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.

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

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Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Dodge Renewables 1	Dodge Renewables 1, LLC	Dodge Center, MN	2 GWh	Jul 2022	Dec 2025	Solar
USS Itasca Clean Energy Solar LLC	United States Solar Corporation	Grand Rapids, MN	4 GWh	Jul 2022	Dec 2025	Solar
Allie L.L.C. (CSG)	Allie L.L.C.	Renville, MN	2 GWh	Jul 2022	Dec 2025	Solar
USS Rosebud Solar LLC	United States Solar Corporation	Morgan, MN	2 GWh	Jul 2022	Dec 2025	Solar
Big River Solar	Big River Solar, LLC	Norris City, IL	316 GWh	Jul 2022	Jul 2026	Solar
Mulligan Solar, LLC	Mulligan Solar	Broadwell, IL	146 GWh	Jun 2022	Jul 2026	Solar
USS Peach Solar LLC	United States Solar Corporation	Mankato, MN	2 GWh	Jun 2022	Dec 2025	Solar
Linton	Indiana Municipal Power Agency	Linton, IN	10 GWh	Jun 2022	Dec 2025	Solar
Walkerton	Indiana Municipal Power Agency	Walkerton, IN	2 GWh	Jun 2022	Dec 2025	Solar
USS Foley Solar LLC	United States Solar Corporation	Foley, MN	2 GWh	Jun 2022	Dec 2025	Solar
Holliday Creek Solar	MidAmerican Energy Co	Fort Dodge, IA	206 GWh	Jun 2022	Jul 2026	Solar
Novel Denzer Solar LLC CSG	REA Investments, LLC	Minnesota City, MN	2 GWh	Jun 2022	Dec 2025	Solar
Jonesboro CWL Solar Park	City Water and Light Plant - (AR)	Jonesboro, AR	21 GWh	May 2022	Dec 2025	Solar
Kohler Solar	Wisconsin Power & Light Co	Kohler, WI	3 GWh	May 2022	Dec 2025	Solar
Cattail (CSG)	Cattail Solar, LLC	Fulton, IL	4 GWh	May 2022	Dec 2025	Solar
Garden 2 Solar Park	DTE Sustainable Generation	Garden Township, MI	3 GWh	May 2022	Dec 2025	Solar
MN CSG 2019-16 LLC	MN CSG 2019-16 LLC	Mankato, MN	2 GWh	May 2022	Dec 2025	Solar
USS Prokosch Solar LLC	United States Solar Corporation	Bird Island, MN	2 GWh	May 2022	Dec 2025	Solar
Blue Water Energy Center	DTE Electric Company	East China, MI	7 TWh	May 2022	Jul 2026	Natural Gas
Novel Sunnyfield Farms Solar LLC CSG	REA Investments, LLC	Mazeppa, MN	2 GWh	May 2022	Dec 2025	Solar
Novel Handeland Solar LLC (CSG)	REA Investments, LLC	Clarkfield, MN	2 GWh	May 2022	Dec 2025	Solar
Crossett SD	Entegrity Solar Crossett SD, LLC	Crossett, AR	2 GWh	Apr 2022	Dec 2025	Solar
Middleton Biogas Solar, LLC	Middleton Biogas Solar, LLC	Middleton, WI	2 GWh	Apr 2022	Dec 2025	Solar
Grand Casino Hinckley Solar	DG Central 1, LLC	Hinckley, MN	6 GWh	Apr 2022	Dec 2025	Solar
Macbeth Solar	Macbeth Solar, LLC	Montague, MI	38 GWh	Apr 2022	Dec 2025	Solar
Everson Garden	Everson Garden LLC	Waseca, MN	2 GWh	Apr 2022	Dec 2025	Solar
Herrema Dairy	Herrema Dairy, LLC	Fair Oaks, IN	7 GWh	Mar 2022	Jan 2025	Natural Gas
CED Manchester Wind	RWE Clean Energy	Manchester, IA	28 GWh	Mar 2022	Dec 2025	Wind
Rivercrest SD	Entegrity Solar Rivercrest SD, LLC	Wilson, AR	2 GWh	Feb 2022	Dec 2025	Solar
French Road Solar II	French Road Solar II, LLC	Burlington, IL	4 GWh	Feb 2022	Dec 2025	Solar
OE IL Solar 3	OE IL Solar 3, LLC	Oregon, IL	4 GWh	Feb 2022	Dec 2025	Solar
Delta Energy Park	Lansing Board of Water and Light	Lansing, MI	1 TWh	Feb 2022	Jul 2026	Natural Gas
Montgomery County Community Solar Center	Union Electric Co - (MO)	New Florence, MO	7 GWh	Feb 2022	Dec 2025	Solar
Novel Martens Solar LLC(CSG)	REA Investments, LLC	Lafayette, MN	2 GWh	Feb 2022	Dec 2025	Solar
Purdue CHP	Duke Energy Indiana, LLC	West Lafayette, IN	125 GWh	Feb 2022	Dec 2025	Natural Gas
Ford County Wind Farm LLC	Ford Ridge	Ford County, IL	473 GWh	Feb 2022	Jul 2026	Wind
Waterloo Solar (IA)	MidAmerican Energy Co	Waterloo, IA	6 GWh	Feb 2022	Dec 2025	Solar
Hermsdorf Solar	Madison Gas & Electric Co	Madison, WI	16 GWh	Feb 2022	Dec 2025	Solar
Heartland Divide II	Heartland Divide II	Audubon, IA	770 GWh	Feb 2022	Jul 2026	Wind
Novel David Solar LLC CSG	REA Investments, LLC	Waseca, MN	2 GWh	Feb 2022	Dec 2025	Solar
Neal Energy Center Solar	MidAmerican Energy Co	Salix, IA	7 GWh	Jan 2022	Dec 2025	Solar
Hodag Solar	Wisconsin Public Service Corp	Rhinelander, WI	13 GWh	Dec 2021	Dec 2025	Solar
Lyons Road	Lyons Road Solar, LLC	Owosso, MI	41 GWh	Dec 2021	Dec 2025	Solar
Franklin County Solar	MidAmerican Energy Co	Hampton, IA	13 GWh	Dec 2021	Dec 2025	Solar
Johnson County Hills Solar	MidAmerican Energy Co	Iowa City, IA	6 GWh	Dec 2021	Dec 2025	Solar
USS Quail Solar LLC	United States Solar Corporation	Monticello, MN	2 GWh	Dec 2021	Dec 2025	Solar
Assembly Solar III	Assembly Solar III, LLC	Lennon, MI	167 GWh	Dec 2021	Jul 2026	Solar
Arbor Hill Solar	MidAmerican Energy Co	Greenfield, IA	46 GWh	Dec 2021	Jul 2026	Solar
Plymouth Wind	MidAmerican Energy Co	Remsen, IA	759 GWh	Dec 2021	Jul 2026	Wind
Fairbanks Wind Park	DTE Electric Company	Garden, MI	180 GWh	Dec 2021	Jul 2026	Wind
Searcy Solar Hybrid	Searcy Solar, LLC	Searcy, AR	173 GWh	Dec 2021	Jul 2026	Solar
Dakota Range Wind	Northern States Power Co - Minnesota	Marvin, SD	998 GWh	Dec 2021	Jul 2026	Wind
Abel Solar	SoCore Energy LLC	Morrison, IL	4 GWh	Nov 2021	Dec 2025	Solar
Fond du Lac Community Solar	SoCore Energy LLC	Fond Du Lac, WI	2 GWh	Nov 2021	Dec 2025	Solar
Lannon Stone	Wisconsin Electric Power Co	Pewaukee, WI	4 GWh	Nov 2021	Dec 2025	Solar
Assembly Solar II LLC	Assembly Solar II LLC	Lennon, MI	223 GWh	Nov 2021	Jul 2026	Solar
Rockford Solar	Rockford Solar, LLC	Rockford, IL	4 GWh	Nov 2021	Dec 2025	Solar
ENGIE 2020 ProjectCo-WI1 LLC	ENGIE 2020 ProjectCo-WI1 LLC	Fond Du Lac, WI	2 GWh	Nov 2021	Dec 2025	Solar
SCS Galena 012589 Peoria, LLC	Arevon Energy, Inc.	Peoria, IL	4 GWh	Nov 2021	Dec 2025	Solar
Sapphire Sky Wind Energy LLC	Invenergy Services LLC	Farmer City, IL	967 GWh	Nov 2021	Jul 2026	Wind
Lineage MS	Madison Energy Holdings LLC	Richland, MS	971 MWh	Nov 2021	Sep 2025	Solar
Ameresco Danville Solar, LLC	Altus Power America Management, LLC	Tilton, IL	4 GWh	Nov 2021	Dec 2025	Solar
Stromland Solar	Altus Power America Management, LLC	Cochrane, WI	5 GWh	Nov 2021	Dec 2025	Solar
Shamrock Solar LLC	Altus Power America Management, LLC	Black River Falls, WI	6 GWh	Nov 2021	Dec 2025	Solar
Cornillie Solar CSG	Madison Energy Holdings LLC	North Branch, MN	2 GWh	Nov 2021	Dec 2025	Solar
Johnson CSG 1	Madison Energy Holdings LLC	Lindstrom, MN	2 GWh	Nov 2021	Dec 2025	Solar
Medin CSG	Madison Energy Holdings LLC	Center City, MN	2 GWh	Nov 2021	Dec 2025	Solar
USS Danube Solar LLC	United States Solar Corporation	Danube, MN	2 GWh	Nov 2021	Dec 2025	Solar
CED Centerville Wind	RWE Clean Energy	Centerville, IA	26 GWh	Nov 2021	Dec 2025	Wind
Independence Wind Farm	Independence Wind Energy LLC	Manchester, IA	201 GWh	Nov 2021	Jul 2026	Wind
Sac County Wind, LLC	Sac County Wind	Sac City, IA	323 GWh	Nov 2021	Jul 2026	Wind
JM Huber at Quincy	Luminace Solar Illinois 2, LLC	Quincy, IL	2 GWh	Nov 2021	Dec 2025	Solar
Indiana Crossroads Wind Farm LLC	Indiana Crossroads Wind Farms LLC	Chalmers, IN	917 GWh	Nov 2021	Jul 2026	Wind
Cape Girardeau Renewable Energy Center	Union Electric Co - (MO)	Cape Girardeau, MO	2 GWh	Oct 2021	Dec 2025	Solar
Solar Star Urbana Landfill Central	Solar Star Urbana Landfill Central, LLC	Urbana, IL	4 GWh	Oct 2021	Dec 2025	Solar
USS Water Town Solar LLC CSG	United States Solar Corporation	Waterville, MN	2 GWh	Oct 2021	Dec 2025	Solar
Rushford Village	Altus Power America Management, LLC	Rushford Village, MN	2 GWh	Oct 2021	Dec 2025	Solar
Stockton (MN)	Altus Power America Management, LLC	Winona, MN	4 GWh	Oct 2021	Dec 2025	Solar
Fountain	Altus Power America Management, LLC	Fountain, MN	6 GWh	Oct 2021	Dec 2025	Solar
Hazel	Altus Power America Management, LLC	Lanesboro, MN	6 GWh	Oct 2021	Dec 2025	Solar
Helen CSG 1 LLC	United States Solar Corporation	Plato, MN	2 GWh	Oct 2021	Dec 2025	Solar
USS Wildcat Solar LLC	United States Solar Corporation	Goodhue, MN	2 GWh	Oct 2021	Dec 2025	Solar
Badger Hollow I	Wisconsin Public Service Corp	Montfort, WI	201 GWh	Oct 2021	Jul 2026	Solar
Prairie Wolf Solar LLC	Geronimo Power	North Ashmore, IL	378 GWh	Oct 2021	Jul 2026	Solar
Glacier Sands Wind Power, LLC	Glacier Sands Wind Power, LLC	Mason City, IL	644 GWh	Oct 2021	Jul 2026	Wind
Schull CSG	Schull CSG LLC	Mapleton, MN	2 GWh	Oct 2021	Dec 2025	Solar
Lincoln Land Wind	Lincoln Land Wind, LLC	TBD, IL	1 TWh	Oct 2021	Jul 2026	Wind
Bunker Hill Solar	SoCore Energy LLC	Lyndon, IL	4 GWh	Oct 2021	Dec 2025	Solar
Round Grove 1	SoCore Energy LLC	Lyndon, IL	4 GWh	Oct 2021	Dec 2025	Solar
Round Grove 2	SoCore Energy LLC	Lyndon, IL	5 GWh	Oct 2021	Dec 2025	Solar
Solar Star Urbana Landfill East	Solar Star Urbana Landfill East, LLC	Urbana, IL	4 GWh	Sep 2021	Dec 2025	Solar
Bennington Wind	Minonk Stewardship Wind LLC	Minonk, IL	308 GWh	Sep 2021	Jul 2026	Wind
USS Water City Solar LLC CSG	United States Solar Corporation	Waterville, MN	2 GWh	Sep 2021	Dec 2025	Solar
Swan Garden	Swan Garden LLC	Villard, MN	2 GWh	Sep 2021	Dec 2025	Solar
Logansport Solar	Cardinal Renewables	Logansport, IN	20 GWh	Aug 2021	Dec 2025	Solar
SCS COUNTY 012631 Champaign, LLC	Arevon Energy, Inc.	Champaign, IL	4 GWh	Aug 2021	Dec 2025	Solar
AES Belleville Solar LLC	AES Distributed Energy	Belleville, IL	6 GWh	Aug 2021	Dec 2025	Solar
Bissell Solar and Battery Generator	Consumers Energy Co - (MI)	Grand Rapids, MI	1 GWh	Aug 2021	Dec 2025	Solar
Strobus	Altus Power America Management, LLC	Merrillan, WI	3 GWh	Aug 2021	Dec 2025	Solar
Novel Peter Solar CSG	REA Investments, LLC	Waterville, MN	2 GWh	Aug 2021	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