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	May 2025
Annual Generation	643.3 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 \| 0.5%

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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
Sugar Creek Power	Northern Indiana Pub Serv Co	West Terre Haute, IN	4 TWh	May 2002	Mar 2025	Natural Gas
Cottonwood Energy Project	NRG Cottonwood Tenant LLC	Deweyville, TX	6 TWh	Jun 2003	Mar 2025	Natural Gas
Jack Fusco Energy Center	Brazos Valley Energy	Thompsons, TX	3 TWh	Apr 2003	Mar 2025	Natural Gas
NCAH Central Utility Plant	National Centers for Animal Health	Ames, IA	11 GWh	May 1996	Mar 2025	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Lake Charles Plant	Rain CII Carbon LLC	Sulphur, LA	46 GWh	Nov 2012	Mar 2025	Waste Heat
Holland Energy Facility	NAES Corporation - (WA)	Beecher City, IL	2 TWh	Aug 2002	Mar 2025	Natural Gas
Tuscola Bay Wind	Tuscola Bay Wind LLC	Reese, MI	372 GWh	Nov 2012	Mar 2025	Wind
Jackson Generating Station	Consumers Energy Co - (MI)	Jackson, MI	2 TWh	Jun 2002	Mar 2025	Natural Gas
Whiting Clean Energy	BP Alternative Energy	Whiting, IN	3 TWh	Mar 2002	Mar 2025	Natural Gas
Red Rock Hydro Plant	Western Minnesota Mun Pwr Agny	Pella, IA	146 GWh	Apr 2021	Mar 2025	Water
Attala	Entergy Mississippi LLC	Sallis, MS	2 TWh	Feb 2001	Mar 2025	Natural Gas
Hinds Energy Facility	Entergy Mississippi LLC	Jackson, MS	3 TWh	Apr 2001	Mar 2025	Natural Gas
Acadia Energy Center	Cleco Power LLC	Eunice, LA	5 TWh	Jun 2002	Mar 2025	Natural Gas
Thomson Reuters Campus Bldg A-D	Thomson Corp	Eagan, MN	91 MWh	Mar 1999	Mar 2025	Distillate Fuel Oil
RS Cogen	Westlake 2 US LLC	Lake Charles, LA	2 TWh	Nov 2002	Mar 2025	Natural Gas
Indy Solar I, LLC	Onward Energy	Indianapolis, IN	15 GWh	Nov 2013	Mar 2025	Solar
Indy Solar III, LLC	Onward Energy	Indianapolis, IN	14 GWh	Nov 2013	Mar 2025	Solar
Indy Solar II, LLC	Onward Energy	Indianapolis, IN	15 GWh	Nov 2013	Mar 2025	Solar
Taft Cogeneration Facility	Occidental Chemical Corporation	Hahnville, LA	5 TWh	Jun 2002	Mar 2025	Natural Gas : 98.9% Other Gas : 1.1%
Zeeland Generating Station	Consumers Energy Co - (MI)	Zeeland, MI	5 TWh	May 2001	Mar 2025	Natural Gas
Pine Bluff Energy Center	Pine Bluff Energy LLC	Pine Bluff, AR	1 TWh	Jul 2001	Mar 2025	Natural Gas
Heat Recovery Coke Facility	Cokenergy Inc	East Chicago, IN	426 GWh	Mar 1998	Mar 2025	Waste Heat
Westlake Plaquemine	Westlake Chemicals & Vinyls LLC	Plaquemine, LA	2 TWh	Apr 1997	Mar 2025	Natural Gas : 97.8% Other Gas : 2.2%
LSP-Whitewater LP	Wisconsin Electric Power Co	Whitewater, WI	903 GWh	Aug 1997	Mar 2025	Natural Gas
Pheasant Run Wind LLC	Pheasant Run Wind LLC	Pigeon, MI	260 GWh	Nov 2013	Mar 2025	Wind
Tuscola Wind II LLC	Tuscola Wind II LLC	Reese, MI	307 GWh	Oct 2013	Mar 2025	Wind
Pine Tree Acres	EPP Renewable Energy	Lenox Twp, MI	68 GWh	May 1998	Mar 2025	Landfill Gas
RC Thomas Hydroelectric Project	East Texas Electric Coop, Inc	Livingston, TX	122 GWh	Jun 2020	Mar 2025	Water
Courtenay Wind Farm	Northern States Power Co - Minnesota	Courtenay, ND	754 GWh	Nov 2016	Mar 2025	Wind
Apple Blossom Wind Farm	Apple Blossom Wind, LLC	Pigeon, MI	266 GWh	Oct 2017	Mar 2025	Wind
Black Oak Wind Farm	Black Oak Wind, LLC	Sauk Centre, MN	313 GWh	Nov 2016	Mar 2025	Wind
Southwestern Bell Telephone	AT&T	St. Louis, MO	72 MWh	Jan 1992	Mar 2025	Distillate Fuel Oil
MMSD Jones Island Wastewater	Milwaukee Metro Sewerage Dist	Milwaukee, WI	59 GWh	Dec 1970	Mar 2025	Natural Gas : 84.8% Landfill Gas : 15.1%
Brookfield	DTE Electric Company	Pigeon, MI	255 GWh	Jan 2014	Mar 2025	Wind
Hendricks Regional Health	Hendricks Regional Health	Danville, IN	30 MWh	Aug 1992	Mar 2025	Distillate Fuel Oil
Alliant SBD 9107 JBS USA	Industrial Energy Applications Inc	Marshalltown, IA	35 MWh	Jul 1992	Mar 2025	Distillate Fuel Oil
Alliant SBD 9201 Norplex	Industrial Energy Applications Inc	Postville, IA	75 MWh	Nov 1988	Mar 2025	Distillate Fuel Oil
Metro Methane Recovery Facility	WM Renewable Energy LLC	Mitchellville, IA	78 GWh	Dec 1997	Mar 2025	Landfill Gas
Highland Wind Project (IA)	MidAmerican Energy Co	Primghar, IA	2 TWh	May 2015	Mar 2025	Wind
Warner Lambert	University of Michigan NCampus Research	Ann Arbor, MI	23 GWh	Jul 1989	Mar 2025	Natural Gas
Southern Minnesota Beet Sugar	Southern Minnesota Beet Sugar	Renville, MN	28 GWh	Aug 1976	Mar 2025	Subbituminous Coal : 71.8% Natural Gas : 27.5% Residual Fuel Oil : 0.7%
Gaylord Container Bogalusa	Temple-Inland Corp	Bogalusa, LA	418 GWh	May 1979	Mar 2025	Black Liquor : 55.8% Wood/Wood Waste Solids : 36.5% Natural Gas : 7.6%
Sugar Creek Wind One LLC	Sugar Creek Wind One LLC	TBD, IL	688 GWh	Oct 2020	Mar 2025	Wind
Lincoln Land Wind	Lincoln Land Wind, LLC	TBD, IL	1 TWh	Oct 2021	Mar 2025	Wind
Goodyear Beaumont Chemical Plant	Goodyear Tire & Rubber Co	Beaumont, TX	272 GWh	Feb 1987	Mar 2025	Natural Gas : 98.7% Waste/Other Oil : 1.3%
West Group Data Center	Thomson Corp	Eagan, MN	53 MWh	Apr 2005	Mar 2025	Distillate Fuel Oil
Saint Marys Hospital Power Plant	St Mary's Hospital	Rochester, MN	56 GWh	Dec 1970	Mar 2025	Natural Gas : 99.4% Distillate Fuel Oil : 0.6%
Franklin Heating Station	Franklin Heating Station	Rochester, MN	65 GWh	Dec 1950	Mar 2025	Natural Gas : 75.9% Purchased Steam : 22.5% Distillate Fuel Oil : 1.6%
Iowa State University	Iowa State University	Ames, IA	83 GWh	Sep 1960	Mar 2025	Natural Gas
Port Edwards Mill	Domtar Industries Inc	Port Edwards, WI	41 GWh	Dec 1912	Mar 2025	Water
International Paper Vicksburg Mill	International Paper Co-Vicksbg	Vicksburg, MS	204 GWh	Dec 1966	Mar 2025	Black Liquor : 50.6% Natural Gas : 32.5% Wood/Wood Waste Solids : 16.7%
Kaukauna Paper Mill	Thilmany LLC	Kaukauna, WI	116 GWh	Dec 1950	Mar 2025	Black Liquor : 50.7% Natural Gas : 49.3%
Mansfield Mill	IPC-Mansfield Mill	Mansfield, LA	761 GWh	Sep 1981	Mar 2025	Natural Gas : 57.1% Black Liquor : 29.2% Wood/Wood Waste Solids : 12.0% Tire-derived Fuels : 1.8%
Motiva Enterprises Port Arthur Refinery	Motiva Enterprises LLC	Port Arthur, TX	2 TWh	May 1957	Mar 2025	Natural Gas : 90.7% Other Gas : 9.3%
MU Combined Heat and Power Plant	Curators of the University of Missouri	Columbia, MO	198 GWh	Jun 1961	Mar 2025	Natural Gas : 73.5% Wood/Wood Waste Solids : 24.8% Bituminous Coal : 1.7%
Caterpillar	Caterpillar Inc	Lafayette, IN	28 GWh	Nov 1983	Mar 2025	Natural Gas
Rhinelander Mill	Ahlstrom-Munksjo	Rhinelander, WI	5 GWh	Nov 1917	Mar 2025	Water
Sagamore Plant Cogeneration	Tate & Lyle Ingredients Americas Inc	Lafayette, IN	20 GWh	Sep 1984	Mar 2025	Natural Gas
Kent County Waste to Energy Facility	Kent County	Grand Rapids, MI	96 GWh	Sep 1989	Mar 2025	Non-biogenic Municipal Solid Waste : 54.8% Biogenic Municipal Solid Waste : 44.8%
TES Filer City Station	TES Filer City Station LP	Filer City, MI	243 GWh	Apr 1990	Mar 2025	Bituminous Coal : 69.6% Natural Gas : 15.5% Wood/Wood Waste Solids : 14.9%
Gary Works	United States Steel-Gary	Gary, IN	766 GWh	Mar 1997	Mar 2025	Blast Furnace Gas : 50.6% Natural Gas : 49.3%
Sappi Cloquet Mill	Sappi Cloquet LLC	Cloquet, MN	470 GWh	Dec 1928	Mar 2025	Black Liquor : 66.5% Wood/Wood Waste Solids : 16.8% Natural Gas : 12.1% Water : 3.9%
ExxonMobil Beaumont Refinery	ExxonMobil Oil Corp	Beaumont, TX	4 TWh	Dec 1965	Mar 2025	Natural Gas : 96.6% Other Gas : 3.4%
Mosinee Mill	Ahlstrom-Munksjo NA Specialty Solutions, LLC	Mosinee, WI	124 GWh	Jun 1916	Mar 2025	Black Liquor : 42.8% Bituminous Coal : 30.6% Water : 17.4% Wood/Wood Waste Solids : 4.6% Natural Gas : 1.8% Sludge Waste : 1.7% Residual Fuel Oil : 1.1%
Omega Hills Gas Recovery	WM Renewable Energy LLC	Germantown, WI	82 GWh	Nov 1985	Mar 2025	Landfill Gas
PPG Powerhouse C	Westlake 2 US LLC	Lake Charles, LA	2 TWh	Jul 1977	Mar 2025	Natural Gas : 99.2% Other Gas : 0.8%
University of Michigan	University of Michigan	Ann Arbor, MI	204 GWh	Dec 1974	Mar 2025	Natural Gas
Menominee Mill Marinette	Eagle Creek Renewable Energy, LLC	Menominee, MI	12 GWh	Dec 1923	Mar 2025	Water
Georgia-Pacific Corp - Nekoosa Mill	Domtar Industries Inc	Nekoosa, WI	195 GWh	Dec 1911	Mar 2025	Black Liquor : 43.5% Natural Gas : 42.5% Water : 14.0%
Zimmerman Energy	Landfill Energy Systems	Argos, IN	35 GWh	Oct 2014	Mar 2025	Landfill Gas
Alpena Cement Plant	Lafarge Corp	Alpena, MI	182 GWh	Dec 1951	Mar 2025	Petroleum Coke : 80.2% Natural Gas : 19.8%
Purdue University	Purdue University	West Lafayette, IN	121 GWh	Dec 1968	Mar 2025	Natural Gas : 92.4% Bituminous Coal : 7.6%
Dow St Charles Operations	Dow Chemical Co - St Charles	Taft, LA	2 TWh	Nov 1996	Mar 2025	Natural Gas : 99.1% Other Gas : 0.9%
Waxdale	S.C. Johnson & Son, Inc.	Sturtevant, WI	39 GWh	Nov 2003	Mar 2025	Natural Gas : 45.7% Landfill Gas : 35.6% Wind : 10.2% Solar : 8.5%
University of Northern Iowa	University of Northern Iowa	Cedar Falls, IA	22 GWh	Oct 1982	Mar 2025	Natural Gas : 68.6% Petroleum Coke : 22.8% Bituminous Coal : 8.4%
Archer Daniels Midland Decatur	Archer Daniels Midland Co	Decatur, IL	727 GWh	Mar 1987	Mar 2025	Bituminous Coal : 62.0% Subbituminous Coal : 37.8%
Archer Daniels Midland Cedar Rapids	Archer Daniels Midland Co	Cedar Rapids, IA	1 TWh	Oct 1988	Mar 2025	Subbituminous Coal : 57.5% Natural Gas : 28.4% Bituminous Coal : 14.1%
Archer Daniels Midland Clinton	Archer Daniels Midland Co	Clinton, IA	785 GWh	Jan 2009	Mar 2025	Subbituminous Coal : 90.1% Other Biomass Solids : 9.2% Bituminous Coal : 0.7%
Clinton LFGTE	Wabash Valley Power Assn, Inc	Clinton, IL	12 GWh	Jan 2006	Mar 2025	Landfill Gas
St. Paul Intl Airport Red & Blue Parking	Metropolitan Airports Commission	St. Paul, MN	3 GWh	Nov 2015	Mar 2025	Solar
Sabine River Operations	The Dow Chemical Company	Orange, TX	3 TWh	Dec 1947	Mar 2025	Natural Gas : 99.2% Other Gas : 0.8%
Midland Cogeneration Venture	Midland Cogeneration Venture	Midland, MI	10 TWh	May 1989	Mar 2025	Natural Gas
IKEA St. Louis 410	IKEA Property Inc	St. Louis, MO	338 MWh	Aug 2015	Mar 2025	Solar
International Falls Power	Boise White Paper LLC	International Falls, MN	54 GWh	Dec 1923	Mar 2025	Water
Boise Cascade International Falls	Boise White Paper LLC	International Falls, MN	340 GWh	Dec 1926	Mar 2025	Black Liquor : 63.7% Natural Gas : 22.8% Wood/Wood Waste Solids : 12.1% Sludge Waste : 1.3%
Expander Turbine	Cleveland Cliffs	East Chicago, IN	87 GWh	Apr 1981	Mar 2025	Blast Furnace Gas
Anheuser-Busch St Louis	Anheuser-Busch Inc	St. Louis, MO	42 GWh	Dec 1938	Mar 2025	Natural Gas : 92.4% Other Biomass Gas : 7.6%
North Star Solar Project	North Star Solar PV LLC	North Branch, MN	185 GWh	Nov 2016	Mar 2025	Solar
Marshall Solar Energy Project	Marshall Solar Energy Project	Marshall, MN	90 GWh	Dec 2016	Mar 2025	Solar
Consumer Operations LLC	Georgia-Pacific Consumer Oper. Green Bay LLC	Green Bay, WI	252 GWh	Dec 1953	Mar 2025	Natural Gas
T B Simon Power Plant	Michigan State University	East Lansing, MI	249 GWh	Nov 1965	Mar 2025	Natural Gas
Cardinal Point Wind	Cardinal Point LLC	Sciota, IL	539 GWh	Feb 2020	Mar 2025	Wind
New Frontier Wind	Meadowlark Wind I LLC	Ruso, ND	408 GWh	Nov 2018	Mar 2025	Wind
Escanaba Mill	Billerud Escanaba LLC	Escanaba, MI	456 GWh	Dec 1968	Mar 2025	Black Liquor : 45.2% Natural Gas : 30.9% Wood/Wood Waste Solids : 22.8% Residual Fuel Oil : 0.6%
CF Industries Yazoo City Complex	CF Industries Nitrogen LLC	Yazoo City, MS	142 GWh	Jun 1984	Mar 2025	Natural Gas
Covanta Hennepin Energy	Covanta Energy Co	Minneapolis, MN	214 GWh	Sep 1989	Mar 2025	Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.6%
Coyote	Otter Tail Power Co	Beulah, ND	2 TWh	Apr 1981	Mar 2025	Lignite Coal : 99.7%
Arkansas Nuclear One	Entergy Arkansas LLC	Russellville, AR	15 TWh	Nov 1974	Mar 2025	Nuclear
Emery Station	Interstate Power and Light Co	Clear Lake, IA	2 TWh	Apr 2004	Mar 2025	Natural Gas
Columbia (WI)	Wisconsin Power & Light Co	Pardeville, WI	5 TWh	Apr 1975	Mar 2025	Subbituminous Coal : 99.9%

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	727.7 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	858.5 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	858.5 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	643.3 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	476.0 TWh	1,139
#5	Southwest Power Pool	297.0 TWh	762
#6	Southern Company Services, Inc. - Trans	251.8 TWh	393
#7	California Independent System Operator	190.1 TWh	1,943
#8	Tennessee Valley Authority	158.8 TWh	170
#10	Florida Power & Light Co.	148.3 TWh	159
#12	New York Independent System Operator	130.6 TWh	1,100
#13	Duke Energy Carolinas	111.4 TWh	556