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 2025
Annual Generation	655.1 TWh
Power Plants	2,831
Utilities	1,296
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 \| 35.7% Coal \| 29% Wind \| 14.9% Nuclear \| 13.9% Solar \| 4.5% Water \| 1.5% Other Fuel \| 0.6%

Map of Midcontinent Independent System Operator, Inc.

Register Now for Comprehensive Access

Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Midcontinent Independent System Operator, Inc..

Create Your Account Today

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
Auburn Solar WI, LLC	Wisconsin Electric Power Co	Campbellsport, WI	80 MWh	Nov 2024	Dec 2024	Solar
NLRED 2MW	Today's Power, Inc.	North Little Rock, AR	80 MWh	Nov 2024	Dec 2024	Solar
Factory	City of Springfield - (IL)	Springfield, IL	79 MWh	Jul 1973	Oct 2024	Distillate Fuel Oil
State Center	City of State Center - (IA)	State Center, IA	75 MWh	Jul 1972	Dec 2024	Distillate Fuel Oil : 63.9% Natural Gas : 36.1%
Cascade	Cascade Municipal Utilities	Cascade, IA	73 MWh	Mar 1951	Dec 2024	Distillate Fuel Oil : 62.7% Natural Gas : 37.3%
Beaver Island	Great Lakes Energy Coop	Beaver Island, MI	71 MWh	Aug 2000	Dec 2024	Distillate Fuel Oil
St. Charles Power Plant	City of St Charles - (MN)	St. Charles, MN	71 MWh	Nov 2004	Dec 2024	Distillate Fuel Oil
Morey Road	Greenbacker Renewable Energy Corporation	Lake City, MI	71 MWh	Oct 2024	Dec 2024	Solar
Des Moines Wastewater Reclamation Fac	Des Moines Metro WRF	Des Moines, IA	71 MWh	Jun 1991	Dec 2024	Natural Gas
Beloit Memorial Hospital Power Plant	Beloit Memorial Hospital	Beloit, WI	71 MWh	May 2000	Dec 2024	Natural Gas : 72.9% Distillate Fuel Oil : 27.1%
Tipton	City of Tipton - (IA)	Tipton, IA	69 MWh	Oct 1955	Dec 2024	Distillate Fuel Oil
Moose Lake	Moose Lake Water & Light Comm	Moose Lake, MN	63 MWh	Oct 1952	Dec 2024	Distillate Fuel Oil : 83.7% Natural Gas : 16.3%
Municipal Power Plant	City of Zeeland - (MI)	Zeeland, MI	63 MWh	May 2002	Dec 2024	Natural Gas
Tower	Wolverine Power Supply Coop	Tower, MI	62 MWh	Feb 1971	Dec 2024	Distillate Fuel Oil
Alliant SBD 9107 JBS USA	Industrial Energy Applications Inc	Marshalltown, IA	62 MWh	Jul 1992	Sep 2025	Distillate Fuel Oil
Bellevue	City of Bellevue - (IA)	Bellevue, IA	61 MWh	Jun 1947	Dec 2024	Distillate Fuel Oil
Noble Ridge LLC	RENEW Energy Inc	Wilmont, MN	61 MWh	Nov 2001	Dec 2024	Wind
Casey City of	City of Casey - (IL)	Casey, IL	61 MWh	Apr 2002	Dec 2024	Distillate Fuel Oil
Marshall (MN)	City of Marshall - (MN)	Marshall, MN	60 MWh	Jun 1969	Dec 2024	Distillate Fuel Oil
Graettinger	City of Graettinger - (IA)	Graettinger, IA	59 MWh	Jul 1957	Dec 2024	Distillate Fuel Oil
Frank Jenkins	City of Portland - (MI)	Portland, MI	59 MWh	Apr 1950	Dec 2024	Distillate Fuel Oil : 81.8% Natural Gas : 18.2%
Downtown Generation Plant	City of Greenfield - (IA)	Greenfield, IA	58 MWh	Jun 2020	Dec 2024	Distillate Fuel Oil
Alliant SBD 9203 Profol	American Profol Incorporated	Cedar Rapids, IA	57 MWh	Aug 1996	Aug 2025	Distillate Fuel Oil
Altamont	City of Altamont - (IL)	Altamont, IL	56 MWh	Dec 2001	Dec 2024	Distillate Fuel Oil
Benson City of	City of Benson - (MN)	Benson, MN	54 MWh	Apr 2002	Dec 2024	Distillate Fuel Oil
Delano	Delano Municipal Utilities	Delano, MN	52 MWh	Sep 1946	Dec 2024	Distillate Fuel Oil
Corning	City of Corning - (IA)	Corning, IA	51 MWh	May 1975	Dec 2024	Distillate Fuel Oil
South Plant (IA)	Waverly Municipal Elec Utility	Waverly, IA	51 MWh	Apr 2000	Dec 2024	Distillate Fuel Oil
Farmer City	City of Farmer City - (IL)	Farmer City, IL	50 MWh	Mar 1951	Dec 2024	Distillate Fuel Oil
Dike City Power Plant	City of Dike	Dike, IA	50 MWh	May 2005	Dec 2024	Distillate Fuel Oil
West Group Data Center F	Ryan Companies US, Inc.	Eagan, MN	50 MWh	May 2004	Nov 2024	Distillate Fuel Oil
Detroit Lakes	City of Detroit Lakes - (MN)	Detroit Lakes, MN	50 MWh	Jun 1968	Dec 2024	Distillate Fuel Oil
Bushnell	City of Bushnell - (IL)	Bushnell, IL	49 MWh	May 1940	Dec 2024	Distillate Fuel Oil
Melrose	Melrose Public Utilities	Melrose, MN	49 MWh	Jun 1945	Dec 2024	Distillate Fuel Oil
IMEA Flora	Illinois Municipal Elec Agency	Flora, IL	48 MWh	Nov 2000	Dec 2024	Distillate Fuel Oil
John Deere Dubuque Works	John Deere Dubuque Works	Dubuque, IA	47 MWh	May 1994	Aug 2025	Distillate Fuel Oil
Lake Park	City of Lake Park - (IA)	Lake Park, IA	46 MWh	Mar 2005	Dec 2024	Distillate Fuel Oil
Shenandoah	MidAmerican Energy Co	Shenandoah, IA	44 MWh	Mar 2000	Dec 2024	Distillate Fuel Oil
Alexandria	City of Alexandria - (MN)	Alexandria, MN	43 MWh	Dec 1947	Dec 2024	Distillate Fuel Oil
Sibley One	City of Sibley - (IA)	Sibley, IA	42 MWh	Aug 1971	Dec 2024	Distillate Fuel Oil : 58.9% Natural Gas : 41.1%
Chatham	City of Lowell - (MI)	Lowell, MI	42 MWh	Aug 2013	Dec 2024	Natural Gas
Thomson Reuters Data Center Bldg H	Ryan Companies US, Inc.	Eagan, MN	41 MWh	Dec 2006	Nov 2024	Distillate Fuel Oil
Alliant SBD 9201 Norplex	Industrial Energy Applications Inc	Postville, IA	40 MWh	Nov 1988	Sep 2025	Distillate Fuel Oil
Lenox	City of Lenox - (IA)	Lenox, IA	39 MWh	Aug 1948	Dec 2024	Distillate Fuel Oil
Truman	City of Truman	Truman, MN	39 MWh	Aug 1938	Dec 2024	Distillate Fuel Oil
Knoxville Industrial	MidAmerican Energy Co	Knoxville, IA	39 MWh	Mar 2000	Dec 2024	Distillate Fuel Oil
Lake Mills	City of Lake Mills	Lake Mills, IA	38 MWh	Dec 1955	Dec 2024	Distillate Fuel Oil
West Liberty	City of West Liberty - (IA)	West Liberty, IA	38 MWh	Sep 1974	Dec 2024	Distillate Fuel Oil
Sibley No Two	City of Sibley - (IA)	Sibley, IA	38 MWh	Nov 1987	Dec 2024	Distillate Fuel Oil : 67.1% Natural Gas : 32.9%
Waterloo Lundquist	MidAmerican Energy Co	Waterloo, IA	38 MWh	Mar 2000	Dec 2024	Distillate Fuel Oil
MNDOT Standby Generation	State of Minnesota Department of Administration	St. Paul, MN	38 MWh	Jun 1995	Aug 2025	Distillate Fuel Oil
Flora Site A	City of Flora - (IL)	Flora, IL	37 MWh	Nov 2001	Dec 2024	Distillate Fuel Oil
St James	City of St James - (MN)	St James, MN	36 MWh	Jun 2002	Dec 2024	Distillate Fuel Oil
West Group Data Center	Ryan Companies US, Inc.	Eagan, MN	36 MWh	Apr 2005	Sep 2025	Distillate Fuel Oil
MSC Croswell	Michigan Sugar Company	Croswell, MI	36 MWh	Sep 1948	Jan 2025	Natural Gas
Winterset	City of Winterset - (IA)	Winterset, IA	35 MWh	Jun 1956	Dec 2024	Natural Gas : 55.9% Distillate Fuel Oil : 44.1%
Moberly	Union Electric Co - (MO)	Moberly, MO	34 MWh	Jul 1978	Dec 2024	Distillate Fuel Oil
Elk River City of	City of Elk River	Elk River, MN	32 MWh	Feb 1948	Dec 2023	Distillate Fuel Oil
Flora Site B	City of Flora - (IL)	Flora, IL	32 MWh	Nov 2001	Dec 2024	Distillate Fuel Oil
St. Olaf StandBy Generators	St. Olaf College	Northfield, MN	31 MWh	May 1999	Dec 2024	Distillate Fuel Oil
Hackbarth Solar WI, LLC	Wisconsin Electric Power Co	Fort Atkinson, WI	30 MWh	Nov 2024	Dec 2024	Solar
La Porte	La Porte City Utilities	La Porte City, IA	30 MWh	Nov 2000	Dec 2024	Distillate Fuel Oil
Corewell Health Dearborn Campus	Corewell Health Dearborn Campus	Dearborn, MI	30 MWh	Dec 1978	Dec 2023	Distillate Fuel Oil
St Louis	City of St Louis - (MI)	St. Louis, MI	29 MWh	Dec 1918	Dec 2024	Water : 75.9% Distillate Fuel Oil : 24.1%
4710 Hosting	Epic Hosting, LLC	Rochester, MN	29 MWh	May 2012	Dec 2024	Distillate Fuel Oil
Fennimore	City of Fennimore - (WI)	Fennimore, WI	27 MWh	Jan 1952	Dec 2024	Distillate Fuel Oil
State Farm	State Farm Insurance	Bloomington, IL	26 MWh	Sep 1996	Sep 2025	Distillate Fuel Oil
Overall Road Station	City of Farmington - (MO)	Farmington, MO	26 MWh	Feb 2003	Dec 2024	Distillate Fuel Oil
IBM West	Rochester Public Utilities	Rochester, MN	25 MWh	Sep 2005	Dec 2024	Distillate Fuel Oil
Argyle	City of Argyle - (WI)	Argyle, WI	24 MWh	Dec 1928	Dec 2024	Water : 87.5% Distillate Fuel Oil : 12.5%
Valley Queen Cheese	Valley Queen Cheese Factory, Inc.	Milbank, SD	24 MWh	Mar 2002	Jun 2025	Distillate Fuel Oil
Windom	City of Windom	Windom, MN	23 MWh	May 1980	Dec 2024	Distillate Fuel Oil
Hendricks Regional Health	Hendricks Regional Health	Danville, IN	23 MWh	Aug 1992	Sep 2025	Distillate Fuel Oil
West Diesel Generation Unit	City of Pocahontas - (IA)	Pocahontas, IA	23 MWh	May 2006	Dec 2024	Distillate Fuel Oil
Willmar Municipal East Substation	Willmar Municipal Utilities	Willmar, MN	23 MWh	May 2000	Dec 2024	Distillate Fuel Oil
Elm Street Substation Generators	City of Farmington - (MO)	Farmington, MO	22 MWh	Sep 2002	Dec 2024	Distillate Fuel Oil
Willmar Municipal SW Substation	Willmar Municipal Utilities	Willmar, MN	22 MWh	May 2000	Dec 2024	Distillate Fuel Oil
Janesville	City of Janesville - (MN)	Janesville, MN	20 MWh	Apr 1955	Dec 2024	Distillate Fuel Oil : 97.0% Natural Gas : 3.0%
Lake Crystal	City of Lake Crystal - (MN)	Lake Crystal, MN	20 MWh	Apr 1952	Dec 2024	Distillate Fuel Oil
Sycamore (WI)	Madison Gas & Electric Co	Madison, WI	19 MWh	Nov 1967	Dec 2024	Natural Gas
New Lisbon	City of New Lisbon	New Lisbon, WI	19 MWh	Dec 1965	Dec 2024	Distillate Fuel Oil
Anderson Erickson	Anderson Erickson Dairy	Des Moines, IA	19 MWh	Mar 2000	Dec 2024	Distillate Fuel Oil
Alliant SBD 8602 Marion Sub	Industrial Energy Applications Inc	Marion, IA	19 MWh	Jul 1986	Dec 2024	Distillate Fuel Oil
Alliant SBD0201 Ingredion	Industrial Energy Applications Inc	Cedar Rapids, IA	19 MWh	May 2003	Dec 2024	Distillate Fuel Oil
Brooklyn	City of Brooklyn - (IA)	Brooklyn, IA	18 MWh	Aug 2012	Dec 2024	Distillate Fuel Oil
Dayton (IA)	City of Dayton - (IA)	Dayton, IA	16 MWh	Sep 2000	Dec 2024	Distillate Fuel Oil
Novel Milbradt Solar LLC	Novel Milbradt Solar HQ LLC	Belview, MN	16 MWh	Nov 2024	Dec 2024	Solar
Novel Froehle Solar LLC	Novel Froehle Solar HQ LLC	Cold Spring, MN	15 MWh	Nov 2024	Dec 2024	Solar
LaFayette Solar WI, LLC	Wisconsin Electric Power Co	Elkhorn, WI	15 MWh	Nov 2024	Dec 2024	Solar
Kenyon Municipal	Kenyon Municipal Utilities	Kenyon, MN	14 MWh	Jul 1997	Dec 2024	Distillate Fuel Oil
Fitchburg	Madison Gas & Electric Co	Madison, WI	14 MWh	Apr 1973	Dec 2024	Natural Gas
Brooklyn City North Plant	City of Brooklyn - (IA)	Brooklyn, IA	14 MWh	Apr 2002	Dec 2024	Distillate Fuel Oil
Anita	City of Anita - (IA)	Anita, IA	13 MWh	Sep 1939	Dec 2024	Distillate Fuel Oil
South Strawberry	City of Strawberry Point	Strawberry Point, IA	13 MWh	Dec 2001	Dec 2024	Distillate Fuel Oil
Hillsboro	City of Hillsboro - (ND)	Hillsboro, ND	12 MWh	Jun 2002	Dec 2024	Distillate Fuel Oil
Ubly	Thumb Electric Coop of Mich	Ubly, MI	12 MWh	May 1938	Dec 2024	Distillate Fuel Oil : 63.3% Natural Gas : 36.7%
Halstad	City of Halstad - (MN)	Halstad, MN	11 MWh	Aug 2007	Dec 2024	Distillate Fuel Oil
Hopkinton	City of Hopkinton - (IA)	Hopkinton, IA	11 MWh	Aug 1973	Dec 2024	Distillate Fuel Oil
Ogden	City of Ogden - (IA)	Ogden, IA	10 MWh	Jun 1951	Dec 2024	Distillate Fuel Oil
Durant	City of Durant - (IA)	Durant, IA	10 MWh	Jun 1970	Dec 2024	Distillate Fuel Oil

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	696.7 GWh	4
#27	Associated Electric Cooperative, Inc.	23.6 TWh	47
#13	Duke Energy Carolinas	112.5 TWh	565
#52	Duke Energy Progress West	4.3 TWh	10
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	34.4 TWh	25
#1	PJM Interconnection, LLC	870.7 TWh	2,465
#6	Southern Company Services, Inc. - Trans	250.9 TWh	417
#5	Southwest Power Pool	299.9 TWh	835
#49	Southwestern Power Administration	5.2 TWh	34
#9	Tennessee Valley Authority	161.6 TWh	204

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	870.7 TWh	2,465
#2	Midcontinent Independent System Operator, Inc.	655.1 TWh	2,831
#4	Electric Reliability Council of Texas, Inc.	485.0 TWh	1,313
#5	Southwest Power Pool	299.9 TWh	835
#6	Southern Company Services, Inc. - Trans	250.9 TWh	417
#7	California Independent System Operator	188.0 TWh	2,075
#9	Tennessee Valley Authority	161.6 TWh	204
#10	Florida Power & Light Co.	148.9 TWh	187
#12	New York Independent System Operator	131.6 TWh	1,211
#13	Duke Energy Carolinas	112.5 TWh	565