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%

Map of Midcontinent Independent System Operator, Inc.

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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
OE IL Solar 3	OE IL Solar 3, LLC	Oregon, IL	4 GWh	Feb 2022	Dec 2023	Solar
French Road Solar II	French Road Solar II, LLC	Burlington, IL	4 GWh	Feb 2022	Dec 2023	Solar
Rafterville Solar	Rafterville Solar, LLC	Atwater, MN	940 MWh	Jun 2023	Dec 2023	Solar
Rockford Solar	Rockford Solar, LLC	Rockford, IL	4 GWh	Nov 2021	Dec 2023	Solar
Blue Elk IV Solar, LLC	Blue Elk IV Solar, LLC	Adrian, MI	284 MWh	Nov 2023	Dec 2023	Solar
Blue Elk III Solar, LLC	Blue Elk III Solar, LLC	Eaton Rapids, MI	433 MWh	Nov 2023	Dec 2023	Solar
Blue Elk VII Solar, LLC	Blue Elk VII Solar, LLC	Flint, MI	474 MWh	Oct 2023	Dec 2023	Solar
Midcontinent Solar, LLC	Midcontinent Solar, LLC	Owosso, MI	795 MWh	Sep 2023	Dec 2023	Solar
Greenstone Solar, LLC	Greenstone Solar, LLC	Coldwater, MI	807 MWh	Sep 2023	Dec 2023	Solar
Cape Girardeau Renewable Energy Center	Union Electric Co - (MO)	Cape Girardeau, MO	2 GWh	Oct 2021	Dec 2023	Solar
Ivanhoe Generation Facility	Orion Engineered Carbons	Franklin, LA	33 GWh	Mar 2023	Dec 2023	Waste Heat
Brainerd Airport	AEP Onsite Partners, LLC	Brainerd, MN	10 GWh	Nov 2022	Dec 2023	Solar
IMPA Middletown Solar Park	Indiana Municipal Power Agency	Middletown, IN	663 MWh	Jul 2023	Dec 2023	Solar
IMPA Knightstown Solar Park	Indiana Municipal Power Agency	Knightstown, IN	207 MWh	Sep 2023	Dec 2023	Solar
IMPA Washington Solar Park 2	Indiana Municipal Power Agency	Washington, IN	4 GWh	Jun 2023	Dec 2023	Solar
Dane County Solar LLC	Dane County Solar LLC	Cottage Grove, WI	15 GWh	May 2023	Dec 2023	Solar
Westside Solar	Westside Solar, LLC (Ecofin)	Rochester, MN	17 GWh	Nov 2022	Dec 2023	Solar
Pivot Energy Minnesota Solar 10	Pivot Energy	Greenwald, MN	600 MWh	May 2023	Dec 2023	Solar
Pivot Energy Minnesota Solar 1	Pivot Energy	Clinton Falls, MN	919 MWh	May 2023	Dec 2023	Solar
Briscoe 1A	7th Road Solar 1, LLC (Briscoe 1A)	Tonica, IL	4 GWh	Jan 2023	Dec 2023	Solar
Briscoe 2A	7th Road Solar 2, LLC (Briscoe 2A)	Lostant, IL	4 GWh	Jan 2023	Dec 2023	Solar
Wolverine Solar	Wolverine Solar, LLC	Maynard, MN	59 MWh	Oct 2023	Dec 2023	Solar
Crane Garden	Crane Garden LLC	Lester Prairie, MN	193 MWh	Oct 2023	Dec 2023	Solar
Pepin Garden	Pepin Garden LLC	Kellogg, MN	222 MWh	Oct 2023	Dec 2023	Solar
Sturgeon Garden	Sturgeon Garden LLC	Goodhue, MN	175 MWh	Nov 2023	Dec 2023	Solar
Winona Garden	Winona Garden LLC	Altura, MN	257 MWh	Oct 2023	Dec 2023	Solar
Ashley-Chicot Solar	Today's Power, Inc.	Hamburg, AR	2 GWh	Jul 2018	Dec 2023	Solar
Berryville School District Solar	Today's Power, Inc.	Berryville, AR	2 GWh	Jan 2018	Dec 2023	Solar
C&L	Today's Power, Inc.	Star City, AR	2 GWh	May 2020	Dec 2023	Solar
Clay County Electrical Cooperative	Today's Power, Inc.	Corning, AR	2 GWh	Apr 2020	Dec 2023	Solar
Craighead Electric Solar One	Today's Power, Inc.	Brookland, AR	2 GWh	Jul 2018	Dec 2023	Solar
Farmers Electric Cooperative	Today's Power, Inc.	Newport, AR	2 GWh	May 2019	Dec 2023	Solar
Sylvan Solar	ALLETE, Inc.	Pillager, MN	12 GWh	Jun 2023	Dec 2023	Solar
Laskin Solar	ALLETE, Inc.	Hoyt Lakes, MN	8 GWh	Nov 2022	Dec 2023	Solar
Jean Duluth Solar	ALLETE, Inc.	Duluth, MN	2 GWh	Nov 2022	Dec 2023	Solar
Webster Creek (Oak 2)	Greenbacker Renewable Energy Corporation	New Lisbon, WI	14 MWh	Nov 2023	Dec 2023	Solar
Lemonweir (Oak 1)	Greenbacker Renewable Energy Corporation	Mauston, WI	30 MWh	Nov 2023	Dec 2023	Solar
MN Buffalo Lake 212-2 LLC (CSG)	United States Solar Corporation	Buffalo Lake, MN	59 MWh	Nov 2023	Dec 2023	Solar
Georgetown (Polk Burnett)	Greenbacker Renewable Energy Corporation	Balsam Lake, WI	13 MWh	Oct 2023	Dec 2023	Solar
Bluff Prairie (Vernon)	Greenbacker Renewable Energy Corporation	De Soto, WI	17 MWh	Oct 2023	Dec 2023	Solar
Byrne Solar, LLC	Byrne Solar, LLC	Lowell, MI	198 MWh	Sep 2023	Dec 2023	Solar
Lightfoot Solar, LLC	Lightfoot Solar, LLC	Luzerne, MI	548 MWh	Sep 2023	Dec 2023	Solar
Shipsterns Solar, LLC	Shipsterns Solar, LLC	Albion, MI	1 GWh	Sep 2023	Dec 2023	Solar
Willford Solar, LLC	Willford Solar, LLC	Gladwin, MI	1 GWh	Sep 2023	Dec 2023	Solar
SolarClub 03	Nautilus Solar Solutions	Starbuck, MN	327 MWh	Aug 2023	Dec 2023	Solar
Harley-Davison Powertrain Operations	Wisconsin Electric Power Co	Menomonee Falls, WI	3 GWh	Sep 2020	Dec 2023	Solar
City of Milwaukee Landfill	Wisconsin Electric Power Co	Milwaukee, WI	4 GWh	Jan 2021	Dec 2023	Solar
ATI	Wisconsin Electric Power Co	Cudahy, WI	4 GWh	Oct 2020	Dec 2023	Solar
CREE	Wisconsin Electric Power Co	Racine, WI	2 GWh	Jul 2021	Dec 2023	Solar
Jones Dairy	Wisconsin Electric Power Co	Fort Atkinson, WI	3 GWh	Jun 2021	Dec 2023	Solar
Regal Ware	Wisconsin Electric Power Co	West Bend, WI	3 GWh	Mar 2021	Dec 2023	Solar
Washington County	Wisconsin Electric Power Co	West Bend, WI	4 GWh	Dec 2019	Dec 2023	Solar
UW Parkside	Wisconsin Electric Power Co	Kenosha, WI	4 GWh	Oct 2020	Dec 2023	Solar
Lannon Stone	Wisconsin Electric Power Co	Pewaukee, WI	3 GWh	Nov 2021	Dec 2023	Solar
Novel Schroeder Solar LLC CSG	REA Investments, LLC	Renville, MN	2 GWh	Dec 2022	Nov 2023	Solar
Slocum	DTE Electric Company	Trenton, MI	96 MWh	Oct 1968	Nov 2023	Distillate Fuel Oil
Minnesota River	Minnesota Municipal Power Agny	Chaska, MN	7 GWh	Apr 2001	Nov 2023	Natural Gas
Elk Mound	Dairyland Power Coop	Elk Mound, WI	37 GWh	May 2001	Nov 2023	Natural Gas : 99.8%
Sumpter	Wolverine Power Supply Coop	Belleville, MI	120 GWh	Jun 2002	Nov 2023	Natural Gas
Calcasieu	Entergy Louisiana LLC	Sulphur, LA	104 GWh	Apr 2000	Nov 2023	Natural Gas
Gibson City Energy Center LLC	Earthrise Energy, PBC	Gibson City, IL	76 GWh	May 2000	Nov 2023	Natural Gas
Audrain Generating Station	Union Electric Co - (MO)	Vandalia, MO	197 GWh	Jan 2001	Nov 2023	Natural Gas
Noble Ridge LLC	RENEW Energy Inc	Wilmont, MN	81 MWh	Nov 2001	Nov 2023	Wind
East Chicago	Altus Power America Management, LLC	East Chicago, IN	3 GWh	Feb 2013	Nov 2023	Solar
Maple Lake	Great River Energy	Maple Lake, MN	622 MWh	Apr 1978	Oct 2023	Distillate Fuel Oil
MSC-Empire01, LLC	MSC-Empire01, LLC	Farmington, MN	236 MWh	Jul 2019	Oct 2023	Solar
Novel Herickhoff Solar CSG	REA Investments, LLC	Osakis, MN	2 GWh	Mar 2020	Oct 2023	Solar
L L Wilkins	Clarksdale Public Utilities	Clarksdale, MS	90 MWh	Sep 1961	Sep 2023	Natural Gas
Ames GT	City of Ames - (IA)	Ames, IA	2 GWh	Apr 1972	Sep 2023	Distillate Fuel Oil
Gerald Andrus	Entergy Mississippi LLC	Greenville, MS	222 GWh	Dec 1974	Sep 2023	Natural Gas
Bay Windpower I	Crystal Flash Renewable Energy LLC dba Bay Windpower LLC	Mackinaw City, MI	2 GWh	Nov 2001	Sep 2023	Wind
Lake Catherine	Entergy Arkansas LLC	Jones Mill, AR	174 GWh	Mar 1970	Aug 2023	Natural Gas
Hancock	DTE Electric Company	Commerce Twp, MI	11 GWh	Mar 1966	Aug 2023	Natural Gas
Lime Creek	Interstate Power and Light Co	Mason City, IA	1 GWh	Apr 1991	Aug 2023	Distillate Fuel Oil
Big Quinnesec 61	Wisconsin Electric Power Co	Iron Mountain, MI	3 GWh	Apr 1914	Aug 2023	Water
Freedom Power Project	Southwestern Electric Coop Inc - (IL)	St. Elmo, IL	2 GWh	May 2000	Aug 2023	Natural Gas
IMPA Rensselaer Solar Park	Indiana Municipal Power Agency	Rensselaer, IN	1 GWh	Apr 2014	Aug 2023	Solar
Koppelman Sun CSG	National Grid Renewables	Eagle Lake, MN	8 GWh	Oct 2017	Aug 2023	Solar
Cascade Dam	Eagle Creek Renewable Energy, LLC	Grand Rapids, MI	4 GWh	Nov 1986	Jul 2023	Water
M. G. Emmett J. Bean Federal Center	U.S. General Services Administration	Indianapolis, IN	41 MWh	Mar 2011	Jul 2023	Solar
Ada Dam	Eagle Creek Renewable Energy, LLC	Ada, MI	2 GWh	Feb 1984	Jun 2023	Water
Lansing	Interstate Power and Light Co	Lansing, IA	632 GWh	Dec 1969	May 2023	Subbituminous Coal : 99.7%
Meramec	Union Electric Co - (MO)	St. Louis, MO	165 GWh	Apr 1953	May 2023	Natural Gas : 66.6% Subbituminous Coal : 33.4%
Toledo Bend	Entergy Texas Inc.	Burkville, TX	232 GWh	Jan 1969	May 2023	Water
Tofteland Windfarm LLC	Tofteland Windfarm LLC	Pipestone, MN	9 GWh	Sep 2003	Jan 2023	Wind
Westridge Windfarm LLC	Westridge Windfarm LLC	Woodstock, MN	4 GWh	Oct 2003	Jan 2023	Wind
Stahl Wind Energy	Stahl Wind Energy, LLC (Longroad)	Pipestone, MN	4 GWh	Nov 2004	Jan 2023	Wind
Silver Lake Garden	Excelsior Energy Capital	Waseca, MN	4 GWh	Dec 2020	Jan 2023	Solar
Crawfordsville 2 Solar Park	Indiana Municipal Power Agency	Crawfordsville, IN	11 GWh	Nov 2019	Dec 2022	Solar
Connexus Solar Stanford 1STF	REA Investments, LLC	St. Francis, MN	13 GWh	Apr 2021	Dec 2022	Solar
Kankakee 2	Kankakee Solar 2 LLC	Bourbonnais, IL	221 MWh	Jul 2022	Dec 2022	Solar
ERDC	Entergy Texas Inc.	Vicksburg, MS	2 MWh	Sep 2021	Dec 2022	Natural Gas
E D Edwards	Illinois Power Resources Generating LLC	Bartonville, IL	3 TWh	Apr 1960	Dec 2022	Subbituminous Coal : 99.9%
Grundy Center City Light Plant	Grundy Center Mun Light & Power	Grundy Center, IA	388 MWh	Oct 1963	Dec 2022	Distillate Fuel Oil
Rockford	City of Rockford- (IA)	Rockford, IA	14 MWh	Jul 1951	Dec 2022	Distillate Fuel Oil
Stuart (IA)	City of Stuart - (IA)	Stuart, IA	1 MWh	Jan 1956	Dec 2022	Distillate Fuel Oil
Trenton Channel	DTE Electric Company	Trenton, MI	575 GWh	May 1949	Dec 2022	Subbituminous Coal : 90.0% Bituminous Coal : 9.4% Distillate Fuel Oil : 0.6%
Fairgrounds	Union Electric Co - (MO)	Jefferson City, MO	1 GWh	Jul 1974	Dec 2022	Distillate Fuel Oil
Moreau	Union Electric Co - (MO)	Moreau, MO	2 GWh	Jul 1978	Dec 2022	Distillate Fuel Oil
Cheboygan	Great Lakes Tissue Co	Cheboygan, MI	6 GWh	Oct 1984	Dec 2022	Water

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