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.
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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 |
|---|---|---|---|---|---|---|
| USS Quail Solar LLC | United States Solar Corporation | Monticello, MN | 2 GWh | Dec 2021 | Aug 2024 | Solar |
| Willmar | Willmar Municipal Utilities | Willmar, MN | 5 GWh | Aug 1956 | Jul 2024 | Wind |
| Georgia-Pacific Crossett LLC | Georgia-Pacific Crossett LLC | Crossett, AR | 4 GWh | Apr 1962 | Jun 2024 | Natural Gas |
| National Energy of Lincoln | National Salvage & Service Corporation | Lincoln, MI | 130 GWh | Dec 1988 | Jun 2024 | Wood/Wood Waste Solids : 81.0% Tire-derived Fuels : 18.9% |
| CII Carbon LLC | CII Carbon LLC | Chalmette, LA | 8 GWh | Dec 1950 | Jun 2024 | Waste Heat |
| Domtar Paper Company Rothschild | Domtar Paper Company Rothschild | Rothschild, WI | 3 GWh | Dec 1909 | May 2024 | Water |
| Anchor Wind, LLC | Acciona Energy USA Global, LLC | Mechanicsville, IA | 6 GWh | Sep 2012 | May 2024 | Wind |
| Stearns Solar I | Stearns Solar I LLC | Albany, MN | 2 GWh | Aug 2019 | May 2024 | Solar |
| Autumn Hills Generating Facility | North American Natural Res | Zeeland, MI | 9 GWh | Jun 2009 | May 2024 | Landfill Gas |
| Lineage MS | Madison Energy Holdings LLC | Richland, MS | 2 GWh | Nov 2021 | May 2024 | Solar |
| Jackson Solar WI, LLC | Wisconsin Electric Power Co | Cedarburg, WI | 4 GWh | Nov 2023 | May 2024 | Solar |
| Silver Lake Solar WI, LLC | Wisconsin Electric Power Co | Salem, WI | 2 GWh | Nov 2023 | May 2024 | Solar |
| Spring Prairie Solar WI, LLC | Wisconsin Electric Power Co | Burlington, WI | 4 GWh | Nov 2023 | May 2024 | Solar |
| Ottumwa City of | Ottumwa City of | Ottumwa, IA | 5 GWh | Jul 1931 | Apr 2024 | Water |
| Brown County Wind Turbine | Adams Electric Cooperative | Mount Sterling, IL | 1 GWh | Aug 2011 | Apr 2024 | Wind |
| Bonduel Solar WI, LLC | Wisconsin Electric Power Co | Bonduel, WI | 1 GWh | Nov 2023 | Feb 2024 | Solar |
| IGS Stockton DG CSG | IGS Stockton DG, LLC | Stockton, IL | 3 GWh | Oct 2020 | Dec 2023 | Solar |
| Main Street (MI) | Village of Sebewaing - (MI) | Sebewaing, MI | 1 MWh | May 1947 | Dec 2023 | Distillate Fuel Oil |
| Caro | Thumb Electric Coop of Mich | Caro, MI | 6 MWh | Jul 1949 | Dec 2023 | Distillate Fuel Oil |
| Elk River City of | City of Elk River | Elk River, MN | 32 MWh | Feb 1948 | Dec 2023 | Distillate Fuel Oil |
| Owatonna | City of Owatonna - (MN) | Owatonna, MN | 1 GWh | Mar 1982 | Dec 2023 | Natural Gas |
| Washington Island | Washington Island El Coop, Inc | Washington Island, WI | 9 MWh | Nov 1945 | Dec 2023 | Distillate Fuel Oil |
| Decorative Panels Intl | Decorative Panels International, Inc. | Alpena, MI | 43 GWh | Oct 1957 | Dec 2023 | Natural Gas : 79.6% Wood/Wood Waste Solids : 20.4% |
| USG Paper, LLC - Orange Mill | USG Paper LLC | Orange, TX | 239 GWh | Oct 1967 | Dec 2023 | Black Liquor : 59.3% Wood/Wood Waste Solids : 39.8% Tire-derived Fuels : 0.9% |
| Pine Bluff Mill | Suzano Packaging LLC | Pine Bluff, AR | 289 GWh | Apr 1958 | Dec 2023 | Black Liquor : 80.1% Natural Gas : 19.9% |
| Corewell Health Dearborn Campus | Corewell Health Dearborn Campus | Dearborn, MI | 30 MWh | Dec 1978 | Dec 2023 | Distillate Fuel Oil |
| Brainerd Public Utilities | Brainerd Public Utilities | Brainerd, MN | 11 GWh | Dec 1916 | Dec 2023 | Water |
| Peoples Generating Station | North American Natural Res | Ann Arbor, MI | 17 GWh | Aug 1995 | Dec 2023 | Landfill Gas |
| Twin Bridges LFGTE | Wabash Valley Power Assn, Inc | Danville, IN | 6 GWh | Sep 1994 | Dec 2023 | Landfill Gas |
| Prairie View I & II LFGTE | Wabash Valley Power Assn, Inc | Wyatt, IN | 31 GWh | Sep 1994 | Dec 2023 | Landfill Gas |
| Stevens Community Medical Center | Stevens Community Medical Center | Morris, MN | 8 MWh | Apr 2004 | Dec 2023 | Distillate Fuel Oil |
| Liberty I & II LFGTE | Wabash Valley Power Assn, Inc | Monticello, IN | 27 GWh | Jul 2005 | Dec 2023 | Landfill Gas |
| Hoosier Wind Project LLC | AES Indiana | Goodland, IN | 208 GWh | Oct 2009 | Dec 2023 | Wind |
| International Paper Red River Mill | Red River Mill Intl Paper Company | Campti, LA | 371 GWh | Nov 2008 | Dec 2023 | Black Liquor : 64.7% Wood/Wood Waste Solids : 22.1% Natural Gas : 13.2% |
| Cargill Salt Hersey | Cargill Salt Hersey | Hersey, MI | 318 MWh | Aug 1998 | Dec 2023 | Natural Gas |
| Zeeland Farm Services | Zeeland Farm Services | Zeeland, MI | 13 GWh | Feb 2006 | Dec 2023 | Other Biomass Gas |
| Kirkwood Wind Turbine | Kirkwood Community College | Cedar Rapids, IA | 223 MWh | Jan 2012 | Dec 2023 | Wind |
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 |