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	631.0 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 \| 39.8% Coal \| 26.3% Wind \| 15.6% Nuclear \| 14% Solar \| 2.1% 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
Pearl River Solar Park LLC	Pearl River Solar Park, LLC	Morton, MS	47 GWh	-	Aug 2024	Solar
Harvest Gold Solar	Harvest Gold Solar Power, LLC	Indianola, MS	26 GWh	-	Aug 2024	Solar
Elizabeth Solar Plant	Horus Louisiana 1, LLC	Pitkin, LA	29 GWh	-	Aug 2024	Solar
Altona Solar, LLC	Birch Creek Power, LLC	Centralia, MO	8 GWh	-	Aug 2024	Solar
Wildflower Solar, LLC (MS)	Duke Energy Renewables Services	DeSoto, MS	76 GWh	-	Aug 2024	Solar
Delta Wind Farm (MS)	AES Clean Energy	Dundee, MS	170 GWh	-	Aug 2024	Wind
Heartland Farms	Consumers Energy Co - (MI)	Middleton, MI	163 GWh	-	Aug 2024	Wind
Duane Arnold Solar I (50 MW)	Interstate Power and Light Co	Palo, IA	20 GWh	-	May 2024	Solar
Hardy Hills Solar Energy LLC	Hardy Hills Solar LLC	Frankfort, IN	192 GWh	-	Aug 2024	Solar
Crooked Lake Solar, LLC	Crooked Lake Solar, LLC	Blytheville, AR	161 GWh	-	Aug 2024	Solar
Cavalry Solar Hybrid	Cavalry Energy Center LLC	Monon, IN	175 GWh	-	Aug 2024	Solar
Grant County	Wisconsin Power & Light Co	Town of Potosi, WI	102 GWh	-	Aug 2024	Solar
Earp Solar, LLC	Birch Creek Power, LLC	Monmouth, IL	17 GWh	-	Aug 2024	Solar
Oxbow Solar 1	Lightsource Renewable Energy Asset Management, LLC	New Roads, LA	123 GWh	-	Aug 2024	Solar
Whiting	Consolidated Water Power Co	Whiting, WI	21 GWh	Dec 1890	Dec 2023	Water
Biron	Consolidated Water Power Co	Biron, WI	24 GWh	Dec 1895	Dec 2023	Water
Little Quinnesec Falls Hydro Project	Eagle Creek Renewable Energy, LLC	Niagara, WI	59 GWh	Nov 1900	Dec 2023	Water
Apple River	Northern States Power Co - Minnesota	Somerset, WI	11 GWh	Dec 1900	Dec 2023	Water
Edison Sault	Cloverland Electric Co-op	Sault Ste. Marie, MI	234 GWh	Jun 1901	Dec 2023	Water
Wisconsin Rapids	Consolidated Water Power Co	Wisconsin Rapids, WI	41 GWh	Dec 1902	Dec 2023	Water
Norway (MI)	City of Norway	Norway, MI	28 GWh	May 1905	Dec 2023	Water
Little Falls (MN)	ALLETE, Inc.	Little Falls, MN	27 GWh	Dec 1905	Dec 2023	Water
Webber	Consumers Energy Co - (MI)	Lyons, MI	11 GWh	Dec 1906	Dec 2023	Water
White River (WI)	Northern States Power Co - Minnesota	Ashland, WI	5 GWh	Dec 1906	Dec 2023	Water
Thomson	ALLETE, Inc.	Carlton, MN	259 GWh	Dec 1906	Dec 2023	Water
Croton	Consumers Energy Co - (MI)	Newaygo, MI	20 GWh	Dec 1906	Dec 2023	Water
Domtar Paper Company Rothschild	Domtar Paper Company Rothschild	Rothschild, WI	3 GWh	Dec 1909	Dec 2023	Water
Cedar Falls (WI)	Northern States Power Co - Minnesota	Menomonie, WI	33 GWh	Dec 1909	Dec 2023	Water
St Croix Falls	Northern States Power Co - Minnesota	St Croix Falls, WI	83 GWh	Dec 1909	Dec 2023	Water
High Falls (WI)	Wisconsin Public Service Corp	Town of Stephenson, WI	16 GWh	Jul 1910	Dec 2023	Water
Cooke	Consumers Energy Co - (MI)	Oscoda, MI	26 GWh	Dec 1910	Dec 2023	Water
Five Channels	Consumers Energy Co - (MI)	Oscoda, MI	22 GWh	Dec 1911	Dec 2023	Water
Georgia-Pacific Corp - Nekoosa Mill	Domtar Industries Inc	Nekoosa, WI	173 GWh	Dec 1911	Aug 2024	Black Liquor : 44.0% Natural Gas : 41.9% Water : 14.1%
Loud	Consumers Energy Co - (MI)	Oscoda, MI	17 GWh	Dec 1912	Dec 2023	Water
Port Edwards Mill	Domtar Industries Inc	Port Edwards, WI	36 GWh	Dec 1912	Aug 2024	Water
Saxon Falls	Northern States Power Co - Minnesota	Saxon, WI	9 GWh	Dec 1912	Dec 2023	Water
Sylvan	ALLETE, Inc.	Pillager, MN	8 GWh	Dec 1912	Dec 2023	Water
Keokuk	Union Electric Co - (MO)	Keokuk, IA	835 GWh	Jul 1913	Dec 2023	Water
Big Quinnesec 61	Wisconsin Electric Power Co	Iron Mountain, MI	3 GWh	Apr 1914	Aug 2023	Water
Crystal Falls	City of Crystal Falls	Crystal Falls, MI	5 GWh	May 1914	Dec 2023	Water
Hoot Lake	Otter Tail Power Co	Fergus Falls, MN	2 GWh	Aug 1914	Dec 2023	Water
Prairie Du Sac	Wisconsin Power & Light Co	Prairie du Sac, WI	131 GWh	Sep 1915	Dec 2023	Water
Mio	Consumers Energy Co - (MI)	Mio, MI	10 GWh	Dec 1915	Dec 2023	Water
Mosinee Mill	Ahlstrom-Munksjo NA Specialty Solutions, LLC	Mosinee, WI	118 GWh	Jun 1916	Aug 2024	Black Liquor : 38.2% Bituminous Coal : 36.5% Water : 15.5% Residual Fuel Oil : 3.4% Natural Gas : 2.9% Wood/Wood Waste Solids : 2.6% Sludge Waste : 1.0%
Appleton	Wisconsin Electric Power Co	Appleton, WI	6 GWh	Jul 1916	Dec 2023	Water
Brainerd Public Utilities	Brainerd Public Utilities	Brainerd, MN	11 GWh	Dec 1916	Dec 2023	Water
Wissota	Northern States Power Co - Minnesota	Chippewa Falls, WI	133 GWh	Dec 1916	Dec 2023	Water
Pillager	ALLETE, Inc.	Pillager, MN	6 GWh	Dec 1916	Dec 2023	Water
Superior Falls	Northern States Power Co - Minnesota	Ironwood, MI	9 GWh	Dec 1916	Dec 2023	Water
Merrill	Wisconsin Public Service Corp	Merrill, WI	8 GWh	Feb 1917	Dec 2023	Water
Rhinelander Mill	Ahlstrom-Munksjo	Rhinelander, WI	4 GWh	Nov 1917	Aug 2024	Water
Oconto Falls Upper	Eagle Creek Renewable Energy, LLC	Oconto Falls, WI	3 GWh	Dec 1917	Dec 2023	Water
Foote	Consumers Energy Co - (MI)	Oscoda, MI	29 GWh	Dec 1917	Dec 2023	Water
C W Tippy	Consumers Energy Co - (MI)	Wellston, MI	58 GWh	Dec 1917	Dec 2023	Water
Stevens Point	Consolidated Water Power Co	Stevens Point, WI	24 GWh	Dec 1917	Dec 2023	Water
Grand Rapids	Wisconsin Public Service Corp	Ingalls, MI	33 GWh	May 1918	Dec 2023	Water
Brule	Wisconsin Electric Power Co	Florence, WI	16 GWh	Dec 1918	Dec 2023	Water
St Louis	City of St Louis - (MI)	St. Louis, MI	175 MWh	Dec 1918	Dec 2023	Water : 95.4% Distillate Fuel Oil : 4.6%
James R Smith	City of Marquette - (MI)	Marquette, MI	16 GWh	Dec 1918	Dec 2023	Water
Park Mill	Eagle Creek Renewable Energy, LLC	Marinette, WI	10 GWh	Dec 1919	Dec 2023	Water
Packaging of America Tomahawk Mill	PCA-Tomahawk Mill	Tomahawk, WI	113 GWh	Dec 1919	Dec 2023	Natural Gas : 36.9% Wood/Wood Waste Solids : 34.9% Black Liquor : 15.8% Water : 12.0%
Prairie River	ALLETE, Inc.	Grand Rapids, MN	2 GWh	Mar 1920	Dec 2023	Water
Danbury Dam	Renewable World Energies LLC	Danbury, WI	3 GWh	Dec 1920	Dec 2023	Water
Wausau	Wisconsin Public Service Corp	Wausau, WI	23 GWh	Feb 1921	Dec 2023	Water
Potato Rapids	Wisconsin Public Service Corp	Town of Porterfield, WI	4 GWh	Apr 1921	Dec 2023	Water
Knife Falls	ALLETE, Inc.	Cloquet, MN	9 GWh	Dec 1921	Dec 2023	Water
Rogers	Consumers Energy Co - (MI)	Big Rapids, MI	23 GWh	Dec 1921	Dec 2023	Water
Big Falls	Northern States Power Co - Minnesota	Glen Fora, WI	33 GWh	Dec 1921	Dec 2023	Water
Pine	Wisconsin Electric Power Co	Florence, WI	12 GWh	May 1922	Dec 2023	Water
Flambeau Lower Project	Renewable World Energies LLC	Park Falls, WI	3 GWh	Dec 1922	Dec 2023	Water
Scanlon	ALLETE, Inc.	Scanlon, MN	6 GWh	Dec 1922	Dec 2023	Water
Dells	Northern States Power Co - Minnesota	Eau Claire, WI	43 GWh	Dec 1922	Dec 2023	Water
Lanesboro	Lanesboro Public Utility Comm	Lanesboro, MN	3 MWh	Dec 1922	Dec 2023	Distillate Fuel Oil : 66.7% Water : 33.3%
Norway (IN)	Northern Indiana Pub Serv Co	Monticello, IN	14 GWh	May 1923	Dec 2023	Water
Hat Rapids	Wisconsin Public Service Corp	Rhinelander, WI	6 GWh	May 1923	Dec 2023	Water
Johnson Falls	Wisconsin Public Service Corp	Town of Stephenson, WI	10 GWh	Jun 1923	Dec 2023	Water
Barron	City of Barron - (WI)	Barron, WI	349 MWh	Jul 1923	Dec 2023	Water
Winton	ALLETE, Inc.	Winton, MN	9 GWh	Jul 1923	Dec 2023	Water
Menominee Mill Marinette	Eagle Creek Renewable Energy, LLC	Menominee, MI	13 GWh	Dec 1923	Aug 2024	Water
Fond Du Lac	ALLETE, Inc.	Duluth, MN	48 GWh	Dec 1923	Dec 2023	Water
Iowa Hydro LLC	Renewable World Energies LLC	Maquoketa, IA	4 GWh	Dec 1923	Aug 2024	Water
Alcona	Consumers Energy Co - (MI)	Glennie, MI	26 GWh	Dec 1923	Dec 2023	Water
International Falls Power	Boise White Paper LLC	International Falls, MN	53 GWh	Dec 1923	Aug 2024	Water
Kingsford	Wisconsin Electric Power Co	Kingsford, MI	25 GWh	Apr 1924	Dec 2023	Water
Twin Cities Hydro LLC	Twin Cities Hydro LLC	St. Paul, MN	72 GWh	Sep 1924	Dec 2023	Water
Caldron Falls	Wisconsin Public Service Corp	Town of Stephenson, WI	12 GWh	Oct 1924	Dec 2023	Water
Remmel	Entergy Arkansas LLC	Malvern, AR	40 GWh	Dec 1924	Dec 2023	Water
Alexander	Wisconsin Public Service Corp	Merrill, WI	19 GWh	Dec 1924	Dec 2023	Water
Sandstone Rapids	Wisconsin Public Service Corp	Town of Stephenson, WI	8 GWh	Dec 1924	Dec 2023	Water
CC Perry K	Citizens Thermal Energy	Indianapolis, IN	12 GWh	Dec 1924	Jun 2024	Natural Gas
Dayton Hydro	Eagle Creek Renewable Energy, LLC	Ottawa, IL	11 GWh	Dec 1924	Dec 2023	Water
Kleber	Tower Kleber Ltd Partnership	Onaway, MI	5 GWh	Dec 1924	Dec 2023	Water
Blanchard	ALLETE, Inc.	Royalton, MN	61 GWh	Jan 1925	Dec 2023	Water
Hodenpyl	Consumers Energy Co - (MI)	Mesick, MI	45 GWh	Jun 1925	Dec 2023	Water
Oakdale	Northern Indiana Pub Serv Co	Monticello, IN	20 GWh	Oct 1925	Dec 2023	Water
Rapide Croche	City of Kaukauna	Kaukana, WI	15 GWh	Dec 1925	Dec 2023	Water
Kimberly Mill	City of Kaukauna	Appleton, WI	12 GWh	Dec 1925	Dec 2023	Water
Kilbourn	Wisconsin Power & Light Co	Wisconsin Dells, WI	54 GWh	Jun 1926	Dec 2023	Water
Thornapple	Northern States Power Co - Minnesota	Bruce, WI	2 GWh	Dec 1926	Dec 2023	Water
Boise Cascade International Falls	Boise White Paper LLC	International Falls, MN	329 GWh	Dec 1926	Aug 2024	Black Liquor : 63.4% Natural Gas : 21.8% Wood/Wood Waste Solids : 13.5% Sludge Waste : 1.3%

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	894.0 GWh	4
#26	Associated Electric Cooperative, Inc.	22.7 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	33.2 TWh	20
#1	PJM Interconnection, LLC	843.8 TWh	2,305
#21	Public Service Company of Colorado	45.1 TWh	201
#5	Southwest Power Pool	290.4 TWh	762
#53	Southwestern Power Administration	3.5 TWh	31
#9	Tennessee Valley Authority	157.5 TWh	170

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	843.8 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	631.0 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	461.0 TWh	1,139
#5	Southwest Power Pool	290.4 TWh	762
#6	Southern Company Services, Inc. - Trans	247.9 TWh	393
#7	California Independent System Operator	191.5 TWh	1,943
#9	Tennessee Valley Authority	157.5 TWh	170
#10	Florida Power & Light Co.	147.7 TWh	159
#12	New York Independent System Operator	130.0 TWh	1,100
#13	Duke Energy Carolinas	110.9 TWh	556