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
Century	MidAmerican Energy Co	Blairsburg, IA	609 GWh	Aug 2005	Dec 2025	Wind
IBM West	Rochester Public Utilities	Rochester, MN	24 MWh	Sep 2005	Dec 2025	Distillate Fuel Oil
Hargis-Hebert Electric Generating	Lafayette Utilities System	Lafayette, LA	76 GWh	May 2006	Dec 2025	Natural Gas
Trimont Area Wind Farm	Avangrid Power LLC	Trimont, MN	350 GWh	Oct 2005	Dec 2025	Wind
Cedar Ridge	Wisconsin Power & Light Co	Eden, WI	185 GWh	Nov 2008	Dec 2025	Wind
Whispering Willow Wind Farm - East	Interstate Power and Light Co	Iowa Falls, IA	405 GWh	Nov 2009	Dec 2025	Wind
FPL Energy Burleigh County Wind	FPL Energy Burleigh County Wind LLC	Wilton, ND	180 GWh	Nov 2005	Dec 2025	Wind
Victory Wind Farm	MidAmerican Energy Co	Westside, IA	384 GWh	Nov 2006	Dec 2025	Wind
Northern Iowa Windpower II	Avangrid Power LLC	Kensett, IA	134 GWh	Dec 2007	Dec 2025	Wind
Top of Iowa Windfarm III	Madison Gas & Electric Co	Kensett, IA	40 GWh	Jan 2008	Dec 2025	Wind
FPL Energy Oliver Wind I LLC	FPL Energy Oliver County Wind	Center, ND	182 GWh	Nov 2006	Dec 2025	Wind
Agriwind	Agriwind Holdings, LLC	Tiskilwa, IL	17 GWh	Jun 2007	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
Northern Lights Wind LLC	Northern Lights Wind 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
Greenback Energy	Greenback Energy, LLC (Longroad)	Pipestone, MN	2 GWh	Nov 2004	Dec 2025	Wind
Redwood Falls Wind	Southern Minnesota Mun P Agny	Redwood Falls, MN	9 GWh	Nov 2004	Dec 2025	Wind
Fairmont Wind	Southern Minnesota Mun P Agny	Fairmont, MN	13 GWh	Feb 2003	Dec 2025	Wind
Michigan Wind 1	Michigan Wind 1, LLC	Ubly, MI	165 GWh	Nov 2008	Dec 2025	Wind
Mower County Wind Energy Center	Northern States Power Co - Minnesota	Grand Meadow, MN	334 GWh	Nov 2006	Dec 2025	Wind
Ameresco Janesville	AMERESCO Janesville LLC	Janesville, WI	3 GWh	Sep 2004	Dec 2025	Landfill Gas
MinnDakota Wind LLC	Avangrid Power LLC	Ivanhoe, MN	337 GWh	Dec 2007	Dec 2025	Wind
Oak Ridge LFGTE	Wabash Valley Power Assn, Inc	Logansport, IN	23 GWh	Nov 2003	Dec 2025	Landfill Gas
Liberty I & II LFGTE	Wabash Valley Power Assn, Inc	Monticello, IN	10 MWh	Jul 2005	Dec 2025	Landfill Gas
Marshfield Utilities Gas Plant	City of Marshfield - (WI)	Marshfield, WI	19 GWh	May 2011	Dec 2025	Natural Gas
Pioneer Trail Wind Farm, LLC	RWE Clean Energy	Paxton, IL	470 GWh	Nov 2011	Dec 2025	Wind
Indy Grocers	Terraform Arcadia	Indianapolis, IN	1 GWh	May 2015	Dec 2025	Solar
INDY III	Terraform Arcadia	Indianapolis, IN	3 GWh	Jul 2015	Dec 2025	Solar
Heartland Community College	Heartland Community College	Normal, IL	5 GWh	May 2012	Dec 2025	Wind : 95.6% Solar : 4.4%
Jefferson Solar Park	Concord New Energy	Jefferson, WI	577 MWh	Nov 2013	Dec 2025	Solar
IMPA Pendleton Solar Park	Indiana Municipal Power Agency	Pendleton, IN	3 GWh	Sep 2015	Dec 2025	Solar
Adams Wind	MidAmerican Energy Co	Lenox, IA	460 GWh	Sep 2015	Dec 2025	Wind
IMPA Crawfordsville Solar Park	Indiana Municipal Power Agency	Crawfordsville, IN	4 GWh	Aug 2015	Dec 2025	Solar
IMPA Tell City Solar Park	Indiana Municipal Power Agency	Tell City, IN	5 GWh	Jun 2015	Dec 2025	Solar
IMPA Peru Solar Park	Indiana Municipal Power Agency	Peru, IN	4 GWh	Jul 2015	Dec 2025	Solar
IMPA Rensselaer Solar Park	Indiana Municipal Power Agency	Rensselaer, IN	1 GWh	Apr 2014	Dec 2025	Solar
Coldwater Peaking Plant	Coldwater Board of Public Util	Coldwater, MI	2 GWh	Jun 2015	Dec 2025	Natural Gas
East. Michigan Univ. Heating Plant	East. Michigan Univ. Heating Plant	Ypsilanti, MI	33 GWh	Sep 1987	Dec 2025	Natural Gas
Lennon Generating	North American Natural Res	Lennon, MI	26 GWh	Jan 2001	Dec 2025	Landfill Gas
Duke Building 129	Concord New Energy	Indianapolis, IN	4 GWh	Nov 2014	Dec 2025	Solar
Duke Building 98	Concord New Energy	Indianapolis, IN	4 GWh	Nov 2014	Dec 2025	Solar
Duke Building 87	Concord New Energy	Indianapolis, IN	3 GWh	Nov 2014	Dec 2025	Solar
IND Solar Farm (Phase IIA)	Terraform Arcadia	Indianapolis, IN	6 GWh	Nov 2014	Dec 2025	Solar
Hidden View Dairy, LLC	Hidden View Dairy, LLC	Rensselaer, IN	6 GWh	Jan 2007	Dec 2025	Natural Gas
Michelangelo Wind 4 LLC	Novis Renewables, LLC	Ames, IA	10 GWh	Nov 2016	Dec 2025	Wind
Michelangelo Wind 1 LLC	Novis Renewables, LLC	Huxley, IA	10 GWh	Feb 2017	Dec 2025	Wind
Venus Wind 3 LLC	Novis Renewables, LLC	Grinnell, IA	9 GWh	Feb 2017	Dec 2025	Wind
Leonardo Wind 1 LLC	Novis Renewables, LLC	Alden, IA	9 GWh	Nov 2016	Dec 2025	Wind
Optimum Wind 3 LLC	Novis Renewables, LLC	Nevada, IA	7 GWh	Feb 2017	Dec 2025	Wind
Optimum Wind 4 LLC	Novis Renewables, LLC	Nevada, IA	8 GWh	Feb 2017	Dec 2025	Wind
Optimum Wind 7 LLC	Novis Renewables, LLC	Nevada, IA	9 GWh	Feb 2017	Dec 2025	Wind
Optimum Wind 6 LLC	Novis Renewables, LLC	Nevada, IA	9 GWh	Feb 2017	Dec 2025	Wind
Optimum Wind 5 LLC	Novis Renewables, LLC	Nevada, IA	9 GWh	Feb 2017	Dec 2025	Wind
Pleasant Valley Wind Farm	Northern States Power Co - Minnesota	Dexter, MN	464 GWh	Jul 2015	Dec 2025	Wind
Univ Minnesota CHP Plant	University of Minnesota Central Utilities	Minneapolis, MN	172 GWh	Oct 2017	Dec 2025	Natural Gas : 99.7%
Marion Solar LNG	Marion Solar LLC	Indianapolis, IN	2 GWh	Sep 2015	Dec 2025	Solar
Belmont	Marion Solar LLC	Indianapolis, IN	5 GWh	Oct 2015	Dec 2025	Solar
Holland Energy Park	City of Holland - (MI)	Holland, MI	974 GWh	May 2017	Dec 2025	Natural Gas
Carroll Area Wind Farm	SRIV Partnership LLC	Templeton, IA	54 GWh	Dec 2014	Dec 2025	Wind
Michelangelo Wind 3 LLC	Michelangelo Wind 3 LLC	Huxley, IA	10 GWh	Jan 2017	Dec 2025	Wind
Hoopeston Wind LLC	Hoopeston Wind LLC	Rossville, IL	338 GWh	Feb 2015	Dec 2025	Wind
Griffith	Altus Power America Management, LLC	Griffith, IN	3 GWh	Feb 2013	Dec 2025	Solar
St. Olaf StandBy Generators	St. Olaf College	Northfield, MN	116 MWh	May 1999	Dec 2025	Distillate Fuel Oil
St. Olaf Wind Turbine	St. Olaf College	Northfield, MN	2 GWh	Aug 2006	Dec 2025	Wind
Thunder Spirit Wind, LLC	Montana-Dakota Utilities Co	Hettinger, ND	568 GWh	Nov 2015	Dec 2025	Wind
Rockville Solar II, LLC	CleanCapital Holdings	Indianapolis, IN	912 MWh	Jul 2014	Dec 2025	Solar
Rockville Solar I LLC	CleanCapital Holdings	Indianapolis, IN	2 GWh	Mar 2014	Dec 2025	Solar
Traer Wind Project	City of Traer - (IA)	Traer, IA	6 GWh	Sep 2010	Dec 2025	Wind
Melrose 2	Melrose Public Utilities	Melrose, MN	4 MWh	Feb 2014	Dec 2025	Distillate Fuel Oil
Story City Wind Project	Hamilton Wind Energy LLC	Story City, IA	5 GWh	Sep 2010	Dec 2025	Wind
Beebe 1B	Beebe 1B Renewable Energy, LLC	Ithaca, MI	127 GWh	Nov 2014	Dec 2025	Wind
Big Turtle Wind Farm, LLC	DTE Sustainable Generation	Harbor Beach, MI	76 GWh	Nov 2014	Dec 2025	Wind
Wellsburg Wind Project	MidAmerican Energy Co	Wellsburg, IA	305 GWh	Nov 2014	Dec 2025	Wind
Macksburg Wind Project	MidAmerican Energy Co	Macksburg, IA	249 GWh	Nov 2014	Dec 2025	Wind
Lundgren Wind Project	MidAmerican Energy Co	Otho, IA	605 GWh	Jul 2014	Dec 2025	Wind
Bison 4 Wind Energy Center	ALLETE, Inc.	New Salem, ND	573 GWh	Dec 2014	Dec 2025	Wind
Lakeswind Power Partners	Lakeswind Power Partners	Pelican Rapids, MN	162 GWh	Feb 2014	Dec 2025	Wind
Richland Center Renewable Energy LLC	Richland Center Renewable Energy LLC	Richland Center, WI	7 GWh	Feb 2013	Dec 2025	Other Biomass Gas
Cross Winds Energy Park	Consumers Energy Co - (MI)	Unionville, MI	728 GWh	Nov 2014	Dec 2025	Wind
Hobart Solar, LLC	AES Distributed Energy	Hobart, IN	49 MWh	Oct 2012	Dec 2025	Solar
Viresco Turtle Lake	Viresco Turtle Lake	Turtle Lake, WI	8 GWh	Aug 2013	Dec 2025	Other Biomass Gas
Lenape II	Lenape Solar II, LLC	Indianapolis, IN	5 GWh	Oct 2015	Dec 2025	Solar
South Fork Wind Farm	South Fork Wind, LLC	Round Lake, MN	54 GWh	Nov 2016	Dec 2025	Wind
Gratiot County Wind LLC	Invenergy Services LLC	Breckenridge, MI	262 GWh	Apr 2012	Dec 2025	Wind
Odell Wind Farm	Algonquin Power Co	Mountain Lake, MN	769 GWh	Jun 2016	Dec 2025	Wind
Water Reclamation Plant	City of Rochester - (MN)	Rochester, MN	4 GWh	Feb 2003	Dec 2025	Other Biomass Gas : 99.8%
Indianapolis Motor Speedway Solar PV	Boralex US Operations LLC	Indianapolis, IN	13 GWh	May 2014	Dec 2025	Solar
Veolia ES Blackfoot Landfill Facility	Southern Indiana Gas & Elec Co	Winslow, IN	4 GWh	May 2009	Dec 2025	Landfill Gas
Watervliet	Energy Developments, Inc d/b/a EDL	Watervliet, MI	26 GWh	Jan 2013	Dec 2025	Landfill Gas
Lincoln Solar	Ecos Energy LLC	Merrillville, IN	2 GWh	Nov 2012	Dec 2025	Solar
Wiota	Wiota Wind Energy, LLC #1	Wiota, IA	5 GWh	Apr 2012	Dec 2025	Wind
Sky Volt	Sky Volt, LLC	Greenfield, IA	5 GWh	Jul 2012	Dec 2025	Wind
Meadow Ridge	Meadow Ridge Wind Energy, LLC	Greenfield, IA	2 GWh	Jun 2012	Dec 2025	Wind
Greenfield Wind	Greenfield Wind Power, LLC	Greenfield, IA	4 GWh	Jul 2012	Dec 2025	Wind
Fontanelle	Forward Fontanelle Power, LLC	Fontanelle, IA	5 GWh	Jul 2012	Dec 2025	Wind
Cumberland Rose	Cumberland Rose Wind Energy, LLC	Orient, IA	4 GWh	Jul 2012	Dec 2025	Wind
Junction Hilltop Wind Farm	Junction Hilltop Management LLC	Dana, IA	24 GWh	Feb 2012	Dec 2025	Wind
Lansing BWL REO Town Plant	Lansing Board of Water and Light	Lansing, MI	477 GWh	Jun 2013	Dec 2025	Natural Gas
NLMU Wind	New London Municipal Utilities - (IA)	New London, IA	5 GWh	Oct 2011	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