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	Jul 2026
Annual Generation	669.4 TWh
Power Plants	3,038
Utilities	1,345
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% Coal \| 26.5% Wind \| 14.9% Nuclear \| 13.9% Solar \| 5.7% Water \| 1.4% Other Fuel \| 0.6%

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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
Sartell Holdco CSG	Sartell Holdco LLC	Sartell, MN	8 GWh	Apr 2019	Dec 2025	Solar
Rollingstone Holdco CSG	Rollingstone Holdco LLC	Rollingstone, MN	8 GWh	Jul 2019	Dec 2025	Solar
Becker Solar CSG	SunShare Management	St. Michael, MN	1 GWh	Feb 2019	Dec 2025	Solar
USS Solar Rapids CSG	United States Solar Corporation	Sauk Rapids, MN	2 GWh	Dec 2018	Dec 2025	Solar
USS Norelius Solar CSG	United States Solar Corporation	North Branch, MN	2 GWh	Dec 2018	Dec 2025	Solar
USS Nillie Corn Solar CSG	United States Solar Corporation	North Branch, MN	2 GWh	Nov 2018	Dec 2025	Solar
USS JJ Solar CSG	United States Solar Corporation	Sauk Rapids, MN	2 GWh	Dec 2018	Dec 2025	Solar
USS Dubhe Solar CSG	United States Solar Corporation	North Branch, MN	2 GWh	Nov 2018	Dec 2025	Solar
USS Brockway Solar CSG	United States Solar Corporation	Sartell, MN	2 GWh	Dec 2018	Dec 2025	Solar
Syncarpha Dodge 1 CSG	Solar Provider Group MN I LLC	Dodge Center, MN	2 GWh	Apr 2019	Dec 2025	Solar
Anoka County MN CONX	SoCore Energy LLC	Ramsey, MN	6 GWh	Sep 2018	Dec 2025	Solar
Athens MN CONX	SoCore Energy LLC	Athens, MN	10 GWh	Nov 2018	Dec 2025	Solar
Becker Solar 2 CSG	SunShare Management	St. Michael, MN	1 GWh	Feb 2019	Dec 2025	Solar
Becker Solar 3 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
Becker Solar 5 CSG	SunShare Management	St. Michael, MN	1 GWh	Feb 2019	Dec 2025	Solar
Beloit Memorial Hospital Power Plant	Beloit Memorial Hospital	Beloit, WI	147 MWh	May 2000	Dec 2025	Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
Roseman	Roseman Energy, LLC	Anita, IA	7 GWh	Jan 2017	Dec 2025	Wind
Eichtens II CSG	Terraform Arcadia	Winstead, MN	2 GWh	Aug 2018	Dec 2025	Solar
Barone CSG	Terraform Arcadia	Winstead, MN	2 GWh	Sep 2018	Dec 2025	Solar
Huneke II CSG	Terraform Arcadia	Zumbrota, MN	2 GWh	Aug 2018	Dec 2025	Solar
Goose Lake MN DPC-GM	ENGIE Generation North America LLC	Albert Lea, MN	3 GWh	Jan 2019	Dec 2025	Solar
Galactic Wind	Galactic Wind	Waunakee, WI	21 GWh	Nov 2012	Dec 2025	Wind
4710 Hosting	Epic Hosting, LLC	Rochester, MN	63 MWh	May 2012	Dec 2025	Distillate Fuel Oil
Birch	Birch Power LLC	Clearfield, IA	7 GWh	Jan 2017	Dec 2025	Wind
Winegar CSG	Terraform Arcadia	Waseca, MN	2 GWh	Sep 2018	Dec 2025	Solar
Bolduan CSG	Terraform Arcadia	New Richland, MN	2 GWh	Oct 2018	Dec 2025	Solar
Guse CSG	Terraform Arcadia	Janesville, MN	2 GWh	Aug 2018	Dec 2025	Solar
Randolph CSG PV1-5	Ecoplexus, Inc	Randolph, MN	8 GWh	May 2019	Dec 2025	Solar
Felton CSG PV1-5	Ecoplexus, Inc	Randolph, MN	7 GWh	May 2019	Dec 2025	Solar
Dearborn Energy Center	DTE Electric Company	Dearborn, MI	237 GWh	Nov 2019	Dec 2025	Natural Gas
Tipton Solar Park	Indiana Municipal Power Agency	Tipton, IN	9 GWh	Jun 2019	Dec 2025	Solar
Cedar Falls Solar Farm	Altus Power America Management, LLC	Cedar Falls, IA	2 GWh	Mar 2016	Dec 2025	Solar
USS Centerfield Solar CSG	Standard Solar	Webster, MN	2 GWh	Oct 2019	Dec 2025	Solar
USS Webster Solar CSG	Standard Solar	Webster, MN	2 GWh	Apr 2019	Dec 2025	Solar
USS Lake Patterson Solar CSG	Standard Solar	Cologne, MN	2 GWh	Jul 2019	Dec 2025	Solar
USS Kost Trail Solar CSG	Standard Solar	North Branch, MN	2 GWh	May 2019	Dec 2025	Solar
USS King 2 CSG	Standard Solar	Waconia, MN	2 GWh	Jul 2019	Dec 2025	Solar
USS Eggo Solar CSG	Standard Solar	Cologne, MN	2 GWh	May 2019	Dec 2025	Solar
USS DVL Solar CSG	Standard Solar	Waconia, MN	2 GWh	Jul 2019	Dec 2025	Solar
Wright Kirby 1-5 CSG	Standard Solar	Monticello, MN	12 GWh	May 2019	Dec 2025	Solar
Lady Slipper Solar Array CSG	Onsite Partners, LLC	Red Wing, MN	7 GWh	Sep 2019	Dec 2025	Solar
Lake Region Community Hybrid, LLC	Lake Region Community Hybrid, LLC	Rothsay, MN	8 GWh	Nov 2018	Dec 2025	Wind : 95.0% Solar : 5.0%
Rantoul Solar	Altorfer Inc.	Rantoul, IL	5 MWh	Nov 2016	Dec 2025	Solar
Farmers Electric Cooperative - Kalona	Farmers Electric Coop - (IA)	Kalona, IA	174 MWh	Feb 2001	Dec 2025	Distillate Fuel Oil
Crawfordsville 2 Solar Park	Indiana Municipal Power Agency	Crawfordsville, IN	13 GWh	Nov 2019	Dec 2025	Solar
Crawfordsville 3 Solar Park	Indiana Municipal Power Agency	Crawfordsville, IN	8 GWh	Nov 2019	Dec 2025	Solar
MSC-Scott01 LLC	MSC-Scott01 LLC	Jordan, MN	754 MWh	Jul 2019	Dec 2025	Solar
MSC-Chisago01 LLC CSG	MSC-Chisago01 LLC	Taylors Falls, MN	2 GWh	Jun 2019	Dec 2025	Solar
MSC-Rice01 LLC CSG	MSC-Rice01 LLC	Morristown, MN	2 GWh	Jun 2019	Dec 2025	Solar
MSC-Chisago02 LLC	MSC-Chisago02 LLC	Taylors Falls, MN	954 MWh	Jul 2019	Dec 2025	Solar
Epic Verona	Epic Hosting, LLC	Verona, WI	2 GWh	May 2009	Dec 2025	Solar : 90.8% Distillate Fuel Oil : 9.2%
IKEA Canton Rooftop PV System	IKEA Property Inc	Canton, MI	264 MWh	Oct 2015	Dec 2025	Solar
CED Champaign Solar LLC	RWE Clean Energy	Champaign, IL	3 GWh	Jun 2020	Dec 2025	Solar
FastSun 2 CSG	Altus Power America Management, LLC	Randolph Township, MN	2 GWh	May 2020	Dec 2025	Solar
Helen Solar CSG	Altus Power America Management, LLC	Plato, MN	8 GWh	Jun 2020	Dec 2025	Solar
Walcott Solar CSG	Altus Power America Management, LLC	Faribault, MN	8 GWh	Jun 2020	Dec 2025	Solar
Northfield Solar CSG	Altus Power America Management, LLC	Northfield, MN	9 GWh	Jun 2020	Dec 2025	Solar
Warsaw Solar CSG	Altus Power America Management, LLC	Morristown, MN	4 GWh	Jun 2020	Dec 2025	Solar
Middleton Airport Solar	Madison Gas & Electric Co	Middleton, WI	7 GWh	Jun 2020	Dec 2025	Solar
Arcadia Solar	Green Street Power Partners	Arcadia, WI	7 GWh	Aug 2019	Dec 2025	Solar
Scottsburg Solar Park	Indiana Municipal Power Agency	Scottsburg, IN	11 GWh	Sep 2020	Dec 2025	Solar
Gas City Solar Park	Indiana Municipal Power Agency	Gas City, IN	4 GWh	May 2020	Dec 2025	Solar
Columbia City Solar Park	Indiana Municipal Power Agency	Columbia City, IN	7 GWh	Mar 2021	Dec 2025	Solar
Crawfordsville Solar Park 4	Indiana Municipal Power Agency	Crawfordsville, IN	3 GWh	May 2020	Dec 2025	Solar
Novel Martin Solar One LLC (McLeod) CSG	REA Investments, LLC	Lester Prairie, MN	2 GWh	Jul 2019	Dec 2025	Solar
Tell City Solar Park	Indiana Municipal Power Agency	Tell City, IN	2 GWh	Jun 2020	Dec 2025	Solar
Crawfordsville 5 Solar Park	Indiana Municipal Power Agency	Crawfordsville, IN	16 GWh	Aug 2020	Dec 2025	Solar
Winona Solar	Winona Solar I LLC	Altura, MN	4 GWh	Jul 2019	Dec 2025	Solar
Wabasha Solar	Wabasha Solar LLC	Wabasha, MN	6 GWh	Jul 2019	Dec 2025	Solar
GSPP Held LLC CSG	Green Street Power Partners	St. Cloud, MN	4 GWh	May 2019	Dec 2025	Solar
GSPP Imholte CSG	Green Street Power Partners	St. Cloud, MN	2 GWh	Apr 2019	Dec 2025	Solar
Fennimore Solar	Green Street Power Partners	Fennimore, WI	5 GWh	Aug 2019	Dec 2025	Solar
New Lisbon Solar	Green Street Power Partners	New Lisbon, WI	4 GWh	Aug 2019	Dec 2025	Solar
Cumberland Solar	Green Street Power Partners	Cumberland, WI	4 GWh	Aug 2019	Dec 2025	Solar
St. James Solar (LA)	St. James Solar, LLC	Vacherie, LA	50 GWh	Jan 2023	Dec 2025	Solar
Cashton Solar	Green Street Power Partners	Cashton, WI	3 GWh	Aug 2019	Dec 2025	Solar
Forest City Solar	Green Street Power Partners	Forest City, IA	5 GWh	Aug 2019	Dec 2025	Solar
Elroy Solar	Green Street Power Partners	Mauston, WI	1 GWh	Aug 2019	Dec 2025	Solar
St. Charles Solar	Green Street Power Partners	St Charles Township, MN	3 GWh	Aug 2019	Dec 2025	Solar
Novel Brooten Solar CSG	REA Investments, LLC	Brooten, MN	2 GWh	Sep 2019	Dec 2025	Solar
Novel Reber Solar CSG	REA Investments, LLC	Albany, MN	2 GWh	Oct 2019	Dec 2025	Solar
Novel Historical Society Solar CSG	REA Investments, LLC	Sacred Heart, MN	2 GWh	Oct 2019	Dec 2025	Solar
Novel Herber Solar CSG	REA Investments, LLC	Rollingstone, MN	2 GWh	Jan 2020	Dec 2025	Solar
Novel Herickhoff Solar CSG	REA Investments, LLC	Osakis, MN	2 GWh	Mar 2020	Dec 2025	Solar
Novel DeCook Solar CSG	REA Investments, LLC	Byron, MN	2 GWh	Feb 2020	Dec 2025	Solar
Novel Schmoll Farms Solar CSG	REA Investments, LLC	Dodge Center, MN	1 GWh	Oct 2020	Dec 2025	Solar
Novel Pederson Solar CSG	REA Investments, LLC	Sauk Rapids, MN	2 GWh	Jul 2020	Dec 2025	Solar
Novel Jewison Solar CSG	REA Investments, LLC	Janesville, MN	1 GWh	Sep 2020	Dec 2025	Solar
Novel Byron Solar CSG	REA Investments, LLC	Byron, MN	2 GWh	Apr 2020	Dec 2025	Solar
Novel Kanewischer Solar CSG	REA Investments, LLC	Waseca, MN	2 GWh	Sep 2020	Dec 2025	Solar
Novel Bartel Solar CSG	REA Investments, LLC	Byron, MN	2 GWh	Mar 2020	Dec 2025	Solar
Novel Haley Solar CSG	REA Investments, LLC	Waseca, MN	2 GWh	May 2020	Dec 2025	Solar
Novel MNDot Solar CSG	REA Investments, LLC	Afton, MN	2 GWh	Oct 2020	Dec 2025	Solar
Novel Winegar Partnership Solar CSG	REA Investments, LLC	Waseca, MN	2 GWh	Mar 2021	Dec 2025	Solar
Novel Peter Solar CSG	REA Investments, LLC	Waterville, MN	2 GWh	Aug 2021	Dec 2025	Solar
Novel Benedix Solar CSG	REA Investments, LLC	Mantorville, MN	2 GWh	Nov 2020	Dec 2025	Solar
Green Lake Solar	Heritage Sustainable Energy. LLC	Interlochen, MI	1 GWh	Sep 2018	Dec 2025	Solar
TCLP Solar Phase 1	Heritage Sustainable Energy. LLC	Traverse City, MI	1 GWh	Sep 2017	Dec 2025	Solar
FastSun 19 CSG	Altus Power America Management, LLC	Farmington, MN	2 GWh	May 2020	Dec 2025	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	442.5 GWh	4
#26	Associated Electric Cooperative, Inc.	23.4 TWh	47
#13	Duke Energy Carolinas	112.6 TWh	577
#50	Duke Energy Progress West	4.5 TWh	15
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	33.9 TWh	25
#1	PJM Interconnection, LLC	882.8 TWh	2,652
#6	Southern Company Services, Inc. - Trans	253.5 TWh	422
#5	Southwest Power Pool	306.8 TWh	856
#53	Southwestern Power Administration	4.1 TWh	34
#9	Tennessee Valley Authority	163.4 TWh	207

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	882.8 TWh	2,652
#2	Midcontinent Independent System Operator, Inc.	669.4 TWh	3,038
#3	Electric Reliability Council of Texas, Inc.	494.1 TWh	1,471
#5	Southwest Power Pool	306.8 TWh	856
#6	Southern Company Services, Inc. - Trans	253.5 TWh	422
#7	California Independent System Operator	169.4 TWh	2,135
#9	Tennessee Valley Authority	163.4 TWh	207
#10	Florida Power & Light Co.	152.2 TWh	187
#12	New York Independent System Operator	134.3 TWh	1,299
#13	Duke Energy Carolinas	112.6 TWh	577