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	Oct 2026
Annual Generation	677.7 TWh
Power Plants	3,095
Utilities	1,372
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 \| 37.1% Coal \| 26.2% Wind \| 15% Nuclear \| 13.8% Solar \| 6.1% Water \| 1.4% Other Fuel \| 0.5%

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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
Oak Ridge LFGTE	Wabash Valley Power Assn, Inc	Logansport, IN	23 GWh	Nov 2003	Dec 2025	Landfill Gas
MinnDakota Wind LLC	Avangrid Power LLC	Ivanhoe, MN	337 GWh	Dec 2007	Dec 2025	Wind
Ameresco Janesville	AMERESCO Janesville LLC	Janesville, WI	3 GWh	Sep 2004	Dec 2025	Landfill Gas
Mower County Wind Energy Center	Northern States Power Co - Minnesota	Grand Meadow, MN	334 GWh	Nov 2006	Dec 2025	Wind
Michigan Wind 1	Michigan Wind 1, LLC	Ubly, MI	165 GWh	Nov 2008	Dec 2025	Wind
Fairmont Wind	Southern Minnesota Mun P Agny	Fairmont, MN	13 GWh	Feb 2003	Dec 2025	Wind
Redwood Falls Wind	Southern Minnesota Mun P Agny	Redwood Falls, MN	9 GWh	Nov 2004	Dec 2025	Wind
Greenback Energy	Greenback Energy, LLC (Longroad)	Pipestone, MN	2 GWh	Nov 2004	Dec 2025	Wind
Lucky Wind	Lucky Wind, LLC (Longroad)	Pipestone, MN	3 GWh	Nov 2004	Dec 2025	Wind
Northern Lights Wind LLC	Northern Lights Wind LLC (Longroad)	Pipestone, MN	2 GWh	Nov 2004	Dec 2025	Wind
Carstensen Wind	Carstensen Wind, LLC (Longroad)	Pipestone, MN	3 GWh	Nov 2004	Dec 2025	Wind
Stahl Wind Energy	Stahl Wind Energy, LLC (Longroad)	Pipestone, MN	2 GWh	Nov 2004	Dec 2025	Wind
Agriwind	Agriwind Holdings, LLC	Tiskilwa, IL	17 GWh	Jun 2007	Dec 2025	Wind
FPL Energy Oliver Wind I LLC	FPL Energy Oliver County Wind	Center, ND	182 GWh	Nov 2006	Dec 2025	Wind
Top of Iowa Windfarm III	Madison Gas & Electric Co	Kensett, IA	40 GWh	Jan 2008	Dec 2025	Wind
Northern Iowa Windpower II	Avangrid Power LLC	Kensett, IA	134 GWh	Dec 2007	Dec 2025	Wind
Victory Wind Farm	MidAmerican Energy Co	Westside, IA	384 GWh	Nov 2006	Dec 2025	Wind
FPL Energy Burleigh County Wind	FPL Energy Burleigh County Wind LLC	Wilton, ND	186 GWh	Nov 2005	Dec 2025	Wind
Whispering Willow Wind Farm - East	Interstate Power and Light Co	Iowa Falls, IA	405 GWh	Nov 2009	Dec 2025	Wind
Cedar Ridge	Wisconsin Power & Light Co	Eden, WI	185 GWh	Nov 2008	Dec 2025	Wind
Trimont Area Wind Farm	Avangrid Power LLC	Trimont, MN	350 GWh	Oct 2005	Dec 2025	Wind
Hargis-Hebert Electric Generating	Lafayette Utilities System	Lafayette, LA	76 GWh	May 2006	Dec 2025	Natural Gas
IBM West	Rochester Public Utilities	Rochester, MN	24 MWh	Sep 2005	Dec 2025	Distillate Fuel Oil
Century	MidAmerican Energy Co	Blairsburg, IA	609 GWh	Aug 2005	Dec 2025	Wind
Intrepid	MidAmerican Energy Co	Schaller, IA	546 GWh	Nov 2004	Dec 2025	Wind
Shell Chemical	Shell Chemical LP - Geismar	Geismar, LA	585 GWh	Jul 2002	Dec 2025	Natural Gas
B&K Energy Systems LLC	Brewster	Brewster, MN	5 GWh	Nov 2003	Dec 2025	Wind
Boeve Windfarm LLC	Boeve Windfarm LLC	Woodstock, MN	4 GWh	Jul 2003	Dec 2025	Wind
S&P Windfarm LLC	Brewster	Brewster, MN	5 GWh	Nov 2003	Dec 2025	Wind
DL Windy Acres LLC	Brewster	Brewster, MN	5 GWh	Nov 2003	Dec 2025	Wind
K-Brink Windfarm LLC	K-brink Windfarm, LLC	Woodstock, MN	6 GWh	Jan 2003	Dec 2025	Wind
Windcurrent Farms LLC	Windcurrent Farms LLC	Woodstock, MN	5 GWh	Aug 2003	Dec 2025	Wind
Fey Windfarm LLC	Fey Windfarm LLC	Woodstock, MN	4 GWh	Aug 2003	Dec 2025	Wind
Whiting Refinery	BP PLC	Whiting, IN	328 GWh	Dec 1947	Dec 2025	Other Gas : 87.1% Natural Gas : 12.9%
Dayton Hydro	Eagle Creek Renewable Energy, LLC	Ottawa, IL	10 GWh	Dec 1924	Dec 2025	Water
Grand River	Energy Developments, Inc d/b/a EDL	Grand Ledge, MI	8 GWh	Mar 1991	Dec 2025	Landfill Gas
Port Arthur Texas Refinery	Total Petrochemicals USA Inc	Port Arthur, TX	248 GWh	Jul 1988	Dec 2025	Natural Gas : 71.8% Other Gas : 28.2%
Dike City Power Plant	City of Dike - (IA)	Dike, IA	4 MWh	May 2005	Dec 2025	Distillate Fuel Oil
Moraine Wind LLC	Avangrid Power LLC	Woodstock, MN	89 GWh	Nov 2003	Dec 2025	Wind
Flying Cloud Power Partners LLC	Avangrid Power LLC	Lake Park, IA	98 GWh	Nov 2003	Dec 2025	Wind
Sheboygan Falls	Wisconsin Power & Light Co	Sheboygan, WI	452 GWh	May 2005	Dec 2025	Natural Gas
Faribault Energy Park	Minnesota Municipal Power Agny	Faribault, MN	800 GWh	Apr 2005	Dec 2025	Natural Gas
Neptune Gas Processing Plant	Enterprise Products Optg LP	Centerville, LA	14 GWh	Jan 2004	Dec 2025	Other Fuel
Anderson Erickson	Anderson Erickson Dairy	Des Moines, IA	9 MWh	Mar 2000	Dec 2025	Distillate Fuel Oil
Flora Site B	City of Flora - (IL)	Flora, IL	43 MWh	Nov 2001	Dec 2025	Distillate Fuel Oil
Flora Site A	City of Flora - (IL)	Flora, IL	47 MWh	Nov 2001	Dec 2025	Distillate Fuel Oil
IMEA Flora	Illinois Municipal Elec Agency (IL)	Flora, IL	71 MWh	Nov 2000	Dec 2025	Distillate Fuel Oil
T J Labbe Electric Generating	Lafayette Utilities System	Lafayette, LA	47 GWh	Jul 2005	Dec 2025	Natural Gas
Mankato Energy Center	MEC Holdings, LLC	Mankato, MN	3 TWh	Jun 2006	Dec 2025	Natural Gas
St. Charles Power Plant	City of St Charles - (MN)	St. Charles, MN	75 MWh	Nov 2004	Dec 2025	Distillate Fuel Oil
FPL Energy North Dakota Wind I/II	FPL Energy North Dakota Wind LLC	Edgeley, ND	121 GWh	Sep 2003	Dec 2025	Wind
Hillsboro	City of Hillsboro - (ND)	Hillsboro, ND	17 MWh	Jun 2002	Dec 2025	Distillate Fuel Oil
Berlin Landfill Gas	WM Renewable Energy LLC	Berlin, WI	12 GWh	Jul 2001	Dec 2025	Landfill Gas
G McNeilus Wind Farm Dodge Center	Justin McNeilus	Dodge Center, MN	91 GWh	Aug 2002	Dec 2025	Wind
Casey City of	City of Casey - (IL)	Casey, IL	80 MWh	Apr 2002	Dec 2025	Distillate Fuel Oil
Traer East	City of Traer - (IA)	Tracer, IA	6 MWh	Feb 2004	Dec 2025	Distillate Fuel Oil
Alliant SBD0201 Ingredion	Industrial Energy Applications Inc	Cedar Rapids, IA	38 MWh	May 2003	Dec 2025	Distillate Fuel Oil
Ridgeview	WM Renewable Energy LLC	Whitelaw, WI	37 GWh	Aug 2002	Dec 2025	Landfill Gas
Stevens Point Mill	Pixelle Specialty Solution, LLC	Stevens Point, WI	14 GWh	Jan 2002	Dec 2025	Natural Gas
Oak Point Cogen	Chevron Oronite Co LLC	Belle Chasse, LA	98 GWh	Sep 1999	Dec 2025	Natural Gas
Island Street Peaking Plant	WPPI Energy	Kaukauna, WI	20 GWh	May 2004	Dec 2025	Natural Gas
Hawkeye Power Partners LLC	Hawkeye Power Partners LLC	Garner, IA	168 GWh	Mar 1999	Dec 2025	Wind
Kas Brothers Windfarm	Kas Brothers Windfarm LLC	Woodstock, MN	2 GWh	Nov 2001	Dec 2025	Wind
Old Gold Energy Center, LLC	Old Gold Energy Center, LLC	Joice, IA	57 GWh	Sep 2001	Dec 2025	Wind
Otsego Mill Power Plant	Otsego Paper Inc	Otsego, MI	163 GWh	Oct 1995	Dec 2025	Natural Gas
Agrilectric Power Partners Ltd	Agrilectric Power Partners Ltd	Lake Charles, LA	84 GWh	Jun 1984	Dec 2025	Agricultural By-Products : 99.5%
Georgia-Pacific Monticello Paper	Georgia-Pacific Monticello LLC	Monticello, MS	517 GWh	May 1968	Dec 2025	Black Liquor : 49.5% Natural Gas : 33.6% Wood/Wood Waste Solids : 16.9%
Dean	DTE Electric Company	East China, MI	705 GWh	May 2002	Dec 2025	Natural Gas
Rapids Energy Center	ALLETE, Inc.	Grand Rapids, MN	40 GWh	Dec 1942	Dec 2025	Natural Gas : 81.7% Water : 18.3%
Flambeau Lower Project	Zero6 Energy Hydro	Park Falls, WI	3 GWh	Dec 1922	Dec 2025	Water
Flambeau Crowley Rapids Project	Zero6 Energy Hydro	Park Falls, WI	4 GWh	Dec 1929	Dec 2025	Water
GRS C&C	Gas Recovery Systems Inc	Marshall, MI	21 GWh	Jan 1995	Dec 2025	Landfill Gas
Agassiz Beach LLC	CHI Operations Inc	Averill, MN	3 GWh	Jan 2001	Dec 2025	Wind
ExxonMobil Baton Rouge Turbine Generator	Exxon Mobil Corp	Baton Rouge, LA	552 GWh	Apr 1990	Dec 2025	Natural Gas
St Francisville Mill	Hood Container of Louisiana, LLC	St. Francisville, LA	116 GWh	Feb 1966	Dec 2025	Black Liquor : 60.5% Natural Gas : 39.5%
Ada Cogeneration LP	Ada Cogeneration LLC	Ada, MI	185 GWh	Sep 1990	Dec 2025	Natural Gas
Grayling Generating Station	NorthStar Clean Energy	Grayling, MI	182 GWh	Apr 1992	Dec 2025	Wood/Wood Waste Solids
Cargill Corn Milling Division	Cargill Inc North America Sweetners	Eddyville, IA	112 GWh	Nov 1952	Dec 2025	Natural Gas
Archer Daniels Midland Des Moines	Archer Daniels Midland Co	Des Moines, IA	23 GWh	Apr 1988	Dec 2025	Natural Gas
Storm Lake 1	ALLETE Clean Energy	Alta, IA	87 GWh	Apr 1999	Dec 2025	Wind
Ada Dam	Eagle Creek Renewable Energy, LLC	Ada, MI	2 GWh	Feb 1984	Dec 2025	Water
Cascade Dam (MI)	Eagle Creek Renewable Energy, LLC	Grand Rapids, MI	4 GWh	Nov 1986	Dec 2025	Water
French Landing Dam	Eagle Creek Renewable Energy, LLC	Belleville, MI	5 GWh	Nov 1988	Dec 2025	Water
Oconto Falls Lower	Eagle Creek Renewable Energy, LLC	Oconto Falls, WI	6 GWh	Dec 1970	Dec 2025	Water
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%
PPG Plant C Caustic	Westlake 2 US LLC	Lake Charles, LA	14 GWh	Sep 1986	Dec 2025	Natural Gas
Milam Gas Recovery	WM Illinois Renewable Energy LLC	East St. Lois, IL	19 GWh	Mar 1991	Dec 2025	Natural Gas
Metro Gas Recovery	WM Renewable Energy LLC	Franklin, WI	41 GWh	Nov 1985	Dec 2025	Landfill Gas
Chalmette Refining LLC	Chalmette Refining LLC	Chalmette, LA	6 GWh	Feb 1990	Dec 2025	Other Fuel
Brainerd Public Utilities	Brainerd Public Utilities	Brainerd, MN	13 GWh	Dec 1916	Dec 2025	Water
Clearwater Paper APP CB	Clearwater Paper Corporation	Arkansas City, AR	123 GWh	Oct 1977	Dec 2025	Black Liquor : 58.1% Natural Gas : 41.5%
Tazewell Gas Recovery	WM Illinois Renewable Energy LLC	East Peoria, IL	11 GWh	Jun 1989	Dec 2025	Landfill Gas
National Energy of McBain	National Salvage & Service Corporation	McBain, MI	129 GWh	Nov 1988	Dec 2025	Wood/Wood Waste Solids : 90.5% Tire-derived Fuels : 9.4%
Westrock Hodge (LA)	Westrock (LA)	Hodge, LA	489 GWh	Nov 1952	Dec 2025	Black Liquor : 51.3% Natural Gas : 35.6% Wood/Wood Waste Solids : 13.1%
Atlantic Alumina, Gramercy Operations	Atalco Gramercy LLC	Gramercy, LA	181 GWh	Jan 1958	Dec 2025	Natural Gas
Des Moines Wastewater Reclamation Fac	Des Moines Metro WRF	Des Moines, IA	74 MWh	Jun 1991	Dec 2025	Natural Gas
Winnebago County Landfill Gas	Winnebago County - (WI)	Oshkosh, WI	3 GWh	Jan 2000	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%
Carpenter	Entergy Arkansas LLC	Hot Springs, AR	147 GWh	Dec 1931	Dec 2025	Water
CITGO Refinery Powerhouse	CITGO Petroleum Corp	Sulphur, LA	224 GWh	Dec 1941	Dec 2025	Other Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	433.0 GWh	4
#26	Associated Electric Cooperative, Inc.	22.9 TWh	47
#13	Duke Energy Carolinas	113.4 TWh	578
#50	Duke Energy Progress West	4.6 TWh	15
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	34.2 TWh	25
#1	PJM Interconnection, LLC	890.9 TWh	2,806
#6	Southern Company Services, Inc. - Trans	259.3 TWh	423
#5	Southwest Power Pool	314.5 TWh	876
#53	Southwestern Power Administration	3.5 TWh	37
#9	Tennessee Valley Authority	166.2 TWh	209

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	890.9 TWh	2,806
#2	Midcontinent Independent System Operator, Inc.	677.7 TWh	3,095
#3	Electric Reliability Council of Texas, Inc.	506.3 TWh	1,487
#5	Southwest Power Pool	314.5 TWh	876
#6	Southern Company Services, Inc. - Trans	259.3 TWh	423
#7	California Independent System Operator	168.7 TWh	2,170
#9	Tennessee Valley Authority	166.2 TWh	209
#10	Florida Power & Light Co.	153.0 TWh	188
#12	New York Independent System Operator	134.1 TWh	1,334
#13	Duke Energy Carolinas	113.4 TWh	578