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%

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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
Neptune Gas Processing Plant	Enterprise Products Optg LP	Centerville, LA	12 GWh	Jan 2004	Dec 2024	Other Fuel
Faribault Energy Park	Minnesota Municipal Power Agny	Faribault, MN	1 TWh	Apr 2005	Dec 2024	Natural Gas
Sheboygan Falls	Wisconsin Power & Light Co	Sheboygan, WI	642 GWh	May 2005	Dec 2024	Natural Gas
Flying Cloud Power Partners LLC	Avangrid Power LLC	Lake Park, IA	81 GWh	Nov 2003	Dec 2024	Wind
Moraine Wind LLC	Avangrid Power LLC	Woodstock, MN	61 GWh	Nov 2003	Dec 2024	Wind
Dike City Power Plant	City of Dike	Dike, IA	50 MWh	May 2005	Dec 2024	Distillate Fuel Oil
TG Windfarm LLC	TG Windfarm LLC	Pipestone, MN	288 MWh	Oct 2003	Dec 2024	Wind
CG Windfarm LLC	CG Windfarm LLC	Woodstock, MN	144 MWh	Nov 2003	Dec 2024	Wind
Bisson Windfarm LLC	Bisson Windfarm LLC	Pipestone, MN	288 MWh	Sep 2003	Dec 2024	Wind
Tofteland Windfarm LLC	Tofteland Windfarm LLC	Pipestone, MN	288 MWh	Sep 2003	Dec 2024	Wind
Westridge Windfarm LLC	Westridge Windfarm LLC	Woodstock, MN	288 MWh	Oct 2003	Dec 2024	Wind
Fey Windfarm LLC	Fey Windfarm LLC	Woodstock, MN	5 GWh	Aug 2003	Dec 2024	Wind
Windcurrent Farms LLC	Windcurrent Farms LLC	Woodstock, MN	5 GWh	Aug 2003	Dec 2024	Wind
K-Brink Windfarm LLC	K-brink Windfarm, LLC	Woodstock, MN	3 GWh	Jan 2003	Dec 2024	Wind
DL Windy Acres LLC	Brewster	Brewster, MN	4 GWh	Nov 2003	Dec 2024	Wind
S&P Windfarm LLC	Brewster	Brewster, MN	4 GWh	Nov 2003	Dec 2024	Wind
Boeve Windfarm LLC	Boeve Windfarm LLC	Woodstock, MN	5 GWh	Jul 2003	Dec 2024	Wind
B&K Energy Systems LLC	Brewster	Brewster, MN	4 GWh	Nov 2003	Dec 2024	Wind
Shell Chemical	Shell Chemical LP - Geismar	Geismar, LA	572 GWh	Jul 2002	Dec 2024	Natural Gas
Intrepid	MidAmerican Energy Co	Schaller, IA	549 GWh	Nov 2004	Dec 2024	Wind
Century	MidAmerican Energy Co	Blairsburg, IA	572 GWh	Aug 2005	Dec 2024	Wind
IBM West	Rochester Public Utilities	Rochester, MN	25 MWh	Sep 2005	Dec 2024	Distillate Fuel Oil
Hargis-Hebert Electric Generating	Lafayette Utilities System	Lafayette, LA	53 GWh	May 2006	Dec 2024	Natural Gas
Trimont Area Wind Farm	Avangrid Power LLC	Trimont, MN	379 GWh	Oct 2005	Dec 2024	Wind
Adams Wind Farm	Consolidated Edison Development Inc.	Adams, MN	20 GWh	Aug 2003	Dec 2024	Wind
Cedar Ridge	Wisconsin Power & Light Co	Eden, WI	175 GWh	Nov 2008	Dec 2024	Wind
Whispering Willow Wind Farm - East	Interstate Power and Light Co	Iowa Falls, IA	425 GWh	Nov 2009	Dec 2024	Wind
FPL Energy Burleigh County Wind	FPL Energy Burleigh County Wind LLC	Wilton, ND	190 GWh	Nov 2005	Dec 2024	Wind
Victory Wind Farm	MidAmerican Energy Co	Westside, IA	378 GWh	Nov 2006	Dec 2024	Wind
Northern Iowa Windpower II	Avangrid Power LLC	Kensett, IA	130 GWh	Dec 2007	Dec 2024	Wind
Top of Iowa Windfarm III	Madison Gas & Electric Co	Kensett, IA	44 GWh	Jan 2008	Dec 2024	Wind
FPL Energy Oliver Wind I LLC	FPL Energy Oliver County Wind	Center, ND	177 GWh	Nov 2006	Dec 2024	Wind
Agriwind	Agriwind Holdings, LLC	Tiskilwa, IL	13 GWh	Jun 2007	Dec 2024	Wind
Carstensen Wind	Carstensen Wind, LLC (Longroad)	Pipestone, MN	2 GWh	Nov 2004	Dec 2024	Wind
Northern Lights Wind LLC	Northern Lights Wind LLC (Longroad)	Pipestone, MN	2 GWh	Nov 2004	Dec 2024	Wind
Lucky Wind	Lucky Wind, LLC (Longroad)	Pipestone, MN	2 GWh	Nov 2004	Dec 2024	Wind
Greenback Energy	Greenback Energy, LLC (Longroad)	Pipestone, MN	5 GWh	Nov 2004	Dec 2024	Wind
Redwood Falls Wind	Southern Minnesota Mun P Agny	Redwood Falls, MN	10 GWh	Nov 2004	Dec 2024	Wind
Fairmont Wind	Southern Minnesota Mun P Agny	Fairmont, MN	15 GWh	Feb 2003	Dec 2024	Wind
Michigan Wind 1	Michigan Wind 1, LLC	Ubly, MI	158 GWh	Nov 2008	Dec 2024	Wind
Mower County Wind Energy Center	Northern States Power Co - Minnesota	Grand Meadow, MN	343 GWh	Nov 2006	Dec 2024	Wind
Ameresco Janesville	AMERESCO Janesville LLC	Janesville, WI	9 GWh	Sep 2004	Dec 2024	Landfill Gas
MinnDakota Wind LLC	Avangrid Power LLC	Ivanhoe, MN	283 GWh	Dec 2007	Dec 2024	Wind
Oak Ridge LFGTE	Wabash Valley Power Assn, Inc	Logansport, IN	26 GWh	Nov 2003	Dec 2024	Landfill Gas
Marshfield Utilities Gas Plant	City of Marshfield - (WI)	Marshfield, WI	4 GWh	May 2011	Dec 2024	Natural Gas
Prairie Star Wind Farm	High Prairie Wind Farm II LLC	Grand Meadow, MN	298 GWh	Nov 2007	Dec 2024	Wind
Riley Generating Station	City of Zeeland - (MI)	Zeeland, MI	169 MWh	Jun 2006	Dec 2024	Natural Gas
Municipal Power Plant	City of Zeeland - (MI)	Zeeland, MI	63 MWh	May 2002	Dec 2024	Natural Gas
Jonesboro City Water & Light Plant	City Water and Light Plant	Jonesboro, AR	78 GWh	Jun 1999	Dec 2024	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
West Diesel Generation Unit	City of Pocahontas - (IA)	Pocahontas, IA	23 MWh	May 2006	Dec 2024	Distillate Fuel Oil
Deertrack Park Gas Recovery	WM Renewable Energy LLC	Watertown, WI	37 GWh	Jan 2006	Dec 2024	Landfill Gas
Lake Mills Gas Recovery	WM Renewable Energy LLC	Lake Mills, IA	25 GWh	Feb 2006	Dec 2024	Landfill Gas
Two Pine Landfill Gas Recovery	WM Renewable Energy LLC	North Little Rock, AR	27 GWh	Sep 2006	Dec 2024	Landfill Gas
Timberline Trail Gas Recovery	WM Renewable Energy LLC	Weyerhaeser, WI	19 GWh	Jan 2006	Dec 2024	Landfill Gas
Five Oaks Gas Recovery	WM Renewable Energy LLC	Taylorville, IL	24 GWh	Jan 2008	Dec 2024	Landfill Gas
Eastridge Wind Project	Eastridge Wind Project	Porter, MN	19 GWh	Mar 2006	Dec 2024	Wind
Windom Wind Project	Midwest Power Partners LLC	Bingham Lake, MN	33 GWh	Feb 2006	Dec 2024	Wind
FPL Energy Oliver Wind II LLC	FPL Energy Oliver County Wind II LLC	Center, ND	181 GWh	Nov 2007	Dec 2024	Wind
Shane's Wind Machine	Shane's Wind Machine LLC	Ruthton, MN	7 GWh	Jun 2006	Dec 2024	Wind
Blue Breezes LLC	Midwest Power Partners LLC	Blue Earth, MN	2 GWh	Apr 2006	Dec 2024	Wind
Blue Breezes II LLC	Midwest Power Partners LLC	Blue Earth, MN	2 GWh	Apr 2006	Dec 2024	Wind
Veolia ES Blackfoot Landfill Facility	Southern Indiana Gas & Elec Co	Winslow, IN	7 GWh	May 2009	Dec 2024	Landfill Gas
East Chicago	Altus Power America Management, LLC	East Chicago, IN	3 GWh	Feb 2013	Dec 2024	Solar
St. Olaf StandBy Generators	St. Olaf College	Northfield, MN	31 MWh	May 1999	Dec 2024	Distillate Fuel Oil
St. Olaf Wind Turbine	St. Olaf College	Northfield, MN	3 GWh	Aug 2006	Dec 2024	Wind
Thunder Spirit Wind, LLC	Montana-Dakota Utilities Co	Hettinger, ND	523 GWh	Nov 2015	Dec 2024	Wind
Rockville Solar II, LLC	Greenbacker Renewable Energy Corporation	Indianapolis, IN	812 MWh	Jul 2014	Dec 2024	Solar
Rockville Solar I LLC	Greenbacker Renewable Energy Corporation	Indianapolis, IN	3 GWh	Mar 2014	Dec 2024	Solar
Traer Wind Project	City of Traer - (IA)	Traer, IA	6 GWh	Sep 2010	Dec 2024	Wind
Melrose 2	Melrose Public Utilities	Melrose, MN	3 MWh	Feb 2014	Dec 2024	Distillate Fuel Oil
Story City Wind Project	Hamilton Wind Energy LLC	Story City, IA	5 GWh	Sep 2010	Dec 2024	Wind
Beebe 1B	Beebe 1B Renewable Energy, LLC	Ithaca, MI	127 GWh	Nov 2014	Dec 2024	Wind
Big Turtle Wind Farm, LLC	DTE Sustainable Generation	Harbor Beach, MI	70 GWh	Nov 2014	Dec 2024	Wind
Wellsburg Wind Project	MidAmerican Energy Co	Wellsburg, IA	469 GWh	Nov 2014	Dec 2024	Wind
Macksburg Wind Project	MidAmerican Energy Co	Macksburg, IA	330 GWh	Nov 2014	Dec 2024	Wind
Lundgren Wind Project	MidAmerican Energy Co	Otho, IA	804 GWh	Jul 2014	Dec 2024	Wind
Bison 4 Wind Energy Center	ALLETE, Inc.	New Salem, ND	624 GWh	Dec 2014	Dec 2024	Wind
Lakeswind Power Partners	Lakeswind Power Partners	Pelican Rapids, MN	151 GWh	Feb 2014	Dec 2024	Wind
Richland Center Renewable Energy LLC	Richland Center Renewable Energy LLC	Richland Center, WI	6 GWh	Feb 2013	Dec 2024	Other Biomass Gas
Cross Winds Energy Park	Consumers Energy Co - (MI)	Unionville, MI	721 GWh	Nov 2014	Dec 2024	Wind
Waterloo Solar, LLC	AES Distributed Energy	Waterloo, IN	592 MWh	Dec 2011	Dec 2024	Solar
Maywood Photovoltaic Project	ENI New Energy US Inc	Indianapolis, IN	11 GWh	Feb 2014	Dec 2024	Solar
Viresco Turtle Lake	Viresco Turtle Lake	Turtle Lake, WI	8 GWh	Aug 2013	Dec 2024	Other Biomass Gas
Lenape II	Lenape Solar II, LLC	Indianapolis, IN	5 GWh	Oct 2015	Dec 2024	Solar
South Fork Wind Farm	South Fork Wind, LLC	Round Lake, MN	52 GWh	Nov 2016	Dec 2024	Wind
Gratiot County Wind LLC	Invenergy Services LLC	Breckenridge, MI	228 GWh	Apr 2012	Dec 2024	Wind
Odell Wind Farm	Algonquin Power Co	Mountain Lake, MN	773 GWh	Jun 2016	Dec 2024	Wind
Water Reclamation Plant	City of Rochester	Rochester, MN	4 GWh	Feb 2003	Dec 2024	Other Biomass Gas
Indianapolis Motor Speedway Solar PV	Boralex US Operations LLC	Indianapolis, IN	13 GWh	May 2014	Dec 2024	Solar
Luther College Wind Project	Luther College Wind Energy Project LLC	Decorah, IA	3 GWh	Sep 2011	Dec 2024	Wind
Buffalo Center Wind LLC	Buffalo Center Wind LLC	Little Cedar, IA	5 GWh	Oct 2011	Dec 2024	Wind
Community Wind South	Greenbacker Renewable Energy Corporation	Rushmore, MN	132 GWh	Nov 2012	Dec 2024	Wind
Battle Creek Mill	RockTenn-Battle Creek Mill	Battle Creek, MI	4 GWh	Dec 1950	Dec 2024	Natural Gas
Roeder Family Wind Farm LLC	Consolidated Edison Development Inc.	Manly, IA	5 GWh	Aug 2011	Dec 2024	Wind
Heritage Garden Wind Farm I LLC	DTE Sustainable Generation	Garden, MI	75 GWh	Aug 2012	Dec 2024	Wind
Bishop Hill II Wind Farm	Bishop Hill Energy II, LLC	Cambridge, IL	340 GWh	Sep 2012	Dec 2024	Wind
Rothschild Biomass Cogen Facility	Wisconsin Electric Power Co	Rothschild, WI	153 GWh	Oct 2013	Dec 2024	Wood/Wood Waste Solids : 97.4% Natural Gas : 2.6%
Western Michigan University Power Plant	Western Michigan University	Kalamazoo, MI	70 GWh	Jul 1997	Dec 2024	Natural Gas
Slayton Solar	Ecos Energy LLC	Slayton, MN	2 GWh	Dec 2012	Dec 2024	Solar
M. G. Emmett J. Bean Federal Center	U.S. General Services Administration	Indianapolis, IN	519 MWh	Mar 2011	Dec 2024	Solar

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