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 | Jan 2026 |
| Annual Generation | 656.9 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 | 35.4% Coal | 28.9% Wind | 15.1% Nuclear | 14% Solar | 4.6% 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 |
|---|---|---|---|---|---|---|
| Richland Township Solar, LLC | Birch Creek Power, LLC | Washburn, IL | 68 GWh | - | Oct 2025 | Solar |
| Earp Solar, LLC | Birch Creek Power, LLC | Monmouth, IL | 74 GWh | Mar 2024 | Oct 2025 | Solar |
| Salt Creek Township Solar, LLC | Birch Creek Power, LLC | Mason City, IL | 95 GWh | - | Oct 2025 | Solar |
| Birch | Birch Power LLC | Clearfield, IA | 7 GWh | Jan 2017 | Dec 2024 | Wind |
| Bishop Hill II Wind Farm | Bishop Hill Energy II, LLC | Cambridge, IL | 340 GWh | Sep 2012 | Dec 2024 | Wind |
| Bisson Windfarm LLC | Bisson Windfarm LLC | Pipestone, MN | 288 MWh | Sep 2003 | Dec 2024 | Wind |
| Black Oak Wind Farm | Black Oak Wind, LLC | Sauk Centre, MN | 298 GWh | Nov 2016 | Oct 2025 | Wind |
| Blue Bird Solar, LLC | Blue Bird Solar, LLC | Warrenton, MO | 247 GWh | Nov 2024 | Oct 2025 | Solar |
| Blue Earth | Blue Earth Light & Water | Blue Earth, MN | 96 MWh | Oct 1960 | Dec 2024 | Distillate Fuel Oil |
| Blue Elk II Solar, LLC | Blue Elk II Solar, LLC | Mason, MI | 26 GWh | Apr 2024 | Dec 2024 | Solar |
| Blue Elk III Solar, LLC | Blue Elk III Solar, LLC | Eaton Rapids, MI | 36 GWh | Nov 2023 | Dec 2024 | Solar |
| Blue Elk IV Solar, LLC | Blue Elk IV Solar, LLC | Adrian, MI | 38 GWh | Nov 2023 | Dec 2024 | Solar |
| Blue Elk VII Solar, LLC | Blue Elk VII Solar, LLC | Flint, MI | 22 GWh | Oct 2023 | Dec 2024 | Solar |
| Blue Goose Solar CSG | Blue Goose Solar | Morrison, IL | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Blue Water Renewables Inc | Blue Water Renewables Inc | Kimball Township, MI | 18 GWh | Nov 2011 | Dec 2024 | Landfill Gas |
| Muscatine Plant #1 | Board of Water Electric & Communications | Muscatine, IA | 727 GWh | Mar 1958 | Oct 2025 | Subbituminous Coal : 99.7% |
| Boeve Windfarm LLC | Boeve Windfarm LLC | Woodstock, MN | 5 GWh | Jul 2003 | Dec 2024 | Wind |
| Boise Cascade International Falls | Boise White Paper LLC | International Falls, MN | 337 GWh | Dec 1926 | Oct 2025 | Black Liquor : 63.8% Natural Gas : 22.3% Wood/Wood Waste Solids : 12.5% Sludge Waste : 1.3% |
| International Falls Power | Boise White Paper LLC | International Falls, MN | 49 GWh | Dec 1923 | Oct 2025 | Water |
| Indianapolis Motor Speedway Solar PV | Boralex US Operations LLC | Indianapolis, IN | 13 GWh | May 2014 | Dec 2024 | Solar |
| Bos Dairy, LLC | Bos Dairy, LLC | Fair Oaks, IN | 6 GWh | Dec 2004 | Dec 2024 | Natural Gas |
| Whiting Clean Energy | BP Alternative Energy | Whiting, IN | 3 TWh | Mar 2002 | Oct 2025 | Natural Gas |
| Whiting Refinery | BP PLC | Whiting, IN | 360 GWh | Dec 1947 | Dec 2024 | Other Gas : 81.0% Natural Gas : 19.0% |
| Brainerd Public Utilities | Brainerd Public Utilities | Brainerd, MN | 11 GWh | Dec 1916 | Dec 2023 | Water |
| Jack Fusco Energy Center | Brazos Valley Energy | Thompsons, TX | 3 TWh | Apr 2003 | Oct 2025 | Natural Gas |
| Brenda Luhman - CSG | Brenda Luhman Community Solar LLC | Zumbrota, MN | 2 GWh | Jul 2020 | Dec 2024 | Solar |
| S&P Windfarm LLC | Brewster | Brewster, MN | 4 GWh | Nov 2003 | Dec 2024 | Wind |
| DL Windy Acres LLC | Brewster | Brewster, MN | 4 GWh | Nov 2003 | Dec 2024 | Wind |
| B&K Energy Systems LLC | Brewster | Brewster, MN | 4 GWh | Nov 2003 | Dec 2024 | Wind |
| Buffalo Center Wind LLC | Buffalo Center Wind LLC | Little Cedar, IA | 5 GWh | Oct 2011 | Dec 2024 | Wind |
| Buffalo Garden | Buffalo Garden LLC | Waseca, MN | 2 GWh | Feb 2020 | Dec 2024 | Solar |
| Buffalo Ridge Wind | Buffalo Ridge Wind, LLC | Lake Benton, MN | 436 GWh | Nov 2022 | Oct 2025 | Wind |
| Bulldog | Bulldog Wind Energy, LLC | Orient, IA | 4 GWh | Sep 2010 | Dec 2024 | Wind |
| Bullhead Solar, LLC | Bullhead Solar, LLC | Fayette, MI | 4 GWh | Dec 2020 | Dec 2024 | Solar |
| Butler Ridge | Butler Ridge Wind Energy Center | Mayville, WI | 137 GWh | Jan 2009 | Oct 2025 | Wind |
| Cumberland Solar | Butter Solar, LLC | Cumberland, WI | 4 GWh | Aug 2019 | Dec 2024 | Solar |
| New Lisbon Solar | Butter Solar, LLC | New Lisbon, WI | 4 GWh | Aug 2019 | Dec 2024 | Solar |
| Fennimore Solar | Butter Solar, LLC | Fennimore, WI | 4 GWh | Aug 2019 | Dec 2024 | Solar |
| Arcadia Solar | Butter Solar, LLC | Arcadia, WI | 8 GWh | Aug 2019 | Dec 2024 | Solar |
| Forest City Solar | Butter Solar, LLC | Forest City, IA | 5 GWh | Aug 2019 | Dec 2024 | Solar |
| St. Charles Solar | Butter Solar, LLC | St Charles Township, MN | 3 GWh | Aug 2019 | Dec 2024 | Solar |
| Cashton Solar | Butter Solar, LLC | Cashton, WI | 3 GWh | Aug 2019 | Dec 2024 | Solar |
| Elroy Solar | Butter Solar, LLC | Mauston, WI | 2 GWh | Aug 2019 | Dec 2024 | Solar |
| Byrne Solar, LLC | Byrne Solar, LLC | Lowell, MI | 10 GWh | Sep 2023 | Dec 2024 | Solar |
| Cadillac Renewable Energy | Cadillac Renewable Energy LLC | Cadillac, MI | 136 GWh | Jul 1993 | Dec 2024 | Wood/Wood Waste Solids |
| Caelum Community Solar | Caelum Community Solar | Foley, MN | 3 GWh | Sep 2017 | Dec 2024 | Solar |
| Camp Ripley Solar | Camp Riley Solar Facility | Little Falls, MN | 15 GWh | Oct 2016 | Dec 2024 | Solar |
| Cannon Garden Solar | Cannon Garden LLC | Faribault, MN | 2 GWh | Dec 2019 | Dec 2024 | Solar |
| Platt Solar | Cannon River LLC | Hadley, MN | 2 GWh | Dec 2022 | Dec 2024 | Solar |
| Capella Community Solar | Capella Community Solar | Pipestone, MN | 9 GWh | Sep 2017 | Dec 2024 | Solar |
| Captain Solar, LLC | Captain Solar, LLC | Mt. Morris, MI | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Cardinal Point Wind | Cardinal Point LLC | Sciota, IL | 504 GWh | Feb 2020 | Oct 2025 | Wind |
| Logansport Solar | Cardinal Renewables | Logansport, IN | 23 GWh | Aug 2021 | Dec 2024 | Solar |
| Cargill Corn Milling Division | Cargill Inc North America Sweetners | Eddyville, IA | 110 GWh | Nov 1952 | Dec 2024 | Natural Gas |
| Cargill Salt Hersey | Cargill Salt Hersey | Hersey, MI | 318 MWh | Aug 1998 | Dec 2023 | Natural Gas |
| Carina Community Solar | Carina Community Solar | Zumbro Falls, MN | 6 GWh | Jan 2018 | Dec 2024 | Solar |
| Carleton College | Carleton College | Northfield, MN | 8 GWh | Aug 2004 | Dec 2024 | Wind : 99.8% |
| Carlson Community (CSG) | Carlson Community Solar | Lindstrom, MN | 1 GWh | Sep 2020 | Dec 2024 | Solar |
| Carstensen Wind | Carstensen Wind, LLC (Longroad) | Pipestone, MN | 2 GWh | Nov 2004 | Dec 2024 | Wind |
| Carville Energy LLC | Carville Energy LLC | St Gabriel, LA | 3 TWh | May 2003 | Oct 2025 | Natural Gas |
| Cascade | Cascade Municipal Utilities | Cascade, IA | 73 MWh | Mar 1951 | Dec 2024 | Distillate Fuel Oil : 62.7% Natural Gas : 37.3% |
| Skalbeck Solar | Cascade Solar LLC | Sacred Heart, MN | 2 GWh | Oct 2022 | Dec 2024 | Solar |
| Cashton Greens Wind Farm | Cashton Greens Wind Farm LLC | Cashton, WI | 11 GWh | Apr 2012 | Dec 2024 | Wind |
| Cataract (MI) | Cataract Hydro, LLC | Gwinn, MI | 5 GWh | Jan 1988 | Dec 2024 | Water |
| Caterpillar | Caterpillar Inc | Lafayette, IN | 23 GWh | Nov 1983 | Oct 2025 | Natural Gas |
| Cattail (CSG) | Cattail Solar, LLC | Fulton, IL | 3 GWh | May 2022 | Dec 2024 | Solar |
| Cavalry Solar Hybrid | Cavalry Energy Center LLC | Monon, IN | 371 GWh | Apr 2024 | Oct 2025 | Solar |
| Streeter Station | Cedar Falls Utilities | Cedar Falls, IA | 8 GWh | Aug 1963 | Dec 2024 | Natural Gas : 94.0% Bituminous Coal : 6.0% |
| Gas Turbine (IA) | Cedar Falls Utilities | Cedar Falls, IA | 690 MWh | Dec 1967 | Dec 2024 | Natural Gas |
| Centaurus Community Solar | Centaurus Community Solar | Maynard, MN | 3 GWh | Aug 2017 | Dec 2024 | Solar |
| Trigen St. Louis | Centerstream STL, LLC | St Louis, MO | 86 GWh | May 1999 | Jul 2025 | Natural Gas |
| Summit Lake | Central Iowa Power Cooperative | Creston, IA | 70 GWh | Feb 1951 | Dec 2024 | Natural Gas : 99.9% |
| Eastern Iowa Solar | Central Iowa Power Cooperative | Wilton, IA | 3 GWh | Oct 2016 | Dec 2024 | Solar |
| Central Michigan University | Central Michigan University | Mt. Pleasant, MI | 30 GWh | Nov 1987 | Oct 2025 | Natural Gas |
| Cereal City Solar, LLC | Cereal City Solar, LLC | Battle Creek, MI | 194 GWh | Nov 2023 | Oct 2025 | Solar |
| Cerro Gordo Wind Farm | Cerro Gordo Wind Farm | Union, IA | 163 GWh | Jul 2020 | Oct 2025 | Wind |
| CF Industries Yazoo City Complex | CF Industries Nitrogen LLC | Yazoo City, MS | 153 GWh | Jun 1984 | Oct 2025 | Natural Gas |
| CG Windfarm LLC | CG Windfarm LLC | Woodstock, MN | 144 MWh | Nov 2003 | Dec 2024 | Wind |
| Oak Point Cogen | Chevron Oronite Co LLC | Belle Chasse, LA | 99 GWh | Sep 1999 | Dec 2024 | Natural Gas |
| Hadley Ridge LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Nov 2000 | Dec 2024 | Wind |
| Florence Hills LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2024 | Wind |
| Hope Creek LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2024 | Wind |
| Ruthton Ridge LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2024 | Wind |
| Agassiz Beach LLC | CHI Operations Inc | Averill, MN | 4 GWh | Jan 2001 | Dec 2024 | Wind |
| Twin Lake Hills LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Nov 2000 | Dec 2024 | Wind |
| Winters Spawn LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2024 | Wind |
| Autumn Hills LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2024 | Wind |
| Jack River LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2024 | Wind |
| Jessica Mills LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2024 | Wind |
| Julia Hills LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2024 | Wind |
| Sun River LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2024 | Wind |
| Tsar Nicholas LLC | CHI Operations Inc | Hendricks, MN | 4 GWh | Jan 2001 | Dec 2024 | Wind |
| Soliloquoy Ridge LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2024 | Wind |
| Spartan Hills LLC | CHI Operations Inc | Lake Benton, MN | 5 GWh | Dec 2000 | Dec 2024 | Wind |
| Chicot Solar | Chicot Solar, LLC | Lake Village, AR | 216 GWh | Aug 2020 | Oct 2025 | Solar |
| Chisago Community Solar | Chisago Community Solar | Taylor Falls, MN | 7 GWh | Nov 2016 | Dec 2024 | Solar |
| Chisago Holdco LLC, CSG | Chisago Holdco LLC | Center City, MN | 5 GWh | Apr 2019 | Dec 2024 | Solar |
| Chub Garden Solar | Chub Garden LLC | Northfield, MN | 2 GWh | Feb 2020 | Dec 2024 | Solar |
| CII Carbon LLC | CII Carbon LLC | Chalmette, LA | 8 GWh | Dec 1950 | Jun 2024 | Waste Heat |
| CITGO Refinery Powerhouse | CITGO Petroleum Corp | Sulphur, LA | 226 GWh | Dec 1941 | Dec 2024 | Other Gas |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #60 | Alcoa Power Generating, Inc. - Yadkin Division | 643.5 GWh | 4 |
| #27 | Associated Electric Cooperative, Inc. | 23.9 TWh | 47 |
| #13 | Duke Energy Carolinas | 111.6 TWh | 565 |
| #52 | Duke Energy Progress West | 4.3 TWh | 10 |
| #24 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.2 TWh | 25 |
| #1 | PJM Interconnection, LLC | 872.9 TWh | 2,465 |
| #6 | Southern Company Services, Inc. - Trans | 249.9 TWh | 417 |
| #5 | Southwest Power Pool | 300.6 TWh | 835 |
| #51 | Southwestern Power Administration | 5.0 TWh | 34 |
| #9 | Tennessee Valley Authority | 161.0 TWh | 204 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #1 | PJM Interconnection, LLC | 872.9 TWh | 2,465 |
| #2 | Midcontinent Independent System Operator, Inc. | 656.9 TWh | 2,831 |
| #3 | Electric Reliability Council of Texas, Inc. | 484.7 TWh | 1,313 |
| #5 | Southwest Power Pool | 300.6 TWh | 835 |
| #6 | Southern Company Services, Inc. - Trans | 249.9 TWh | 417 |
| #7 | California Independent System Operator | 184.8 TWh | 2,075 |
| #9 | Tennessee Valley Authority | 161.0 TWh | 204 |
| #10 | Florida Power & Light Co. | 149.6 TWh | 187 |
| #12 | New York Independent System Operator | 132.6 TWh | 1,211 |
| #13 | Duke Energy Carolinas | 111.6 TWh | 565 |