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%

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

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
MSC Sebewaing	Michigan Sugar Company	Sebewaing, MI	569 MWh	Sep 1979	Mar 2025	Bituminous Coal : 71.0% Natural Gas : 29.0%
MSC-Scott01 LLC	MSC-Scott01 LLC	Jordan, MN	2 GWh	Jul 2019	Dec 2024	Solar
MSC-Scandia01 CSG	MSC-Scandia01 LLC	Scandia, MN	2 GWh	Mar 2019	Dec 2024	Solar
MSC-Rice01 LLC CSG	MSC-Rice01 LLC	Morristown, MN	2 GWh	Jun 2019	Dec 2024	Solar
MSC-GreyCloud01 Community Solar	MSC-GreyCloud01 LLC	St. Paul Park, MN	2 GWh	Feb 2019	Dec 2024	Solar
MSC-Empire01, LLC	MSC-Empire01, LLC	Farmington, MN	2 GWh	Jul 2019	Dec 2024	Solar
MSC Croswell	Michigan Sugar Company	Croswell, MI	36 MWh	Sep 1948	Jan 2025	Natural Gas
MSC-Chisago02 LLC	MSC-Chisago02 LLC	Taylors Falls, MN	1 GWh	Jul 2019	Dec 2024	Solar
MSC-Chisago01 LLC CSG	MSC-Chisago01 LLC	Taylors Falls, MN	2 GWh	Jun 2019	Dec 2024	Solar
MP CSG 1 LLC	United States Solar Corporation	Wrenshall, MN	2 GWh	Dec 2017	Dec 2024	Solar
Mower County Wind Energy Center	Northern States Power Co - Minnesota	Grand Meadow, MN	343 GWh	Nov 2006	Dec 2024	Wind
Mountain Lake	City of Mountain Lake - (MN)	Mountain Lake, MN	2 GWh	Apr 1954	Dec 2024	Wind : 97.7% Natural Gas : 1.8%
Motiva Enterprises Port Arthur Refinery	Motiva Enterprises LLC	Port Arthur, TX	2 TWh	May 1957	Sep 2025	Natural Gas : 90.8% Other Gas : 9.2%
Mosinee Mill	Ahlstrom-Munksjo NA Specialty Solutions, LLC	Mosinee, WI	118 GWh	Jun 1916	Sep 2025	Black Liquor : 50.7% Bituminous Coal : 21.8% Water : 13.6% Wood/Wood Waste Solids : 6.1% Natural Gas : 3.7% Residual Fuel Oil : 2.3% Sludge Waste : 1.8%
Moselle	Cooperative Energy	Moselle, MS	2 TWh	Jul 1970	Sep 2025	Natural Gas
Mosaic Phosphates Uncle Sam	Mosaic Phosphates Co.	Uncle Sam, LA	28 GWh	Dec 1967	Sep 2025	Waste Heat
Morris Solar	AES Clean Energy	Kirksville, MO	171 GWh	-	Sep 2025	Solar
Morning Light Wind Farm	MidAmerican Energy Co	Adair, IA	413 GWh	Sep 2012	Dec 2024	Wind
Morgan Solar 4, LLC CSG	Morgan Solar 4, LLC	Murrayville, IL	4 GWh	Nov 2020	Dec 2024	Solar
Morgan Solar 2, LLC CSG	Morgan Solar 2, LLC	Murrayville, IL	4 GWh	Oct 2020	Dec 2024	Solar
Morgan Solar 1b CSG	Morgan Solar 1b LLC	Meredosia, IL	3 GWh	Jul 2021	Dec 2024	Solar
Morgan Solar 1 CSG	Morgan Solar 1 LLC	Meredosia, IL	4 GWh	Jul 2021	Dec 2024	Solar
Morgan Community Solar	Morgan Community Solar	Morgan, MN	5 GWh	Mar 2017	Dec 2024	Solar
Morey Road	Greenbacker Renewable Energy Corporation	Lake City, MI	71 MWh	Oct 2024	Dec 2024	Solar
Moreau	Union Electric Co - (MO)	Moreau, MO	1 GWh	Jul 1978	Dec 2024	Distillate Fuel Oil
Moraine Wind LLC	Avangrid Power LLC	Woodstock, MN	61 GWh	Nov 2003	Dec 2024	Wind
Moraine Sands Wind Power	Moraine Sands Wind Power, LLC	Mason City, IL	577 GWh	Nov 2023	Sep 2025	Wind
Moraine II Wind LLC	Avangrid Power LLC	Woodstock, MN	73 GWh	Jan 2009	Dec 2024	Wind
Moraine CSG	Moraine Solar, LLC	Downs, IL	5 GWh	Aug 2021	Dec 2024	Solar
Moose Lake	Moose Lake Water & Light Comm	Moose Lake, MN	63 MWh	Oct 1952	Dec 2024	Distillate Fuel Oil : 83.7% Natural Gas : 16.3%
MontSun Community Solar	Generate Capital	Montrose, MN	9 GWh	Nov 2017	Dec 2024	Solar
Montrose Solar	Enel Green Power NA, Inc.	Montrose, MN	7 GWh	Nov 2016	Dec 2024	Solar
Montpelier Electric Generating Station	Kimura Power LLC	Poneto, IN	111 GWh	May 2001	Sep 2025	Natural Gas
Monticello Project CSG	DG Minnesota CSG, LLC	Monticello, MN	8 GWh	Oct 2018	Dec 2024	Solar
Monticello Nuclear Facility	Northern States Power Co - Minnesota	Monticello, MN	5 TWh	May 1971	Sep 2025	Nuclear
Montgomery Winsted CSG	Minnesota Solar CSG 4, LLC	Winsted, MN	5 GWh	Oct 2017	Dec 2024	Solar
Montgomery County Community Solar Center	Union Electric Co - (MO)	New Florence, MO	9 GWh	Feb 2022	Dec 2024	Solar
Montgomery County	Entergy Texas Inc.	Willis, TX	7 TWh	Dec 2020	Aug 2025	Natural Gas
Montfort Wind Energy Center	Wisconsin Electric Power Co	Montfort, WI	56 GWh	May 2002	Sep 2025	Wind
Montezuma	City of Montezuma - (IA)	Montezuma, IA	119 MWh	Jul 1940	Dec 2024	Distillate Fuel Oil : 63.8% Natural Gas : 36.2%
Montevideo Solar LLC, CSG	Montevideo Solar LLC	Montevideo, MN	10 GWh	Dec 2018	Dec 2024	Solar
Monroe (MI)	DTE Electric Company	Monroe, MI	16 TWh	Oct 1969	Sep 2025	Subbituminous Coal : 74.0% Bituminous Coal : 16.6% Petroleum Coke : 9.2%
Moline	MidAmerican Energy Co	Moline, IL	19 GWh	Dec 1941	Dec 2024	Water : 94.4% Natural Gas : 5.6%
Moberly	Union Electric Co - (MO)	Moberly, MO	34 MWh	Jul 1978	Dec 2024	Distillate Fuel Oil
MNDOT Standby Generation	State of Minnesota Department of Administration	St. Paul, MN	38 MWh	Jun 1995	Aug 2025	Distillate Fuel Oil
MN East Regal LLC (CSG)	United States Solar Corporation	Paynesville, MN	179 MWh	Jul 2024	Dec 2024	Solar
MN CSG 2019-38 DE LLC	MN CSG 2019-38 DE LLC	Cleveland, MN	2 GWh	Oct 2022	Dec 2024	Solar
MN CSG 2019-16 LLC	MN CSG 2019-16 LLC	Mankato, MN	2 GWh	May 2022	Dec 2024	Solar
MN Buffalo Lake 212-2 LLC (CSG)	United States Solar Corporation	Buffalo Lake, MN	2 GWh	Nov 2023	Dec 2024	Solar
MN Buffalo Lake 212-1 LLC (CSG)	United States Solar Corporation	Buffalo Lake, MN	2 GWh	Nov 2023	Dec 2024	Solar
MMSD South Shore Wastewater	Milwaukee Metro Sewerage Dist	Oak Creek, WI	26 GWh	Jul 2000	Dec 2024	Other Biomass Gas : 88.7% Natural Gas : 11.3%
MMSD Jones Island Wastewater	Milwaukee Metro Sewerage Dist	Milwaukee, WI	74 GWh	Dec 1970	Sep 2025	Natural Gas : 79.4% Landfill Gas : 19.3% Distillate Fuel Oil : 1.3%
Mio	Consumers Energy Co - (MI)	Mio, MI	14 GWh	Dec 1915	Dec 2024	Water
Minwind	Community Renewables, LLC	Luverne, MN	276 MWh	Sep 2002	Dec 2024	Wind
Minnesota River	Minnesota Municipal Power Agny	Chaska, MN	6 GWh	Apr 2001	Dec 2024	Natural Gas
Minnesota Breeze LLC	Midwest Power Partners LLC	Rushmore, MN	2 GWh	Apr 2006	Dec 2024	Wind
MinnDakota Wind LLC	Avangrid Power LLC	Ivanhoe, MN	283 GWh	Dec 2007	Dec 2024	Wind
Minden Wind Park	DTE Electric Company	Minden City, MI	111 GWh	Nov 2012	Sep 2025	Wind
Milton R Young	Minnkota Power Coop, Inc	Center, ND	4 TWh	Sep 1970	Sep 2025	Lignite Coal : 99.8%
Miles City GT	Montana-Dakota Utilities Co	Miles City, MT	331 MWh	Apr 1972	Dec 2024	Natural Gas : 97.0% Distillate Fuel Oil : 3.0%
Milam Gas Recovery	WM Illinois Renewable Energy LLC	East St. Lois, IL	19 GWh	Mar 1991	Dec 2024	Natural Gas
Midland Cogeneration Venture	Midland Cogeneration Venture	Midland, MI	10 TWh	May 1989	Sep 2025	Natural Gas
Middleton Biogas Solar, LLC	Middleton Biogas Solar, LLC	Middleton, WI	2 GWh	Apr 2022	Dec 2024	Solar
Middleton Airport Solar	Madison Gas & Electric Co	Middleton, WI	8 GWh	Jun 2020	Dec 2024	Solar
Middlebury Solar	Ecos Energy LLC	Middlebury, IN	457 MWh	Oct 2012	Oct 2024	Solar
Midcontinent Solar, LLC	Midcontinent Solar, LLC	Owosso, MI	37 GWh	Sep 2023	Dec 2024	Solar
Michigan Wind 2	Michigan Wind 2, LLC	Minden City, MI	327 GWh	Nov 2011	Dec 2024	Wind
Michigan Wind 1	Michigan Wind 1, LLC	Ubly, MI	158 GWh	Nov 2008	Dec 2024	Wind
Michigan Power LP	Michigan Power Limited Partnership	Ludington, MI	1 TWh	Sep 1995	Dec 2024	Natural Gas
Michigan City	Northern Indiana Pub Serv Co	Michigan City, IN	1 TWh	Apr 1974	Sep 2025	Subbituminous Coal : 78.0% Bituminous Coal : 20.3% Natural Gas : 1.7%
Michigamme Falls	Wisconsin Electric Power Co	Crystal Falls, MI	23 GWh	May 1953	Dec 2024	Water
Michelangelo Wind 4 LLC	Michelangelo Wind 4 LLC	Ames, IA	10 GWh	Nov 2016	Dec 2024	Wind
Michelangelo Wind 3 LLC	Michelangelo Wind 3 LLC	Huxley, IA	9 GWh	Jan 2017	Dec 2024	Wind
Michelangelo Wind 1 LLC	Michelangelo Wind 1 LLC	Huxley, IA	8 GWh	Feb 2017	Dec 2024	Wind
Michael Solar	SoCore Energy LLC	Freeport, MN	7 GWh	Nov 2017	Dec 2024	Solar
Mexico	Union Electric Co - (MO)	Mexico, MO	767 MWh	Aug 1978	Dec 2024	Distillate Fuel Oil
Metro Methane Recovery Facility	WM Renewable Energy LLC	Mitchellville, IA	80 GWh	Dec 1997	Sep 2025	Landfill Gas
Metro Gas Recovery	WM Renewable Energy LLC	Franklin, WI	37 GWh	Nov 1985	Dec 2024	Landfill Gas
Merrill	Wisconsin Public Service Corp	Merrill, WI	4 GWh	Feb 1917	Dec 2024	Water
Merricourt Wind Energy Center	Otter Tail Power Co	Kulm, ND	603 GWh	Nov 2020	Sep 2025	Wind
Merom	Hallador Power Company, LLC	Sullivan, IN	5 TWh	Jan 1982	Sep 2025	Bituminous Coal : 99.8%
Merl Parr	MidAmerican Energy Co	Charles City, IA	432 MWh	Apr 1969	Dec 2024	Natural Gas
Meridian Wind Park	DTE Electric Company	Merrill, MI	501 GWh	Mar 2023	Sep 2025	Wind
Menomonie	Northern States Power Co - Minnesota	Menomonie, WI	24 GWh	Dec 1957	Dec 2024	Water
Menominee Mill Marinette	Eagle Creek Renewable Energy, LLC	Menominee, MI	12 GWh	Dec 1923	Sep 2025	Water
Melrose 2	Melrose Public Utilities	Melrose, MN	3 MWh	Feb 2014	Dec 2024	Distillate Fuel Oil
Melrose	Melrose Public Utilities	Melrose, MN	49 MWh	Jun 1945	Dec 2024	Distillate Fuel Oil
Meeker Community Solar One LLC CSG	Madison Energy Holdings LLC	Dassel, MN	2 GWh	Nov 2019	Dec 2024	Solar
Medin CSG	Madison Energy Holdings LLC	Center City, MN	2 GWh	Nov 2021	Dec 2024	Solar
Medin 2 Community Solar LLC CSG	Medin 2 Community Solar LLC	Center City, MN	2 GWh	Jul 2021	Dec 2024	Solar
Medford DPC Solar	SoCore Energy LLC	Medford, WI	3 GWh	Jan 2017	Sep 2025	Solar
Meadow Ridge	Meadow Ridge Wind Energy, LLC	Greenfield, IA	5 GWh	Jun 2012	Dec 2024	Wind
Meadow Lake Wind Farm VI LLC	Meadow Lake Wind Farm VI LLC	Remington, IN	640 GWh	Oct 2018	Sep 2025	Wind
McLeod Community Solar One LLC CSG	Madison Energy Holdings LLC	Stewart, MN	2 GWh	Nov 2019	Dec 2024	Solar
McKinley Wind Park	DTE Electric Company	Pigeon, MI	52 GWh	Nov 2012	Sep 2025	Wind
McGregor	City of McGregor- (IA)	McGregor, IA	7 MWh	Nov 1941	Dec 2024	Distillate Fuel Oil
McDonough Solar 1, LLC CSG	McDonough Solar 1, LLC	Blandinsville, IL	4 GWh	Nov 2020	Dec 2024	Solar
McDonald Solar Farm, LLC	Cypress Creek Renewables	West Terre Haute, IN	8 GWh	Nov 2015	Dec 2024	Solar
McClure Dam	Upper Peninsula Power Company	Marquette, MI	32 GWh	Jan 1988	Dec 2024	Water
McClellan (AR)	Arkansas Electric Coop Corp	Camden, AR	43 GWh	Apr 1972	Dec 2024	Natural Gas : 92.3% Distillate Fuel Oil : 7.7%

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