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	Nov 2025
Annual Generation	655.2 TWh
Power Plants	2,831
Utilities	1,296
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 \| 35.8% Coal \| 29% Wind \| 14.8% Nuclear \| 13.9% Solar \| 4.4% Water \| 1.5% Other Fuel \| 0.6%

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

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Duke Building 129	Concord New Energy	Indianapolis, IN	4 GWh	Nov 2014	Dec 2024	Solar
Duke Building 87	Concord New Energy	Indianapolis, IN	3 GWh	Nov 2014	Dec 2024	Solar
Duke Building 98	Concord New Energy	Indianapolis, IN	4 GWh	Nov 2014	Dec 2024	Solar
Dundas Solar Holdings LLC CSG	Altus Power America Management, LLC	Northfield, MN	9 GWh	Feb 2018	Aug 2025	Solar
Dunns Bridge I Solar	Dunns Bridge Solar Center LLC	Wheatfield, IN	507 GWh	May 2023	Aug 2025	Solar
Dunns Bridge II Solar	Dunns Bridge II Solar and Storage Generation LLC	San Pierre, IN	580 GWh	-	Aug 2025	Solar
Durant	City of Durant - (IA)	Durant, IA	10 MWh	Jun 1970	Dec 2024	Distillate Fuel Oil
E. Goenner Project CSG	E. Goenner Community Solar LLC	Clear Lake, MN	1 GWh	Nov 2019	Dec 2024	Solar
Eagle Valley (IN)	AES Indiana	Martinsville, IN	6 TWh	Nov 1951	Aug 2025	Natural Gas
Eagle Valley (MI)	WM Renewable Energy LLC	Orion, MI	23 GWh	Jun 2011	Dec 2024	Landfill Gas
Earlville	City of Earlville - (IA)	Earlville, IA	7 MWh	Jun 2001	Dec 2024	Distillate Fuel Oil
Earp Solar, LLC	Birch Creek Power, LLC	Monmouth, IL	74 GWh	Mar 2024	Aug 2025	Solar
East Chicago	Altus Power America Management, LLC	East Chicago, IN	3 GWh	Feb 2013	Dec 2024	Solar
East. Michigan Univ. Heating Plant	East. Michigan Univ. Heating Plant	Ypsilanti, MI	37 GWh	Sep 1987	Dec 2024	Natural Gas
Eastern Iowa Solar	Central Iowa Power Cooperative	Wilton, IA	3 GWh	Oct 2016	Dec 2024	Solar
Eastridge Wind Project	Eastridge Wind Project	Porter, MN	19 GWh	Mar 2006	Dec 2024	Wind
Eastwood Solar	Enel Green Power NA, Inc.	Mankato, MN	11 GWh	Nov 2016	Dec 2024	Solar
Echo Wind Park	DTE Electric Company	Elkton, MI	594 GWh	Dec 2013	Aug 2025	Wind
Eclipse Wind Farm	MidAmerican Energy Co	Adair, IA	830 GWh	Aug 2012	Aug 2025	Wind
Edgewater	Wisconsin Power & Light Co	Sheboygan, WI	2 TWh	Jun 1951	Aug 2025	Subbituminous Coal : 99.9%
Edison Sault	Cloverland Electric Co-op	Sault Ste. Marie, MI	199 GWh	Jun 1901	Dec 2024	Water
Edwardsport	Duke Energy Indiana, LLC	Edwardsport, IN	4 TWh	May 2013	Aug 2025	Natural Gas : 54.3% Coal-Derived Synthesis Gas : 38.6% Bituminous Coal : 7.0%
Edwardsville Solar II	Edwardsville Solar II, LLC	Edwardsville, IL	4 GWh	Jun 2021	Dec 2024	Solar
Eichtens Community Solar	Terraform Arcadia	Center, MN	6 GWh	Nov 2016	Dec 2024	Solar
Eichtens II CSG	Terraform Arcadia	Winstead, MN	2 GWh	Aug 2018	Dec 2024	Solar
El Dorado AR	Entegrity Solar El Dorado SD, LLC	El Dorado, AR	2 GWh	Jan 2024	Dec 2024	Solar
Elba Solar LLC	Elba Solar LLC	Williamsfield, IL	4 GWh	Jan 2023	Dec 2024	Solar
Eldorado Solar I	Sol Systems	Eldorado, IL	228 GWh	-	Aug 2025	Solar
Electrifarm	MidAmerican Energy Co	Waterloo, IA	11 GWh	Apr 1975	Dec 2024	Natural Gas
Elizabeth Solar Plant	Horus Louisiana 1, LLC	Pitkin, LA	272 GWh	Jul 2024	Aug 2025	Solar
Elk Mound	Dairyland Power Coop	Elk Mound, WI	25 GWh	May 2001	Dec 2024	Natural Gas : 99.5% Distillate Fuel Oil : 0.5%
Elk River	Great River Energy	Elk River, MN	69 GWh	Dec 1950	Aug 2025	Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
Elk River City of	City of Elk River	Elk River, MN	32 MWh	Feb 1948	Dec 2023	Distillate Fuel Oil
Elk Wind Farm	Greenbacker Renewable Energy Corporation	Greeley, IA	178 GWh	Nov 2011	Dec 2024	Wind
Ellettsville Solar RES	Hoosier Energy R E C, Inc	Ellettsville, IN	1 GWh	Sep 2016	Dec 2024	Solar
Elm Creek Wind II LLC	Avangrid Power LLC	Trimont, MN	205 GWh	Nov 2010	Dec 2024	Wind
Elm Creek Wind LLC	Avangrid Power LLC	Trimont, MN	176 GWh	Nov 2008	Dec 2024	Wind
Elm Road Generating Station	Wisconsin Electric Power Co	Oak Creek, WI	8 TWh	Jan 2010	Aug 2025	Subbituminous Coal : 78.7% Bituminous Coal : 18.2% Natural Gas : 3.1%
Elm Street Substation Generators	City of Farmington - (MO)	Farmington, MO	22 MWh	Sep 2002	Dec 2024	Distillate Fuel Oil
Elroy	City of Elroy - (WI)	Elroy, WI	2 MWh	Apr 1973	Dec 2024	Distillate Fuel Oil
Elroy Solar	Butter Solar, LLC	Mauston, WI	2 GWh	Aug 2019	Dec 2024	Solar
Emery Station	Interstate Power and Light Co	Clear Lake, IA	2 TWh	Apr 2004	Aug 2025	Natural Gas
Emmons-Logan Wind, LLC	Emmons-Logan Wind, LLC	Linton, ND	893 GWh	Nov 2019	Aug 2025	Wind
Empire Solar	Cypress Creek Renewables	Farmington, MN	6 GWh	Nov 2016	Dec 2024	Solar
ENGIE 2020 ProjectCo-WI1 LLC	ENGIE 2020 ProjectCo-WI1 LLC	Fond Du Lac, WI	2 GWh	Nov 2021	Dec 2024	Solar
English Farms	Interstate Power and Light Co	Montezuma, IA	586 GWh	Feb 2019	Aug 2025	Wind
ENO Paterson Solar	Entergy New Orleans, LLC	New Orleans, LA	1 GWh	May 2016	Dec 2024	Solar
Enter Solar	Arcadia Solar, LLC	Janesville, MN	2 GWh	Dec 2018	Dec 2024	Solar
Envoy Solar, LLC	Birch Creek Power, LLC	Mexico, MO	67 GWh	-	Aug 2025	Solar
Eolos Wind Energy Research Field Station	Regents of the University of Minnesota	Rosemount, MN	3 GWh	Sep 2011	Dec 2024	Wind
Epic Verona	Epic Hosting, LLC	Verona, WI	3 GWh	May 2009	Dec 2024	Solar : 91.9% Distillate Fuel Oil : 8.1%
Equuleus Community Solar Gardens	MN8 Energy LLC	Rosemount, MN	9 GWh	Jul 2017	Dec 2024	Solar
Ergon Refining Vicksburg	Ergon Refining Inc	Vicksburg, MS	32 GWh	Feb 1995	Dec 2024	Natural Gas
Erin Garden Solar	Erin Garden LLC	City of Green Isle, MN	2 GWh	Mar 2020	Dec 2024	Solar
Escanaba Mill	Billerud Escanaba LLC	Escanaba, MI	474 GWh	Dec 1968	Aug 2025	Black Liquor : 44.9% Natural Gas : 31.5% Wood/Wood Waste Solids : 23.0% Residual Fuel Oil : 0.7%
ESIL-PFCHICAGO 2, LLC	Madison Energy Holdings LLC	Chicago, IL	2 GWh	Oct 2020	Dec 2024	Solar
ESIL-PFCHICAGO 3, LLC	Madison Energy Holdings LLC	Chicago, IL	2 GWh	Jul 2020	Dec 2024	Solar
Everson Garden	Everson Garden LLC	Waseca, MN	2 GWh	Apr 2022	Dec 2024	Solar
Evonik Industries AG	Evonik Degussa Corporation	Lafayette, IN	7 MWh	Apr 1992	Dec 2024	Distillate Fuel Oil
Ewington Energy Systems, LLC	Ewington Energy Systems, LLC	Worthington, MN	86 GWh	Dec 2007	Dec 2024	Wind
Expander Turbine	Cleveland Cliffs	East Chicago, IN	84 GWh	Apr 1981	Aug 2025	Blast Furnace Gas
ExxonMobil Baton Rouge Turbine Generator	Exxon Mobil Corp	Baton Rouge, LA	654 GWh	Apr 1990	Dec 2024	Natural Gas
ExxonMobil Beaumont Refinery	ExxonMobil Oil Corp	Beaumont, TX	5 TWh	Dec 1965	Aug 2025	Natural Gas : 97.0% Other Gas : 3.0%
F B Culley	Southern Indiana Gas & Elec Co	Newburgh, IN	1 TWh	Nov 1966	Aug 2025	Bituminous Coal : 96.1% Natural Gas : 3.9%
F.D. Kuester Generating Station	Upper Michigan Energy Resources Company	Negaunee, MI	375 GWh	Feb 2019	Dec 2024	Natural Gas
Factory	City of Springfield - (IL)	Springfield, IL	79 MWh	Jul 1973	Oct 2024	Distillate Fuel Oil
Fairbanks Solar Project	Fairbanks Solar Energy Center LLC	Fairbanks, IN	221 GWh	-	Aug 2025	Solar
Fairbanks Wind Park	DTE Electric Company	Garden, MI	204 GWh	Dec 2021	Aug 2025	Wind
Fairfax	City of Fairfax - (MN)	Fairfax, MN	2 MWh	Jul 2001	Dec 2024	Distillate Fuel Oil
Fairgrounds	Union Electric Co - (MO)	Jefferson City, MO	136 MWh	Jul 1974	Dec 2024	Distillate Fuel Oil
Fairmont (MN)	Southern Minnesota Mun P Agny	Fairmont, MN	6 GWh	Dec 1974	Dec 2024	Natural Gas : 97.6% Distillate Fuel Oil : 2.4%
Fairmont Wind	Southern Minnesota Mun P Agny	Fairmont, MN	15 GWh	Feb 2003	Dec 2024	Wind
Falls Creek Garden	Falls Creek Garden LLC	Faribault, MN	2 GWh	Jan 2020	Dec 2024	Solar
Fareway Customer Hosted 1 MW Solar	Interstate Power and Light Co	Boone, IA	1 GWh	Apr 2024	Dec 2024	Solar
Faribault Energy Park	Minnesota Municipal Power Agny	Faribault, MN	1 TWh	Apr 2005	Dec 2024	Natural Gas
Farmer City	City of Farmer City - (IL)	Farmer City, IL	50 MWh	Mar 1951	Dec 2024	Distillate Fuel Oil
Farmers City Wind LLC	Avangrid Power LLC	Tarkio, MO	246 GWh	Mar 2009	Dec 2024	Wind
Farmers Electric Cooperative	Today's Power, Inc.	Newport, AR	2 GWh	May 2019	Dec 2024	Solar
Farmers Electric Cooperative - Kalona	Farmers Electric Coop - (IA)	Kalona, IA	83 MWh	Feb 2001	Dec 2024	Distillate Fuel Oil
Farmington Holdco Solar	Farmington Holdco LLC	Farmington, MN	8 GWh	Jan 2017	Dec 2024	Solar
FastSun 1 CSG	Altus Power America Management, LLC	Dassel, MN	2 GWh	Nov 2019	Dec 2024	Solar
FastSun 10 CSG	Altus Power America Management, LLC	Zumbrota, MN	2 GWh	Feb 2020	Dec 2024	Solar
FastSun 11 CSG	Altus Power America Management, LLC	Zumbrota, MN	2 GWh	Feb 2020	Dec 2024	Solar
FastSun 13 CSG	Altus Power America Management, LLC	Osakis, MN	2 GWh	Nov 2019	Dec 2024	Solar
FastSun 14 CSG	Altus Power America Management, LLC	Eagle Lake, MN	2 GWh	Nov 2019	Dec 2024	Solar
FastSun 18 CSG	Altus Power America Management, LLC	La Crescent, MN	2 GWh	Dec 2019	Dec 2024	Solar
FastSun 19 CSG	Altus Power America Management, LLC	Farmington, MN	2 GWh	May 2020	Dec 2024	Solar
FastSun 2 CSG	Altus Power America Management, LLC	Randolph Township, MN	2 GWh	May 2020	Dec 2024	Solar
FastSun 21 CSG	Altus Power America Management, LLC	St. Cloud, MN	2 GWh	May 2021	Dec 2024	Solar
FastSun 3 CSG	Altus Power America Management, LLC	Albany, MN	2 GWh	Nov 2019	Dec 2024	Solar
FastSun 4 CSG	Altus Power America Management, LLC	Hugo, MN	2 GWh	May 2021	Dec 2024	Solar
FastSun 5 CSG	Altus Power America Management, LLC	La Crescent, MN	2 GWh	Dec 2019	Dec 2024	Solar
FastSun 7 CSG	Altus Power America Management, LLC	Stewart, MN	2 GWh	Nov 2019	Dec 2024	Solar
FastSun 8 CSG	Altus Power America Management, LLC	Courtland, MN	2 GWh	Nov 2019	Dec 2024	Solar
FastSun 9 CSG	Altus Power America Management, LLC	Zumbrota, MN	2 GWh	Feb 2020	Dec 2024	Solar
FastSun12 CSG	Altus Power America Management, LLC	Morristown, MN	2 GWh	Jun 2021	Dec 2024	Solar
Fayetteville Public Schools (SWEPCO)	Nabholz Solar FPS, LLC	Booneville, AR	9 GWh	Jul 2023	Dec 2024	Solar
FECC Solar Benton	Today's Power, Inc.	Benton, AR	967 MWh	Feb 2017	Oct 2024	Solar
Felton CSG PV1-5	Ecoplexus, Inc	Randolph, MN	8 GWh	May 2019	Dec 2024	Solar
Fennimore	City of Fennimore - (WI)	Fennimore, WI	27 MWh	Jan 1952	Dec 2024	Distillate Fuel Oil

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	699.8 GWh	4
#27	Associated Electric Cooperative, Inc.	23.5 TWh	47
#13	Duke Energy Carolinas	112.7 TWh	565
#52	Duke Energy Progress West	4.3 TWh	10
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	34.4 TWh	25
#1	PJM Interconnection, LLC	870.3 TWh	2,465
#6	Southern Company Services, Inc. - Trans	250.6 TWh	417
#5	Southwest Power Pool	299.8 TWh	835
#49	Southwestern Power Administration	5.3 TWh	34
#9	Tennessee Valley Authority	161.5 TWh	204

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	870.3 TWh	2,465
#2	Midcontinent Independent System Operator, Inc.	655.2 TWh	2,831
#4	Electric Reliability Council of Texas, Inc.	484.6 TWh	1,313
#5	Southwest Power Pool	299.8 TWh	835
#6	Southern Company Services, Inc. - Trans	250.6 TWh	417
#7	California Independent System Operator	188.1 TWh	2,075
#9	Tennessee Valley Authority	161.5 TWh	204
#10	Florida Power & Light Co.	148.6 TWh	187
#12	New York Independent System Operator	131.6 TWh	1,211
#13	Duke Energy Carolinas	112.7 TWh	565