Marie, MI	181 GWh	Jun 1901	Dec 2025	Water
Dafter	Cloverland Electric Co-op	Dafter, MI	3 GWh	Oct 1955	Dec 2025	Distillate Fuel Oil
Detour	Cloverland Electric Co-op	Detour, MI	2 GWh	Sep 1973	Dec 2025	Distillate Fuel Oil
Clinton Solar 4 LLC CSG	Clinton Solar 4 LLC	Carlyle, IL	3 GWh	Sep 2020	Dec 2025	Solar
ArcelorMittal Burns Harbor	Cleveland-Cliffs Burns Harbor LLC	Burns Harbor, IN	719 GWh	Dec 1968	Dec 2025	Blast Furnace Gas : 37.1% Natural Gas : 32.1% Other Gas : 30.8%
Expander Turbine	Cleveland Cliffs	East Chicago, IN	85 GWh	Apr 1981	May 2026	Blast Furnace Gas
Indiana Harbor West	Cleveland Cliffs	East Chicago, IN	208 GWh	Sep 1939	Dec 2025	Natural Gas
Clendenin A Community Solar, LLC CSG	Clendenin A Community Solar, LLC	Herrin, IL	4 GWh	Jun 2021	Dec 2025	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	442.5 GWh	4
#26	Associated Electric Cooperative, Inc.	23.4 TWh	47
#13	Duke Energy Carolinas	112.6 TWh	577
#50	Duke Energy Progress West	4.5 TWh	15
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	33.9 TWh	25
#1	PJM Interconnection, LLC	882.8 TWh	2,652
#6	Southern Company Services, Inc. - Trans	253.5 TWh	422
#5	Southwest Power Pool	306.8 TWh	856
#53	Southwestern Power Administration	4.1 TWh	34
#9	Tennessee Valley Authority	163.4 TWh	207

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	882.8 TWh	2,652
#2	Midcontinent Independent System Operator, Inc.	669.4 TWh	3,038
#3	Electric Reliability Council of Texas, Inc.	494.1 TWh	1,471
#5	Southwest Power Pool	306.8 TWh	856
#6	Southern Company Services, Inc. - Trans	253.5 TWh	422
#7	California Independent System Operator	169.4 TWh	2,135
#9	Tennessee Valley Authority	163.4 TWh	207
#10	Florida Power & Light Co.	152.2 TWh	187
#12	New York Independent System Operator	134.3 TWh	1,299
#13	Duke Energy Carolinas	112.6 TWh	577