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 2024
Annual Generation	632.0 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 \| 39.9% Coal \| 26.1% Wind \| 15.6% Nuclear \| 14% Solar \| 2.2% Water \| 1.7% Other Fuel \| 0.4%

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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
Hwy 14 Holdco Solar CSG	Hwy 14 Holdco, LLC	Byron, MN	7 GWh	Jun 2017	Dec 2023	Solar
Hutchinson Plant #2	Hutchinson Utilities Comm	Hutchinson, MN	25 GWh	Oct 1994	Dec 2023	Natural Gas
Hutchinson Plant #1	Hutchinson Utilities Comm	Hutchinson, MN	31 GWh	Dec 1957	Dec 2023	Natural Gas
Hurricane Creek Lift Station	Johnson County Rural E M C	Greenwood, IN	130 MWh	Aug 2004	Dec 2023	Distillate Fuel Oil
Hurricane Creek CSG	SPG IL Hurricane Creek Solar LLC	Carterville, IL	4 GWh	May 2021	Dec 2023	Solar
Huneke II CSG	Terraform Arcadia	Zumbrota, MN	2 GWh	Aug 2018	Dec 2023	Solar
Huneke I CSG	Huneke I CSG LLC	Zumbrota, MN	2 GWh	Apr 2018	Dec 2023	Solar
Huneke CSG 2, LLC	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Oct 2020	Dec 2023	Solar
Huneke CSG 1, LLC	Madison Energy Holdings LLC	Zumbrota, MN	2 GWh	Sep 2020	Dec 2023	Solar
HQC Rock River Solar Power Gen Station	HQC Rock River Solar Power Generation Station LLC	Beloit, WI	3 GWh	Jun 2016	Dec 2023	Solar
Houston/Winona Community Solar One LLC	Madison Energy Holdings LLC	La Crescent, MN	2 GWh	May 2020	Dec 2023	Solar
Hot Spring Generating Facility	Entergy Arkansas LLC	Malvern, AR	2 TWh	May 2002	Sep 2024	Natural Gas
Hormel CSG Solar	DG Central 1, LLC	Montevideo, MN	1 GWh	Nov 2022	Dec 2023	Solar
Hopkinton	City of Hopkinton - (IA)	Hopkinton, IA	2 MWh	Aug 1973	Dec 2023	Distillate Fuel Oil
Hope Creek LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Dec 2000	Dec 2023	Wind
Hoot Lake Solar	Otter Tail Power Co	Fergus Falls, MN	72 GWh	Jul 2023	Sep 2024	Solar
Hoot Lake	Otter Tail Power Co	Fergus Falls, MN	2 GWh	Aug 1914	Dec 2023	Water
Hoosier Wind Project LLC	EDF Renewable Asset Holdings, Inc.	Goodland, IN	208 GWh	Oct 2009	Dec 2023	Wind
Hoopeston Wind LLC	Hoopeston Wind LLC	Rossville, IL	334 GWh	Feb 2015	Dec 2023	Wind
Honeysuckle Solar, LLC	National Grid Renewables	Lester Prairie, MN	2 GWh	Dec 2020	Dec 2023	Solar
Hometown Bio Energy LLC	Hometown Bio Energy LLC	Le Sueur, MN	20 GWh	Nov 2013	Dec 2023	Other Biomass Gas
Holliday Creek Solar	MidAmerican Energy Co	Fort Dodge, IA	206 GWh	Jun 2022	Sep 2024	Solar
Holland Energy Park	City of Holland	Holland, MI	947 GWh	May 2017	Dec 2023	Natural Gas
Holland Energy Facility	NAES Corporation - (WA)	Beecher City, IL	3 TWh	Aug 2002	Sep 2024	Natural Gas
Holcombe	Northern States Power Co - Minnesota	Holcombe, WI	94 GWh	Dec 1949	Dec 2023	Water
Hoist	Upper Peninsula Power Company	Negaunee, MI	16 GWh	Jan 1988	Dec 2023	Water
Hodenpyl	Consumers Energy Co - (MI)	Mesick, MI	45 GWh	Jun 1925	Dec 2023	Water
Hodag Solar	Wisconsin Public Service Corp	Rhinelander, WI	13 GWh	Dec 2021	Dec 2023	Solar
Hobart Solar, LLC	AES Distributed Energy	Hobart, IN	695 MWh	Oct 2012	Dec 2023	Solar
Hinterland CSG, LLC	Madison Energy Holdings LLC	Clearlake, MN	2 GWh	Oct 2020	Dec 2023	Solar
Hinds Energy Facility	Entergy Mississippi LLC	Jackson, MS	3 TWh	Apr 2001	Sep 2024	Natural Gas
Hilltop Power	Hilltop Power, LLC	Edgerton, MN	4 GWh	Nov 2008	Dec 2023	Wind
Hillsdale	Hillsdale Board of Public Wks	Hillsdale, MI	309 MWh	Feb 1947	Dec 2023	Natural Gas : 87.4% Distillate Fuel Oil : 12.6%
Hillsboro	City of Hillsboro - (ND)	Hillsboro, ND	15 MWh	Jun 2002	Dec 2023	Distillate Fuel Oil
Highland Wind Project (IA)	MidAmerican Energy Co	Primghar, IA	2 TWh	May 2015	Sep 2024	Wind
Highland	City of Highland	Highland, IL	105 MWh	Feb 1967	Dec 2023	Distillate Fuel Oil
High Prairie Wind Farm	Union Electric Co - (MO)	Queen City, MO	871 GWh	Nov 2020	Sep 2024	Wind
High Falls (WI)	Wisconsin Public Service Corp	Town of Stephenson, WI	16 GWh	Jul 1910	Dec 2023	Water
High Bridge	Northern States Power Co - Minnesota	St. Paul, MN	3 TWh	Apr 2008	Sep 2024	Natural Gas
Hidden View Dairy, LLC	Hidden View Dairy, LLC	Rensselaer, IN	6 GWh	Jan 2007	Dec 2023	Natural Gas
Hibbing	Hibbing Public Utilities Comm	Hibbing, MN	68 GWh	Mar 1965	Dec 2023	Natural Gas : 63.6% Wood/Wood Waste Solids : 35.0% Subbituminous Coal : 1.4%
Heyer CSG	Heyer CSG LLC	Morristown, MN	2 GWh	May 2018	Dec 2023	Solar
Hertzberg Community (CSG)	Hertzberg Community Solar	Paynesville, MN	2 GWh	Mar 2020	Dec 2023	Solar
Herrema Dairy	Herrema Dairy, LLC	Fair Oaks, IN	7 GWh	Mar 2022	Dec 2023	Natural Gas
Hermsdorf Solar	Madison Gas & Electric Co	Madison, WI	15 GWh	Feb 2022	Dec 2023	Solar
Heritage Garden Wind Farm I LLC	DTE Sustainable Generation	Garden, MI	67 GWh	Aug 2012	Dec 2023	Wind
Henryville Solar RES	Hoosier Energy R E C, Inc	Underwood, IN	2 GWh	Aug 2016	Dec 2023	Solar
Henry Station	City of Bay City - (MI)	Bay City, MI	460 MWh	Apr 1993	Dec 2023	Distillate Fuel Oil : 68.3% Natural Gas : 31.7%
Henry County	Duke Energy Indiana, LLC	New Castle, IN	244 GWh	Jun 2001	Dec 2023	Natural Gas
Hennepin Island	Northern States Power Co - Minnesota	Minneapolis, MN	43 GWh	Sep 1954	Dec 2023	Water
Hendricks Regional Health	Hendricks Regional Health	Danville, IN	26 MWh	Aug 1992	Sep 2024	Distillate Fuel Oil
Hendershot Solar, LLC	Hendershot Solar, LLC	Tecumseh, MI	4 GWh	Dec 2020	Dec 2023	Solar
Hemlock Falls	Wisconsin Electric Power Co	Crystal Falls, MI	10 GWh	Jul 1953	Dec 2023	Water
Helen Solar CSG	Altus Power America Management, LLC	Plato, MN	9 GWh	Jun 2020	Dec 2023	Solar
Helen CSG 1 LLC	United States Solar Corporation	Plato, MN	2 GWh	Oct 2021	Dec 2023	Solar
Held Solar Project	DG Minnesota CSG, LLC	Waite Park, MN	8 GWh	Feb 2019	Dec 2023	Solar
Heat Recovery Coke Facility	Cokenergy Inc	East Chicago, IN	452 GWh	Mar 1998	Sep 2024	Waste Heat
Heartland Farms	Consumers Energy Co - (MI)	Middleton, MI	186 GWh	-	Sep 2024	Wind
Heartland Divide Wind Project, LLC	Heartland Divide Wind Project, LLC	Melville, IA	429 GWh	Nov 2018	Sep 2024	Wind
Heartland Divide II	Heartland Divide II	Audubon, IA	797 GWh	Feb 2022	Sep 2024	Wind
Heartland Community College	Heartland Community College	Normal, IL	943 MWh	May 2012	Dec 2023	Wind
Hazel Solar, LLC	Hazel Solar, LLC	Howard City, MI	4 GWh	Jan 2021	Dec 2023	Solar
Hazel	Greenbacker Renewable Energy Corporation	Lanesboro, MN	6 GWh	Oct 2021	Dec 2023	Solar
Hayfield Solar III LLC CSG	REA Investments, LLC	Hayfield, MN	2 GWh	Jan 2021	Dec 2023	Solar
Hayfield Solar I LLC CSG	REA Investments, LLC	Hayfield, MN	2 GWh	Jan 2021	Dec 2023	Solar
Hawkeye Wind Farm	Greenbacker Renewable Energy Corporation	Sumner, IA	97 GWh	Sep 2012	Dec 2023	Wind
Hawkeye Power Partners LLC	Hawkeye Power Partners LLC	Garner, IA	166 GWh	Mar 1999	Dec 2023	Wind
Haven Solar Project CSG	DG Minnesota CSG, LLC	Saint Cloud, MN	5 GWh	Jun 2019	Dec 2023	Solar
Hat Rapids	Wisconsin Public Service Corp	Rhinelander, WI	6 GWh	May 1923	Dec 2023	Water
Hastings Solar	Enel Green Power NA, Inc.	Hastings, MN	9 GWh	Nov 2016	Dec 2023	Solar
Hastings City Hydroelectric	Hastings Lock & Dam	Hastings, MN	22 GWh	Dec 1991	Dec 2023	Water
Harvest Ridge Wind Farm	Harvest Ridge Wind Farm	Newman, IL	735 GWh	Jun 2020	Sep 2024	Wind
Harvest Gold Solar	Harvest Gold Solar Power, LLC	Indianola, MS	43 GWh	-	Sep 2024	Solar
Harvest 2	Harvest II Windfarm, LLC	Elkton, MI	180 GWh	Oct 2012	Dec 2023	Wind
Harvest	Harvest Windfarm, LLC	Elkton, MI	102 GWh	Dec 2007	Dec 2023	Wind
Hartmann Project CSG	Hartmann Community Solar LLC	Saint Cloud, MN	1 GWh	Nov 2019	Dec 2023	Solar
Harry L. Oswald	Arkansas Electric Coop Corp	Little Rock, AR	941 GWh	Jun 2002	Dec 2023	Natural Gas
Harley-Davison Powertrain Operations	Wisconsin Electric Power Co	Menomonee Falls, WI	3 GWh	Sep 2020	Dec 2023	Solar
Harlan	Harlan Municipal Utilities - (IA)	Harlan, IA	6 MWh	Jun 2001	Dec 2023	Distillate Fuel Oil
Hargis-Hebert Electric Generating	Lafayette Utilities System	Lafayette, LA	46 GWh	May 2006	Dec 2023	Natural Gas
Hardy Hills Solar Energy LLC	Hardy Hills Solar LLC	Frankfort, IN	227 GWh	-	Sep 2024	Solar
Hardy	Consumers Energy Co - (MI)	Newaygo, MI	76 GWh	May 1931	Dec 2023	Water
Harding Street	AES Indiana	Indianapolis, IN	4 TWh	May 1958	Sep 2024	Natural Gas : 99.9%
Hardin Hilltop Wind LLC	Junction Hilltop Management LLC	Jefferson, IA	35 GWh	Apr 2007	Dec 2023	Wind
Hardin County Peaking Facility	Entergy Texas Inc.	Kountze, TX	128 GWh	Jun 2001	Dec 2023	Natural Gas
Happy Solar 1	Lightsource Renewable Energy Asset Management, LLC	Searcy, AR	196 GWh	Sep 2023	Sep 2024	Solar
Hancock County Wind Energy Center	FPL Energy Hancock County Wind, LLC	Garner, IA	263 GWh	Nov 2002	Sep 2024	Wind
Hancock	DTE Electric Company	Commerce Twp, MI	11 GWh	Mar 1966	Aug 2023	Natural Gas
Hampton MN GRE	SoCore Energy LLC	Hampton Township, MN	4 GWh	Sep 2018	Dec 2023	Solar
Hammer CSG	DG Minnesota CSG, LLC	Clear Lake, MN	6 GWh	Nov 2018	Dec 2023	Solar
Hammer Community (CSG)	Hammer Community Solar LLC	Clear Lake, MN	2 GWh	Jul 2020	Dec 2023	Solar
Halstad	City of Halstad - (MN)	Halstad, MN	10 MWh	Aug 2007	Dec 2023	Distillate Fuel Oil
Hadley Ridge LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Nov 2000	Dec 2023	Wind
Guse CSG	Terraform Arcadia	Janesville, MN	2 GWh	Aug 2018	Dec 2023	Solar
GSSP Schneider LLC	Green Street Power Partners	Waite Park, MN	9 GWh	Sep 2019	Dec 2023	Solar
GSPP Imholte CSG	Green Street Power Partners	St. Cloud, MN	2 GWh	Apr 2019	Dec 2023	Solar
GSPP Held LLC CSG	Green Street Power Partners	St. Cloud, MN	5 GWh	May 2019	Dec 2023	Solar
Grundy Center City Light Plant	Grundy Center Mun Light & Power	Grundy Center, IA	388 MWh	Oct 1963	Dec 2022	Distillate Fuel Oil
GRS C&C	Gas Recovery Systems Inc	Marshall, MI	18 GWh	Jan 1995	Dec 2023	Landfill Gas
GRS Arbor Hills	Gas Recovery Systems Inc	Northville, MI	1 GWh	May 1996	Aug 2024	Landfill Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	903.4 GWh	4
#26	Associated Electric Cooperative, Inc.	22.4 TWh	47
#13	Duke Energy Carolinas	110.9 TWh	556
#51	Duke Energy Progress West	4.1 TWh	10
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	33.1 TWh	20
#1	PJM Interconnection, LLC	843.4 TWh	2,305
#21	Public Service Company of Colorado	45.2 TWh	201
#5	Southwest Power Pool	290.4 TWh	762
#52	Southwestern Power Administration	3.6 TWh	31
#9	Tennessee Valley Authority	157.6 TWh	170

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	843.4 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	632.0 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	462.2 TWh	1,139
#5	Southwest Power Pool	290.4 TWh	762
#6	Southern Company Services, Inc. - Trans	248.1 TWh	393
#7	California Independent System Operator	192.0 TWh	1,943
#9	Tennessee Valley Authority	157.6 TWh	170
#10	Florida Power & Light Co.	147.6 TWh	159
#12	New York Independent System Operator	129.8 TWh	1,100
#13	Duke Energy Carolinas	110.9 TWh	556