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	Jun 2025
Annual Generation	642.8 TWh
Power Plants	2,653
Utilities	1,202
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 \| 36.6% Coal \| 28.1% Wind \| 15.6% Nuclear \| 14.4% Solar \| 3.2% Water \| 1.7% Other Fuel \| 0.4%

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
Sunflower County	Sunflower County Solar Project, LLC	Ruleville, MS	101 GWh	Aug 2022	Mar 2025	Solar
West Riverside Energy Center	Wisconsin Power & Light Co	Beloit, WI	5 TWh	Apr 2020	Mar 2025	Natural Gas : 99.9%
Troy Solar	Southern Indiana Gas & Elec Co	Troy, IN	92 GWh	Mar 2021	Mar 2025	Solar
Panther Creek Wind Project	Greenbacker Renewable Energy Corporation	Pittsfield, IL	40 GWh	-	Mar 2025	Wind
Happy Solar 1	Lightsource Renewable Energy Asset Management, LLC	Searcy, AR	212 GWh	Sep 2023	Mar 2025	Solar
Gratiot Farms Wind Project	Consumers Energy Co - (MI)	Carson City, MI	375 GWh	Nov 2020	Mar 2025	Wind
Crescent Wind Park	Consumers Energy Co - (MI)	Hillsdale, MI	374 GWh	Jan 2021	Mar 2025	Wind
Diamond Trail Wind Farm	MidAmerican Energy Co	Ladora, IA	875 GWh	Nov 2020	Mar 2025	Wind
Southern Hills Wind Farm	MidAmerican Energy Co	Creston, IA	876 GWh	Feb 2021	Mar 2025	Wind
Contrail Wind Farm	MidAmerican Energy Co	Bedford, IA	334 GWh	Nov 2020	Mar 2025	Wind
Isabella Wind Park	DTE Electric Company	Rosebush, MI	917 GWh	May 2021	Mar 2025	Wind
Assembly Solar II LLC	Assembly Solar II LLC	Lennon, MI	230 GWh	Nov 2021	Mar 2025	Solar
Jordan Creek Wind Farm, LLC	Jordan Creek Wind Farm, LLC	Judyville, IN	1 TWh	Nov 2020	Mar 2025	Wind
Bennington Wind	Minonk Stewardship Wind LLC	Minonk, IL	323 GWh	Sep 2021	Mar 2025	Wind
Wapello Solar LLC	Wapello Solar LLC	Wapello, IA	222 GWh	Feb 2021	Mar 2025	Solar
Chicot Solar	Chicot Solar, LLC	Lake Village, AR	214 GWh	Aug 2020	Mar 2025	Solar
Cerro Gordo Wind Farm	Cerro Gordo Wind Farm	Union, IA	178 GWh	Jul 2020	Mar 2025	Wind
Crowned Ridge Wind II Energy Center	Northern States Power Co - Minnesota	Watertown, SD	879 GWh	Nov 2020	Mar 2025	Wind
Delta Energy Park	Lansing Board of Water and Light	Lansing, MI	1 TWh	Feb 2022	Mar 2025	Natural Gas
Phoenix Solar South Farms LLC Solar Farm	Phoenix Solar South Farms LLC	Champaign, IL	7 GWh	Nov 2015	Mar 2025	Solar
Iris Solar LLC	Iris Solar LLC	Franklinton, LA	109 GWh	Sep 2022	Mar 2025	Solar
Ida Grove II	MidAmerican Energy Co	Ida Grove, IA	750 GWh	Nov 2019	Mar 2025	Wind
Fairbanks Wind Park	DTE Electric Company	Garden, MI	213 GWh	Dec 2021	Mar 2025	Wind
Two Creeks Solar	Wisconsin Public Service Corp	Two Rivers, WI	202 GWh	Oct 2020	Mar 2025	Solar
Palo Alto Wind Farm	MidAmerican Energy Co	Emmetsburg, IA	2 TWh	Dec 2019	Mar 2025	Wind
Badger Hollow I	Wisconsin Public Service Corp	Montfort, WI	201 GWh	Oct 2021	Mar 2025	Solar
Deuel Harvest Wind Energy LLC	Southern Power Co	Clear Lake, SD	1 TWh	Jan 2021	Mar 2025	Wind
Rosewater Wind Farm	Rosewater Wind Farm LLC	Chalmers, IN	327 GWh	Nov 2020	Mar 2025	Wind
Prairie Wolf Solar LLC	National Grid Renewables	Ashmore Township, IL	368 GWh	Oct 2021	Mar 2025	Solar
Glen Ullin Energy Center	ALLETE Clean Energy	Glen Ullin, ND	453 GWh	Nov 2019	Mar 2025	Wind
Port Edwards Mill	Domtar Industries Inc	Port Edwards, WI	41 GWh	Dec 1912	Mar 2025	Water
Lewis Creek	Entergy Texas Inc.	Willis, TX	2 TWh	Nov 1970	Mar 2025	Natural Gas
Stuttgart Solar	Stuttgart Solar, LLC	Stuttgart, AR	157 GWh	Dec 2017	Mar 2025	Solar
Harvest Ridge Wind Farm	Harvest Ridge Wind Farm	Newman, IL	747 GWh	Jun 2020	Mar 2025	Wind
French Island	Northern States Power Co - Minnesota	La Cross, WI	62 GWh	Dec 1939	Mar 2025	Wood/Wood Waste Solids : 46.8% Non-biogenic Municipal Solid Waste : 26.9% Biogenic Municipal Solid Waste : 22.0% Distillate Fuel Oil : 4.0%
Astoria Station	Otter Tail Power Co	Astoria, SD	325 GWh	Mar 2021	Mar 2025	Natural Gas
Pine River Wind Park	DTE Electric Company	Shepherd, MI	354 GWh	Feb 2019	Mar 2025	Wind
Beaver Creek Wind	MidAmerican Energy Co	Ogden, IA	1 TWh	Nov 2017	Mar 2025	Wind
Orient Wind Farm	MidAmerican Energy Co	Orient, IA	2 TWh	Nov 2018	Mar 2025	Wind
Port Washington Generating Station	Wisconsin Electric Power Co	Port Washington, WI	7 TWh	Jun 2005	Mar 2025	Natural Gas
South Oak Creek	Wisconsin Electric Power Co	Oak Creek, WI	2 TWh	Nov 1959	Mar 2025	Subbituminous Coal : 99.7%
Valley (WI)	Wisconsin Electric Power Co	Milwaukee, WI	448 GWh	May 1968	Mar 2025	Natural Gas
Saratoga Wind Farm	Madison Gas & Electric Co	Lime Springs, IA	290 GWh	Jan 2019	Mar 2025	Wind
Point Beach Nuclear Plant	NextEra Energy Point Beach LLC	Two Rivers, WI	10 TWh	May 1969	Mar 2025	Nuclear
Edgewater	Wisconsin Power & Light Co	Sheboygan, WI	2 TWh	Jun 1951	Mar 2025	Subbituminous Coal : 99.9%
Tatanka Ridge	Tatanka Ridge LLC	Toronto, SD	627 GWh	Dec 2020	Mar 2025	Wind
Pulliam	Wisconsin Public Service Corp	Green Bay, WI	67 GWh	Aug 1949	Mar 2025	Natural Gas
Weston	Wisconsin Public Service Corp	Rothschild, WI	4 TWh	Nov 1954	Mar 2025	Subbituminous Coal : 99.6%
New Auburn DPC Solar	SoCore Energy LLC	New Auburn, WI	4 GWh	Dec 2017	Mar 2025	Solar
New Orleans Power	Entergy New Orleans, LLC	New Orleans, LA	161 GWh	Apr 2020	Mar 2025	Natural Gas
Lake Charles Power	Entergy Louisiana LLC	West Lake, LA	7 TWh	Feb 2020	Mar 2025	Natural Gas
St. Charles Power Station (LA)	Entergy Louisiana LLC	La Place, LA	6 TWh	Apr 2019	Mar 2025	Natural Gas
New Badger	City of Kaukauna	Kaukauna, WI	51 GWh	Dec 2013	Mar 2025	Water
Montgomery County	Entergy Texas Inc.	Willis, TX	6 TWh	Dec 2020	Mar 2025	Natural Gas
Manitowoc	Manitowoc Public Utilities	Manitowoc, WI	149 GWh	May 1955	Mar 2025	Wood/Wood Waste Solids : 97.2% Petroleum Coke : 1.4% Bituminous Coal : 1.0%
Oliver Wind III, LLC	Oliver Wind III, LLC	Mandan, ND	434 GWh	Dec 2016	Mar 2025	Wind
Whistling Winds DPC Solar	SoCore Energy LLC	New Lisbon, WI	3 GWh	May 2017	Mar 2025	Solar
Medford DPC Solar	SoCore Energy LLC	Medford, WI	3 GWh	Jan 2017	Mar 2025	Solar
Mt. Hope DPC Solar	SoCore Energy LLC	Mt. Hope, WI	2 GWh	Dec 2016	Mar 2025	Solar
Downsville DPC Solar	SoCore Energy LLC	Menomonee, WI	2 GWh	Jan 2017	Mar 2025	Solar
Waterford 3	Entergy Louisiana LLC	Killona, LA	7 TWh	Aug 1985	Mar 2025	Nuclear
John P Madgett	Dairyland Power Coop	Alma, WI	943 GWh	Oct 1979	Mar 2025	Subbituminous Coal : 99.7%
Newton	Illinois Power Generating Co	Newton, IL	3 TWh	Oct 1977	Mar 2025	Subbituminous Coal : 99.9%
Coal Creek	Rainbow Energy Center	Underwood, ND	8 TWh	May 1979	Mar 2025	Refined Coal
Belle River	DTE Electric Company	China Twp, MI	7 TWh	Oct 1981	Mar 2025	Subbituminous Coal : 90.7% Natural Gas : 9.0%
Greenwood (MI)	DTE Electric Company	Avoca, MI	1 TWh	Jun 1979	Mar 2025	Natural Gas
Big Cajun 2	Louisiana Generating LLC	New Roads, LA	2 TWh	Jun 1981	Mar 2025	Subbituminous Coal : 54.4% Natural Gas : 45.6%
Liberty Pole DPC Solar	SoCore Energy LLC	Viroqua, WI	2 GWh	Apr 2017	Mar 2025	Solar
R D Morrow	Cooperative Energy	Purvis, MS	3 TWh	Mar 1978	Mar 2025	Natural Gas
Warren DPC Solar	SoCore Energy LLC	Roberts, WI	4 GWh	Apr 2017	Mar 2025	Solar
Grand Gulf	System Energy Resources, Inc	Port Gibson, MS	11 TWh	Jun 1985	Mar 2025	Nuclear
R M Schahfer	Northern Indiana Pub Serv Co	Wheatfield, IN	2 TWh	Nov 1976	Mar 2025	Bituminous Coal : 96.6% Natural Gas : 3.4%
Lewis & Clark	Montana-Dakota Utilities Co	Richland, MT	3 GWh	Sep 1958	Mar 2025	Natural Gas
Sherburne County	Northern States Power Co - Minnesota	Becker, MN	7 TWh	Mar 1976	Mar 2025	Subbituminous Coal : 99.8%
Big Stone	Otter Tail Power Co	Big Stone City, SD	2 TWh	Apr 1975	Mar 2025	Subbituminous Coal : 99.8%
Gibson	Duke Energy Indiana, LLC	Owensville, IN	11 TWh	Mar 1975	Mar 2025	Bituminous Coal : 99.6%
A B Brown	Southern Indiana Gas & Elec Co	Mount Vernon, IN	64 GWh	Feb 1979	Mar 2025	Natural Gas : 99.9%
Callaway	Union Electric Co - (MO)	Fulton, MO	11 TWh	Nov 1984	Mar 2025	Nuclear
Brame Energy Center	Cleco Power LLC	Lena, LA	3 TWh	May 1975	Mar 2025	Subbituminous Coal : 58.8% Natural Gas : 34.5% Petroleum Coke : 5.0% Bituminous Coal : 1.7%
Merom	Hallador Power Company, LLC	Sullivan, IN	4 TWh	Jan 1982	Mar 2025	Bituminous Coal : 99.8%
Deerfield Wind Energy, LLC	Deerfield Wind Energy, LLC	Kinde, MI	501 GWh	Jan 2017	Mar 2025	Wind
Ottumwa	Interstate Power and Light Co	Ottumwa, IA	2 TWh	Apr 1981	Mar 2025	Subbituminous Coal : 99.6%
Prairie Wind Farm	MidAmerican Energy Co	Montezuma, IA	608 GWh	Dec 2017	Mar 2025	Wind
R D Green	Big Rivers Electric Corp	Robards, KY	634 GWh	Nov 1979	Mar 2025	Natural Gas
Independence Steam Electric Station	Entergy Arkansas LLC	Newark, AR	5 TWh	Dec 1982	Mar 2025	Subbituminous Coal : 99.8%
Louisa	MidAmerican Energy Co	Muscatine, IA	3 TWh	Sep 1983	Mar 2025	Subbituminous Coal : 98.8% Natural Gas : 1.2%
Warrick	AGC Division of APGI Inc	Newburgh, IN	3 TWh	Mar 1960	Mar 2025	Bituminous Coal : 98.9% Natural Gas : 1.1%
D B Wilson	Big Rivers Electric Corp	Centertown, KY	3 TWh	Aug 1984	Mar 2025	Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5%
George Neal South	MidAmerican Energy Co	Salix, IA	735 GWh	Jun 1979	Mar 2025	Subbituminous Coal : 98.3%
State Farm	State Farm Insurance	Bloomington, IL	27 MWh	Sep 1996	Mar 2025	Distillate Fuel Oil
Crocker Wind Farm	Crocker Wind Farm, LLC	Conde, SD	834 GWh	Oct 2019	Mar 2025	Wind
Blazing Star Wind Farm 1	Northern States Power Co - Minnesota	Hendricks, MN	854 GWh	Mar 2020	Mar 2025	Wind
Crowned Ridge Wind Energy Center	Crowned Ridge Wind, LLC	Watertown, SD	801 GWh	Nov 2019	Mar 2025	Wind
Demille Solar Farm	DTE Electric Company	Lapeer, MI	35 GWh	Apr 2017	Mar 2025	Solar
Sumrall II Solar Farm	Onward Energy	Sumrall, MS	101 GWh	Nov 2017	Mar 2025	Solar
Grand Valley Solar Gardens	Consumers Energy Co - (MI)	Allendale, MI	4 GWh	Mar 2016	Mar 2025	Solar
Western Michigan Solar Gardens	Consumers Energy Co - (MI)	Kalamazoo, MI	2 GWh	Jul 2016	Mar 2025	Solar
Greenwood Solar Farm	DTE Electric Company	Avoca, MI	2 GWh	Dec 2015	Mar 2025	Solar
Domino Farms Solar	DTE Electric Company	Ann Arbor, MI	1 GWh	Aug 2015	Mar 2025	Solar
Columbia (WI)	Wisconsin Power & Light Co	Pardeville, WI	5 TWh	Apr 1975	Mar 2025	Subbituminous Coal : 99.9%

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	734.7 GWh	4
#27	Associated Electric Cooperative, Inc.	22.8 TWh	47
#13	Duke Energy Carolinas	111.4 TWh	556
#52	Duke Energy Progress West	4.1 TWh	10
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	33.8 TWh	20
#1	PJM Interconnection, LLC	858.1 TWh	2,305
#20	Public Service Company of Colorado	48.7 TWh	201
#5	Southwest Power Pool	297.0 TWh	762
#51	Southwestern Power Administration	4.2 TWh	31
#8	Tennessee Valley Authority	158.8 TWh	170

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	858.1 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	642.8 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	476.4 TWh	1,139
#5	Southwest Power Pool	297.0 TWh	762
#6	Southern Company Services, Inc. - Trans	252.0 TWh	393
#7	California Independent System Operator	190.4 TWh	1,943
#8	Tennessee Valley Authority	158.8 TWh	170
#10	Florida Power & Light Co.	148.6 TWh	159
#12	New York Independent System Operator	130.6 TWh	1,100
#13	Duke Energy Carolinas	111.4 TWh	556