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	Apr 2026
Annual Generation	664.4 TWh
Power Plants	2,831
Utilities	1,296
Ranked #2 out of 65 in terms of net annual generation
Ranked #2 out of 54 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 36.9% Coal \| 27.6% Wind \| 14.8% Nuclear \| 13.6% Solar \| 5% 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
Jeffers Wind 20 LLC	Northern States Power Co - Minnesota	Jeffers, MN	195 GWh	Sep 2008	Dec 2024	Wind
Ameresco Jefferson City	AMERESCO Jefferson City LLC	Jefferson City, MO	20 GWh	Feb 2009	Dec 2024	Landfill Gas
Fairgrounds	Union Electric Co - (MO)	Jefferson City, MO	136 MWh	Jul 1974	Dec 2024	Distillate Fuel Oil
Hardin Hilltop Wind LLC	Junction Hilltop Management LLC	Jefferson, IA	32 GWh	Apr 2007	Dec 2024	Wind
Jefferson Solar Park	Concord New Energy	Jefferson, WI	918 MWh	Nov 2013	Oct 2024	Solar
Crawfish River	Wisconsin Power & Light Co	Jefferson, WI	131 GWh	Nov 2023	Feb 2026	Solar
Bayou Cove Peaking Power	Bayou Cove, LLC	Jennings, LA	138 GWh	Jun 2002	Feb 2026	Natural Gas
Hickory Solar	Hickory Solar LLC	Jerseyville, IL	250 GWh	Aug 2024	Feb 2026	Solar
POET Biorefining - Jewell	POET Biorefining - Jewell	Jewell, IA	22 GWh	Feb 2019	Dec 2024	Natural Gas
Jim Falls	Northern States Power Co - Minnesota	Jim Falls, WI	122 GWh	Jun 1988	Dec 2024	Water
Sycamore (IA)	MidAmerican Energy Co	Johnston, IA	10 GWh	Jul 1974	Dec 2024	Natural Gas
Old Gold Energy Center, LLC	Old Gold Energy Center, LLC	Joice, IA	78 GWh	Sep 2001	Dec 2024	Wind
Lake Catherine	Entergy Arkansas LLC	Jones Mill, AR	300 GWh	Mar 1970	Nov 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%
Jonesboro CWL Solar Park	City Water and Light Plant	Jonesboro, AR	22 GWh	May 2022	Dec 2024	Solar
MSC-Scott01 LLC	MSC-Scott01 LLC	Jordan, MN	2 GWh	Jul 2019	Dec 2024	Solar
Jordan Creek Wind Farm, LLC	Jordan Creek Wind Farm, LLC	Judyville, IN	1 TWh	Nov 2020	Feb 2026	Wind
Kahoka	City of Kahoka	Kahoka, MO	5 MWh	Dec 1940	Dec 2024	Distillate Fuel Oil
Western Michigan Solar Gardens	Consumers Energy Co - (MI)	Kalamazoo, MI	2 GWh	Jul 2016	Feb 2026	Solar
Western Michigan University Power Plant	Western Michigan University	Kalamazoo, MI	70 GWh	Jul 1997	Dec 2024	Natural Gas
Kalkaska CT #1	Michigan Public Power Agency	Kalkaska, MI	48 GWh	Nov 2002	Dec 2024	Natural Gas
Farmers Electric Cooperative - Kalona	Farmers Electric Coop - (IA)	Kalona, IA	83 MWh	Feb 2001	Dec 2024	Distillate Fuel Oil
Kankakee Solar 4 LLC	Kankakee Solar 4 LLC	Kankakee, IL	4 GWh	Nov 2020	Dec 2024	Solar
Acturus Community Solar	National Grid Renewables	Kasota, MN	2 GWh	Nov 2018	Dec 2024	Solar
DodgeSun CSG	National Grid Renewables	Kasson, MN	9 GWh	Nov 2017	Dec 2024	Solar
Crux Community Solar	National Grid Renewables	Kasson, MN	2 GWh	Dec 2018	Dec 2024	Solar
Dodge Holdco Solar CSG	Dodge Holdco LLC	Kasson, MN	8 GWh	Jun 2017	Dec 2024	Solar
Zumbro Solar Garden	Zumbro Garden LLC	Kasson, MN	2 GWh	Mar 2020	Dec 2024	Solar
Maston Garden Solar	Maston Garden LLC	Kasson, MN	2 GWh	Apr 2020	Dec 2024	Solar
Rapide Croche	City of Kaukauna	Kaukana, WI	17 GWh	Dec 1925	Dec 2024	Water
Kaukauna City Hydro	City of Kaukauna	Kaukauna, WI	23 GWh	Nov 1940	Dec 2024	Water
Kaukauna Paper Mill	Thilmany LLC	Kaukauna, WI	99 GWh	Dec 1950	Feb 2026	Natural Gas : 52.6% Black Liquor : 47.4%
Kaukauna Gas Turbine	City of Kaukauna	Kaukauna, WI	2 GWh	Apr 1969	Dec 2024	Natural Gas
Island Street Peaking Plant	WPPI Energy	Kaukauna, WI	11 GWh	May 2004	Dec 2024	Natural Gas
New Badger	City of Kaukauna	Kaukauna, WI	45 GWh	Dec 2013	Feb 2026	Water
Pepin Garden	Pepin Garden LLC	Kellogg, MN	2 GWh	Oct 2023	Dec 2024	Solar
UW Parkside	Wisconsin Electric Power Co	Kenosha, WI	4 GWh	Oct 2020	Dec 2024	Solar
Top of Iowa Windfarm III	Madison Gas & Electric Co	Kensett, IA	44 GWh	Jan 2008	Dec 2024	Wind
Northern Iowa Windpower II	Avangrid Power LLC	Kensett, IA	130 GWh	Dec 2007	Dec 2024	Wind
Windwalkers LLC	Consolidated Edison Development Inc.	Kensett, IA	3 GWh	Aug 2011	Oct 2024	Wind
Barton Windpower LLC	Avangrid Power LLC	Kensett, IA	361 GWh	May 2009	Dec 2024	Wind
Kent School Road Solar 1	Kent School Road Solar 1	Kent, IL	4 GWh	Nov 2020	Dec 2024	Solar
SunE Stolee CSG, LLC	Ecoplexus, Inc	Kenyon, MN	5 GWh	Feb 2018	Dec 2024	Solar
Kenyon Municipal	Kenyon Municipal Utilities	Kenyon, MN	14 MWh	Jul 1997	Dec 2024	Distillate Fuel Oil
Keokuk	Union Electric Co - (MO)	Keokuk, IA	888 GWh	Jul 1913	Dec 2024	Water
Roquette America	Roquette America	Keokuk, IA	236 GWh	Jun 2004	Feb 2026	Natural Gas
Waterford 3	Entergy Louisiana LLC	Killona, LA	9 TWh	Aug 1985	Feb 2026	Nuclear
Waterford 1 & 2	Entergy Louisiana LLC	Killona, LA	319 GWh	Jun 1975	Dec 2024	Natural Gas : 99.5% Distillate Fuel Oil : 0.5%
Blue Water Renewables Inc	Blue Water Renewables Inc	Kimball Township, MI	18 GWh	Nov 2011	Dec 2024	Landfill Gas
Deerfield Wind Energy, LLC	Deerfield Wind Energy, LLC	Kinde, MI	478 GWh	Jan 2017	Feb 2026	Wind
Kindred School	Kindred Public School	Kindred, ND	232 MWh	Sep 2001	Feb 2026	Distillate Fuel Oil
Kingsford	Wisconsin Electric Power Co	Kingsford, MI	25 GWh	Apr 1924	Dec 2024	Water
Wilmot	DTE Electric Company	Kingston Twp, MI	2 GWh	Nov 1968	Feb 2026	Distillate Fuel Oil
Morris Solar	AES Clean Energy	Kirksville, MO	285 GWh	-	Feb 2026	Solar
IMPA Knightstown Solar Park	Indiana Municipal Power Agency	Knightstown, IN	2 GWh	Sep 2023	Dec 2024	Solar
Knoxville Industrial	MidAmerican Energy Co	Knoxville, IA	39 MWh	Mar 2000	Dec 2024	Distillate Fuel Oil
Kohler Solar	Wisconsin Power & Light Co	Kohler, WI	3 GWh	May 2022	Dec 2024	Solar
Kokomo Solar 1, LLC	NJR Clean Energy Ventures Corporation	Kokomo, IN	6 GWh	Nov 2016	Dec 2024	Solar
Hardin County Peaking Facility	Entergy Texas Inc.	Kountze, TX	195 GWh	Jun 2001	Dec 2024	Natural Gas
Weston RICE	Wisconsin Public Service Corp	Kronenwetter, WI	85 GWh	Jun 2023	Dec 2024	Natural Gas
Merricourt Wind Energy Center	Otter Tail Power Co	Kulm, ND	555 GWh	Nov 2020	Feb 2026	Wind
John H Warden	L'Anse Warden Electric Company LLC	L'Anse, MI	111 GWh	Jul 1959	Dec 2024	Wood/Wood Waste Solids : 87.2% Tire-derived Fuels : 12.6%
FastSun 18 CSG	Altus Power America Management, LLC	La Crescent, MN	2 GWh	Dec 2019	Dec 2024	Solar
FastSun 5 CSG	Altus Power America Management, LLC	La Crescent, MN	2 GWh	Dec 2019	Dec 2024	Solar
Houston/Winona Community Solar One LLC	Madison Energy Holdings LLC	La Crescent, MN	2 GWh	May 2020	Dec 2024	Solar
SolarClub 23 LLC	Nautilus Solar Solutions	La Crescent, MN	2 GWh	Nov 2020	Dec 2024	Solar
Winona Community Solar One LLC	Madison Energy Holdings LLC	La Crescent, MN	2 GWh	May 2020	Dec 2024	Solar
French Island	Northern States Power Co - Minnesota	La Cross, WI	67 GWh	Dec 1939	Feb 2026	Wood/Wood Waste Solids : 43.0% Non-biogenic Municipal Solid Waste : 25.7% Biogenic Municipal Solid Waste : 21.1% Distillate Fuel Oil : 9.9%
La Farge	La Farge Municipal Electric Co	La Farge, WI	5 MWh	Sep 1990	Dec 2024	Distillate Fuel Oil
Little Gypsy	Entergy Louisiana LLC	La Place, LA	873 GWh	Feb 1961	Feb 2026	Natural Gas
St. Charles Power Station (LA)	Entergy Louisiana LLC	La Place, LA	5 TWh	Apr 2019	Jan 2026	Natural Gas
La Porte	La Porte City Utilities	La Porte City, IA	30 MWh	Nov 2000	Dec 2024	Distillate Fuel Oil
Labadie	Union Electric Co - (MO)	Labadie, MO	17 TWh	May 1970	Feb 2026	Subbituminous Coal
Schulte 2 Community Solar	Schulte 2 Community Solar	Lacon, IL	4 GWh	Nov 2020	Dec 2024	Solar
Diamond Trail Wind Farm	MidAmerican Energy Co	Ladora, IA	851 GWh	Nov 2020	Feb 2026	Wind
Ladysmith Dam	Northern States Power Co - Minnesota	Ladysmith, WI	11 GWh	Dec 1939	Dec 2024	Water
Flambeau Hydroelectric Station	Dairyland Power Coop	Ladysmith, WI	62 GWh	Dec 1950	Dec 2024	Water
Sagamore Plant Cogeneration	Tate & Lyle Ingredients Americas Inc	Lafayette, IN	20 GWh	Sep 1984	Feb 2026	Natural Gas
Caterpillar	Caterpillar Inc	Lafayette, IN	19 GWh	Nov 1983	Feb 2026	Natural Gas
Evonik Industries AG	Evonik Degussa Corporation	Lafayette, IN	7 MWh	Apr 1992	Dec 2024	Distillate Fuel Oil
Primient	Primary Products Ingredients Americas, LLC d/b/a Primient	Lafayette, IN	406 GWh	May 2021	Dec 2024	Natural Gas
Hargis-Hebert Electric Generating	Lafayette Utilities System	Lafayette, LA	53 GWh	May 2006	Dec 2024	Natural Gas
T J Labbe Electric Generating	Lafayette Utilities System	Lafayette, LA	28 GWh	Jul 2005	Dec 2024	Natural Gas
Novel Martens Solar LLC(CSG)	REA Investments, LLC	Lafayette, MN	2 GWh	Feb 2022	Dec 2024	Solar
Lincoln Heights II	ALLETE Clean Energy	Lake Benton, MN	7 GWh	Apr 2006	Dec 2024	Wind
Lincoln Heights I	ALLETE Clean Energy	Lake Benton, MN	10 GWh	Apr 2006	Dec 2024	Wind
Buffalo Ridge Wind	Buffalo Ridge Wind, LLC	Lake Benton, MN	434 GWh	Nov 2022	Feb 2026	Wind
Hope Creek LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Dec 2000	Dec 2024	Wind
Winters Spawn LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Dec 2000	Dec 2024	Wind
Twin Lake Hills LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Nov 2000	Dec 2024	Wind
Lake Benton I	ALLETE Clean Energy	Lake Benton, MN	244 GWh	Jan 1998	Dec 2024	Wind
Spartan Hills LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Dec 2000	Dec 2024	Wind
Soliloquoy Ridge LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Dec 2000	Dec 2024	Wind
Ruthton Ridge LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Dec 2000	Dec 2024	Wind
Hadley Ridge LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Nov 2000	Dec 2024	Wind
Florence Hills LLC	CHI Operations Inc	Lake Benton, MN	5 GWh	Dec 2000	Dec 2024	Wind
PPG Riverside	Westlake 2 US LLC	Lake Charles, LA	76 GWh	Aug 1947	Feb 2026	Purchased Steam
RS Cogen	Westlake 2 US LLC	Lake Charles, LA	3 TWh	Nov 2002	Feb 2026	Natural Gas
PPG Powerhouse C	Westlake 2 US LLC	Lake Charles, LA	1 TWh	Jul 1977	Feb 2026	Natural Gas
Agrilectric Power Partners Ltd	Agrilectric Power Partners Ltd	Lake Charles, LA	79 GWh	Jun 1984	Dec 2024	Agricultural By-Products : 98.9% Natural Gas : 1.1%

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#60	Alcoa Power Generating, Inc. - Yadkin Division	582.3 GWh	4
#27	Associated Electric Cooperative, Inc.	23.9 TWh	47
#13	Duke Energy Carolinas	112.5 TWh	565
#52	Duke Energy Progress West	4.4 TWh	10
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	34.0 TWh	25
#1	PJM Interconnection, LLC	881.5 TWh	2,465
#6	Southern Company Services, Inc. - Trans	250.9 TWh	417
#5	Southwest Power Pool	302.9 TWh	835
#51	Southwestern Power Administration	4.6 TWh	34
#9	Tennessee Valley Authority	163.1 TWh	204

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	881.5 TWh	2,465
#2	Midcontinent Independent System Operator, Inc.	664.4 TWh	2,831
#3	Electric Reliability Council of Texas, Inc.	488.2 TWh	1,313
#5	Southwest Power Pool	302.9 TWh	835
#6	Southern Company Services, Inc. - Trans	250.9 TWh	417
#7	California Independent System Operator	176.8 TWh	2,075
#9	Tennessee Valley Authority	163.1 TWh	204
#10	Florida Power & Light Co.	150.9 TWh	187
#12	New York Independent System Operator	134.4 TWh	1,211
#13	Duke Energy Carolinas	112.5 TWh	565