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.

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
North Branch (MN)	North Branch Water & Light Comm	North Branch, MN	257 MWh	Sep 2003	Dec 2023	Distillate Fuel Oil
Winona Garden	Winona Garden LLC	Altura, MN	257 MWh	Oct 2023	Dec 2023	Solar
Graettinger	City of Graettinger - (IA)	Graettinger, IA	255 MWh	Jul 1957	Dec 2023	Distillate Fuel Oil
IKEA St. Louis 410	IKEA Property Inc	St. Louis, MO	241 MWh	Aug 2015	Sep 2024	Solar
MSC-Empire01, LLC	MSC-Empire01, LLC	Farmington, MN	236 MWh	Jul 2019	Oct 2023	Solar
Rock Lake CT	Great River Energy	Pine City, MN	235 MWh	Mar 1978	Dec 2023	Distillate Fuel Oil
Story City	City of Story City - (IA)	Story City, IA	233 MWh	Dec 1963	Dec 2023	Distillate Fuel Oil : 95.6% Natural Gas : 4.4%
Alliant SBD 9106 Rockwell CR	Industrial Energy Applications Inc	Cedar Rapids, IA	232 MWh	May 1992	Dec 2023	Distillate Fuel Oil
Freeburg	Village of Freeburg - (IL)	Freeburg, IL	230 MWh	Jul 1948	Dec 2023	Distillate Fuel Oil
Sycamore (WI)	Madison Gas & Electric Co	Madison, WI	229 MWh	Nov 1967	Dec 2023	Natural Gas
Waverly Municipal Electric North Plant	Waverly Municipal Elec Utility	Waverly, IA	224 MWh	Jul 1958	Dec 2023	Distillate Fuel Oil : 52.5% Natural Gas : 47.5%
Kirkwood Wind Turbine	Kirkwood Community College	Cedar Rapids, IA	223 MWh	Jan 2012	Dec 2023	Wind
Pepin Garden	Pepin Garden LLC	Kellogg, MN	222 MWh	Oct 2023	Dec 2023	Solar
Kankakee 2	Kankakee Solar 2 LLC	Bourbonnais, IL	221 MWh	Jul 2022	Dec 2022	Solar
Sullivan (IL)	City of Sullivan - (IL)	Sullivan, IL	212 MWh	May 1946	Sep 2024	Distillate Fuel Oil
IMPA Knightstown Solar Park	Indiana Municipal Power Agency	Knightstown, IN	207 MWh	Sep 2023	Dec 2023	Solar
Water Street Station	City of Bay City - (MI)	Bay City, MI	204 MWh	Jul 1980	Dec 2023	Distillate Fuel Oil : 90.3% Natural Gas : 9.7%
Marshall (IL)	City of Marshall - (IL)	Marshall, IL	202 MWh	Mar 2002	Dec 2023	Distillate Fuel Oil
Miles City GT	Montana-Dakota Utilities Co	Miles City, MT	202 MWh	Apr 1972	Dec 2023	Natural Gas
Byrne Solar, LLC	Byrne Solar, LLC	Lowell, MI	198 MWh	Sep 2023	Dec 2023	Solar
Tower	Wolverine Power Supply Coop	Tower, MI	195 MWh	Feb 1971	Dec 2023	Distillate Fuel Oil
South Generation	Redwood Falls Public Util Comm	Redwood Falls, MN	194 MWh	Feb 2003	Dec 2023	Distillate Fuel Oil
Crane Garden	Crane Garden LLC	Lester Prairie, MN	193 MWh	Oct 2023	Dec 2023	Solar
Carlyle	City of Carlyle - (IL)	Carlyle, IL	189 MWh	Jul 1964	Dec 2023	Distillate Fuel Oil
Litchfield	Litchfield Public Utilities	Litchfield, MN	185 MWh	Aug 1963	Dec 2023	Natural Gas : 58.1% Distillate Fuel Oil : 41.9%
ENO Paterson Solar	Entergy New Orleans, LLC	New Orleans, LA	184 MWh	May 2016	Dec 2022	Solar
Princeton (MN)	Princeton Public Utils Comm	Princeton, MN	179 MWh	Aug 1953	Dec 2023	Distillate Fuel Oil
St Louis	City of St Louis - (MI)	St. Louis, MI	175 MWh	Dec 1918	Dec 2023	Water : 95.4% Distillate Fuel Oil : 4.6%
Sturgeon Garden	Sturgeon Garden LLC	Goodhue, MN	175 MWh	Nov 2023	Dec 2023	Solar
Casey City of	City of Casey - (IL)	Casey, IL	174 MWh	Apr 2002	Dec 2023	Distillate Fuel Oil
Avenue A Generator Sets	City of Rock Falls - (IL)	Rock Falls, IL	171 MWh	Aug 2000	Dec 2023	Distillate Fuel Oil
Blooming Prairie	City of Blooming Prairie - (MN)	Blooming Prairie, MN	167 MWh	Apr 1937	Dec 2023	Distillate Fuel Oil
Arcadia Electric	City of Arcadia - (WI)	Arcadia, WI	164 MWh	Dec 1929	Dec 2023	Distillate Fuel Oil : 65.3% Natural Gas : 34.7%
Northern Lights Wind LLC	Northern Lights Wind LLC (Longroad)	Pipestone, MN	157 MWh	Nov 2004	Dec 2023	Wind
Spring Valley	Spring Valley Pub Utils Comm	Spring Valley, MN	149 MWh	Dec 1951	Dec 2023	Distillate Fuel Oil : 73.3% Natural Gas : 26.7%
Cumberland (WI)	City of Cumberland - (WI)	Cumberland, WI	143 MWh	Jul 1939	Dec 2023	Distillate Fuel Oil : 63.4% Natural Gas : 36.6%
Montezuma	City of Montezuma - (IA)	Montezuma, IA	138 MWh	Jul 1940	Dec 2023	Distillate Fuel Oil : 65.1% Natural Gas : 34.9%
Jackson (MO)	City of Jackson - (MO)	Jackson, MO	137 MWh	Dec 1935	Dec 2023	Distillate Fuel Oil : 59.8% Natural Gas : 40.2%
Lamoni Municipal Utilities	City of Lamoni - (IA)	Lamoni, IA	135 MWh	Feb 1940	Dec 2023	Distillate Fuel Oil
Alliant SBD 9203 Profol	American Profol Incorporated	Cedar Rapids, IA	133 MWh	Aug 1996	Aug 2024	Distillate Fuel Oil
Preston (MN)	Preston Public Utilities Comm	Preston, MN	130 MWh	Dec 1948	Dec 2023	Natural Gas : 83.1% Distillate Fuel Oil : 16.9%
Hurricane Creek Lift Station	Johnson County Rural E M C	Greenwood, IN	130 MWh	Aug 2004	Dec 2023	Distillate Fuel Oil
Wells IC	City of Wells - (MN)	Wells, MN	128 MWh	Oct 1950	Dec 2023	Natural Gas : 62.7% Distillate Fuel Oil : 37.3%
Red Bud	City of Red Bud - (IL)	Red Bud, IL	123 MWh	Feb 1959	Dec 2023	Distillate Fuel Oil
Forest City Light Plant	City of Forest City- (IA)	Forest City, IA	120 MWh	Dec 1945	Dec 2023	Distillate Fuel Oil
Rantoul	Village of Rantoul - (IL)	Rantoul, IL	118 MWh	Dec 1950	Sep 2024	Distillate Fuel Oil
Beloit Memorial Hospital Power Plant	Beloit Memorial Hospital	Beloit, WI	118 MWh	May 2000	Dec 2023	Natural Gas : 66.3% Distillate Fuel Oil : 33.7%
Atlantic	Atlantic Municipal Utilities	Atlantic, IA	115 MWh	Aug 1966	Dec 2023	Natural Gas : 91.4% Distillate Fuel Oil : 8.6%
Winterset	City of Winterset - (IA)	Winterset, IA	115 MWh	Jun 1956	Dec 2023	Distillate Fuel Oil : 61.6% Natural Gas : 38.4%
Glencoe	Glencoe Light & Power Comm	Glencoe, MN	111 MWh	May 1957	Dec 2023	Distillate Fuel Oil : 95.3% Natural Gas : 4.7%
Highland	City of Highland	Highland, IL	105 MWh	Feb 1967	Dec 2023	Distillate Fuel Oil
Frank Jenkins	City of Portland - (MI)	Portland, MI	101 MWh	Apr 1950	Dec 2023	Distillate Fuel Oil : 79.0% Natural Gas : 21.0%
Walnut Bend Solar Station PV	Walnut Bend Solar Station	Moro, AR	100 MWh	-	Sep 2024	Solar
Thomson Reuters Campus Bldg A-D	Thomson Corp	Eagan, MN	99 MWh	Mar 1999	Sep 2024	Distillate Fuel Oil
La Porte	La Porte City Utilities	La Porte City, IA	98 MWh	Nov 2000	Dec 2023	Distillate Fuel Oil
Slocum	DTE Electric Company	Trenton, MI	96 MWh	Oct 1968	Nov 2023	Distillate Fuel Oil
John Deere Dubuque Works	John Deere Dubuque Works	Dubuque, IA	96 MWh	May 1994	Aug 2024	Distillate Fuel Oil
Grand Marais	City of Grand Marais - (MN)	Grand Marais, MN	93 MWh	Jan 2004	Dec 2023	Distillate Fuel Oil
L L Wilkins	Clarksdale Public Utilities	Clarksdale, MS	90 MWh	Sep 1961	Sep 2023	Natural Gas
Wyandotte	Wyandotte Municipal Serv Comm	Wyandotte, MI	85 MWh	Dec 1947	Sep 2024	Distillate Fuel Oil
IKEA Canton Rooftop PV System	IKEA Property Inc	Canton, MI	84 MWh	Oct 2015	Dec 2023	Solar
St. Charles Power Plant	City of St Charles - (MN)	St. Charles, MN	82 MWh	Nov 2004	Dec 2023	Distillate Fuel Oil
Noble Ridge LLC	RENEW Energy Inc	Wilmont, MN	81 MWh	Nov 2001	Nov 2023	Wind
Altamont	City of Altamont - (IL)	Altamont, IL	80 MWh	Dec 2001	Dec 2023	Distillate Fuel Oil
South Plant	Waverly Municipal Elec Utility	Waverly, IA	79 MWh	Apr 2000	Dec 2023	Distillate Fuel Oil
Alliant SBD 9201 Norplex	Industrial Energy Applications Inc	Postville, IA	78 MWh	Nov 1988	Sep 2024	Distillate Fuel Oil
Shenandoah	MidAmerican Energy Co	Shenandoah, IA	78 MWh	Mar 2000	Dec 2023	Distillate Fuel Oil
Alliant SBD0201 Ingredion	Industrial Energy Applications Inc	Cedar Rapids, IA	76 MWh	May 2003	Dec 2023	Distillate Fuel Oil
Lake Preston	Otter Tail Power Co	Lake Preston, SD	76 MWh	May 1978	Dec 2023	Distillate Fuel Oil
IMEA Flora	Illinois Municipal Elec Agency	Flora, IL	73 MWh	Nov 2000	Dec 2023	Distillate Fuel Oil
Des Moines Wastewater Reclamation Fac	Des Moines Metro WRF	Des Moines, IA	73 MWh	Jun 1991	Dec 2023	Natural Gas
West Group Data Center	Thomson Corp	Eagan, MN	72 MWh	Apr 2005	Sep 2024	Distillate Fuel Oil
Beaver Island	Great Lakes Energy Coop	Beaver Island, MI	71 MWh	Aug 2000	Dec 2023	Distillate Fuel Oil
Riley Generating Station	City of Zeeland - (MI)	Zeeland, MI	70 MWh	Jun 2006	Dec 2023	Natural Gas
Benson City of	City of Benson - (MN)	Benson, MN	69 MWh	Apr 2002	Dec 2023	Distillate Fuel Oil
Janesville	City of Janesville - (MN)	Janesville, MN	69 MWh	Apr 1955	Dec 2023	Distillate Fuel Oil : 93.5% Natural Gas : 6.5%
Waterloo Lundquist	MidAmerican Energy Co	Waterloo, IA	69 MWh	Mar 2000	Dec 2023	Distillate Fuel Oil
Alliant SBG 9802 Toyota	Industrial Energy Applications Inc	Cedar Rapids, IA	67 MWh	Nov 1998	Dec 2023	Natural Gas
Reynolds	City of Springfield - (IL)	Springfield, IL	66 MWh	Oct 1970	Dec 2023	Distillate Fuel Oil
Sleepy Eye	Sleepy Eye Public Utility Comm	Sleepy Eye, MN	66 MWh	Jun 1995	Dec 2023	Distillate Fuel Oil
Nine Springs	Madison Gas & Electric Co	Madison, WI	65 MWh	Nov 1964	Dec 2023	Natural Gas
Pearl Station	Prairie Power, Inc	Pearl, IL	64 MWh	May 1973	Dec 2023	Distillate Fuel Oil
Factory	City of Springfield - (IL)	Springfield, IL	64 MWh	Jul 1973	Dec 2023	Distillate Fuel Oil
Dike City Power Plant	City of Dike	Dike, IA	60 MWh	May 2005	Dec 2023	Distillate Fuel Oil
Wolverine Solar	Wolverine Solar, LLC	Maynard, MN	59 MWh	Oct 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
Marshall (MN)	City of Marshall - (MN)	Marshall, MN	58 MWh	Jun 1969	Dec 2023	Distillate Fuel Oil
Knoxville Industrial	MidAmerican Energy Co	Knoxville, IA	57 MWh	Mar 2000	Dec 2023	Distillate Fuel Oil
West Group Data Center F	Thomson Corp	Eagan, MN	57 MWh	May 2004	Sep 2024	Distillate Fuel Oil
Windom	City of Windom	Windom, MN	56 MWh	May 1980	Dec 2023	Distillate Fuel Oil
Municipal Power Plant	City of Zeeland - (MI)	Zeeland, MI	56 MWh	May 2002	Dec 2023	Natural Gas
Preston (IA)	City of Preston	Preston, IA	54 MWh	Nov 1968	Dec 2023	Distillate Fuel Oil : 59.1% Natural Gas : 40.9%
State Center	City of State Center - (IA)	State Center, IA	53 MWh	Jul 1972	Dec 2023	Distillate Fuel Oil : 69.0% Natural Gas : 31.0%
Farmers Electric Cooperative - Kalona	Farmers Electric Coop - (IA)	Kalona, IA	53 MWh	Feb 2001	Dec 2023	Distillate Fuel Oil
Bellevue	City of Bellevue - (IA)	Bellevue, IA	52 MWh	Jun 1947	Dec 2023	Distillate Fuel Oil
Southwestern Bell Telephone	AT&T	St. Louis, MO	52 MWh	Jan 1992	Sep 2024	Distillate Fuel Oil
Thomson Reuters Data Center Bldg H	Thomson Corp	Eagan, MN	52 MWh	Dec 2006	Sep 2024	Distillate Fuel Oil
Detroit Lakes	City of Detroit Lakes - (MN)	Detroit Lakes, MN	50 MWh	Jun 1968	Dec 2023	Distillate Fuel Oil
New Lisbon	City of New Lisbon	New Lisbon, WI	50 MWh	Dec 1965	Dec 2023	Distillate Fuel Oil
Melrose	Melrose Public Utilities	Melrose, MN	49 MWh	Jun 1945	Dec 2023	Distillate Fuel Oil

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