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.

Register Now for Comprehensive Access

Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Midcontinent Independent System Operator, Inc..

Create Your Account Today

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

Download Generation

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
A B Brown	Southern Indiana Gas & Elec Co	Mount Vernon, IN	753 GWh	Feb 1979	Jul 2026	Natural Gas
A.J. Mihm Generating Station	Upper Michigan Energy Resources Company	Pelkie, MI	185 GWh	Feb 2019	Dec 2025	Natural Gas
Abel Solar	SoCore Energy LLC	Morrison, IL	4 GWh	Nov 2021	Dec 2025	Solar
Acadia Energy Center	Cleco Power LLC	Eunice, LA	6 TWh	Jun 2002	Jul 2026	Natural Gas
ACC	Entegrity Solar ACC, LLC	Searcy, AR	4 GWh	Apr 2023	Dec 2025	Solar
Acturus Community Solar	Geronimo Power	Kasota, MN	2 GWh	Nov 2018	Dec 2025	Solar
Ada Cogeneration LP	Ada Cogeneration LLC	Ada, MI	185 GWh	Sep 1990	Dec 2025	Natural Gas
Ada Dam	Eagle Creek Renewable Energy, LLC	Ada, MI	2 GWh	Feb 1984	Dec 2025	Water
Adair Wind Farm	MidAmerican Energy Co	Adair, IA	551 GWh	Nov 2008	Dec 2025	Wind
Adams PV Plant	Adams PV Plant (WI)	Adams, WI	15 GWh	Jun 2023	Dec 2025	Solar
Adams Road Solar	Wisconsin Electric Power Co	Franksville, WI	6 MWh	Nov 2025	Dec 2025	Solar
Adams Wind	MidAmerican Energy Co	Lenox, IA	460 GWh	Sep 2015	Dec 2025	Wind
Adams Wind Farm	Justin McNeilus	Adams, MN	10 GWh	Aug 2003	May 2025	Wind
Adams Wind Generations LLC	BEAM US, LLC	Cosmos, MN	57 GWh	Feb 2011	Dec 2025	Wind
ADC Varner	Entegrity Solar ADC, LLC	Gould, AR	11 GWh	Feb 2024	Dec 2025	Solar
Adelite Solar, LLC	Birch Creek Development	Hamilton, MO	20 GWh	-	Jul 2026	Solar
Adrian Energy Associates LLC	NextEra Renewable Fuels, LLC	Adrian, MI	2 GWh	Nov 1994	Dec 2025	Landfill Gas
AES Belleville Solar LLC	AES Distributed Energy	Belleville, IL	6 GWh	Aug 2021	Dec 2025	Solar
AES Petersburg	AES Indiana	Petersburg, IN	4 TWh	May 1967	Jul 2026	Bituminous Coal : 93.2% Natural Gas : 6.6%
Agassiz Beach LLC	CHI Operations Inc	Averill, MN	3 GWh	Jan 2001	Dec 2025	Wind
Agrilectric Power Partners Ltd	Agrilectric Power Partners Ltd	Lake Charles, LA	84 GWh	Jun 1984	Dec 2025	Agricultural By-Products : 99.5%
Agrimony 1	Greenbacker Renewable Energy Corporation	Warren, IL	2 GWh	Dec 2024	Dec 2025	Solar
Agrimony 2	Greenbacker Renewable Energy Corporation	Warren, IL	2 GWh	May 2025	Dec 2025	Solar
Agriwind	Agriwind Holdings, LLC	Tiskilwa, IL	17 GWh	Jun 2007	Dec 2025	Wind
Air Products Port Arthur	Air Products LLC	Port Arthur, TX	1 TWh	Oct 2000	Dec 2025	Natural Gas : 93.4% Other Gas : 6.6%
Albany Solar	Enel Green Power NA, Inc.	Albany, MN	19 GWh	Nov 2016	Dec 2025	Solar
Albany Solar (WI)	Wisconsin Power & Light Co	Broadhead, WI	100 GWh	Nov 2023	Jul 2026	Solar
Alcona	Consumers Energy Co - (MI)	Glennie, MI	26 GWh	Dec 1923	Dec 2025	Water
Alden Road Harvard Solar 1	Alden Road Harvard Solar 1, LLC	Harvard, IL	4 GWh	Nov 2020	Dec 2025	Solar
Alexander	Wisconsin Public Service Corp	Merrill, WI	14 GWh	Dec 1924	Dec 2025	Water
Alexandria	City of Alexandria - (MN)	Alexandria, MN	51 MWh	Dec 1947	Dec 2025	Distillate Fuel Oil
Allegan Dam	Consumers Energy Co - (MI)	Allegan, MI	12 GWh	Dec 1934	Dec 2025	Water
Allen S King	Northern States Power Co - Minnesota	Oak Park Heights, MN	861 GWh	Feb 1958	Jul 2026	Subbituminous Coal : 99.5%
Alliant Energy Neenah	Wisconsin Power & Light Co	Neenah, WI	483 GWh	Apr 2000	Dec 2025	Natural Gas
Alliant SBD 8602 Marion Sub	Industrial Energy Applications Inc	Marion, IA	30 MWh	Jul 1986	Dec 2025	Distillate Fuel Oil
Alliant SBD 9106 Rockwell CR	Industrial Energy Applications Inc	Cedar Rapids, IA	185 MWh	May 1992	Dec 2025	Distillate Fuel Oil
Alliant SBD 9107 JBS USA	Industrial Energy Applications Inc	Marshalltown, IA	45 MWh	Jul 1992	Jul 2026	Distillate Fuel Oil
Alliant SBD 9201 Norplex	Industrial Energy Applications Inc	Postville, IA	30 MWh	Nov 1988	Jul 2026	Distillate Fuel Oil
Alliant SBD 9203 Profol	American Profol Incorporated	Cedar Rapids, IA	33 MWh	Aug 1996	Jul 2026	Distillate Fuel Oil
Alliant SBD 9205 A Y McDonald	Industrial Energy Applications Inc	Dubuque, IA	17 MWh	Feb 1990	Dec 2025	Distillate Fuel Oil
Alliant SBD 9206 Donaldson	Industrial Energy Applications Inc	Cresco, IA	7 MWh	Oct 1995	Dec 2025	Distillate Fuel Oil
Alliant SBD 9301 Prairie Farms	Industrial Energy Applications Inc	Dubuque, IA	69 MWh	Jun 1993	Dec 2025	Distillate Fuel Oil
Alliant SBD 9403 Aegon DC	Industrial Energy Applications Inc	Cedar Rapids, IA	15 MWh	Dec 1994	Dec 2025	Distillate Fuel Oil
Alliant SBD0201 Ingredion	Industrial Energy Applications Inc	Cedar Rapids, IA	38 MWh	May 2003	Dec 2025	Distillate Fuel Oil
Alliant SBG 9802 Toyota	Industrial Energy Applications Inc	Cedar Rapids, IA	6 MWh	Nov 1998	Oct 2025	Natural Gas
Allie L.L.C. (CSG)	Allie L.L.C.	Renville, MN	2 GWh	Jul 2022	Dec 2025	Solar
Allium Community Solar Garden, LLC	Geronimo Power	Paynesville, MN	2 GWh	Dec 2020	Dec 2025	Solar
Alpena Cement Plant	Amrize Cement Inc.	Alpena, MI	212 GWh	Dec 1951	Jul 2026	Petroleum Coke : 86.9% Natural Gas : 13.1%
Alpine Power Plant	Wolverine Power Supply Coop	Elmira, MI	776 GWh	May 2016	Dec 2025	Natural Gas
Alsey	Prairie Power, Inc	Alsey, IL	35 GWh	May 1999	Dec 2025	Natural Gas : 99.8%
Altair Community Solar Garden	Geronimo Power	New Richmond, MN	2 GWh	Jan 2019	Dec 2025	Solar
Altamont	City of Altamont - (IL)	Altamont, IL	75 MWh	Dec 2001	Dec 2025	Distillate Fuel Oil
Altona Solar, LLC	Birch Creek Power, LLC	Centralia, MO	67 GWh	Jul 2024	Jul 2026	Solar
Alverno Hydro Plant	Energen Renewables, LLC	Cheboygan, MI	3 GWh	Dec 1959	Dec 2025	Water
Amana Society Service Company	Amana Society Service Co	Middle Amana, IA	1 GWh	Apr 2001	Dec 2025	Distillate Fuel Oil
Amazon MDW7 Solar Project	Solar Star Prime 6, LLC	Monee, IL	3 GWh	Oct 2022	Dec 2025	Solar
Ameresco Danville Solar, LLC	Altus Power America Management, LLC	Tilton, IL	4 GWh	Nov 2021	Dec 2025	Solar
Ameresco Janesville	AMERESCO Janesville LLC	Janesville, WI	3 GWh	Sep 2004	Dec 2025	Landfill Gas
Ameresco Jefferson City	AMERESCO Jefferson City LLC	Jefferson City, MO	16 GWh	Feb 2009	Dec 2025	Landfill Gas
American Crystal Sugar Crookston	American Crystal Sugar Co	Crookston, MN	41 GWh	Aug 1954	Dec 2025	Subbituminous Coal
American Crystal Sugar Drayton	American Crystal Sugar Co	Drayton, ND	43 GWh	Aug 1965	Dec 2025	Subbituminous Coal
American Crystal Sugar East Grand Forks	American Crystal Sugar Co	East Grand Forks, MN	43 GWh	Aug 1990	Dec 2025	Subbituminous Coal
American Crystal Sugar Hillsboro	American Crystal Sugar Co	Hillsboro, ND	85 GWh	Aug 1990	Dec 2025	Subbituminous Coal
Ames Electric Services Power Plant	City of Ames - (IA)	Ames, IA	285 GWh	Apr 1968	Dec 2025	Natural Gas : 91.0% Other Biomass Solids : 9.0%
Amite Solar, LLC	Amite Solar, LLC	Roseland, LA	208 GWh	Feb 2025	Jul 2026	Solar
Anacott	Generate Capital	Hillsboro, IL	2 GWh	Sep 2025	Dec 2025	Solar
Anderson Erickson	Anderson Erickson Dairy	Des Moines, IA	9 MWh	Mar 2000	Dec 2025	Distillate Fuel Oil
Andresen Solar	Ballantyne LLC	Clara City, MN	2 GWh	Dec 2022	Dec 2025	Solar
Andromeda Community Solar	Andromeda Community Solar	Lester Prairie, MN	8 GWh	Sep 2017	Dec 2025	Solar
Angola Solar, LLC	Angola Solar, LLC	Coldwater, MI	4 GWh	Dec 2020	Dec 2025	Solar
Angus Anson	Northern States Power Co - Minnesota	Sioux Falls, SD	239 GWh	Jul 1994	Dec 2025	Natural Gas : 99.9%
Anheuser-Busch St Louis	Anheuser-Busch Inc	St. Louis, MO	38 GWh	Dec 1938	Jul 2026	Natural Gas : 93.0% Other Biomass Gas : 7.0%
Anita	City of Anita - (IA)	Anita, IA	77 MWh	Sep 1939	Dec 2025	Distillate Fuel Oil
Annandale Solar	Enel Green Power NA, Inc.	Annandale, MN	12 GWh	Nov 2016	Dec 2025	Solar
Anoka County MN CONX	SoCore Energy LLC	Ramsey, MN	6 GWh	Sep 2018	Dec 2025	Solar
Antares Community Solar	Antares Community Solar	Tracy, MN	5 GWh	May 2018	Dec 2025	Solar
Antigo-Forrest Street Solar Project	Wisconsin Public Service Corp	Antigo, WI	9 GWh	Oct 2024	Dec 2025	Solar
Antigo Solar Partners, LLC	Wisconsin Electric Power Co	Antigo, WI	9 GWh	Oct 2025	Dec 2025	Solar
Antlia Community Solar	Antlia Community Solar	Edgerton, MN	3 GWh	Aug 2017	Dec 2025	Solar
Apple Blossom Wind Farm	Apple Blossom Wind, LLC	Pigeon, MI	248 GWh	Oct 2017	Jul 2026	Wind
Apple Canyon Lake Solar	ACM Solar, LLC.	Apple River, IL	3 GWh	Nov 2020	Dec 2025	Solar
Apple River	Northern States Power Co - Minnesota	Somerset, WI	13 GWh	Dec 1900	Dec 2025	Water
Apple River Solar, LLC	Geronimo Power	Amery, WI	149 GWh	Nov 2025	Jul 2026	Solar
Appleseed Solar	Appleseed Solar, LLC	Logansport, IN	394 GWh	Jul 2025	Jul 2026	Solar
Appleton	Wisconsin Electric Power Co	Appleton, WI	12 GWh	Jul 1916	Dec 2025	Water
Aquarius Community Solar	Geronimo Power	Tracy, MN	2 GWh	Apr 2019	Dec 2025	Solar
Aquila Community Solar	Geronimo Power	Glenwood, MN	2 GWh	Feb 2019	Dec 2025	Solar
Arbor Hill Solar	MidAmerican Energy Co	Greenfield, IA	46 GWh	Dec 2021	Jul 2026	Solar
Arbor Hill Wind Farm	MidAmerican Energy Co	Greenfield, IA	1 TWh	Nov 2018	Jul 2026	Wind
Arcadia Electric	City of Arcadia - (WI)	Arcadia, WI	253 MWh	Dec 1929	Dec 2025	Distillate Fuel Oil : 70.5% Natural Gas : 29.5%
Arcadia Solar	Green Street Power Partners	Arcadia, WI	7 GWh	Aug 2019	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%
Archer Daniels Midland Cedar Rapids	Archer Daniels Midland Co	Cedar Rapids, IA	1 TWh	Oct 1988	Jul 2026	Subbituminous Coal : 59.1% Natural Gas : 26.7% Bituminous Coal : 14.2%
Archer Daniels Midland Clinton	Archer Daniels Midland Co	Clinton, IA	699 GWh	Jan 2009	Jul 2026	Subbituminous Coal : 88.8% Other Biomass Solids : 7.0% Bituminous Coal : 4.2%
Archer Daniels Midland Decatur	Archer Daniels Midland Co	Decatur, IL	917 GWh	Mar 1987	Jul 2026	Bituminous Coal : 64.8% Subbituminous Coal : 35.0%
Archer Daniels Midland Des Moines	Archer Daniels Midland Co	Des Moines, IA	23 GWh	Apr 1988	Dec 2025	Natural Gas
Archer Daniels Midland Mankato	Archer Daniels Midland Co	Mankato, MN	28 GWh	Sep 1987	Dec 2025	Natural Gas
Archer Daniels Midland Peoria	BioUrja Renewables LLC	Peoria, IL	73 GWh	Dec 1987	Dec 2025	Natural Gas
Archtop Solar	Archtop Property Management LLC	Gibson City, IL	178 GWh	-	Jul 2026	Solar
Argo Navis Community Solar	Argo Navis Community Solar	Scandia, MN	5 GWh	Feb 2018	Dec 2025	Solar

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