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%

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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
Indy Grocers	Terraform Arcadia	Indianapolis, IN	1 GWh	May 2015	Dec 2025	Solar
MN CSG 2019-105	MN CSG 2019-105 LLC	Wabash, MN	1 GWh	Apr 2025	Dec 2025	Solar
Elroy Solar	Green Street Power Partners	Mauston, WI	1 GWh	Aug 2019	Dec 2025	Solar
MN CSG 2019-77	MN CSG 2019-77 LLC	Northfield, MN	1 GWh	Apr 2025	Dec 2025	Solar
E. Goenner Project CSG	E. Goenner Community Solar LLC	Clear Lake, MN	1 GWh	Nov 2019	Dec 2025	Solar
Green Lake Solar	Heritage Sustainable Energy. LLC	Interlochen, MI	1 GWh	Sep 2018	Dec 2025	Solar
Hartmann Project CSG	Hartmann Community Solar LLC	Saint Cloud, MN	1 GWh	Nov 2019	Dec 2025	Solar
Manistique	Cloverland Electric Co-op	Manistique, MI	1 GWh	Jun 1960	Dec 2025	Distillate Fuel Oil
ENO Paterson Solar	Entergy New Orleans, LLC	New Orleans, LA	1 GWh	May 2016	Dec 2025	Solar
New Orleans Solar Station	Entergy New Orleans, LLC	New Orleans, LA	1 GWh	Nov 2019	Dec 2025	Solar
TCLP Solar Phase 1	Heritage Sustainable Energy. LLC	Traverse City, MI	1 GWh	Sep 2017	Dec 2025	Solar
USS Cattail Solar	USS Cattail Solar LLC	Fulton, IL	1 GWh	Jul 2025	Dec 2025	Solar
Blue Elk I Solar, LLC	Blue Elk I Solar, LLC	Adrian, MI	1 GWh	Oct 2025	Dec 2025	Solar
NL IL - Piatt 2 - West CSG	Standard Solar	De Land, IL	1 GWh	May 2025	Dec 2025	Solar
Dakota Community Solar One LLC CSG	Madison Energy Holdings LLC	Farmington, MN	1 GWh	Nov 2019	Dec 2025	Solar
New Prague	New Prague Utilities Comm	New Prague, MN	1 GWh	Jul 1944	Dec 2025	Natural Gas : 76.4% Distillate Fuel Oil : 23.6%
USS Sunrise Solar LLC CSG	Standard Solar	Taylors Falls, MN	1 GWh	May 2020	Dec 2025	Solar
Novel Novak Solar LLC CSG	REA Investments, LLC	Foley, MN	1 GWh	Jul 2021	Dec 2025	Solar
MN CSG 2019-82	MN CSG 2019-82 LLC	Atwater, MN	1 GWh	Nov 2024	Dec 2025	Solar
Henry Station	City of Bay City - (MI)	Bay City, MI	1 GWh	Apr 1993	Dec 2025	Natural Gas : 93.0% Distillate Fuel Oil : 7.0%
Novel Jewison Solar CSG	REA Investments, LLC	Janesville, MN	1 GWh	Sep 2020	Dec 2025	Solar
TCI France	Entergy New Orleans, LLC	New Orleans, LA	1 GWh	Mar 2019	Dec 2025	Solar
Diesel Generators	Madison Gas & Electric Co	Madison, WI	1 GWh	May 2001	Jul 2026	Distillate Fuel Oil
Amana Society Service Company	Amana Society Service Co	Middle Amana, IA	1 GWh	Apr 2001	Dec 2025	Distillate Fuel Oil
Creston School Customer Hosted Solar	Interstate Power and Light Co	Creston, IA	1 GWh	Jul 2025	Dec 2025	Solar
Becker Solar 2 CSG	SunShare Management	St. Michael, MN	1 GWh	Feb 2019	Dec 2025	Solar
Pivot Energy Minnesota Solar 10	Pivot Energy	Greenwald, MN	1 GWh	May 2023	Dec 2025	Solar
Owatonna	City of Owatonna - (MN)	Owatonna, MN	1 GWh	Mar 1982	Dec 2025	Natural Gas
Johnson II Community Solar	Johnson II CSG LLC	North Branch, MN	1 GWh	Aug 2018	Dec 2025	Solar
Ellettsville Solar RES	Hoosier Energy R E C, Inc	Ellettsville, IN	1 GWh	Sep 2016	Dec 2025	Solar
Becker Solar 3 CSG	SunShare Management	St. Michael, MN	1 GWh	Feb 2019	Dec 2025	Solar
Lake Wilson Solar	Lake Wilson Solar, LLC	Lake Wilson, MN	1 GWh	Nov 2024	Dec 2025	Solar
Heyer CSG	Heyer CSG LLC	Morristown, MN	1 GWh	May 2018	Dec 2025	Solar
Forrest City- Prison Site	Greenbacker Renewable Energy Corporation	Forrest City, AR	1 GWh	Mar 2021	Dec 2025	Solar
Conrath DPC Solar	SoCore Energy LLC	Conrath, WI	1 GWh	May 2017	Dec 2025	Solar
IMPA Veedersburg Solar Park	Indiana Municipal Power Agency	Veedersburg, IN	1 GWh	Apr 2025	Dec 2025	Solar
WCROC Wind Farm	University of Minnesota WCROC	Morris, MN	1 GWh	Feb 2005	Dec 2025	Wind
Becker Solar 5 CSG	SunShare Management	St. Michael, MN	1 GWh	Feb 2019	Dec 2025	Solar
Becker Solar 4 CSG	SunShare Management	St. Michael, MN	1 GWh	Feb 2019	Dec 2025	Solar
GRE Marshan Solar	SoCore Energy LLC	Hastings, MN	1 GWh	Oct 2017	Dec 2025	Solar
Becker Solar CSG	SunShare Management	St. Michael, MN	1 GWh	Feb 2019	Dec 2025	Solar
Scotland Solar RES	Hoosier Energy R E C, Inc	Newberry, IN	1 GWh	Oct 2015	Dec 2025	Solar
Spring Mill Solar RES	Hoosier Energy R E C, Inc	Mitchell, IN	1 GWh	Aug 2017	Dec 2025	Solar
STAG St. Paul Project CSG	STAG St. Paul Community Solar LLC	Saint Paul, MN	1 GWh	Dec 2019	Dec 2025	Solar
DIVOCSG 13	DIVOCSG 13 LLC	Wabasha, MN	1 GWh	Mar 2025	Dec 2025	Solar
Novel Schmoll Farms Solar CSG	REA Investments, LLC	Dodge Center, MN	1 GWh	Oct 2020	Dec 2025	Solar
Henryville Solar RES	Hoosier Energy R E C, Inc	Underwood, IN	1 GWh	Aug 2016	Dec 2025	Solar
IKEA Oak Creek Rooftop PV System	IKEA Property Inc	Oak Creek, WI	1 GWh	May 2018	Dec 2025	Solar
Jackson Co. Solar RES	Hoosier Energy R E C, Inc	Columbus, IN	1 GWh	Aug 2017	Dec 2025	Solar
Blue Breezes LLC	Midwest Power Partners LLC	Blue Earth, MN	2 GWh	Apr 2006	Dec 2025	Wind
Blue Breezes II LLC	Midwest Power Partners LLC	Blue Earth, MN	2 GWh	Apr 2006	Dec 2025	Wind
St. Clair Solar 5	Pivot Energy	Lebanon, IL	2 GWh	Jun 2025	Dec 2025	Solar
Silver Lake Garden	Excelsior Energy Capital	Waseca, MN	2 GWh	Dec 2020	Dec 2025	Solar
Sauk DPC Solar	SoCore Energy LLC	Wonewoc, WI	2 GWh	Dec 2016	Dec 2025	Solar
Novel Pederson Solar CSG	REA Investments, LLC	Sauk Rapids, MN	2 GWh	Jul 2020	Dec 2025	Solar
Western Michigan Solar Gardens	Consumers Energy Co - (MI)	Kalamazoo, MI	2 GWh	Jul 2016	Jul 2026	Solar
Winegar CSG	Terraform Arcadia	Waseca, MN	2 GWh	Sep 2018	Dec 2025	Solar
USS Solar Rapids CSG	United States Solar Corporation	Sauk Rapids, MN	2 GWh	Dec 2018	Dec 2025	Solar
Grimm Community Solar	Grimm CSG LLC	Buffalo Lake, MN	2 GWh	Apr 2018	Nov 2025	Solar
Cape Girardeau Renewable Energy Center	Union Electric Co - (MO)	Cape Girardeau, MO	2 GWh	Oct 2021	Dec 2025	Solar
Tell City Solar Park	Indiana Municipal Power Agency	Tell City, IN	2 GWh	Jun 2020	Dec 2025	Solar
Kas Brothers Windfarm	Kas Brothers Windfarm LLC	Woodstock, MN	2 GWh	Nov 2001	Dec 2025	Wind
Studenski Community Solar LLC CSG	Studenski Community Solar LLC	Sauk Rapids, MN	2 GWh	Mar 2021	Dec 2025	Solar
Novel Martin Solar One LLC (McLeod) CSG	REA Investments, LLC	Lester Prairie, MN	2 GWh	Jul 2019	Dec 2025	Solar
Wollan Garden Solar	Altus Power America Management, LLC	Starbuck, MN	2 GWh	Jun 2019	Dec 2025	Solar
Lafayette DPC Solar	SoCore Energy LLC	Chippewa Falls, WI	2 GWh	May 2017	Dec 2025	Solar
Cornillie Solar CSG	Madison Energy Holdings LLC	North Branch, MN	2 GWh	Nov 2021	Dec 2025	Solar
New Germany Community Solar Garden	New Germany Solar I LLC	New Germany, MN	2 GWh	Mar 2018	Dec 2025	Solar
Goodhue Community Solar One LLC CSG	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Jan 2020	Dec 2025	Solar
Rock County Customer Hosted Solar	Wisconsin Power & Light Co	Janesville, WI	2 GWh	Mar 2025	Dec 2025	Solar
Carlson Community (CSG)	CleanCapital Holdings	Lindstrom, MN	2 GWh	Sep 2020	Dec 2025	Solar
Cornillie 2 Community (CSG)	CleanCapital Holdings	North Branch, MN	2 GWh	Nov 2020	Dec 2025	Solar
MP CSG 1 LLC	United States Solar Corporation	Wrenshall, MN	2 GWh	Dec 2017	Dec 2025	Solar
UW Kegonsa Customer Hosted Solar	Wisconsin Power & Light Co	Stoughton, WI	2 GWh	Apr 2025	Dec 2025	Solar
Decatur Co. Solar RES (IN)	Hoosier Energy R E C, Inc	Greensburg, IN	2 GWh	Aug 2017	Dec 2025	Solar
Gohman Community Solar (CSG)	CleanCapital Holdings	Clear Lake, MN	2 GWh	Jan 2020	Dec 2025	Solar
Strandness Garden	Strandness Garden LLC	Starbuck, MN	2 GWh	Jan 2020	Dec 2025	Solar
Novel Historical Society Solar CSG	REA Investments, LLC	Sacred Heart, MN	2 GWh	Oct 2019	Dec 2025	Solar
ESIL-PFCHICAGO 2, LLC	Madison Energy Holdings LLC	Chicago, IL	2 GWh	Oct 2020	Dec 2025	Solar
Prairie River	ALLETE, Inc.	Grand Rapids, MN	2 GWh	Mar 1920	Dec 2025	Water
Goodhue Community Solar Three LLC CSG	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Jan 2020	Dec 2025	Solar
Southside SD	Entegrity Solar Southside SD, LLC	Little Rock, AR	2 GWh	May 2023	Dec 2025	Solar
GSPP Imholte CSG	Green Street Power Partners	St. Cloud, MN	2 GWh	Apr 2019	Dec 2025	Solar
Lyman Garden	Excelsior Energy Capital	Northfield, MN	2 GWh	Oct 2020	Dec 2025	Solar
Malmedal Solar Garden	Altus Power America Management, LLC	Starbuck, MN	2 GWh	Jun 2019	Dec 2025	Solar
Star Garden	Star Garden LLC	Starbuck, MN	2 GWh	Jan 2020	Dec 2025	Solar
SAE Taylorville IL S1	SolAmerica Energy, LLC	Taylorville, IL	2 GWh	Apr 2025	Dec 2025	Solar
SV CSG AFTON I	SV CSG Afton I, LLC	Afton, MN	2 GWh	Jun 2024	Dec 2025	Solar
Sherburne Community Solar One LLC CSG	Madison Energy Holdings LLC	Saint Cloud, MN	2 GWh	Nov 2019	Dec 2025	Solar
Veseli Community Solar Garden	Veseli Solar I LLC	Webster, MN	2 GWh	Jan 2018	Dec 2025	Solar
Camp Atterbury Microgrid Hybrid	Duke Energy Indiana, LLC	Edinburgh, IN	2 GWh	Oct 2019	Dec 2025	Solar
MN CSG 2019-22	MN CSG 2019-22 LLC	Danube, MN	2 GWh	Mar 2025	Dec 2025	Solar
Marion Garden	Excelsior Energy Capital	Faribault, MN	2 GWh	Oct 2020	Dec 2025	Solar
Flodquist Community Solar LLC CSG	Flodquist Community Solar LLC	Lindstrom, MN	2 GWh	Jul 2021	Dec 2025	Solar
Zumbro Community Solar Garden	Zumbro Solar LLC	Zumbrota, MN	2 GWh	Mar 2018	Dec 2025	Solar
Erin Garden Solar	Erin Garden LLC	City of Green Isle, MN	2 GWh	Mar 2020	Dec 2025	Solar
MSC-Scandia01 CSG	MSC-Scandia01 LLC	Scandia, MN	2 GWh	Mar 2019	Dec 2024	Solar
Leven Garden Solar	Leven Garden LLC	Villard, MN	2 GWh	Apr 2020	Dec 2025	Solar
Moreau	Union Electric Co - (MO)	Moreau, MO	2 GWh	Jul 1978	Dec 2025	Distillate Fuel Oil
Marion Solar 2	Pivot Energy	Sandoval, IL	2 GWh	Dec 2024	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