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
Cross Winds Energy Park	Consumers Energy Co - (MI)	Unionville, MI	669 GWh	Nov 2014	Dec 2023	Wind
Cerro Gordo Wind Farm	Cerro Gordo Wind Farm	Union, IA	177 GWh	Jul 2020	Sep 2024	Wind
Paris (WI)	Wisconsin Electric Power Co	Union Grove, WI	160 GWh	Feb 1995	Dec 2023	Natural Gas
Coal Creek	Rainbow Energy Center	Underwood, ND	8 TWh	May 1979	Sep 2024	Refined Coal : 99.9%
Henryville Solar RES	Hoosier Energy R E C, Inc	Underwood, IN	2 GWh	Aug 2016	Dec 2023	Solar
Michigan Wind 1	Michigan Wind 1, LLC	Ubly, MI	132 GWh	Nov 2008	Dec 2023	Wind
Ubly	Thumb Electric Coop of Mich	Ubly, MI	17 MWh	May 1938	Dec 2023	Distillate Fuel Oil : 77.3% Natural Gas : 22.7%
Point Beach Nuclear Plant	NextEra Energy Point Beach LLC	Two Rivers, WI	10 TWh	May 1969	Sep 2024	Nuclear
Two Creeks Solar	Wisconsin Public Service Corp	Two Rivers, WI	197 GWh	Oct 2020	Sep 2024	Solar
Point Beach Solar	Point Beach Solar	Two Creeks, WI	204 GWh	Aug 2021	Sep 2024	Solar
Viresco Turtle Lake	Viresco Turtle Lake	Turtle Lake, WI	5 GWh	Aug 2013	Dec 2023	Other Biomass Gas
Truman	City of Truman	Truman, MN	18 MWh	Aug 1938	Dec 2023	Distillate Fuel Oil
Troy Solar	Southern Indiana Gas & Elec Co	Troy, IN	89 GWh	Mar 2021	Sep 2024	Solar
Lakefield Junction	Great River Energy	Trimont, MN	79 GWh	May 2001	Dec 2023	Natural Gas : 99.7%
Trimont Area Wind Farm	Avangrid Renewables LLC	Trimont, MN	356 GWh	Oct 2005	Dec 2023	Wind
Elm Creek Wind II LLC	Avangrid Renewables LLC	Trimont, MN	251 GWh	Nov 2010	Dec 2023	Wind
Elm Creek Wind LLC	Avangrid Renewables LLC	Trimont, MN	209 GWh	Nov 2008	Dec 2023	Wind
OREG 3 Inc	Ormat Nevada Inc	Trimont, MN	36 GWh	Jul 2010	Sep 2024	Waste Heat
Slocum	DTE Electric Company	Trenton, MI	96 MWh	Oct 1968	Nov 2023	Distillate Fuel Oil
Trenton Channel	DTE Electric Company	Trenton, MI	575 GWh	May 1949	Dec 2022	Subbituminous Coal : 90.0% Bituminous Coal : 9.4% Distillate Fuel Oil : 0.6%
M72 West Solar	Heritage Sustainable Energy. LLC	Traverse City, MI	2 GWh	Nov 2019	Dec 2023	Solar
TCLP Solar Phase 1	Heritage Sustainable Energy. LLC	Traverse City, MI	1 GWh	Sep 2017	Dec 2023	Solar
Johnson Co. Solar RES	Hoosier Energy R E C, Inc	Trafalgar, IN	2 GWh	Sep 2016	Dec 2023	Solar
Traer Wind Project	City of Traer - (IA)	Traer, IA	6 GWh	Sep 2010	Dec 2023	Wind
Traer Main	City of Traer - (IA)	Traer, IA	7 MWh	Dec 1962	Dec 2023	Distillate Fuel Oil : 93.4% Natural Gas : 6.6%
Aquarius Community Solar	National Grid Renewables	Tracy, MN	2 GWh	Apr 2019	Dec 2023	Solar
Antares Community Solar	Antares Community Solar	Tracy, MN	5 GWh	May 2018	Dec 2023	Solar
Caldron Falls	Wisconsin Public Service Corp	Town of Stephenson, WI	12 GWh	Oct 1924	Dec 2023	Water
Sandstone Rapids	Wisconsin Public Service Corp	Town of Stephenson, WI	8 GWh	Dec 1924	Dec 2023	Water
High Falls (WI)	Wisconsin Public Service Corp	Town of Stephenson, WI	16 GWh	Jul 1910	Dec 2023	Water
Johnson Falls	Wisconsin Public Service Corp	Town of Stephenson, WI	10 GWh	Jun 1923	Dec 2023	Water
Grant County	Wisconsin Power & Light Co	Town of Potosi, WI	141 GWh	-	Sep 2024	Solar
Potato Rapids	Wisconsin Public Service Corp	Town of Porterfield, WI	4 GWh	Apr 1921	Dec 2023	Water
Tower	Wolverine Power Supply Coop	Tower, MI	195 MWh	Feb 1971	Dec 2023	Distillate Fuel Oil
Tatanka Ridge	Tatanka Ridge LLC	Toronto, SD	600 GWh	Dec 2020	Sep 2024	Wind
Briscoe 1A	7th Road Solar 1, LLC (Briscoe 1A)	Tonica, IL	4 GWh	Jan 2023	Dec 2023	Solar
Packaging of America Tomahawk Mill	PCA-Tomahawk Mill	Tomahawk, WI	113 GWh	Dec 1919	Dec 2023	Natural Gas : 36.9% Wood/Wood Waste Solids : 34.9% Black Liquor : 15.8% Water : 12.0%
Tomahawk	Wisconsin Public Service Corp	Tomahawk, WI	7 GWh	Dec 1937	Dec 2023	Water
Agriwind	Agriwind Holdings, LLC	Tiskilwa, IL	5 GWh	Jun 2007	Dec 2023	Wind
Tipton	City of Tipton - (IA)	Tipton, IA	42 MWh	Oct 1955	Dec 2023	Distillate Fuel Oil
Tipton Solar Park	Indiana Municipal Power Agency	Tipton, IN	9 GWh	Jun 2019	Dec 2023	Solar
Ameresco Danville Solar, LLC	Greenbacker Renewable Energy Corporation	Tilton, IL	4 GWh	Nov 2021	Dec 2023	Solar
Tilton	Earthrise Energy, PBC	Tilton, IL	63 GWh	May 1999	Dec 2023	Natural Gas
Jack Fusco Energy Center	Brazos Valley Energy	Thompsons, TX	3 TWh	Apr 2003	Sep 2024	Natural Gas
Thief River Falls	City of Thief River Falls	Thief River Falls, MN	3 GWh	Jul 1927	Dec 2023	Water : 99.8%
Wabash Valley Power IGCC	Wabash Valley Power Assn, Inc	Terre Haute, IN	527 GWh	Nov 1953	Sep 2024	Natural Gas
Carroll Area Wind Farm	SRIV Partnership LLC	Templeton, IA	70 GWh	Dec 2014	Dec 2023	Wind
Tell City Solar Park	Indiana Municipal Power Agency	Tell City, IN	2 GWh	Jun 2020	Dec 2023	Solar
IMPA Tell City Solar Park	Indiana Municipal Power Agency	Tell City, IN	5 GWh	Jun 2015	Dec 2023	Solar
Hendershot Solar, LLC	Hendershot Solar, LLC	Tecumseh, MI	4 GWh	Dec 2020	Dec 2023	Solar
Sugar Creek Wind One LLC	Sugar Creek Wind One LLC	TBD, IL	641 GWh	Oct 2020	Sep 2024	Wind
Lincoln Land Wind	Lincoln Land Wind, LLC	TBD, IL	1 TWh	Oct 2021	Sep 2024	Wind
Five Oaks Gas Recovery	WM Renewable Energy LLC	Taylorville, IL	22 GWh	Jan 2008	Dec 2023	Landfill Gas
MSC-Chisago02 LLC	MSC-Chisago02 LLC	Taylors Falls, MN	2 GWh	Jul 2019	Dec 2023	Solar
Novel Stein Solar LLC CSG	REA Investments, LLC	Taylors Falls, MN	2 GWh	Aug 2022	Dec 2023	Solar
MSC-Chisago01 LLC CSG	MSC-Chisago01 LLC	Taylors Falls, MN	2 GWh	Jun 2019	Dec 2023	Solar
Fox CSG, LLC	Ecoplexus, Inc	Taylors Falls, MN	8 GWh	Feb 2018	Dec 2023	Solar
USS Sunrise Solar LLC CSG	Standard Solar	Taylors Falls, MN	2 GWh	May 2020	Dec 2023	Solar
Gopher CSG	SoCore Energy LLC	Taylor Falls, MN	8 GWh	Dec 2017	Dec 2023	Solar
Chisago Community Solar	Chisago Community Solar	Taylor Falls, MN	6 GWh	Nov 2016	Dec 2023	Solar
Taylors Falls CSG	SoCore Energy LLC	Taylor Falls, MN	8 GWh	Dec 2017	Dec 2023	Solar
Farmers City Wind LLC	Avangrid Renewables LLC	Tarkio, MO	240 GWh	Mar 2009	Dec 2023	Wind
Dow St Charles Operations	Dow Chemical Co - St Charles	Taft, LA	2 TWh	Nov 1996	Sep 2024	Natural Gas : 99.2% Other Gas : 0.8%
Prairie State Solar Project	Prairie State Solar, LLC	Swanwick Township, IL	233 GWh	Jun 2021	Sep 2024	Solar
Sumrall II Solar Farm	Onward Energy	Sumrall, MS	98 GWh	Nov 2017	Sep 2024	Solar
Hawkeye Wind Farm	Greenbacker Renewable Energy Corporation	Sumner, IA	97 GWh	Sep 2012	Dec 2023	Wind
Sumner	City of Sumner - (IA)	Sumner, IA	655 MWh	Jul 1956	Dec 2023	Distillate Fuel Oil
Calcasieu	Entergy Louisiana LLC	Sulphur, LA	104 GWh	Apr 2000	Nov 2023	Natural Gas
CITGO Refinery Powerhouse	CITGO Petroleum Corp	Sulphur, LA	174 GWh	Dec 1941	Dec 2023	Other Gas
Lake Charles Plant	Rain CII Carbon LLC	Sulphur, LA	155 GWh	Nov 2012	Jan 2024	Waste Heat
Merom	Hallador Power Company, LLC	Sullivan, IN	3 TWh	Jan 1982	Sep 2024	Bituminous Coal : 99.7%
Sullivan (IL)	City of Sullivan - (IL)	Sullivan, IL	212 MWh	May 1946	Sep 2024	Distillate Fuel Oil
Stuttgart Solar	Stuttgart Solar, LLC	Stuttgart, AR	155 GWh	Dec 2017	Sep 2024	Solar
Waxdale	S.C. Johnson & Son, Inc.	Sturtevant, WI	46 GWh	Nov 2003	Sep 2024	Landfill Gas : 41.0% Natural Gas : 40.3% Wind : 12.6% Solar : 6.0%
Wind GEM	Wind GEM, LLC	Stuart, IA	5 GWh	Aug 2015	Dec 2023	Wind
Stuart (IA)	City of Stuart - (IA)	Stuart, IA	1 MWh	Jan 1956	Dec 2022	Distillate Fuel Oil
Gilliam South	City of Stuart - (IA)	Stuart, IA	1 MWh	Jan 2001	Dec 2023	Distillate Fuel Oil
South Strawberry	City of Strawberry Point	Strawberry Point, IA	12 MWh	Dec 2001	Dec 2023	Distillate Fuel Oil
Strawberry Point DPC Solar	SoCore Energy LLC	Strawberry Point, IA	2 GWh	Oct 2017	Dec 2023	Solar
Great Pathfinder Wind	Great Pathfinder Wind	Stratford, IA	791 GWh	Jan 2023	Sep 2024	Wind
Story City Wind Project	Hamilton Wind Energy LLC	Story City, IA	3 GWh	Sep 2010	Dec 2023	Wind
Story City	City of Story City - (IA)	Story City, IA	233 MWh	Dec 1963	Dec 2023	Distillate Fuel Oil : 95.6% Natural Gas : 4.4%
IGS Stockton DG CSG	IGS Stockton DG, LLC	Stockton, IL	3 GWh	Oct 2020	Dec 2023	Solar
USS Verbena Solar LLC	United States Solar Corporation	Stewart, MN	2 GWh	Sep 2022	Dec 2023	Solar
FastSun 7 CSG	Altus Power America Management, LLC	Stewart, MN	2 GWh	Nov 2019	Dec 2023	Solar
Stewart CSG1, LLC	Nautilus Solar Solutions	Stewart, MN	2 GWh	Jul 2021	Dec 2023	Solar
McLeod Community Solar One LLC CSG	Madison Energy Holdings LLC	Stewart, MN	2 GWh	Nov 2019	Dec 2023	Solar
Stevens Point Mill	Pixelle Specialty Solution, LLC	Stevens Point, WI	14 GWh	Jan 2002	Dec 2023	Natural Gas
Stevens Point	Consolidated Water Power Co	Stevens Point, WI	24 GWh	Dec 1917	Dec 2023	Water
Ouachita	Entergy Louisiana LLC	Sterlington, LA	5 TWh	Jul 2002	Sep 2024	Natural Gas
Perryville Power Station	Entergy Louisiana LLC	Sterlington, LA	4 TWh	May 2001	Sep 2024	Natural Gas
White Rapids	Wisconsin Electric Power Co	Stephenson, MI	30 GWh	Sep 1927	Dec 2023	Water
Chalk Hill	Wisconsin Electric Power Co	Stephenson, MI	30 GWh	Apr 1927	Dec 2023	Water
State Center	City of State Center - (IA)	State Center, IA	53 MWh	Jul 1972	Dec 2023	Distillate Fuel Oil : 69.0% Natural Gas : 31.0%
SolarClub 03	Nautilus Solar Solutions	Starbuck, MN	327 MWh	Aug 2023	Dec 2023	Solar
Strandness Garden	Strandness Garden LLC	Starbuck, MN	2 GWh	Jan 2020	Dec 2023	Solar
Star Garden	Star Garden LLC	Starbuck, MN	2 GWh	Jan 2020	Dec 2023	Solar
Wollan Garden Solar	Wollan Garden LLC	Starbuck, MN	2 GWh	Jun 2019	Dec 2023	Solar
PopeSun CSG, LLC	Cypress Creek Renewables	Starbuck, MN	7 GWh	Nov 2017	Dec 2023	Solar
Malmedal Solar Garden	Malmedal Garden LLC	Starbuck, MN	2 GWh	Jun 2019	Dec 2023	Solar

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