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	Oct 2026
Annual Generation	677.7 TWh
Power Plants	3,095
Utilities	1,372
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 \| 37.1% Coal \| 26.2% Wind \| 15% Nuclear \| 13.8% Solar \| 6.1% 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
Crystal Lake 3 LLC	Crystal Lake 3 LLC	Britt, IA	232 GWh	Nov 2009	Jul 2026	Wind
Albany Solar (WI)	Wisconsin Power & Light Co	Broadhead, WI	100 GWh	Nov 2023	Jul 2026	Solar
Mulligan Solar, LLC	Mulligan Solar	Broadwell, IL	146 GWh	Jun 2022	Jul 2026	Solar
Craighead Electric Solar One	Today's Power, Inc.	Brookland, AR	2 GWh	Jul 2018	Dec 2025	Solar
Brooklyn City North Plant	City of Brooklyn - (IA)	Brooklyn, IA	7 MWh	Apr 2002	Dec 2025	Distillate Fuel Oil
Brooklyn	City of Brooklyn - (IA)	Brooklyn, IA	14 MWh	Aug 2012	Dec 2025	Distillate Fuel Oil
Pegasus Community Solar	Pegasus Community Solar	Brooten, MN	3 GWh	Jul 2017	Dec 2025	Solar
Novel Brooten Solar CSG	REA Investments, LLC	Brooten, MN	2 GWh	Sep 2019	Dec 2025	Solar
Bellflower Solar, LLC	Geronimo Power	Brooten, MN	2 GWh	Nov 2020	Dec 2025	Solar
USS Monarch Solar LLC CSG	Standard Solar	Brooten, MN	2 GWh	Nov 2019	Dec 2025	Solar
USS Viceroy Solar LLC CSG	United States Solar Corporation	Brooten, MN	2 GWh	Dec 2020	Dec 2025	Solar
Brooten CSG1, LLC	Nautilus Solar Solutions	Brooten, MN	2 GWh	Jul 2021	Dec 2025	Solar
Forward Wind Energy Center	Wisconsin Public Service Corp	Brownsville, WI	121 GWh	Jun 2008	Jul 2026	Wind
Thornapple	Northern States Power Co - Minnesota	Bruce, WI	7 GWh	Dec 1926	Dec 2025	Water
Golden Plains	Interstate Power and Light Co	Buffalo Center, IA	784 GWh	Feb 2020	Jul 2026	Wind
Grimm Community Solar	Grimm CSG LLC	Buffalo Lake, MN	2 GWh	Apr 2018	Nov 2025	Solar
Buffalo Lake CSG1, LLC	Nautilus Solar Solutions	Buffalo Lake, MN	2 GWh	Jul 2021	Dec 2025	Solar
MN CSG 2019-60	MN CSG 2019-60 LLC	Buffalo Lake, MN	2 GWh	Nov 2024	Dec 2025	Solar
MN Buffalo Lake 212-2 LLC (CSG)	United States Solar Corporation	Buffalo Lake, MN	2 GWh	Nov 2023	Dec 2025	Solar
MN Buffalo Lake 212-1 LLC (CSG)	United States Solar Corporation	Buffalo Lake, MN	2 GWh	Nov 2023	Dec 2025	Solar
Tatanka Wi	HQC Tatanka Wi Solar Power Generation LLC	Buffalo, MN	10 GWh	Nov 2017	Dec 2025	Solar
Dickinson Solar Array	Great River Energy	Buffalo, MN	2 GWh	Jul 2016	Dec 2025	Solar
Lake Pulaski Solar	Enel Green Power NA, Inc.	Buffalo, MN	13 GWh	Nov 2016	Dec 2025	Solar
French Road Solar II	French Road Solar II, LLC	Burlington, IL	4 GWh	Feb 2022	Dec 2025	Solar
Burlington (IA)	Interstate Power and Light Co	Burlington, IA	35 GWh	May 1968	Jul 2026	Natural Gas
Spring Prairie Solar WI, LLC	Wisconsin Electric Power Co	Burlington, WI	13 GWh	Nov 2023	Dec 2025	Solar
ArcelorMittal Burns Harbor	Cleveland-Cliffs Burns Harbor LLC	Burns Harbor, IN	719 GWh	Dec 1968	Dec 2025	Blast Furnace Gas : 37.1% Natural Gas : 32.1% Other Gas : 30.8%
Black Dog	Northern States Power Co - Minnesota	Burnsville, MN	870 GWh	Sep 1954	Dec 2025	Natural Gas
Bushnell	City of Bushnell - (IL)	Bushnell, IL	78 MWh	May 1940	Dec 2025	Distillate Fuel Oil
Bryon Center	Energy Developments, Inc d/b/a EDL	Byron Center, MI	31 GWh	Feb 2009	Dec 2025	Landfill Gas
Novel DeCook Solar CSG	REA Investments, LLC	Byron, MN	2 GWh	Feb 2020	Dec 2025	Solar
Novel Byron Solar CSG	REA Investments, LLC	Byron, MN	2 GWh	Apr 2020	Dec 2025	Solar
Novel Bartel Solar CSG	REA Investments, LLC	Byron, MN	2 GWh	Mar 2020	Dec 2025	Solar
Hwy 14 Holdco Solar CSG	Hwy 14 Holdco, LLC	Byron, MN	7 GWh	Jun 2017	Dec 2025	Solar
Bear Grove Solar	Bear Grove Solar, LLC	Byron, MN	2 GWh	Jan 2023	Dec 2025	Solar
Tweite Community Solar LLC	Tweite Community Solar LLC	Byron, MN	2 GWh	Oct 2020	Dec 2025	Solar
Lange Solar	Arcadia Solar, LLC	Byron, MN	2 GWh	Aug 2019	Dec 2025	Solar
Cadillac Renewable Energy	Cadillac Renewable Energy LLC	Cadillac, MI	169 GWh	Jul 1993	Dec 2025	Wood/Wood Waste Solids
Caledonia Solar WI, LLC	Wisconsin Electric Power Co	Caledonia, WI	9 GWh	Mar 2025	Dec 2025	Solar
Glacier Hills	Wisconsin Electric Power Co	Cambria, WI	331 GWh	Nov 2011	Jul 2026	Wind
Bishop Hill II Wind Farm	Bishop Hill Energy II, LLC	Cambridge, IL	334 GWh	Sep 2012	Dec 2025	Wind
Bishop Hill III	Invenergy Services LLC	Cambridge, IL	430 GWh	May 2018	Jul 2026	Wind
GRE Cambridge Solar	SoCore Energy LLC	Cambridge, MN	4 GWh	Nov 2019	Dec 2025	Solar
Cambridge CT Hybrid	Great River Energy	Cambridge, MN	101 GWh	Apr 1978	Dec 2025	Natural Gas : 91.7% Distillate Fuel Oil : 8.3%
RockGen Energy Center	Dairyland Power Coop	Cambridge, WI	619 GWh	May 2001	Jul 2026	Natural Gas : 98.4% Distillate Fuel Oil : 1.6%
McClellan (AR)	Arkansas Electric Coop Corp	Camden, AR	27 GWh	Apr 1972	Oct 2025	Natural Gas : 85.3% Distillate Fuel Oil : 14.7%
Auburn Solar WI, LLC	Wisconsin Electric Power Co	Campbellsport, WI	9 GWh	Nov 2024	Dec 2025	Solar
International Paper Red River Mill	Red River Mill Intl Paper Company	Campti, LA	92 GWh	Nov 2008	Mar 2025	Black Liquor : 60.6% Natural Gas : 20.1% Wood/Wood Waste Solids : 19.2%
Cannon Falls Energy Center	Invenergy Services LLC	Cannon Falls, MN	807 GWh	Mar 2008	Jul 2026	Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
Buckheart Creek Solar I Community Solar	Buckheart Creek Solar 1, LLC	Canton, IL	37 MWh	Nov 2025	Dec 2025	Solar
IKEA Canton Rooftop PV System	IKEA Property Inc	Canton, MI	264 MWh	Oct 2015	Dec 2025	Solar
Ragsdale Solar LLC	Ragsdale Solar, LLC	Canton, MS	239 GWh	Oct 2024	Jul 2026	Solar
Cape Girardeau Renewable Energy Center	Union Electric Co - (MO)	Cape Girardeau, MO	2 GWh	Oct 2021	Dec 2025	Solar
SIUC	Southern Illinois University Carbondale	Carbondale, IL	9 GWh	May 1998	Jul 2026	Bituminous Coal
White Oak Energy LLC	White Oak Energy LLC	Carlock, IL	400 GWh	May 2011	Dec 2025	Wind
Thomson	ALLETE, Inc.	Carlton, MN	198 GWh	Dec 1906	Dec 2025	Water
Carlyle	City of Carlyle - (IL)	Carlyle, IL	208 MWh	Jul 1964	Dec 2025	Distillate Fuel Oil
Clinton Solar 4 LLC CSG	Clinton Solar 4 LLC	Carlyle, IL	3 GWh	Sep 2020	Dec 2025	Solar
Clinton Solar 4b	Pivot Energy	Carlyle, IL	2 GWh	May 2025	Dec 2025	Solar
Boomtown Renewable Energy Center	Union Electric Co - (MO)	Carmi, IL	295 GWh	Nov 2024	Jul 2026	Solar
Carmi	City of Carmi - (IL)	Carmi, IL	92 MWh	Nov 1948	Dec 2025	Distillate Fuel Oil
POET Biorefining Caro, LLC	POET Biorefining Caro, LLC	Caro, MI	13 GWh	May 2018	Dec 2025	Natural Gas
Carroll Wind Farm	MidAmerican Energy Co	Carroll, IA	557 GWh	Nov 2008	Dec 2025	Wind
Gratiot Farms Wind Project	Consumers Energy Co - (MI)	Carson City, MI	332 GWh	Nov 2020	Jul 2026	Wind
Renaissance Power Plant	DTE Electric Company	Carson City, MI	1 TWh	Feb 2002	Jul 2026	Natural Gas
John A Logan College Solar	REA Investments, LLC	Carterville, IL	2 GWh	Nov 2019	Dec 2025	Solar
SV CSG Gander Farms 1 A	SV CSG Gander Farms 1 A, LLC	Carterville, IL	188 MWh	Oct 2025	Dec 2025	Solar
Hurricane Creek CSG	SPG IL Hurricane Creek Solar LLC	Carterville, IL	4 GWh	May 2021	Dec 2025	Solar
Cascade	Cascade Municipal Utilities - (IA)	Cascade, IA	31 MWh	Mar 1951	Dec 2025	Distillate Fuel Oil
Wind Turbine	Madison Gas & Electric Co	Casco, WI	12 GWh	May 1999	Dec 2025	Wind
Casey City of	City of Casey - (IL)	Casey, IL	80 MWh	Apr 2002	Dec 2025	Distillate Fuel Oil
Emily Solar, LLC	RWE Clean Energy	Casey, IL	376 GWh	Nov 2025	Jul 2026	Solar
Cashton	Village of Cashton - (WI)	Cashton, WI	10 MWh	Jul 1932	Dec 2025	Distillate Fuel Oil : 98.3% Natural Gas : 1.7%
Cashton Greens Wind Farm	Cashton Greens Wind Farm LLC	Cashton, WI	10 GWh	Apr 2012	Dec 2025	Wind
Cashton Solar	Green Street Power Partners	Cashton, WI	3 GWh	Aug 2019	Dec 2025	Solar
Cassville Solar	Wisconsin Power & Light Co	Cassville, WI	100 GWh	Nov 2023	Jul 2026	Solar
Cayuga	Duke Energy Indiana, LLC	Cayuga, IN	4 TWh	Sep 1970	Jul 2026	Bituminous Coal : 99.4%
Vermillion Energy Facility	Duke Energy Ohio Inc	Cayuga, IN	422 GWh	May 2000	Dec 2025	Natural Gas
Gas Turbine (IA)	Cedar Falls Utilities	Cedar Falls, IA	1 GWh	Dec 1967	Dec 2025	Natural Gas
Streeter Station	Cedar Falls Utilities	Cedar Falls, IA	14 GWh	Aug 1963	Dec 2025	Natural Gas : 96.4% Bituminous Coal : 3.6%
University of Northern Iowa	University of Northern Iowa	Cedar Falls, IA	25 GWh	Oct 1982	Jul 2026	Natural Gas : 71.8% Petroleum Coke : 19.8% Bituminous Coal : 8.2%
Cedar Falls Solar Farm	Altus Power America Management, LLC	Cedar Falls, IA	2 GWh	Mar 2016	Dec 2025	Solar
Alliant SBD 9106 Rockwell CR	Industrial Energy Applications Inc	Cedar Rapids, IA	185 MWh	May 1992	Dec 2025	Distillate Fuel Oil
Prairie Creek	Interstate Power and Light Co	Cedar Rapids, IA	52 GWh	Sep 1958	Jul 2026	Subbituminous Coal : 59.8% Natural Gas : 40.2%
Archer Daniels Midland Cedar Rapids	Archer Daniels Midland Co	Cedar Rapids, IA	1 TWh	Oct 1988	Jul 2026	Subbituminous Coal : 59.1% Natural Gas : 26.7% Bituminous Coal : 14.2%
Alliant SBD 9403 Aegon DC	Industrial Energy Applications Inc	Cedar Rapids, IA	15 MWh	Dec 1994	Dec 2025	Distillate Fuel Oil
Alliant SBD0201 Ingredion	Industrial Energy Applications Inc	Cedar Rapids, IA	38 MWh	May 2003	Dec 2025	Distillate Fuel Oil
Alliant SBD 9203 Profol	American Profol Incorporated	Cedar Rapids, IA	33 MWh	Aug 1996	Jul 2026	Distillate Fuel Oil
Alliant SBG 9802 Toyota	Industrial Energy Applications Inc	Cedar Rapids, IA	6 MWh	Nov 1998	Oct 2025	Natural Gas
Cedar Rapids Community Solar	Interstate Power and Light Co	Cedar Rapids, IA	9 GWh	Jan 2024	Dec 2025	Solar
Jackson Solar WI, LLC	Wisconsin Electric Power Co	Cedarburg, WI	12 GWh	Nov 2023	Dec 2025	Solar
Cement City Solar, LLC	AES Distributed Energy	Cement City, MI	32 GWh	Dec 2022	Dec 2025	Solar
Medin 2 Community Solar LLC CSG	Medin 2 Community Solar LLC	Center City, MN	2 GWh	Jul 2021	Dec 2025	Solar
Medin CSG	Madison Energy Holdings LLC	Center City, MN	2 GWh	Nov 2021	Dec 2025	Solar
Chisago Holdco LLC, CSG	Chisago Holdco LLC	Center City, MN	5 GWh	Apr 2019	Dec 2025	Solar
Eichtens Community Solar	Terraform Arcadia	Center, MN	5 GWh	Nov 2016	Dec 2025	Solar
FPL Energy Oliver Wind I LLC	FPL Energy Oliver County Wind	Center, ND	182 GWh	Nov 2006	Dec 2025	Wind
Milton R Young	Minnkota Power Coop, Inc	Center, ND	4 TWh	Sep 1970	Jul 2026	Lignite Coal : 99.8%
FPL Energy Oliver Wind II LLC	FPL Energy Oliver County Wind II LLC	Center, ND	189 GWh	Nov 2007	Dec 2025	Wind
D B Wilson	Big Rivers Electric Corp	Centertown, KY	1 TWh	Aug 1984	Jul 2026	Bituminous Coal : 98.9% Distillate Fuel Oil : 1.1%

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	433.0 GWh	4
#26	Associated Electric Cooperative, Inc.	22.9 TWh	47
#13	Duke Energy Carolinas	113.4 TWh	578
#50	Duke Energy Progress West	4.6 TWh	15
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	34.2 TWh	25
#1	PJM Interconnection, LLC	890.9 TWh	2,806
#6	Southern Company Services, Inc. - Trans	259.3 TWh	423
#5	Southwest Power Pool	314.5 TWh	876
#53	Southwestern Power Administration	3.5 TWh	37
#9	Tennessee Valley Authority	166.2 TWh	209

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	890.9 TWh	2,806
#2	Midcontinent Independent System Operator, Inc.	677.7 TWh	3,095
#3	Electric Reliability Council of Texas, Inc.	506.3 TWh	1,487
#5	Southwest Power Pool	314.5 TWh	876
#6	Southern Company Services, Inc. - Trans	259.3 TWh	423
#7	California Independent System Operator	168.7 TWh	2,170
#9	Tennessee Valley Authority	166.2 TWh	209
#10	Florida Power & Light Co.	153.0 TWh	188
#12	New York Independent System Operator	134.1 TWh	1,334
#13	Duke Energy Carolinas	113.4 TWh	578