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	655.1 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 \| 35.7% Coal \| 29% Wind \| 14.9% Nuclear \| 13.9% Solar \| 4.5% Water \| 1.5% Other Fuel \| 0.6%

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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
Hayfield Solar III LLC CSG	REA Investments, LLC	Hayfield, MN	2 GWh	Jan 2021	Dec 2024	Solar
Hayfield Solar I LLC CSG	REA Investments, LLC	Hayfield, MN	2 GWh	Jan 2021	Dec 2024	Solar
Crescent Wind Park	Consumers Energy Co - (MI)	Hillsdale, MI	350 GWh	Jan 2021	Sep 2025	Wind
Pickford Solar	Heritage Sustainable Energy. LLC	Pickford, MI	10 GWh	Jan 2021	Dec 2024	Solar
Deuel Harvest Wind Energy LLC	Southern Power Co	Clear Lake, SD	1 TWh	Jan 2021	Sep 2025	Wind
Hazel Solar, LLC	Hazel Solar, LLC	Howard City, MI	4 GWh	Jan 2021	Dec 2024	Solar
Montgomery County	Entergy Texas Inc.	Willis, TX	7 TWh	Dec 2020	Aug 2025	Natural Gas
The GSI Group LLC at Assumption	Luminace Solar Illinois 2, LLC	Assumption, IL	2 GWh	Dec 2020	Dec 2024	Solar
Silver Lake Garden	Excelsior Energy Capital	Waseca, MN	2 GWh	Dec 2020	Dec 2024	Solar
Conagra Foods at St. Elmo	Luminace Solar Illinois 2, LLC	St. Elmo, IL	3 GWh	Dec 2020	Dec 2024	Solar
USS Hubers Solar LLC CSG	United States Solar Corporation	Northfield, MN	2 GWh	Dec 2020	Dec 2024	Solar
USS Viceroy Solar LLC CSG	United States Solar Corporation	Brooten, MN	3 GWh	Dec 2020	Dec 2024	Solar
Plato CSG1, LLC	Nautilus Solar Solutions	Glencoe, MN	2 GWh	Dec 2020	Dec 2024	Solar
Paynesville CSG1, LLC	Nautilus Solar Solutions	Paynesville, MN	2 GWh	Dec 2020	Dec 2024	Solar
Lantana Solar, LLC	National Grid Renewables	Glenwood, MN	2 GWh	Dec 2020	Dec 2024	Solar
Honeysuckle Solar, LLC	National Grid Renewables	Lester Prairie, MN	2 GWh	Dec 2020	Dec 2024	Solar
Marigold Community Solar Garden, LLC	National Grid Renewables	Waterville, MN	2 GWh	Dec 2020	Dec 2024	Solar
Westport Community Solar, LLC	National Grid Renewables	Lake Lillian, MN	2 GWh	Dec 2020	Dec 2024	Solar
Allium Community Solar Garden, LLC	National Grid Renewables	Paynesville, MN	2 GWh	Dec 2020	Dec 2024	Solar
Novel Wayne Solar LLC CSG	REA Investments, LLC	Mantorville, MN	2 GWh	Dec 2020	Dec 2024	Solar
USS Chariot Solar LLC	United States Solar Corporation	Danube, MN	2 GWh	Dec 2020	Dec 2024	Solar
USS Kass Solar LLC	Standard Solar	Garvin, MN	2 GWh	Dec 2020	Dec 2024	Solar
USS Hancock Solar LLC CSG	United States Solar Corporation	Cologne, MN	2 GWh	Dec 2020	Dec 2024	Solar
Angola Solar, LLC	Angola Solar, LLC	Coldwater, MI	4 GWh	Dec 2020	Dec 2024	Solar
Bullhead Solar, LLC	Bullhead Solar, LLC	Fayette, MI	4 GWh	Dec 2020	Dec 2024	Solar
Geddes 2 Solar, LLC	Geddes 2 Solar, LLC	Saginaw, MI	3 GWh	Dec 2020	Dec 2024	Solar
Blazing Star 2 Wind Farm	Northern States Power Co - Minnesota	Hendricks, MN	834 GWh	Dec 2020	Sep 2025	Wind
Tatanka Ridge	Tatanka Ridge LLC	Toronto, SD	595 GWh	Dec 2020	Sep 2025	Wind
Hendershot Solar, LLC	Hendershot Solar, LLC	Tecumseh, MI	4 GWh	Dec 2020	Dec 2024	Solar
Nicollet Garden	Excelsior Energy Capital	Courtland, MN	2 GWh	Nov 2020	Dec 2024	Solar
USS Reindeer Solar LLC CSG	United States Solar Corporation	Sauk Rapids, MN	2 GWh	Nov 2020	Dec 2024	Solar
Vermilion Solar 1, LLC CSG	Vermilion Solar 1, LLC	Danville, IL	3 GWh	Nov 2020	Dec 2024	Solar
Cornillie 2 Community (CSG)	Cornillie 2 Community Solar LLC	North Branch, MN	2 GWh	Nov 2020	Dec 2024	Solar
Captain Solar, LLC	Captain Solar, LLC	Mt. Morris, MI	4 GWh	Nov 2020	Dec 2024	Solar
13 Mile Solar, LLC	13 Mile Solar, LLC	Battle Creek, MI	4 GWh	Nov 2020	Dec 2024	Solar
Nobles 2 Wind Project	Nobles 2 Power Partners, LLC	Wilmont, MN	946 GWh	Nov 2020	Sep 2025	Wind
Assembly Solar Project	Assembly Solar I, LLC	Venice Township, MI	100 GWh	Nov 2020	Sep 2025	Solar
Iroquois Solar 1B LLC CSG	Iroquois Solar 1B LLC	Watseka, IL	4 GWh	Nov 2020	Dec 2024	Solar
High Prairie Wind Farm	Union Electric Co - (MO)	Queen City, MO	274 GWh	Nov 2020	Sep 2025	Wind
Ridge Farm	Ridge Farm Solar 1 LLC	Ridge Farm, IL	4 GWh	Nov 2020	Dec 2024	Solar
USS Bluff Country Solar CSG	United States Solar Corporation	Altura, MN	2 GWh	Nov 2020	Dec 2024	Solar
Blue Goose Solar CSG	Blue Goose Solar	Morrison, IL	4 GWh	Nov 2020	Dec 2024	Solar
Coldwater Solar, LLC	Coldwater Solar, LLC	Flint, MI	4 GWh	Nov 2020	Dec 2024	Solar
Geddes 1 Solar, LLC	Geddes 1 Solar, LLC	Saginaw, MI	3 GWh	Nov 2020	Dec 2024	Solar
Red Lake Falls Community Hybrid	Consolidated Edison Development Inc.	Red Lake Falls, MN	14 GWh	Nov 2020	Dec 2024	Wind : 95.1% Solar : 4.9%
Novel Debra Solar LLC CSG	REA Investments, LLC	Mantorville, MN	2 GWh	Nov 2020	Dec 2024	Solar
Jack Francis Solar, LLC	Jack Francis Solar, LLC	Clio, MI	4 GWh	Nov 2020	Dec 2024	Solar
Gratiot Farms Wind Project	Consumers Energy Co - (MI)	Carson City, MI	350 GWh	Nov 2020	Sep 2025	Wind
SolarClub 10 LLC	Nautilus Solar Solutions	Monticello, MN	2 GWh	Nov 2020	Dec 2024	Solar
Crowned Ridge Wind II Energy Center	Northern States Power Co - Minnesota	Watertown, SD	860 GWh	Nov 2020	Sep 2025	Wind
SolarClub 15 LLC	Nautilus Solar Solutions	Clear Lake, MN	2 GWh	Nov 2020	Dec 2024	Solar
SolarClub 20 LLC	Nautilus Solar Solutions	Wabasha, MN	2 GWh	Nov 2020	Dec 2024	Solar
May Shannon Solar, LLC	May Shannon Solar, LLC	Clio, MI	4 GWh	Nov 2020	Dec 2024	Solar
Rosewater Wind Farm	Rosewater Wind Farm LLC	Chalmers, IN	308 GWh	Nov 2020	Sep 2025	Wind
Diamond Trail Wind Farm	MidAmerican Energy Co	Ladora, IA	836 GWh	Nov 2020	Sep 2025	Wind
Stoneheart Solar, LLC	Stoneheart Solar, LLC	Saginaw, MI	4 GWh	Nov 2020	Dec 2024	Solar
Coral Bells Solar, LLC	National Grid Renewables	North Branch, MN	2 GWh	Nov 2020	Dec 2024	Solar
Workman Road Solar Farm, LLC	Workman Road Solar Farm, LLC	Lake City, MI	4 GWh	Nov 2020	Dec 2024	Solar
Contrail Wind Farm	MidAmerican Energy Co	Bedford, IA	310 GWh	Nov 2020	Sep 2025	Wind
SolarClub 23 LLC	Nautilus Solar Solutions	La Crescent, MN	2 GWh	Nov 2020	Dec 2024	Solar
Bellflower Solar, LLC	National Grid Renewables	Brooten, MN	2 GWh	Nov 2020	Dec 2024	Solar
Camellia Solar, LLC	National Grid Renewables	Glenwood, MN	2 GWh	Nov 2020	Dec 2024	Solar
Bingham Solar, LLC	National Grid Renewables	St. Johns, MI	41 GWh	Nov 2020	Dec 2024	Solar
Temperance Solar, LLC	National Grid Renewables	Erie, MI	40 GWh	Nov 2020	Dec 2024	Solar
McDonough Solar 1, LLC CSG	McDonough Solar 1, LLC	Blandinsville, IL	4 GWh	Nov 2020	Dec 2024	Solar
Interchange Solar, LLC	Interchange Solar, LLC	Mt. Morris, MI	4 GWh	Nov 2020	Dec 2024	Solar
Lowry CSG2, LLC	Nautilus Solar Solutions	Glenwood, MN	2 GWh	Nov 2020	Dec 2024	Solar
SolarClub 28 LLC	Nautilus Solar Solutions	Gaylord, MN	2 GWh	Nov 2020	Dec 2024	Solar
Kent School Road Solar 1	Kent School Road Solar 1	Kent, IL	4 GWh	Nov 2020	Dec 2024	Solar
Jordan Creek Wind Farm, LLC	Jordan Creek Wind Farm, LLC	Judyville, IN	1 TWh	Nov 2020	Sep 2025	Wind
IA - City of Ames - Airport Road	Forefront Power, LLC	Ames, IA	3 GWh	Nov 2020	Dec 2024	Solar
Novel Benedix Solar CSG	REA Investments, LLC	Mantorville, MN	2 GWh	Nov 2020	Dec 2024	Solar
Alden Road Harvard Solar 1	Alden Road Harvard Solar 1, LLC	Harvard, IL	4 GWh	Nov 2020	Dec 2024	Solar
REG Juhl Glenville Wind, LLC	REG Juhl Glenville Wind, LLC	Albert Lea, MN	9 GWh	Nov 2020	Dec 2024	Wind
Apple Canyon Lake Solar	ACM Solar, LLC.	Apple River, IL	3 GWh	Nov 2020	Dec 2024	Solar
Schulte 2 Community Solar	Schulte 2 Community Solar	Lacon, IL	4 GWh	Nov 2020	Dec 2024	Solar
Marlow Solar, LLC CSG	Marlow Solar, LLC	Bluford, IL	4 GWh	Nov 2020	Dec 2024	Solar
Morgan Solar 4, LLC CSG	Morgan Solar 4, LLC	Murrayville, IL	4 GWh	Nov 2020	Dec 2024	Solar
Kankakee Solar 4 LLC	Kankakee Solar 4 LLC	Kankakee, IL	4 GWh	Nov 2020	Dec 2024	Solar
SolarClub 35 LLC	Nautilus Solar Solutions	Mankato, MN	2 GWh	Nov 2020	Dec 2024	Solar
Dane County Airport Solar	Madison Gas & Electric Co	Madison, WI	18 GWh	Nov 2020	Dec 2024	Solar
Sullivan B Community Solar LLC	Sullivan B Community Solar LLC	Macomb, IL	3 GWh	Nov 2020	Dec 2024	Solar
Whiteside Solar 1 CSG	Whiteside Solar 1, LLC	Fulton, IL	2 GWh	Nov 2020	Dec 2024	Solar
2662 Freeport Solar 1 CSG	2662 Freeport Solar 1, LLC	Freeport, IL	4 GWh	Nov 2020	Dec 2024	Solar
Merricourt Wind Energy Center	Otter Tail Power Co	Kulm, ND	603 GWh	Nov 2020	Sep 2025	Wind
Washington Parish Energy Center	Entergy Louisiana LLC	Bogalusa, LA	394 GWh	Oct 2020	Sep 2025	Natural Gas
Sugar Creek Wind One LLC	Sugar Creek Wind One LLC	TBD, IL	643 GWh	Oct 2020	Sep 2025	Wind
UW Parkside	Wisconsin Electric Power Co	Kenosha, WI	4 GWh	Oct 2020	Dec 2024	Solar
Lyman Garden	Excelsior Energy Capital	Northfield, MN	2 GWh	Oct 2020	Dec 2024	Solar
Marion Garden	Excelsior Energy Capital	Faribault, MN	2 GWh	Oct 2020	Dec 2024	Solar
General Dynamics	Today's Power, Inc.	Hampton, AR	4 GWh	Oct 2020	Dec 2024	Solar
ATI	Wisconsin Electric Power Co	Cudahy, WI	4 GWh	Oct 2020	Dec 2024	Solar
ESIL-PFCHICAGO 2, LLC	Madison Energy Holdings LLC	Chicago, IL	2 GWh	Oct 2020	Dec 2024	Solar
Huneke CSG 2, LLC	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Oct 2020	Dec 2024	Solar
Betcher CSG 1, LLC	Madison Energy Holdings LLC	Goodhue, MN	2 GWh	Oct 2020	Dec 2024	Solar
Hinterland CSG, LLC	Madison Energy Holdings LLC	Clearlake, MN	2 GWh	Oct 2020	Dec 2024	Solar
USS Solar Way LLC CSG	Standard Solar	Hartland, MN	2 GWh	Oct 2020	Dec 2024	Solar
Novel Schmoll Farms Solar CSG	REA Investments, LLC	Dodge Center, MN	2 GWh	Oct 2020	Dec 2024	Solar
Novel MNDot Solar CSG	REA Investments, LLC	Afton, MN	2 GWh	Oct 2020	Dec 2024	Solar
Tweite Community Solar LLC	Tweite Community Solar LLC	Byron, MN	2 GWh	Oct 2020	Dec 2024	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	696.7 GWh	4
#27	Associated Electric Cooperative, Inc.	23.6 TWh	47
#13	Duke Energy Carolinas	112.5 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	870.7 TWh	2,465
#6	Southern Company Services, Inc. - Trans	250.9 TWh	417
#5	Southwest Power Pool	299.9 TWh	835
#49	Southwestern Power Administration	5.2 TWh	34
#9	Tennessee Valley Authority	161.6 TWh	204

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	870.7 TWh	2,465
#2	Midcontinent Independent System Operator, Inc.	655.1 TWh	2,831
#4	Electric Reliability Council of Texas, Inc.	485.0 TWh	1,313
#5	Southwest Power Pool	299.9 TWh	835
#6	Southern Company Services, Inc. - Trans	250.9 TWh	417
#7	California Independent System Operator	188.0 TWh	2,075
#9	Tennessee Valley Authority	161.6 TWh	204
#10	Florida Power & Light Co.	148.9 TWh	187
#12	New York Independent System Operator	131.6 TWh	1,211
#13	Duke Energy Carolinas	112.5 TWh	565