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
Twin Falls (WI)	Wisconsin Electric Power Co	Florence, WI	37 GWh	Jun 2016	Dec 2025	Water
Gaylord - Wolverine	Wolverine Power Supply Coop	Gaylord, MI	37 GWh	May 2001	Dec 2025	Natural Gas
Woodstock Windfarm	RWE Clean Energy	Woodstock, MN	37 GWh	Apr 1999	Dec 2025	Wind
Waxdale	S.C. Johnson & Son, Inc.	Sturtevant, WI	37 GWh	Nov 2003	May 2026	Natural Gas : 43.5% Landfill Gas : 30.9% Wind : 17.2% Solar : 8.4%
Ridgeview	WM Renewable Energy LLC	Whitelaw, WI	37 GWh	Aug 2002	Dec 2025	Landfill Gas
Blue Elk IV Solar, LLC	Blue Elk IV Solar, LLC	Adrian, MI	37 GWh	Nov 2023	Dec 2025	Solar
O'Brien Solar Fields	Madison Gas & Electric Co	Fitchburg, WI	37 GWh	Apr 2021	Dec 2025	Solar
Demille Solar Farm	DTE Electric Company	Lapeer, MI	37 GWh	Apr 2017	May 2026	Solar
Midcontinent Solar, LLC	Midcontinent Solar, LLC	Owosso, MI	38 GWh	Sep 2023	Dec 2025	Solar
Fond Du Lac	ALLETE, Inc.	Duluth, MN	38 GWh	Dec 1923	Dec 2025	Water
Macbeth Solar	Macbeth Solar, LLC	Montague, MI	38 GWh	Apr 2022	Dec 2025	Solar
Coopersville	Energy Developments, Inc d/b/a EDL	Coopersville, MI	38 GWh	May 1994	Dec 2025	Landfill Gas
Anheuser-Busch St Louis	Anheuser-Busch Inc	St. Louis, MO	38 GWh	Dec 1938	May 2026	Natural Gas : 93.0% Other Biomass Gas : 7.0%
Renegade Solar Energy LLC	Upper Michigan Energy Resources Company	Rock, MI	40 GWh	-	May 2026	Solar
Hibbing	Hibbing Public Utilities Comm	Hibbing, MN	40 GWh	Mar 1965	Dec 2025	Natural Gas : 52.2% Wood/Wood Waste Solids : 46.4% Bituminous Coal : 1.4%
Top of Iowa Windfarm III	Madison Gas & Electric Co	Kensett, IA	40 GWh	Jan 2008	Dec 2025	Wind
Rapids Energy Center	ALLETE, Inc.	Grand Rapids, MN	40 GWh	Dec 1942	Dec 2025	Natural Gas : 81.7% Water : 18.3%
Zimmerman Energy	Landfill Energy Systems	Argos, IN	41 GWh	Oct 2014	May 2026	Landfill Gas
Shipsterns Solar, LLC	Shipsterns Solar, LLC	Albion, MI	41 GWh	Sep 2023	Dec 2025	Solar
American Crystal Sugar Crookston	American Crystal Sugar Co	Crookston, MN	41 GWh	Aug 1954	Dec 2025	Subbituminous Coal
Willford Solar, LLC	Willford Solar, LLC	Gladwin, MI	41 GWh	Sep 2023	Dec 2025	Solar
Metro Gas Recovery	WM Renewable Energy LLC	Franklin, WI	41 GWh	Nov 1985	Dec 2025	Landfill Gas
Lyons Road	Lyons Road Solar, LLC	Owosso, MI	41 GWh	Dec 2021	Dec 2025	Solar
Bingham Solar, LLC	Geronimo Power	St. Johns, MI	42 GWh	Nov 2020	Dec 2025	Solar
Crooked Creek PV I	Crooked Creek PV I, LLC	Salem, IL	42 GWh	-	May 2026	Solar
Hutchinson Plant #1	Hutchinson Utilities Comm	Hutchinson, MN	42 GWh	Dec 1957	Dec 2025	Natural Gas
Temperance Solar, LLC	Geronimo Power	Erie, MI	42 GWh	Nov 2020	Dec 2025	Solar
Combined Locks	City of Kaukauna (WI)	Combined Locks, WI	43 GWh	Jan 1988	Dec 2025	Water
American Crystal Sugar East Grand Forks	American Crystal Sugar Co	East Grand Forks, MN	43 GWh	Aug 1990	Dec 2025	Subbituminous Coal
George Johnson	Wolverine Power Supply Coop	Hersey, MI	43 GWh	Aug 1993	Dec 2025	Natural Gas
American Crystal Sugar Drayton	American Crystal Sugar Co	Drayton, ND	43 GWh	Aug 1965	Dec 2025	Subbituminous Coal
OREG 3 Inc	Ormat Nevada Inc	Trimont, MN	43 GWh	Jul 2010	May 2026	Waste Heat
New Badger	City of Kaukauna (WI)	Kaukauna, WI	44 GWh	Dec 2013	May 2026	Water
Otter Creek Ethanol Poet - Ashton	Otter Creek Ethanol LLC - Poet Ashton	Ashton, IA	45 GWh	Feb 2004	May 2026	Natural Gas
Cooks Mill PV I	Cooks Mill PV I, LLC	Matoon, IL	45 GWh	-	May 2026	Solar
Arbor Hill Solar	MidAmerican Energy Co	Greenfield, IA	45 GWh	Dec 2021	May 2026	Solar
St. Cloud Hydro	St. Cloud Hydroelectric Generation Facility	St Cloud, MN	46 GWh	May 1988	Dec 2025	Water
Remmel	Entergy Arkansas LLC	Malvern, AR	46 GWh	Dec 1924	Dec 2025	Water
Wisconsin Rapids	Consolidated Water Power Co	Wisconsin Rapids, WI	46 GWh	Dec 1902	Dec 2025	Water
Vandalia Renewable Energy Center	Union Electric Co - (MO)	Vandalia, MO	46 GWh	Oct 2025	May 2026	Solar
T J Labbe Electric Generating	Lafayette Utilities System	Lafayette, LA	47 GWh	Jul 2005	Dec 2025	Natural Gas
Pheasant Run Landfill Gas Recovery	WM Renewable Energy LLC	Bristol, WI	47 GWh	Jan 1992	Dec 2025	Landfill Gas
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%
Cedar Hills Wind Farm	Montana-Dakota Utilities Co	Rhame, ND	48 GWh	May 2010	Dec 2025	Wind
Peavy Falls	Wisconsin Electric Power Co	Crystal Falls, MI	48 GWh	Dec 1942	Dec 2025	Water
Pleasant Hill	MidAmerican Energy Co	Pleasant Hill, IA	49 GWh	May 1990	Dec 2025	Natural Gas
Fish Creek Solar Park	DTE Electric Company	Greenville, MI	49 GWh	-	May 2026	Solar
Louisiana Tech University Power Plant	Louisiana Tech University	Ruston, LA	49 GWh	Jun 2004	Dec 2025	Natural Gas
Benndale	Cooperative Energy	Benndale, MS	49 GWh	Sep 1969	Dec 2025	Natural Gas
Kilbourn	Wisconsin Power & Light Co	Wisconsin Dells, WI	49 GWh	Jun 1926	Dec 2025	Water
St. James Solar (LA)	St. James Solar, LLC	Vacherie, LA	50 GWh	Jan 2023	Dec 2025	Solar
Brent Run Generating Station	Energy Developments, Inc d/b/a EDL	Montrose, MI	50 GWh	Dec 1997	Dec 2025	Landfill Gas
Port Allen (LA)	Placid Refining Co LLC	Port Allen, LA	50 GWh	Apr 1990	Dec 2025	Natural Gas
Grand Blanc Generating Station	Energy Developments, Inc d/b/a EDL	Grand Blanc, MI	50 GWh	Jun 1994	Dec 2025	Landfill Gas
Columbia Energy Center	City of Columbia - (MO)	Columbia, MO	51 GWh	May 2001	Dec 2025	Natural Gas
Montfort Wind Energy Center	Wisconsin Electric Power Co	Montfort, WI	51 GWh	May 2002	May 2026	Wind
McKinley Wind Park	DTE Electric Company	Pigeon, MI	51 GWh	Nov 2012	May 2026	Wind
Sumpter Energy Associates	NextEra Renewable Fuels, LLC	Belleville, MI	52 GWh	Jun 1992	Dec 2025	Landfill Gas
Koda Biomass Plant	Koda Energy LLC	Shakopee, MN	53 GWh	Apr 2009	Dec 2025	Agricultural By-Products : 75.1% Wood/Wood Waste Solids : 16.1% Natural Gas : 8.9%
Grant County Wind LLC	Grant County Wind, LLC	Woodstock, MN	53 GWh	Jul 2010	Dec 2025	Wind
Taconite Ridge 1 Wind Energy Center	ALLETE, Inc.	Mountain Iron, MN	53 GWh	Apr 2008	Dec 2025	Wind
Victoria Dam	Upper Peninsula Power Company	Rockland, MI	54 GWh	Dec 1930	Dec 2025	Water
Tilton	Tilton Energy LLC	Tilton, IL	54 GWh	May 1999	Dec 2025	Natural Gas
Carroll Area Wind Farm	SRIV Partnership LLC	Templeton, IA	54 GWh	Dec 2014	Dec 2025	Wind
Hennepin Island	Northern States Power Co - Minnesota	Minneapolis, MN	54 GWh	Sep 1954	Dec 2025	Water
South Fork Wind Farm	South Fork Wind, LLC	Round Lake, MN	54 GWh	Nov 2016	Dec 2025	Wind
Saint Marys Hospital Power Plant	St Mary's Hospital	Rochester, MN	55 GWh	Dec 1970	May 2026	Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
C W Tippy	Consumers Energy Co - (MI)	Wellston, MI	56 GWh	Dec 1917	Dec 2025	Water
Danielson Wind Farms LLC	BEAM US, LLC	Cosmos, MN	56 GWh	Feb 2011	Dec 2025	Wind
Chippewa Falls	Northern States Power Co - Minnesota	Chippewa Falls, WI	56 GWh	Dec 1927	Dec 2025	Water
Jonesboro City Water & Light Plant	City Water and Light Plant - (AR)	Jonesboro, AR	57 GWh	Jun 1999	Dec 2025	Natural Gas : 99.9%
Shakopee Energy Park	Minnesota Municipal Power Agny	Shakopee, MN	57 GWh	Jan 2017	Dec 2025	Natural Gas
Westside Energy Station	Rochester Public Utilities	Rochester, MN	57 GWh	Feb 2018	Dec 2025	Natural Gas
Shirley Wind	Duke Energy Renewables Services	Denmark, WI	57 GWh	Oct 2010	Dec 2025	Wind
Old Gold Energy Center, LLC	Old Gold Energy Center, LLC	Joice, IA	57 GWh	Sep 2001	Dec 2025	Wind
Adams Wind Generations LLC	BEAM US, LLC	Cosmos, MN	57 GWh	Feb 2011	Dec 2025	Wind
Interstate	City of Springfield - (IL)	Springfield, IL	58 GWh	Aug 1997	Dec 2025	Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Kalkaska CT #1	Michigan Public Power Agency	Kalkaska, MI	58 GWh	Nov 2002	Dec 2025	Natural Gas
Pine Tree Acres	NextEra Renewable Fuels, LLC	Lenox Twp, MI	58 GWh	May 1998	May 2026	Landfill Gas
Prairie Creek Solar	Sol Systems	Jacksonville, IL	58 GWh	Oct 2023	May 2026	Solar
International Falls Power	Boise White Paper LLC	International Falls, MN	58 GWh	Dec 1923	May 2026	Water
Blount Street	Madison Gas & Electric Co	Madison, WI	59 GWh	May 1957	Dec 2025	Natural Gas
Mission Road Solar Park	DTE Electric Company	Rosebush, MI	60 GWh	-	May 2026	Solar
Little Quinnesec Falls Hydro Project	Eagle Creek Renewable Energy, LLC	Niagara, WI	61 GWh	Nov 1900	Dec 2025	Water
Cherry Valley PV I	Cherry Valley PV I, LLC	Cherry Valley, AR	61 GWh	-	May 2026	Solar
Winnebago Wind Power Project	Avangrid Power LLC	Forest City, IA	61 GWh	Aug 2008	Dec 2025	Wind
R M Heskett	Montana-Dakota Utilities Co	Mandan, ND	62 GWh	Oct 1954	May 2026	Natural Gas
The Andersons Albion Ethanol LLC	The Andersons Albion Ethanol LLC	Albion, MI	62 GWh	Jul 2006	Dec 2025	Natural Gas
Flambeau Hydroelectric Station	Dairyland Power Coop	Ladysmith, WI	62 GWh	Dec 1950	Dec 2024	Water
Franklin Heating Station	Franklin Heating Station	Rochester, MN	63 GWh	Dec 1950	May 2026	Natural Gas : 82.3% Purchased Steam : 16.4% Distillate Fuel Oil : 1.2%
Archtop Solar	Archtop Property Management LLC	Gibson City, IL	64 GWh	-	May 2026	Solar
Heirloom Solar	Heirloom Solar (Ratts 1 Phase 2 Solar, LLC)	Petersburg, IN	64 GWh	Sep 2025	May 2026	Solar
Crossroads Energy Center	Clarksdale Public Utilities	Clarksdale, MS	65 GWh	Jun 2002	Dec 2025	Natural Gas
Hardy	Consumers Energy Co - (MI)	Newaygo, MI	65 GWh	May 1931	Dec 2025	Water
French Island	Northern States Power Co - Minnesota	La Cross, WI	65 GWh	Dec 1939	May 2026	Wood/Wood Waste Solids : 43.5% Non-biogenic Municipal Solid Waste : 25.3% Biogenic Municipal Solid Waste : 20.7% Distillate Fuel Oil : 10.2%
Altona Solar, LLC	Birch Creek Power, LLC	Centralia, MO	66 GWh	Jul 2024	May 2026	Solar
Pinckneyville	Union Electric Co - (MO)	Pinckneyville, IL	67 GWh	May 2000	Dec 2025	Natural Gas
Cornell	Northern States Power Co - Minnesota	Chippewa Falls, WI	70 GWh	Jun 1976	Dec 2025	Water
Big Blue	Big Blue Wind Farm LLC (MN)	Blue Earth, MN	71 GWh	Nov 2012	Dec 2025	Wind
Iowa State University	Iowa State University	Ames, IA	71 GWh	Sep 1960	May 2026	Natural Gas : 97.7% Distillate Fuel Oil : 2.3%

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