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%

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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
FPL Energy Ashtabula Wind LLC	FPL Energy Ashtabula Wind LLC	Luverne, ND	583 GWh	Nov 2008	Dec 2025	Wind
FPL Energy Crystal Lake Wind LLC	FPL Energy Crystal Lake Wind LLC	Britt, IA	578 GWh	Nov 2008	May 2026	Wind
FPL Energy Story Wind LLC	FPL Energy Story Wind LLC	Zearing, IA	571 GWh	Nov 2008	May 2026	Wind
Grand Meadow	Northern States Power Co - Minnesota	Dexter, MN	379 GWh	Nov 2008	Dec 2025	Wind
Hilltop Power	Hilltop Power, LLC	Edgerton, MN	4 GWh	Nov 2008	Dec 2024	Wind
Jeffers Wind 20 LLC	Northern States Power Co - Minnesota	Jeffers, MN	196 GWh	Sep 2008	Dec 2025	Wind
Pioneer Prairie Wind Farm	Pioneer Prairie Wind Farm I, LLC	McIntire, IA	845 GWh	Sep 2008	May 2026	Wind
Ashtabula Wind Energy Center	Otter Tail Power Co	Luverne, ND	89 GWh	Sep 2008	Dec 2025	Wind
Winnebago Wind Power Project	Avangrid Power LLC	Forest City, IA	61 GWh	Aug 2008	Dec 2025	Wind
Langdon Wind II LLC	FPL Energy Langdon Wind LLC	Osnabrock, ND	175 GWh	Aug 2008	Dec 2025	Wind
Osceola Windpower II	Osceola Windpower II	Harris, IA	191 GWh	Aug 2008	May 2026	Wind
Forward Wind Energy Center	Wisconsin Public Service Corp	Brownsville, WI	125 GWh	Jun 2008	May 2026	Wind
High Bridge	Northern States Power Co - Minnesota	St. Paul, MN	3 TWh	Apr 2008	May 2026	Natural Gas
Blue Sky Green Field Wind Project	Wisconsin Electric Power Co	Fond du Lac, WI	320 GWh	Apr 2008	May 2026	Wind
Taconite Ridge 1 Wind Energy Center	ALLETE, Inc.	Mountain Iron, MN	53 GWh	Apr 2008	Dec 2025	Wind
Benton County Wind Farm	Orion Energy Group LLC	Earl Park, IN	343 GWh	Apr 2008	Dec 2025	Wind
Odin Wind Farm LLC	Aspenall Energies (Delaware), LLC	Mountainlake, MN	32 GWh	Apr 2008	Dec 2025	Wind
Welcome Wind Turbine	Federated Rural Electric Assn	Welcome, MN	3 GWh	Apr 2008	Dec 2025	Wind
Cannon Falls Energy Center	Invenergy Services LLC	Cannon Falls, MN	954 GWh	Mar 2008	May 2026	Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
Charles City Wind Farm	MidAmerican Energy Co	Charles City, IA	268 GWh	Mar 2008	Dec 2025	Wind
Spruce Ridge Gas Recovery	WM Renewable Energy LLC	Glencoe, MN	25 GWh	Mar 2008	Dec 2025	Landfill Gas
Top of Iowa Windfarm III	Madison Gas & Electric Co	Kensett, IA	40 GWh	Jan 2008	Dec 2025	Wind
Five Oaks Gas Recovery	WM Renewable Energy LLC	Taylorville, IL	24 GWh	Jan 2008	Dec 2025	Landfill Gas
Cisco	ALLETE Clean Energy	Brewster, MN	12 GWh	Jan 2008	Dec 2025	Wind
Fiber Recovery, Inc.	Fiber Recovery, Inc	Ringle, WI	7 GWh	Dec 2007	Dec 2024	Landfill Gas
Northern Iowa Windpower II	Avangrid Power LLC	Kensett, IA	134 GWh	Dec 2007	Dec 2025	Wind
MinnDakota Wind LLC	Avangrid Power LLC	Ivanhoe, MN	337 GWh	Dec 2007	Dec 2025	Wind
Ewington Energy Systems, LLC	Ewington Energy Systems, LLC	Worthington, MN	81 GWh	Dec 2007	Dec 2025	Wind
Harvest	Harvest Windfarm, LLC	Elkton, MI	117 GWh	Dec 2007	Dec 2025	Wind
Tatanka Wind Power LLC	Acciona Wind Energy USA LLC	Ashley, ND	411 GWh	Dec 2007	May 2026	Wind
Prairie Star Wind Farm	High Prairie Wind Farm II LLC	Grand Meadow, MN	303 GWh	Nov 2007	Dec 2025	Wind
Pomeroy Wind Farm	MidAmerican Energy Co	Fonda, IA	971 GWh	Nov 2007	May 2026	Wind
FPL Energy Oliver Wind II LLC	FPL Energy Oliver County Wind II LLC	Center, ND	189 GWh	Nov 2007	Dec 2025	Wind
Langdon Renewables, LLC	FPL Energy Langdon Wind LLC	Langdon, ND	489 GWh	Nov 2007	Dec 2025	Wind
Diamond Willow Wind Facility	Montana-Dakota Utilities Co	Baker, MT	88 GWh	Nov 2007	Dec 2025	Wind
Marshall Wind 2 LLC	Marshall Wind Farm, LLC	Marshall, MN	5 GWh	Nov 2007	Nov 2025	Wind
Marshall Wind 3 LLC	Marshall Wind Farm, LLC	Marshall, MN	4 GWh	Nov 2007	Dec 2025	Wind
Marshall Wind 4 LLC	Marshall Wind Farm, LLC	Marshall, MN	4 GWh	Nov 2007	Dec 2025	Wind
Marshall Wind 5 LLC	Marshall Wind Farm, LLC	Marshall, MN	2 GWh	Nov 2007	Dec 2025	Wind
Marshall Wind 6 LLC	Marshall Wind Farm, LLC	Marshall, MN	3 GWh	Nov 2007	Dec 2025	Wind
Marshall Wind 1 LLC	Marshall Wind Farm, LLC	Marshall, MN	1 GWh	Nov 2007	Dec 2025	Wind
Langdon Wind Energy Center	Otter Tail Power Co	Langdon, ND	173 GWh	Nov 2007	Dec 2025	Wind
Halstad	City of Halstad - (MN)	Halstad, MN	34 MWh	Aug 2007	Dec 2025	Distillate Fuel Oil
Fenton Wind Farm	EDF Renewable Asset Holdings, Inc.	Chandler, MN	387 GWh	Aug 2007	May 2026	Wind
Agriwind	Agriwind Holdings, LLC	Tiskilwa, IL	17 GWh	Jun 2007	Dec 2025	Wind
Hardin Hilltop Wind LLC	Junction Hilltop Management LLC	Jefferson, IA	32 GWh	Apr 2007	Dec 2024	Wind
Hidden View Dairy, LLC	Hidden View Dairy, LLC	Rensselaer, IN	6 GWh	Jan 2007	Dec 2025	Natural Gas
Victory Wind Farm	MidAmerican Energy Co	Westside, IA	384 GWh	Nov 2006	Dec 2025	Wind
FPL Energy Oliver Wind I LLC	FPL Energy Oliver County Wind	Center, ND	182 GWh	Nov 2006	Dec 2025	Wind
Mower County Wind Energy Center	Northern States Power Co - Minnesota	Grand Meadow, MN	334 GWh	Nov 2006	Dec 2025	Wind
Two Pine Landfill Gas Recovery	WM Renewable Energy LLC	North Little Rock, AR	30 GWh	Sep 2006	Dec 2025	Landfill Gas
St. Olaf Wind Turbine	St. Olaf College	Northfield, MN	2 GWh	Aug 2006	Dec 2025	Wind
The Andersons Albion Ethanol LLC	The Andersons Albion Ethanol LLC	Albion, MI	62 GWh	Jul 2006	Dec 2025	Natural Gas
Mankato Energy Center	MEC Holdings, LLC	Mankato, MN	3 TWh	Jun 2006	Dec 2025	Natural Gas
Riley Generating Station	City of Zeeland - (MI)	Zeeland, MI	844 MWh	Jun 2006	Dec 2025	Natural Gas
Shane's Wind Machine	Shane's Wind Machine LLC	Ruthton, MN	7 GWh	Jun 2006	Jan 2025	Wind
Hargis-Hebert Electric Generating	Lafayette Utilities System	Lafayette, LA	76 GWh	May 2006	Dec 2025	Natural Gas
West Diesel Generation Unit	City of Pocahontas - (IA)	Pocahontas, IA	4 MWh	May 2006	Dec 2025	Distillate Fuel Oil
Blue Breezes LLC	Midwest Power Partners LLC	Blue Earth, MN	2 GWh	Apr 2006	Dec 2025	Wind
Blue Breezes II LLC	Midwest Power Partners LLC	Blue Earth, MN	2 GWh	Apr 2006	Dec 2025	Wind
Sunset Breeze LLC	Midwest Power Partners LLC	Rushmore, MN	3 GWh	Apr 2006	Dec 2025	Wind
Minnesota Breeze LLC	Midwest Power Partners LLC	Rushmore, MN	3 GWh	Apr 2006	Dec 2025	Wind
G Flow Wind LLC	Midwest Power Partners LLC	Rushmore, MN	3 GWh	Apr 2006	Dec 2025	Wind
Wolf Wind Enterprises LLC	Midwest Power Partners LLC	Rushmore, MN	3 GWh	Apr 2006	Dec 2025	Wind
Green Acres Breeze LLC	Midwest Power Partners LLC	Rushmore, MN	3 GWh	Apr 2006	Dec 2025	Wind
Lincoln Heights I	ALLETE Clean Energy	Lake Benton, MN	8 GWh	Apr 2006	Dec 2025	Wind
Lincoln Heights II	ALLETE Clean Energy	Lake Benton, MN	5 GWh	Apr 2006	Dec 2025	Wind
Eastridge Wind Project	Eastridge Wind Project	Porter, MN	14 GWh	Mar 2006	Dec 2025	Wind
Lake Mills Gas Recovery	WM Renewable Energy LLC	Lake Mills, IA	32 GWh	Feb 2006	Dec 2025	Landfill Gas
Windom Wind Project	Midwest Power Partners LLC	Bingham Lake, MN	32 GWh	Feb 2006	Dec 2025	Wind
Windshare LLC	Greenbacker Renewable Energy Corporation	Chandler, MN	6 GWh	Feb 2006	Dec 2025	Wind
Deertrack Park Gas Recovery	WM Renewable Energy LLC	Watertown, WI	33 GWh	Jan 2006	Dec 2025	Landfill Gas
Timberline Trail Gas Recovery	WM Renewable Energy LLC	Weyerhaeser, WI	19 GWh	Jan 2006	Dec 2025	Landfill Gas
Clinton LFGTE	Wabash Valley Power Assn, Inc	Clinton, IL	16 GWh	Jan 2006	May 2026	Landfill Gas
FPL Energy Burleigh County Wind	FPL Energy Burleigh County Wind LLC	Wilton, ND	180 GWh	Nov 2005	Dec 2025	Wind
Velva Windfarm LLC	Acciona Wind Energy USA LLC	Velva, ND	20 GWh	Nov 2005	Dec 2025	Wind
Trimont Area Wind Farm	Avangrid Power LLC	Trimont, MN	350 GWh	Oct 2005	Dec 2025	Wind
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
T J Labbe Electric Generating	Lafayette Utilities System	Lafayette, LA	47 GWh	Jul 2005	Dec 2025	Natural Gas
Liberty I & II LFGTE	Wabash Valley Power Assn, Inc	Monticello, IN	10 MWh	Jul 2005	Dec 2025	Landfill Gas
Port Washington Generating Station	Wisconsin Electric Power Co	Port Washington, WI	7 TWh	Jun 2005	May 2026	Natural Gas
Magnet Cove	Arkansas Electric Coop Corp	Malvern, AR	4 TWh	Jun 2005	May 2026	Natural Gas
Fox Energy Center	Wisconsin Public Service Corp	Wrightstown, WI	4 TWh	May 2005	May 2026	Natural Gas
Sheboygan Falls	Wisconsin Power & Light Co	Sheboygan, WI	452 GWh	May 2005	Dec 2025	Natural Gas
Dike City Power Plant	City of Dike - (IA)	Dike, IA	4 MWh	May 2005	Dec 2025	Distillate Fuel Oil
Lawrence County Station	Hoosier Energy R E C, Inc	Mitchell, IN	164 GWh	Apr 2005	Dec 2025	Natural Gas
West Group Data Center	CADC MSP01, LLC	Eagan, MN	34 MWh	Apr 2005	May 2026	Distillate Fuel Oil
Faribault Energy Park	Minnesota Municipal Power Agny	Faribault, MN	800 GWh	Apr 2005	Dec 2025	Natural Gas
Pike County Wind Power	Illinois Rural Electric Coop	Pittsfield, IL	334 MWh	Apr 2005	Jun 2025	Wind
Lake Park	City of Lake Park - (IA)	Lake Park, IA	16 MWh	Mar 2005	Dec 2025	Distillate Fuel Oil
West Campus Cogeneration Facility	Madison Gas & Electric Co	Madison, WI	305 GWh	Mar 2005	Dec 2025	Natural Gas
POET Biorefining Lake Crystal	POET Biorefining Lake Crystal	Lake Crystal, MN	7 GWh	Mar 2005	May 2026	Natural Gas : 81.1% Distillate Fuel Oil : 18.9%
WCROC Wind Farm	University of Minnesota WCROC	Morris, MN	1 GWh	Feb 2005	Dec 2025	Wind
Iowa Lakes Community College Wind Farm	Iowa Lakes Community College	Estherville, IA	374 MWh	Jan 2005	Apr 2026	Wind
Bos Dairy, LLC	Bos Dairy, LLC	Fair Oaks, IN	7 GWh	Dec 2004	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
Intrepid	MidAmerican Energy Co	Schaller, IA	546 GWh	Nov 2004	Dec 2025	Wind
Stahl Wind Energy	Stahl Wind Energy, 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

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