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	Jun 2025
Annual Generation	642.8 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 \| 36.6% Coal \| 28.1% Wind \| 15.6% Nuclear \| 14.4% Solar \| 3.2% 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
Huneke CSG 2, LLC	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Oct 2020	Dec 2023	Solar
FastSun 11 CSG	Altus Power America Management, LLC	Zumbrota, MN	1 GWh	Feb 2020	Dec 2023	Solar
Goodhue Community Solar Three LLC CSG	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Jan 2020	Dec 2023	Solar
Novel Huneke Solar LLC CSG	REA Investments, LLC	Zumbrota, MN	2 GWh	Aug 2021	Dec 2023	Solar
T Luhman CSG	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Jul 2021	Dec 2023	Solar
Zumbro Community Solar Garden	Zumbro Solar LLC	Zumbrota, MN	2 GWh	Mar 2018	Dec 2023	Solar
FastSun 10 CSG	Altus Power America Management, LLC	Zumbrota, MN	2 GWh	Feb 2020	Dec 2023	Solar
Goodhue Community Solar Two LLC	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Mar 2020	Dec 2023	Solar
Huneke CSG 1, LLC	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Sep 2020	Dec 2023	Solar
Huneke II CSG	Terraform Arcadia	Zumbrota, MN	2 GWh	Aug 2018	Dec 2023	Solar
Huneke I CSG	Huneke I CSG LLC	Zumbrota, MN	2 GWh	Apr 2018	Dec 2023	Solar
FastSun 9 CSG	Altus Power America Management, LLC	Zumbrota, MN	2 GWh	Feb 2020	Dec 2023	Solar
Goodhue Community Solar One LLC CSG	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Jan 2020	Dec 2023	Solar
Brenda Luhman - CSG	Brenda Luhman Community Solar LLC	Zumbrota, MN	2 GWh	Jul 2020	Dec 2023	Solar
Carina Community Solar	Carina Community Solar	Zumbro Falls, MN	6 GWh	Jan 2018	Dec 2023	Solar
Zeeland Farm Services	Zeeland Farm Services	Zeeland, MI	13 GWh	Feb 2006	Dec 2023	Other Biomass Gas
Autumn Hills Generating Facility	North American Natural Res	Zeeland, MI	12 GWh	Jun 2009	Dec 2023	Landfill Gas
Zeeland Generating Station	Consumers Energy Co - (MI)	Zeeland, MI	5 TWh	May 2001	Mar 2025	Natural Gas
Riley Generating Station	City of Zeeland - (MI)	Zeeland, MI	70 MWh	Jun 2006	Dec 2023	Natural Gas
Municipal Power Plant	City of Zeeland - (MI)	Zeeland, MI	56 MWh	May 2002	Dec 2023	Natural Gas
Garden Wind LLC	Garden Wind LLC	Zearing, IA	358 GWh	Nov 2009	Mar 2025	Wind
FPL Energy Story Wind LLC	FPL Energy Story Wind LLC	Zearing, IA	586 GWh	Nov 2008	Mar 2025	Wind
East. Michigan Univ. Heating Plant	East. Michigan Univ. Heating Plant	Ypsilanti, MI	37 GWh	Sep 1987	Dec 2023	Natural Gas
Lind Solar CSG	Terraform Arcadia	Young America, MN	8 GWh	Jan 2017	Dec 2023	Solar
CF Industries Yazoo City Complex	CF Industries Nitrogen LLC	Yazoo City, MS	142 GWh	Jun 1984	Mar 2025	Natural Gas
Wyoming 2 CSG, LLC	Ecoplexus, Inc	Wyoming, MN	8 GWh	Feb 2018	Dec 2023	Solar
Quartz Solar, LLC	Quartz Solar, LLC	Wynne, AR	26 GWh	-	Mar 2025	Solar
Prairie View I & II LFGTE	Wabash Valley Power Assn, Inc	Wyatt, IN	31 GWh	Sep 1994	Dec 2023	Landfill Gas
Wyandotte	Wyandotte Municipal Serv Comm	Wyandotte, MI	75 MWh	Dec 1947	Mar 2025	Distillate Fuel Oil
Fox Energy Center	Wisconsin Public Service Corp	Wrightstown, WI	4 TWh	May 2005	Mar 2025	Natural Gas
MP CSG 1 LLC	United States Solar Corporation	Wrenshall, MN	2 GWh	Dec 2017	Dec 2023	Solar
Ewington Energy Systems, LLC	Ewington Energy Systems, LLC	Worthington, MN	88 GWh	Dec 2007	Dec 2023	Wind
Worthington	City of Worthington - (MN)	Worthington, MN	10 GWh	Jan 2002	Dec 2023	Wind : 99.5%
Worthington Generation LLC	Hoosier Energy R E C, Inc	Worthington, IN	59 GWh	May 2000	Dec 2023	Natural Gas
Fey Windfarm LLC	Fey Windfarm LLC	Woodstock, MN	5 GWh	Aug 2003	Dec 2023	Wind
Ridgewind	Ridgewind Power Partners LLC	Woodstock, MN	79 GWh	Dec 2010	Dec 2023	Wind
Grant County Wind LLC	Grant County Wind, LLC	Woodstock, MN	51 GWh	Jul 2010	Dec 2023	Wind
Kas Brothers Windfarm	Kas Brothers Windfarm LLC	Woodstock, MN	3 GWh	Nov 2001	Dec 2023	Wind
Moraine Wind LLC	Avangrid Renewables LLC	Woodstock, MN	71 GWh	Nov 2003	Dec 2023	Wind
CG Windfarm LLC	CG Windfarm LLC	Woodstock, MN	2 GWh	Nov 2003	Dec 2023	Wind
Windcurrent Farms LLC	Windcurrent Farms LLC	Woodstock, MN	5 GWh	Aug 2003	Dec 2023	Wind
K-Brink Windfarm LLC	K-brink Windfarm, LLC	Woodstock, MN	3 GWh	Jan 2003	Dec 2023	Wind
Boeve Windfarm LLC	Boeve Windfarm LLC	Woodstock, MN	5 GWh	Jul 2003	Dec 2023	Wind
Woodstock Windfarm	Consolidated Edison Development Inc.	Woodstock, MN	35 GWh	Apr 1999	Dec 2023	Wind
Moraine II Wind LLC	Avangrid Renewables LLC	Woodstock, MN	78 GWh	Jan 2009	Dec 2023	Wind
Stoneray Power Partners, LLC	EDF Renewable Asset Holdings, Inc.	Woodstock, MN	359 GWh	Jan 2019	Mar 2025	Wind
Rock Aetna Power Partners	Northern States Power Co - Minnesota	Woodstock, MN	79 GWh	Nov 2022	Dec 2023	Wind
Woodbury Solar	MN CSG 2, LLC	Woodbury, MN	4 GWh	Jun 2020	Dec 2023	Solar
USS Wolf Solar LLC	United States Solar Corporation	Wood Lake, MN	1 GWh	Jun 2023	Dec 2023	Solar
Sauk DPC Solar	SoCore Energy LLC	Wonewoc, WI	1 GWh	Dec 2016	Dec 2023	Solar
Indiana Crossroads Wind Farm II	Indiana Crossroads Wind Farm II LLC	Wolcott, IN	305 GWh	-	Mar 2025	Wind
Wisconsin Rapids	Consolidated Water Power Co	Wisconsin Rapids, WI	41 GWh	Dec 1902	Dec 2023	Water
Biron Mill	ND Paper, Inc.	Wisconsin Rapids, WI	186 GWh	Aug 1947	Dec 2023	Natural Gas : 60.2% Subbituminous Coal : 38.6% Bituminous Coal : 1.1%
Kilbourn	Wisconsin Power & Light Co	Wisconsin Dells, WI	54 GWh	Jun 1926	Dec 2023	Water
Wiota	Wiota Wind Energy, LLC #1	Wiota, IA	5 GWh	Apr 2012	Dec 2023	Wind
Winton	ALLETE, Inc.	Winton, MN	9 GWh	Jul 1923	Dec 2023	Water
Winterset	City of Winterset - (IA)	Winterset, IA	115 MWh	Jun 1956	Dec 2023	Distillate Fuel Oil : 61.6% Natural Gas : 38.4%
LAC Courte Oreilles Hydroelect	Renewable World Energies LLC	Winter, WI	8 GWh	Nov 1986	Dec 2023	Water
Nautilus Winsted Solar (CSG)	Nautilus Solar Solutions	Winsted, MN	6 GWh	Mar 2019	Mar 2025	Solar
Montgomery Winsted CSG	Minnesota Solar CSG 4, LLC	Winsted, MN	5 GWh	Oct 2017	Dec 2023	Solar
South Garden	South Garden LLC	Winstead, MN	1 GWh	Jun 2023	Dec 2023	Solar
Eichtens II CSG	Terraform Arcadia	Winstead, MN	2 GWh	Aug 2018	Dec 2023	Solar
Barone CSG	Terraform Arcadia	Winstead, MN	2 GWh	Sep 2018	Dec 2023	Solar
Veolia ES Blackfoot Landfill Facility	Southern Indiana Gas & Elec Co	Winslow, IN	9 GWh	May 2009	Dec 2023	Landfill Gas
Stockton (MN)	Greenbacker Renewable Energy Corporation	Winona, MN	4 GWh	Oct 2021	Dec 2023	Solar
Windom	City of Windom	Windom, MN	56 MWh	May 1980	Dec 2023	Distillate Fuel Oil
Wilton Wind II LLC	Wilton Wind II LLC	Wilton, ND	187 GWh	Oct 2009	Dec 2023	Wind
Baldwin Wind LLC	Baldwin Wind LLC	Wilton, ND	360 GWh	Nov 2010	Dec 2023	Wind
FPL Energy Burleigh County Wind	FPL Energy Burleigh County Wind LLC	Wilton, ND	175 GWh	Nov 2005	Dec 2023	Wind
Wilton	City of Wilton - (IA)	Wilton, IA	37 MWh	Dec 1991	Dec 2023	Distillate Fuel Oil
Eastern Iowa Solar	Central Iowa Power Cooperative	Wilton, IA	3 GWh	Oct 2016	Dec 2023	Solar
Nobles 2 Wind Project	Nobles 2 Power Partners, LLC	Wilmont, MN	1 TWh	Nov 2020	Mar 2025	Wind
Noble Ridge LLC	RENEW Energy Inc	Wilmont, MN	81 MWh	Nov 2001	Nov 2023	Wind
Willmar	Willmar Municipal Utilities	Willmar, MN	3 GWh	Aug 1956	Dec 2023	Wind
Willmar Municipal East Substation	Willmar Municipal Utilities	Willmar, MN	14 MWh	May 2000	Dec 2023	Distillate Fuel Oil
Willmar Municipal SW Substation	Willmar Municipal Utilities	Willmar, MN	14 MWh	May 2000	Dec 2023	Distillate Fuel Oil
Lewis Creek	Entergy Texas Inc.	Willis, TX	2 TWh	Nov 1970	Mar 2025	Natural Gas
Montgomery County	Entergy Texas Inc.	Willis, TX	6 TWh	Dec 2020	Mar 2025	Natural Gas
Elba Solar LLC	Elba Solar LLC	Williamsfield, IL	2 GWh	Jan 2023	Dec 2023	Solar
Whiting	Consolidated Water Power Co	Whiting, WI	21 GWh	Dec 1890	Dec 2023	Water
Whiting Clean Energy	BP Alternative Energy	Whiting, IN	3 TWh	Mar 2002	Mar 2025	Natural Gas
Whiting Refinery	BP PLC	Whiting, IN	445 GWh	Dec 1947	Dec 2023	Other Gas : 84.0% Natural Gas : 16.0%
LSP-Whitewater LP	Wisconsin Electric Power Co	Whitewater, WI	903 GWh	Aug 1997	Mar 2025	Natural Gas
Ridgeview	WM Renewable Energy LLC	Whitelaw, WI	37 GWh	Aug 2002	Dec 2023	Landfill Gas
Wheatland Generating Facility	Duke Energy Indiana, LLC	Wheatland, IN	83 GWh	May 2000	Dec 2023	Natural Gas
R M Schahfer	Northern Indiana Pub Serv Co	Wheatfield, IN	2 TWh	Nov 1976	Mar 2025	Bituminous Coal : 96.6% Natural Gas : 3.4%
Dunn's Bridge 1 Solar	Dunns Bridge Solar Center LLC	Wheatfield, IN	525 GWh	May 2023	Mar 2025	Solar
Timberline Trail Gas Recovery	WM Renewable Energy LLC	Weyerhaeser, WI	17 GWh	Jan 2006	Dec 2023	Landfill Gas
Wever Solar (150MW)	Interstate Power and Light Co	Wever, IA	74 GWh	-	Mar 2025	Solar
Nine Mile Point	Entergy Louisiana LLC	Westwego, LA	9 TWh	Oct 1955	Mar 2025	Natural Gas
Victory Wind Farm	MidAmerican Energy Co	Westside, IA	375 GWh	Nov 2006	Dec 2023	Wind
Lake Charles Polymers	Equistar Chemicals LP	Westlake, LA	196 GWh	Aug 2011	Mar 2025	Natural Gas
R S Nelson	Entergy Louisiana LLC	Westlake, LA	1 TWh	Jan 1959	Mar 2025	Subbituminous Coal : 99.5% Distillate Fuel Oil : 0.5%
Westbrook	City of Westbrook	Westbrook, MN	6 MWh	Sep 2003	Dec 2023	Distillate Fuel Oil
Sugar Creek Power	Northern Indiana Pub Serv Co	West Terre Haute, IN	4 TWh	May 2002	Mar 2025	Natural Gas
McDonald Solar Farm, LLC	Cypress Creek Renewables	West Terre Haute, IN	9 GWh	Nov 2015	Dec 2023	Solar
J H Campbell	Consumers Energy Co - (MI)	West Olive, MI	9 TWh	Sep 1962	Mar 2025	Subbituminous Coal : 98.3% Bituminous Coal : 1.5%
Plant 31 Paper Mill	Graphic Packaging International	West Monroe, LA	491 GWh	Dec 1963	Dec 2023	Natural Gas : 59.1% Black Liquor : 27.0% Wood/Wood Waste Solids : 13.9%
West Liberty	City of West Liberty - (IA)	West Liberty, IA	39 MWh	Sep 1974	Dec 2023	Distillate Fuel Oil
Lake Charles Power	Entergy Louisiana LLC	West Lake, LA	7 TWh	Feb 2020	Mar 2025	Natural Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	734.7 GWh	4
#27	Associated Electric Cooperative, Inc.	22.8 TWh	47
#13	Duke Energy Carolinas	111.4 TWh	556
#52	Duke Energy Progress West	4.1 TWh	10
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	33.8 TWh	20
#1	PJM Interconnection, LLC	858.1 TWh	2,305
#20	Public Service Company of Colorado	48.7 TWh	201
#5	Southwest Power Pool	297.0 TWh	762
#51	Southwestern Power Administration	4.2 TWh	31
#8	Tennessee Valley Authority	158.8 TWh	170

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	858.1 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	642.8 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	476.4 TWh	1,139
#5	Southwest Power Pool	297.0 TWh	762
#6	Southern Company Services, Inc. - Trans	252.0 TWh	393
#7	California Independent System Operator	190.4 TWh	1,943
#8	Tennessee Valley Authority	158.8 TWh	170
#10	Florida Power & Light Co.	148.6 TWh	159
#12	New York Independent System Operator	130.6 TWh	1,100
#13	Duke Energy Carolinas	111.4 TWh	556