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%

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

Download Generation

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Novel Haley Solar CSG	REA Investments, LLC	Waseca, MN	2 GWh	May 2020	Dec 2025	Solar
Novel Handeland Solar LLC (CSG)	REA Investments, LLC	Clarkfield, MN	2 GWh	May 2022	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 Historical Society Solar CSG	REA Investments, LLC	Sacred Heart, MN	2 GWh	Oct 2019	Dec 2025	Solar
Novel Huneke Solar LLC CSG	REA Investments, LLC	Zumbrota, MN	2 GWh	Aug 2021	Dec 2025	Solar
Novel Jewison Solar CSG	REA Investments, LLC	Janesville, MN	1 GWh	Sep 2020	Dec 2025	Solar
Novel Kanewischer Solar CSG	REA Investments, LLC	Waseca, MN	2 GWh	Sep 2020	Dec 2025	Solar
Novel Martens Solar LLC(CSG)	REA Investments, LLC	Lafayette, MN	2 GWh	Feb 2022	Dec 2025	Solar
Novel Martin Solar One LLC (McLeod) CSG	REA Investments, LLC	Lester Prairie, MN	2 GWh	Jul 2019	Dec 2025	Solar
Novel Milbradt Solar LLC	Novel Milbradt Solar HQ LLC	Belview, MN	2 GWh	Nov 2024	Dec 2025	Solar
Novel MNDot Solar CSG	REA Investments, LLC	Afton, MN	2 GWh	Oct 2020	Dec 2025	Solar
Novel Novak Solar LLC CSG	REA Investments, LLC	Foley, MN	1 GWh	Jul 2021	Dec 2025	Solar
Novel - OYA of Mapleton CSG	NRG MN Community LLC	Mapleton, MN	6 GWh	Jun 2018	Dec 2025	Solar
Novel OYA of Osakis CSG	NRG MN Community LLC	Osakis, MN	9 GWh	Jun 2018	Dec 2025	Solar
Novel Pederson Solar CSG	REA Investments, LLC	Sauk Rapids, MN	2 GWh	Jul 2020	Dec 2025	Solar
Novel Peter Solar CSG	REA Investments, LLC	Waterville, MN	2 GWh	Aug 2021	Dec 2025	Solar
Novel Reber Solar CSG	REA Investments, LLC	Albany, MN	2 GWh	Oct 2019	Dec 2025	Solar
Novel Schmoll Farms Solar CSG	REA Investments, LLC	Dodge Center, MN	1 GWh	Oct 2020	Dec 2025	Solar
Novel Schroeder Solar LLC CSG	REA Investments, LLC	Renville, MN	2 GWh	Dec 2022	Dec 2025	Solar
Novel Shelly Solar LLC (CSG)	REA Investments, LLC	Cottonwood, MN	2 GWh	Aug 2022	Dec 2025	Solar
Novel Stavem Solar LLC CSG	REA Investments, LLC	Glenwood, MN	2 GWh	Aug 2021	Dec 2025	Solar
Novel Stein Solar LLC CSG	REA Investments, LLC	Taylors Falls, MN	2 GWh	Aug 2022	Dec 2025	Solar
Novel Stumpf 1 Solar CSG	Novel Stumpf 1 Solar LLC	Red Wing, MN	60 MWh	Nov 2025	Dec 2025	Solar
Novel Sunnyfield Farms Solar LLC CSG	REA Investments, LLC	Mazeppa, MN	2 GWh	May 2022	Dec 2025	Solar
Novel Swenson Solar LLC CSG	Novel Swenson Solar HQ LLC	North Branch, MN	922 MWh	Apr 2025	Dec 2025	Solar
Novel Wayne Solar LLC CSG	REA Investments, LLC	Mantorville, MN	2 GWh	Dec 2020	Dec 2025	Solar
Novel Winegar Partnership Solar CSG	REA Investments, LLC	Waseca, MN	2 GWh	Mar 2021	Dec 2025	Solar
O'Brien Solar Fields	Madison Gas & Electric Co	Fitchburg, WI	37 GWh	Apr 2021	Dec 2025	Solar
O'Brien Wind	MidAmerican Energy Co	Primghar, IA	851 GWh	Aug 2016	Dec 2025	Wind
O'Fallon Renewable Energy Center	Union Electric Co - (MO)	O'Fallon, MO	1 GWh	Nov 2014	Aug 2025	Solar
O'Shea Solar Farm	DTE Electric Company	Detroit, MI	3 GWh	Jun 2017	Dec 2025	Solar
Oak Glen Wind Farm	Minnesota Municipal Power Agny	Blooming Prairie, MN	102 GWh	Oct 2011	Dec 2025	Wind
Oak Hill Solar Array	Southern Indiana Gas & Elec Co	Evansville, IN	3 GWh	Oct 2018	Dec 2025	Solar
Oak Point Cogen	Chevron Oronite Co LLC	Belle Chasse, LA	98 GWh	Sep 1999	Dec 2025	Natural Gas
Oak Ridge LFGTE	Wabash Valley Power Assn, Inc	Logansport, IN	23 GWh	Nov 2003	Dec 2025	Landfill Gas
Oak Ridge Solar	AES Clean Energy	Oak Ridge, LA	413 GWh	Nov 2023	May 2026	Solar
Oakdale	Northern Indiana Pub Serv Co	Monticello, IN	15 GWh	Oct 1925	Feb 2025	Water
Oconto Falls Lower	Eagle Creek Renewable Energy, LLC	Oconto Falls, WI	6 GWh	Dec 1970	Dec 2025	Water
Oconto Falls Upper	Eagle Creek Renewable Energy, LLC	Oconto Falls, WI	12 GWh	Dec 1917	Dec 2025	Water
Odell Wind Farm	Algonquin Power Co	Mountain Lake, MN	769 GWh	Jun 2016	Dec 2025	Wind
Odin Wind Farm LLC	Aspenall Energies (Delaware), LLC	Mountainlake, MN	32 GWh	Apr 2008	Dec 2025	Wind
OE IL Solar 3	OE IL Solar 3, LLC	Oregon, IL	4 GWh	Feb 2022	Dec 2025	Solar
Ogden	City of Ogden - (IA)	Ogden, IA	73 MWh	Jun 1951	Dec 2025	Distillate Fuel Oil
Ogema	Greenbacker Renewable Energy Corporation	Ogema, WI	2 GWh	Feb 2024	Dec 2025	Solar
Old Gold Energy Center, LLC	Old Gold Energy Center, LLC	Joice, IA	57 GWh	Sep 2001	Dec 2025	Wind
Olinda Trail Solar	Olinda Trail Solar LLC	Lindstrom, MN	2 GWh	Aug 2019	Dec 2025	Solar
Oliver Wind III, LLC	Oliver Wind III, LLC	Mandan, ND	366 GWh	Dec 2016	May 2026	Wind
Olmsted Waste Energy	Olmsted County Public Works - (MN)	Rochester, MN	47 GWh	Mar 1987	Dec 2025	Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.8% Natural Gas : 0.5%
Olney Solar II CSG	Olney Solar II, LLC	Olney, IL	4 GWh	May 2021	Dec 2025	Solar
Omega Hills Gas Recovery	WM Renewable Energy LLC	Germantown, WI	78 GWh	Nov 1985	May 2026	Landfill Gas
Onalaska Campus Landfill Biogas	Gundersen Lutheran Biogas I LLC	Onalaska, WI	4 GWh	Feb 2012	Dec 2025	Landfill Gas
Onion River	Wisconsin Power & Light Co	Sheboygan Cedar Grove, WI	260 GWh	Nov 2023	May 2026	Solar
Optimum Wind 3 LLC	Novis Renewables, LLC	Nevada, IA	7 GWh	Feb 2017	Dec 2025	Wind
Optimum Wind 4 LLC	Novis Renewables, LLC	Nevada, IA	8 GWh	Feb 2017	Dec 2025	Wind
Optimum Wind 5 LLC	Novis Renewables, LLC	Nevada, IA	9 GWh	Feb 2017	Dec 2025	Wind
Optimum Wind 6 LLC	Novis Renewables, LLC	Nevada, IA	9 GWh	Feb 2017	Dec 2025	Wind
Optimum Wind 7 LLC	Novis Renewables, LLC	Nevada, IA	9 GWh	Feb 2017	Dec 2025	Wind
OREG 3 Inc	Ormat Nevada Inc	Trimont, MN	43 GWh	Jul 2010	May 2026	Waste Heat
Orient Wind Farm	MidAmerican Energy Co	Orient, IA	2 TWh	Nov 2018	May 2026	Wind
Orion Community Solar	Orion Community Solar	St. Joseph, MN	4 GWh	Dec 2016	Dec 2025	Solar
Osage Dam	Union Electric Co - (MO)	Eldon, MO	499 GWh	Sep 1931	Dec 2025	Water
Osage (IA)	City of Osage - (IA)	Osage, IA	5 GWh	Aug 1963	Dec 2025	Wind : 81.8% Solar : 18.2%
Osceola Windpower II	Osceola Windpower II	Harris, IA	191 GWh	Aug 2008	May 2026	Wind
Otsego Mill Power Plant	Otsego Paper Inc	Otsego, MI	163 GWh	Oct 1995	Dec 2025	Natural Gas
Otter Creek Ethanol Poet - Ashton	Otter Creek Ethanol LLC - Poet Ashton	Ashton, IA	45 GWh	Feb 2004	May 2026	Natural Gas
Ottumwa	Interstate Power and Light Co	Ottumwa, IA	3 TWh	Apr 1981	May 2026	Subbituminous Coal : 99.6%
Ottumwa City of	City of Ottumwa - (IA)	Ottumwa, IA	3 GWh	Jul 1931	Dec 2025	Water
Ouachita	Entergy Louisiana LLC	Sterlington, LA	4 TWh	Jul 2002	May 2026	Natural Gas
Overall Road Station	City of Farmington - (MO)	Farmington, MO	29 MWh	Feb 2003	Dec 2025	Distillate Fuel Oil
Owatonna	City of Owatonna - (MN)	Owatonna, MN	1 GWh	Mar 1982	Dec 2025	Natural Gas
Owatonna Energy Station	Southern Minnesota Mun P Agny	Owatonna, MN	2 GWh	Feb 2018	Dec 2025	Natural Gas
Oxbow Solar 1	Lightsource Renewable Energy Asset Management, LLC	New Roads, LA	532 GWh	Jun 2024	May 2026	Solar
Packaging of America Tomahawk Mill	PCA-Tomahawk Mill	Tomahawk, WI	113 GWh	Dec 1919	Dec 2025	Wood/Wood Waste Solids : 35.4% Natural Gas : 35.0% Black Liquor : 18.0% Water : 11.0% Other Biomass Solids : 0.6%
Paddock Solar	Wisconsin Power & Light Co	Beloit, WI	135 GWh	Oct 2023	May 2026	Solar
Palmer Community Solar LLC CSG	Palmer Community Solar LLC	North Branch, MN	2 GWh	Jul 2021	Dec 2025	Solar
Palo Alto Wind Farm	MidAmerican Energy Co	Emmetsburg, IA	1 TWh	Dec 2019	May 2026	Wind
Panora	City of Panora - (IA)	Panora, IA	8 MWh	Dec 1987	Dec 2025	Distillate Fuel Oil
Panther Creek Wind Project	Greenbacker Renewable Energy Corporation	Pittsfield, IL	150 GWh	Jan 2025	May 2026	Wind
Paris Solar	Wisconsin Electric Power Co	Union Grove, WI	296 GWh	Nov 2024	May 2026	Solar
Paris (WI)	Wisconsin Electric Power Co	Union Grove, WI	215 GWh	Feb 1995	Dec 2025	Natural Gas
Park Mill	Eagle Creek Renewable Energy, LLC	Marinette, WI	4 GWh	Dec 1919	Dec 2025	Water
Pastime Farm, LLC	Cypress Creek Renewables	Brazil, IN	9 GWh	Nov 2015	Dec 2025	Solar
Paulson Community (CSG)	CleanCapital Holdings	St. Peter, MN	2 GWh	Mar 2020	Dec 2025	Solar
Paynesville Community Solar	Paynesville Community Solar	Paynesville, MN	8 GWh	Nov 2016	Dec 2025	Solar
Paynesville CSG1, LLC	Nautilus Solar Solutions	Paynesville, MN	2 GWh	Dec 2020	Dec 2025	Solar
Paynesville Solar	Enel Green Power NA, Inc.	Paynesville, MN	18 GWh	Nov 2016	Dec 2025	Solar
PCA, Filer City Mill	PCA, Filer City Mill	Filer City, MI	92 GWh	Dec 1949	May 2026	Natural Gas
Pearl River Solar Park LLC	Pearl River Solar Park, LLC	Morton, MS	428 GWh	Jun 2024	May 2026	Solar
Pearl Station	Prairie Power, Inc	Pearl, IL	64 MWh	May 1973	Dec 2025	Distillate Fuel Oil
Peavy Falls	Wisconsin Electric Power Co	Crystal Falls, MI	48 GWh	Dec 1942	Dec 2025	Water
Pegasus Community Solar	Pegasus Community Solar	Brooten, MN	3 GWh	Jul 2017	Dec 2025	Solar
Pegasus Wind	Pegasus Wind, LLC	Reese, MI	378 GWh	Nov 2019	May 2026	Wind
Pella Peaking	City of Pella - (IA)	Pella, IA	752 MWh	May 2003	Dec 2025	Distillate Fuel Oil
Peno Creek	Union Electric Co - (MO)	Bowling Green, MO	156 GWh	Apr 2002	Dec 2025	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Peoples Generating Station	Sagepoint Energy	Ann Arbor, MI	25 GWh	Aug 1995	Dec 2025	Landfill Gas
Peoria County IL S2	SolAmerica Energy, LLC	Peoria, IL	2 GWh	May 2025	Dec 2025	Solar
Peoria Solar 3	Pivot Energy	Dunlap, IL	219 MWh	Nov 2025	Dec 2025	Solar
Pepin Garden	Pepin Garden LLC	Kellogg, MN	2 GWh	Oct 2023	Dec 2025	Solar
Perry Customer Hosted 1MW Solar Project	Interstate Power and Light Co	Perry, IA	2 GWh	Jun 2024	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