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 |
|---|---|---|---|---|---|---|
| Raccoon Creek Energy Center | Union Electric Co - (MO) | Flora, IL | 778 MWh | May 2002 | Dec 2023 | Natural Gas |
| Hot Spring Generating Facility | Entergy Arkansas LLC | Malvern, AR | 2 TWh | May 2002 | Aug 2024 | Natural Gas |
| Dean | DTE Electric Company | East China, MI | 589 GWh | May 2002 | Dec 2023 | Natural Gas |
| Montfort Wind Energy Center | Wisconsin Electric Power Co | Montfort, WI | 54 GWh | May 2002 | Aug 2024 | Wind |
| Municipal Power Plant | City of Zeeland - (MI) | Zeeland, MI | 56 MWh | May 2002 | Dec 2023 | Natural Gas |
| Benson City of | City of Benson - (MN) | Benson, MN | 69 MWh | Apr 2002 | Dec 2023 | Distillate Fuel Oil |
| Brooklyn City North Plant | City of Brooklyn - (IA) | Brooklyn, IA | 4 MWh | Apr 2002 | Dec 2023 | Distillate Fuel Oil |
| Peno Creek | Union Electric Co - (MO) | Bowling Green, MO | 141 GWh | Apr 2002 | Dec 2023 | Natural Gas : 99.7% |
| Combined Locks Energy Center | McKinley Paper | Combined Locks, WI | 376 GWh | Apr 2002 | Dec 2023 | Natural Gas |
| Casey City of | City of Casey - (IL) | Casey, IL | 174 MWh | Apr 2002 | Dec 2023 | Distillate Fuel Oil |
| Marshall (IL) | City of Marshall - (IL) | Marshall, IL | 202 MWh | Mar 2002 | Dec 2023 | Distillate Fuel Oil |
| Whiting Clean Energy | BP Alternative Energy | Whiting, IN | 3 TWh | Mar 2002 | Aug 2024 | Natural Gas |
| Valley Queen Cheese | Valley Queen Cheese Factory, Inc. | Milbank, SD | 26 MWh | Mar 2002 | Aug 2024 | Distillate Fuel Oil |
| Renaissance Power Plant | DTE Electric Company | Carson City, MI | 1 TWh | Feb 2002 | Aug 2024 | Natural Gas |
| Worthington | City of Worthington - (MN) | Worthington, MN | 10 GWh | Jan 2002 | Dec 2023 | Wind : 99.5% |
| Stevens Point Mill | Pixelle Specialty Solution, LLC | Stevens Point, WI | 14 GWh | Jan 2002 | Dec 2023 | Natural Gas |
| Viola | Village of Viola - (WI) | Viola, WI | 4 MWh | Dec 2001 | Dec 2023 | Distillate Fuel Oil |
| North Generation Plant | City of Greenfield - (IA) | Greenfield, IA | 45 MWh | Dec 2001 | Dec 2023 | Distillate Fuel Oil |
| South Strawberry | City of Strawberry Point | Strawberry Point, IA | 12 MWh | Dec 2001 | Dec 2023 | Distillate Fuel Oil |
| Altamont | City of Altamont - (IL) | Altamont, IL | 80 MWh | Dec 2001 | Dec 2023 | Distillate Fuel Oil |
| Noble Ridge LLC | RENEW Energy Inc | Wilmont, MN | 81 MWh | Nov 2001 | Nov 2023 | Wind |
| Kas Brothers Windfarm | Kas Brothers Windfarm LLC | Woodstock, MN | 3 GWh | Nov 2001 | Dec 2023 | Wind |
| Bay Windpower I | Crystal Flash Renewable Energy LLC dba Bay Windpower LLC | Mackinaw City, MI | 2 GWh | Nov 2001 | Sep 2023 | Wind |
| Flora Site A | City of Flora - (IL) | Flora, IL | 40 MWh | Nov 2001 | Dec 2023 | Distillate Fuel Oil |
| Flora Site B | City of Flora - (IL) | Flora, IL | 27 MWh | Nov 2001 | Dec 2023 | Distillate Fuel Oil |
| Waverly Community Wind Project | Waverly Municipal Elec Utility | Waverly, IA | 6 GWh | Nov 2001 | Dec 2023 | Wind |
| Old Gold Energy Center, LLC | Old Gold Energy Center, LLC | Joice, IA | 107 GWh | Sep 2001 | Dec 2023 | Wind |
| Kindred School | Kindred Public School | Kindred, ND | 46 MWh | Sep 2001 | Aug 2024 | Distillate Fuel Oil |
| Fairfax | City of Fairfax - (MN) | Fairfax, MN | 35 MWh | Jul 2001 | Dec 2023 | Distillate Fuel Oil |
| Pine Bluff Energy Center | Pine Bluff Energy LLC | Pine Bluff, AR | 1 TWh | Jul 2001 | Aug 2024 | Natural Gas |
| Berlin Landfill Gas | WM Renewable Energy LLC | Berlin, WI | 11 GWh | Jul 2001 | Dec 2023 | Landfill Gas |
| Harlan | Harlan Municipal Utilities - (IA) | Harlan, IA | 6 MWh | Jun 2001 | Dec 2023 | Distillate Fuel Oil |
| Henry County | Duke Energy Indiana, LLC | New Castle, IN | 244 GWh | Jun 2001 | Dec 2023 | Natural Gas |
| Earlville | City of Earlville - (IA) | Earlville, IA | 12 MWh | Jun 2001 | Dec 2023 | Distillate Fuel Oil |
| Industrial Park | City of Rock Falls - (IL) | Rock Falls, IL | 561 MWh | Jun 2001 | Dec 2023 | Distillate Fuel Oil |
| NAFTA Region Olefins Complex Cogen Fac | BASF Corp | Port Arthur, TX | 582 GWh | Jun 2001 | Dec 2023 | Natural Gas |
| San Jacinto County Peaking Facility | East Texas Electric Coop, Inc | Shepherd, TX | 115 GWh | Jun 2001 | Dec 2023 | Natural Gas |
| Hardin County Peaking Facility | Entergy Texas Inc. | Kountze, TX | 128 GWh | Jun 2001 | Dec 2023 | Natural Gas |
| Elk Mound | Dairyland Power Coop | Elk Mound, WI | 37 GWh | May 2001 | Nov 2023 | Natural Gas : 99.8% |
| Lakefield Junction | Great River Energy | Trimont, MN | 79 GWh | May 2001 | Dec 2023 | Natural Gas : 99.7% |
| Gaylord - Wolverine | Wolverine Power Supply Coop | Gaylord, MI | 10 GWh | May 2001 | Dec 2023 | Natural Gas |
| Zeeland Generating Station | Consumers Energy Co - (MI) | Zeeland, MI | 6 TWh | May 2001 | Aug 2024 | Natural Gas |
| Montpelier Electric Generating Station | Kimura Power LLC | Poneto, IN | 142 GWh | May 2001 | Aug 2024 | Natural Gas : 99.6% |
| RockGen Energy Center | Dairyland Power Coop | Cambridge, WI | 329 GWh | May 2001 | Aug 2024 | Natural Gas : 99.6% |
| Kentucky Mills | Domtar Paper Company LLC | Hawesville, KY | 328 GWh | May 2001 | Dec 2023 | Black Liquor : 69.5% Wood/Wood Waste Solids : 30.4% |
| Columbia Energy Center | City of Columbia - (MO) | Columbia, MO | 20 GWh | May 2001 | Dec 2023 | Natural Gas |
| Perryville Power Station | Entergy Louisiana LLC | Sterlington, LA | 4 TWh | May 2001 | Aug 2024 | Natural Gas |
| Diesel Generators | Madison Gas & Electric Co | Madison, WI | 551 MWh | May 2001 | Aug 2024 | Distillate Fuel Oil |
| Pleasant Valley (MN) | Great River Energy | Dexter, MN | 104 GWh | Apr 2001 | Dec 2023 | Natural Gas : 99.6% |
| Minnesota River | Minnesota Municipal Power Agny | Chaska, MN | 7 GWh | Apr 2001 | Nov 2023 | Natural Gas |
| Hinds Energy Facility | Entergy Mississippi LLC | Jackson, MS | 3 TWh | Apr 2001 | Aug 2024 | Natural Gas |
| Amana Society Service Company | Amana Society Service Co | Middle Amana, IA | 947 MWh | Apr 2001 | Dec 2023 | Distillate Fuel Oil |
| Kinmundy | Union Electric Co - (MO) | Patoka, IL | 3 GWh | Mar 2001 | Dec 2023 | Natural Gas : 97.3% Distillate Fuel Oil : 2.7% |
| State Auto Insurance | SLB Milbank LLC | Milbank, SD | 14 MWh | Mar 2001 | Dec 2022 | Distillate Fuel Oil |
| Attala | Entergy Mississippi LLC | Sallis, MS | 3 TWh | Feb 2001 | Aug 2024 | Natural Gas |
| Farmers Electric Cooperative - Kalona | Farmers Electric Coop - (IA) | Kalona, IA | 53 MWh | Feb 2001 | Dec 2023 | Distillate Fuel Oil |
| Gilliam South | City of Stuart - (IA) | Stuart, IA | 1 MWh | Jan 2001 | Dec 2023 | Distillate Fuel Oil |
| Audrain Generating Station | Union Electric Co - (MO) | Vandalia, MO | 197 GWh | Jan 2001 | Nov 2023 | Natural Gas |
| Tsar Nicholas LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2023 | Wind |
| Sun River LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2023 | Wind |
| Julia Hills LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2023 | Wind |
| Jessica Mills LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2023 | Wind |
| Jack River LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2023 | Wind |
| Autumn Hills LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2023 | Wind |
| Agassiz Beach LLC | CHI Operations Inc | Averill, MN | 3 GWh | Jan 2001 | Dec 2023 | Wind |
| Lennon Generating | North American Natural Res | Lennon, MI | 27 GWh | Jan 2001 | Dec 2023 | Landfill Gas |
| Winters Spawn LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2023 | Wind |
| Spartan Hills LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2023 | Wind |
| Soliloquoy Ridge LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2023 | Wind |
| Ruthton Ridge LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2023 | Wind |
| Hope Creek LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2023 | Wind |
| Florence Hills LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2023 | Wind |
| La Porte | La Porte City Utilities | La Porte City, IA | 98 MWh | Nov 2000 | Dec 2023 | Distillate Fuel Oil |
| Twin Lake Hills LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Nov 2000 | Dec 2023 | Wind |
| Hadley Ridge LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Nov 2000 | Dec 2023 | Wind |
| IMEA Flora | Illinois Municipal Elec Agency | Flora, IL | 73 MWh | Nov 2000 | Dec 2023 | Distillate Fuel Oil |
| Air Products Port Arthur | Air Products LLC | Port Arthur, TX | 1 TWh | Oct 2000 | Dec 2023 | Natural Gas : 93.5% Other Gas : 6.5% |
| Dayton (IA) | City of Dayton - (IA) | Dayton, IA | 15 MWh | Sep 2000 | Dec 2023 | Distillate Fuel Oil |
| Beaver Island | Great Lakes Energy Coop | Beaver Island, MI | 71 MWh | Aug 2000 | 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 |
| MMSD South Shore Wastewater | Milwaukee Metro Sewerage Dist | Oak Creek, WI | 30 GWh | Jul 2000 | Dec 2023 | Other Biomass Gas : 76.4% Natural Gas : 23.6% |
| Georgetown | AES Indiana | Indianapolis, IN | 239 GWh | May 2000 | Dec 2023 | Natural Gas |
| West Marinette 34 | Madison Gas & Electric Co | Peshtigo, WI | 83 GWh | May 2000 | Dec 2023 | Natural Gas |
| Freedom Power Project | Southwestern Electric Coop Inc - (IL) | St. Elmo, IL | 2 GWh | May 2000 | Aug 2023 | Natural Gas |
| Vermillion Energy Facility | Duke Energy Ohio Inc | Cayuga, IN | 569 GWh | May 2000 | Dec 2023 | Natural Gas |
| Worthington Generation LLC | Hoosier Energy R E C, Inc | Worthington, IN | 59 GWh | May 2000 | Dec 2023 | Natural Gas |
| Gibson City Energy Center LLC | Earthrise Energy, PBC | Gibson City, IL | 76 GWh | May 2000 | Nov 2023 | Natural Gas |
| Pinckneyville | Union Electric Co - (MO) | Pinckneyville, IL | 42 GWh | May 2000 | Dec 2023 | Natural Gas |
| Wheatland Generating Facility | Duke Energy Indiana, LLC | Wheatland, IN | 83 GWh | May 2000 | Dec 2023 | Natural Gas |
| Energy Shelby County | Earthrise Energy, PBC | Neoga, IL | 170 GWh | May 2000 | Dec 2023 | Natural Gas |
| Willmar Municipal East Substation | Willmar Municipal Utilities | Willmar, MN | 14 MWh | May 2000 | Dec 2023 | Distillate Fuel Oil |
| Willmar Municipal SW Substation | Willmar Municipal Utilities | Willmar, MN | 14 MWh | May 2000 | Dec 2023 | 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% |
| South Plant | Waverly Municipal Elec Utility | Waverly, IA | 79 MWh | Apr 2000 | Dec 2023 | Distillate Fuel Oil |
| Alliant Energy Neenah | Wisconsin Power & Light Co | Neenah, WI | 610 GWh | Apr 2000 | Dec 2023 | Natural Gas |
| Calcasieu | Entergy Louisiana LLC | Sulphur, LA | 104 GWh | Apr 2000 | Nov 2023 | Natural Gas |
| Knoxville Industrial | MidAmerican Energy Co | Knoxville, IA | 57 MWh | Mar 2000 | Dec 2023 | Distillate Fuel Oil |
| Shenandoah | MidAmerican Energy Co | Shenandoah, IA | 78 MWh | Mar 2000 | Dec 2023 | Distillate Fuel Oil |
| Waterloo Lundquist | MidAmerican Energy Co | Waterloo, IA | 69 MWh | Mar 2000 | Dec 2023 | Distillate Fuel Oil |
| Anderson Erickson | Anderson Erickson Dairy | Des Moines, IA | 27 MWh | Mar 2000 | Dec 2023 | Distillate Fuel Oil |
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 |