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	Oct 2026
Annual Generation	677.7 TWh
Power Plants	3,095
Utilities	1,372
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 \| 37.1% Coal \| 26.2% Wind \| 15% Nuclear \| 13.8% Solar \| 6.1% Water \| 1.4% Other Fuel \| 0.5%

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

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Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Clinton Power Station	Constellation Nuclear	Clinton, IL	8 TWh	Oct 1987	Jul 2026	Nuclear
Rogers	Consumers Energy Co - (MI)	Big Rapids, MI	21 GWh	Dec 1921	Dec 2025	Water
J H Campbell	Consumers Energy Co - (MI)	West Olive, MI	5 TWh	Sep 1962	Jul 2026	Subbituminous Coal : 99.6%
Webber	Consumers Energy Co - (MI)	Lyons, MI	10 GWh	Dec 1906	Dec 2025	Water
Mio	Consumers Energy Co - (MI)	Mio, MI	14 GWh	Dec 1915	Dec 2025	Water
Cooke	Consumers Energy Co - (MI)	Oscoda, MI	24 GWh	Dec 1910	Dec 2025	Water
C W Tippy	Consumers Energy Co - (MI)	Wellston, MI	56 GWh	Dec 1917	Dec 2025	Water
Allegan Dam	Consumers Energy Co - (MI)	Allegan, MI	12 GWh	Dec 1934	Dec 2025	Water
Alcona	Consumers Energy Co - (MI)	Glennie, MI	26 GWh	Dec 1923	Dec 2025	Water
Loud	Consumers Energy Co - (MI)	Oscoda, MI	16 GWh	Dec 1912	Dec 2025	Water
Dan E Karn	Consumers Energy Co - (MI)	Essexville, MI	73 GWh	Oct 1959	Jul 2026	Natural Gas : 92.1% Residual Fuel Oil : 7.9%
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
Five Channels	Consumers Energy Co - (MI)	Oscoda, MI	23 GWh	Dec 1911	Dec 2025	Water
Zeeland Generating Station	Consumers Energy Co - (MI)	Zeeland, MI	6 TWh	May 2001	Jul 2026	Natural Gas
Croton	Consumers Energy Co - (MI)	Newaygo, MI	29 GWh	Dec 1906	Dec 2025	Water
Jackson Generating Station	Consumers Energy Co - (MI)	Jackson, MI	2 TWh	Jun 2002	Jul 2026	Natural Gas
Foote	Consumers Energy Co - (MI)	Oscoda, MI	28 GWh	Dec 1917	Dec 2025	Water
Muskegon Solar	Consumers Energy Co - (MI)	Muskegon, MI	180 GWh	-	Jul 2026	Solar
Bissell Solar and Battery Generator	Consumers Energy Co - (MI)	Grand Rapids, MI	1 GWh	Aug 2021	Dec 2025	Solar
Heartland Farms	Consumers Energy Co - (MI)	Middleton, MI	464 GWh	Mar 2024	Jul 2026	Wind
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	Jul 2026	Solar
Crescent Wind Park	Consumers Energy Co - (MI)	Hillsdale, MI	364 GWh	Jan 2021	Jul 2026	Wind
Gratiot Farms Wind Project	Consumers Energy Co - (MI)	Carson City, MI	332 GWh	Nov 2020	Jul 2026	Wind
Western Michigan Solar Gardens	Consumers Energy Co - (MI)	Kalamazoo, MI	2 GWh	Jul 2016	Jul 2026	Solar
Cross Winds Energy Park	Consumers Energy Co - (MI)	Unionville, MI	728 GWh	Nov 2014	Dec 2025	Wind
Cooks Mill PV I	Cooks Mill PV I, LLC	Matoon, IL	94 GWh	-	Jul 2026	Solar
Moselle	Cooperative Energy	Moselle, MS	2 TWh	Jul 1970	Jul 2026	Natural Gas
Benndale	Cooperative Energy	Benndale, MS	49 GWh	Sep 1969	Dec 2025	Natural Gas
Silver Creek	Cooperative Energy	Prentiss, MS	282 GWh	May 2003	Dec 2025	Natural Gas
Sylvarena	Cooperative Energy	Raleigh, MS	262 GWh	Jun 2003	Dec 2025	Natural Gas
R D Morrow	Cooperative Energy	Purvis, MS	3 TWh	Mar 1978	Jul 2026	Natural Gas
Corewell Health Dearborn Campus	Corewell Health Dearborn Campus	Dearborn, MI	42 MWh	Dec 1978	Dec 2025	Distillate Fuel Oil
Corvus Community Solar	Corvus Community Solar	Mankato, MN	8 GWh	Sep 2018	Dec 2025	Solar
LSP-Cottage Grove LP	Cottage Grove Operating Services LLC	Cottage Grove, MN	549 GWh	Sep 1997	Dec 2025	Natural Gas
Cottonwood Energy Company LP	Cottonwood Energy Company LP	Deweyville, TX	5 TWh	Jun 2003	Jul 2026	Natural Gas
Covanta Hennepin Energy	Covanta Energy Co	Minneapolis, MN	214 GWh	Sep 1989	Jul 2026	Non-biogenic Municipal Solid Waste : 54.5% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 0.8%
Crane Garden	Crane Garden LLC	Lester Prairie, MN	2 GWh	Oct 2023	Dec 2025	Solar
Crater Community Solar	Crater Community Solar	Granite Falls, MN	5 GWh	Nov 2017	Dec 2025	Solar
Crooked Creek PV I	Crooked Creek PV I, LLC	Salem, IL	92 GWh	-	Jul 2026	Solar
Crooked Lake Solar, LLC	Crooked Lake Solar, LLC	Blytheville, AR	388 GWh	Apr 2024	Jul 2026	Solar
Crossover Wind	Crossover Wind, LLC	Wynne, AR	422 GWh	May 2025	Jul 2026	Wind
Crossroads Solar (IN)	Crossroads Solar, LLC - (IN)	Van Buren Township, IN	241 GWh	Nov 2025	Jul 2026	Solar
Crowned Ridge Wind Energy Center	Crowned Ridge Wind, LLC	Watertown, SD	807 GWh	Nov 2019	Jul 2026	Wind
Crystal Lake 3 LLC	Crystal Lake 3 LLC	Britt, IA	232 GWh	Nov 2009	Jul 2026	Wind
Crossett Solar	Cubico USA, LLC	Crossett, AR	198 GWh	Aug 2024	Jul 2026	Solar
Delta's Edge Solar	Cubico USA, LLC	Greenwood, MS	163 GWh	Oct 2023	Jul 2026	Solar
Cumberland Rose	Cumberland Rose Wind Energy, LLC	Orient, IA	4 GWh	Jul 2012	Dec 2025	Wind
MU Combined Heat and Power Plant	Curators of the University of Missouri	Columbia, MO	197 GWh	Jun 1961	Jul 2026	Natural Gas : 77.6% Wood/Wood Waste Solids : 20.6% Bituminous Coal : 1.8%
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
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
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	Jul 2026	Subbituminous Coal : 99.5% Distillate Fuel Oil : 0.5%
Flambeau Hydroelectric Station	Dairyland Power Coop	Ladysmith, WI	51 GWh	Dec 1950	Dec 2025	Water
RockGen Energy Center	Dairyland Power Coop	Cambridge, WI	619 GWh	May 2001	Jul 2026	Natural Gas : 98.4% Distillate Fuel Oil : 1.6%
Dane County Solar LLC	Dane County Solar LLC	Cottage Grove, WI	34 GWh	May 2023	Dec 2025	Solar
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%
Dearborn Industrial Generation	Dearborn Industrial Gen Inc	Dearborn, MI	5 TWh	May 1999	Jul 2026	Natural Gas
Deerfield Wind Energy 2	Deerfield Wind Energy 2, LLC	Port Hope, MI	278 GWh	Feb 2023	Jul 2026	Wind
Deerfield Wind Energy, LLC	Deerfield Wind Energy, LLC	Kinde, MI	479 GWh	Jan 2017	Jul 2026	Wind
Delano	Delano Municipal Utilities (MN)	Delano, MN	53 MWh	Sep 1946	Dec 2025	Distillate Fuel Oil
Delphinus Community Solar	Delphinus Community Solar	Sauk Rapids, MN	3 GWh	Feb 2018	Dec 2025	Solar
Delta Solar Power I	Delta Solar Power I, LLC	Grand Ledge, MI	13 GWh	May 2018	Dec 2025	Solar
Delta Solar Power II	Delta Solar Power II, LLC	Grand Ledge, MI	25 GWh	Jun 2018	Dec 2025	Solar
DePue Holdings, LLC	DePue Holdings, LLC	DePue, IL	35 GWh	Jan 2023	Dec 2025	Solar
Shirley Wind	Deriva Energy	Denmark, WI	57 GWh	Oct 2010	Dec 2025	Wind
Ledyard Windpower, LLC	Deriva Energy	Lakota, IA	649 GWh	Nov 2022	Jul 2026	Wind
Wildflower Solar, LLC (MS)	Deriva Energy	DeSoto, MS	197 GWh	Apr 2024	Jul 2026	Solar
Des Moines Wastewater Reclamation Fac	Des Moines Metro WRF	Des Moines, IA	74 MWh	Jun 1991	Dec 2025	Natural Gas
DG AMP Solar Coldwater	DG AMP Solar, LLC	Coldwater, MI	2 GWh	Jan 2018	Dec 2025	Solar
Grand Casino Hinckley Solar	DG Central 1, LLC	Hinckley, MN	6 GWh	Apr 2022	Dec 2025	Solar
Hormel CSG Solar	DG Central 1, LLC	Montevideo, MN	2 GWh	Nov 2022	Dec 2025	Solar
DG Green Arrow	DG Green Arrow LLC	Pipestone, MN	2 GWh	Feb 2025	Dec 2025	Solar
Towanda	Dimension Energy LLC	Shirley, IL	7 MWh	Nov 2025	Dec 2025	Solar
South Belleville Solar, LLC	Dimension Energy LLC	Smithton Township, IL	385 MWh	Oct 2025	Dec 2025	Solar
Medanos Solar LLC	Dimension Energy LLC	Homer, IL	96 MWh	Nov 2025	Dec 2025	Solar
Drummer Creek I Solar LLC	Dimension Energy LLC	Gibson City, IL	170 MWh	Nov 2025	Dec 2025	Solar
DIVOCSG 13	DIVOCSG 13 LLC	Wabasha, MN	1 GWh	Mar 2025	Dec 2025	Solar
DIVOCSG 14 LLC	DIVOCSG 14 LLC	Wabasha, MN	862 MWh	May 2025	Dec 2025	Solar
Dodge Holdco Solar CSG	Dodge Holdco LLC	Kasson, MN	7 GWh	Jun 2017	Dec 2025	Solar
Dodge Renewables 1	Dodge Renewables 1, LLC	Dodge Center, MN	2 GWh	Jul 2022	Dec 2025	Solar
Dodge Renewables 2	Dodge Renewables 2, LLC	Hayfield, MN	2 GWh	Aug 2022	Dec 2025	Solar
Georgia-Pacific Corp - Nekoosa Mill	Domtar Industries Inc	Nekoosa, WI	153 GWh	Dec 1911	Jul 2026	Natural Gas : 42.7% Black Liquor : 41.6% Water : 15.7%
Port Edwards Mill	Domtar Industries Inc	Port Edwards, WI	37 GWh	Dec 1912	Jul 2026	Water
Kentucky Mills	Domtar Paper Company LLC	Hawesville, KY	338 GWh	May 2001	Dec 2025	Black Liquor : 75.4% Wood/Wood Waste Solids : 23.7% Natural Gas : 0.8%
Domtar Paper Company Rothschild	Domtar Paper Company Rothschild	Rothschild, WI	524 MWh	Dec 1909	Dec 2025	Water
Double Back Diamond	Double Back Diamond Solar Power, LLC	Virden, IL	1 TWh	Oct 2024	Jul 2026	Solar
Plaquemine Cogeneration Plant	Dow Chemical Co	Plaquemine, LA	6 TWh	Feb 2004	Jul 2026	Natural Gas : 97.3% Other Gas : 2.7%
LaO Energy Systems	Dow Chemical Co	Plaquemine, LA	1 TWh	May 1958	Dec 2024	Natural Gas : 84.1% Other Gas : 15.9%
Dow St Charles Operations	Dow Chemical Co - St Charles	Taft, LA	2 TWh	Nov 1996	Jul 2026	Natural Gas : 98.9% Other Gas : 1.1%
Dressor Plains Solar, LLC	Dressor Plains Solar, LLC	Herrick, IL	225 GWh	Aug 2021	Jul 2026	Solar
DSI Don Solar	DSI Don Solar LLC	Renville, MN	2 GWh	Jun 2024	Dec 2025	Solar
DSI Julie Solar	DSI Julie Solar LLC	Cold Spring, MN	2 GWh	Nov 2024	Dec 2025	Solar
Sauk Solar Park	DTE Electric Company	Union City, MI	229 GWh	Dec 2024	Jul 2026	Solar
Pine River Solar Park	DTE Electric Company	Alma, MI	128 GWh	May 2025	Jul 2026	Solar
Big Turtle Wind Farm 2	DTE Electric Company	Harbor Beach, MI	104 GWh	Sep 2016	Dec 2025	Wind

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	433.0 GWh	4
#26	Associated Electric Cooperative, Inc.	22.9 TWh	47
#13	Duke Energy Carolinas	113.4 TWh	578
#50	Duke Energy Progress West	4.6 TWh	15
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	34.2 TWh	25
#1	PJM Interconnection, LLC	890.9 TWh	2,806
#6	Southern Company Services, Inc. - Trans	259.3 TWh	423
#5	Southwest Power Pool	314.5 TWh	876
#53	Southwestern Power Administration	3.5 TWh	37
#9	Tennessee Valley Authority	166.2 TWh	209

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	890.9 TWh	2,806
#2	Midcontinent Independent System Operator, Inc.	677.7 TWh	3,095
#3	Electric Reliability Council of Texas, Inc.	506.3 TWh	1,487
#5	Southwest Power Pool	314.5 TWh	876
#6	Southern Company Services, Inc. - Trans	259.3 TWh	423
#7	California Independent System Operator	168.7 TWh	2,170
#9	Tennessee Valley Authority	166.2 TWh	209
#10	Florida Power & Light Co.	153.0 TWh	188
#12	New York Independent System Operator	134.1 TWh	1,334
#13	Duke Energy Carolinas	113.4 TWh	578