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 | Apr 2026 |
| Annual Generation | 664.4 TWh |
| Power Plants | 2,831 |
| Utilities | 1,296 |
| Ranked #2 out of 65 in terms of net annual generation | |
| Ranked #2 out of 54 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 36.9% Coal | 27.6% Wind | 14.8% Nuclear | 13.6% Solar | 5% Water | 1.4% Other Fuel | 0.5% |
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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 |
|---|---|---|---|---|---|---|
| Cardinal Point Wind | Cardinal Point LLC | Sciota, IL | 514 GWh | Feb 2020 | Feb 2026 | Wind |
| Captain Solar, LLC | Captain Solar, LLC | Mt. Morris, MI | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Capella Community Solar | Capella Community Solar | Pipestone, MN | 9 GWh | Sep 2017 | Dec 2024 | Solar |
| Platt Solar | Cannon River LLC | Hadley, MN | 2 GWh | Dec 2022 | Dec 2024 | Solar |
| Cannon Garden Solar | Cannon Garden LLC | Faribault, MN | 2 GWh | Dec 2019 | Dec 2024 | Solar |
| Camp Ripley Solar | Camp Riley Solar Facility | Little Falls, MN | 15 GWh | Oct 2016 | Dec 2024 | Solar |
| Caelum Community Solar | Caelum Community Solar | Foley, MN | 3 GWh | Sep 2017 | Dec 2024 | Solar |
| Cadillac Renewable Energy | Cadillac Renewable Energy LLC | Cadillac, MI | 136 GWh | Jul 1993 | Dec 2024 | Wood/Wood Waste Solids |
| Byrne Solar, LLC | Byrne Solar, LLC | Lowell, MI | 10 GWh | Sep 2023 | Dec 2024 | Solar |
| Cashton Solar | Butter Solar, LLC | Cashton, WI | 3 GWh | Aug 2019 | Dec 2024 | Solar |
| 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 |
| Forest City Solar | Butter Solar, LLC | Forest City, IA | 5 GWh | Aug 2019 | Dec 2024 | Solar |
| Fennimore Solar | Butter Solar, LLC | Fennimore, WI | 4 GWh | Aug 2019 | Dec 2024 | Solar |
| Elroy Solar | Butter Solar, LLC | Mauston, WI | 2 GWh | Aug 2019 | Dec 2024 | Solar |
| St. Charles Solar | Butter Solar, LLC | St Charles Township, MN | 3 GWh | Aug 2019 | Dec 2024 | Solar |
| Arcadia Solar | Butter Solar, LLC | Arcadia, WI | 8 GWh | Aug 2019 | Dec 2024 | Solar |
| Butler Ridge | Butler Ridge Wind Energy Center | Mayville, WI | 142 GWh | Jan 2009 | Feb 2026 | Wind |
| Bullhead Solar, LLC | Bullhead Solar, LLC | Fayette, MI | 4 GWh | Dec 2020 | Dec 2024 | Solar |
| Bulldog | Bulldog Wind Energy, LLC | Orient, IA | 4 GWh | Sep 2010 | Dec 2024 | Wind |
| Buffalo Ridge Wind | Buffalo Ridge Wind, LLC | Lake Benton, MN | 434 GWh | Nov 2022 | Feb 2026 | Wind |
| Buffalo Garden | Buffalo Garden LLC | Waseca, MN | 2 GWh | Feb 2020 | Dec 2024 | Solar |
| Buffalo Center Wind LLC | Buffalo Center Wind LLC | Little Cedar, IA | 5 GWh | Oct 2011 | Dec 2024 | Wind |
| B&K Energy Systems LLC | Brewster | Brewster, MN | 4 GWh | Nov 2003 | Dec 2024 | Wind |
| 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 |
| Brenda Luhman - CSG | Brenda Luhman Community Solar LLC | Zumbrota, MN | 2 GWh | Jul 2020 | Dec 2024 | Solar |
| Jack Fusco Energy Center | Brazos Valley Energy | Thompsons, TX | 4 TWh | Apr 2003 | Feb 2026 | Natural Gas |
| Brainerd Public Utilities | Brainerd Public Utilities | Brainerd, MN | 11 GWh | Dec 1916 | Dec 2023 | Water |
| Whiting Refinery | BP PLC | Whiting, IN | 360 GWh | Dec 1947 | Dec 2024 | Other Gas : 81.0% Natural Gas : 19.0% |
| Whiting Clean Energy | BP Alternative Energy | Whiting, IN | 3 TWh | Mar 2002 | Feb 2026 | Natural Gas |
| Bos Dairy, LLC | Bos Dairy, LLC | Fair Oaks, IN | 6 GWh | Dec 2004 | Dec 2024 | Natural Gas |
| Indianapolis Motor Speedway Solar PV | Boralex US Operations LLC | Indianapolis, IN | 13 GWh | May 2014 | Dec 2024 | Solar |
| International Falls Power | Boise White Paper LLC | International Falls, MN | 54 GWh | Dec 1923 | Feb 2026 | Water |
| Boise Cascade International Falls | Boise White Paper LLC | International Falls, MN | 333 GWh | Dec 1926 | Feb 2026 | Black Liquor : 63.6% Natural Gas : 22.2% Wood/Wood Waste Solids : 12.8% Sludge Waste : 1.3% |
| Boeve Windfarm LLC | Boeve Windfarm LLC | Woodstock, MN | 5 GWh | Jul 2003 | Dec 2024 | Wind |
| Muscatine Plant #1 | Board of Water Electric & Communications | Muscatine, IA | 775 GWh | Mar 1958 | Feb 2026 | Subbituminous Coal : 99.7% |
| Blue Water Renewables Inc | Blue Water Renewables Inc | Kimball Township, MI | 18 GWh | Nov 2011 | Dec 2024 | Landfill Gas |
| Blue Goose Solar CSG | Blue Goose Solar | Morrison, IL | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Blue Elk VII Solar, LLC | Blue Elk VII Solar, LLC | Flint, MI | 22 GWh | Oct 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 III Solar, LLC | Blue Elk III Solar, LLC | Eaton Rapids, MI | 36 GWh | Nov 2023 | Dec 2024 | Solar |
| Blue Elk II Solar, LLC | Blue Elk II Solar, LLC | Mason, MI | 26 GWh | Apr 2024 | Dec 2024 | Solar |
| Blue Earth | Blue Earth Light & Water | Blue Earth, MN | 96 MWh | Oct 1960 | Dec 2024 | Distillate Fuel Oil |
| Blue Bird Solar, LLC | Blue Bird Solar, LLC | Warrenton, MO | 299 GWh | Nov 2024 | Feb 2026 | Solar |
| Black Oak Wind Farm | Black Oak Wind, LLC | Sauk Centre, MN | 299 GWh | Nov 2016 | Feb 2026 | Wind |
| Bisson Windfarm LLC | Bisson Windfarm LLC | Pipestone, MN | 288 MWh | Sep 2003 | Dec 2024 | Wind |
| Bishop Hill II Wind Farm | Bishop Hill Energy II, LLC | Cambridge, IL | 340 GWh | Sep 2012 | Dec 2024 | Wind |
| Birch | Birch Power LLC | Clearfield, IA | 7 GWh | Jan 2017 | Dec 2024 | Wind |
| Altona Solar, LLC | Birch Creek Power, LLC | Centralia, MO | 65 GWh | Jul 2024 | Feb 2026 | Solar |
| Salt Creek Township Solar, LLC | Birch Creek Power, LLC | Mason City, IL | 106 GWh | - | Feb 2026 | Solar |
| Kimmel Road Solar, LLC | Birch Creek Power, LLC | Du Quoin, IL | 103 GWh | Sep 2024 | Feb 2026 | Solar |
| Envoy Solar, LLC | Birch Creek Power, LLC | Mexico, MO | 108 GWh | - | Feb 2026 | Solar |
| Richland Township Solar, LLC | Birch Creek Power, LLC | Washburn, IL | 77 GWh | - | Feb 2026 | Solar |
| Earp Solar, LLC | Birch Creek Power, LLC | Monmouth, IL | 76 GWh | Mar 2024 | Feb 2026 | Solar |
| Adelite Solar, LLC | Birch Creek Development | Hamilton, MO | 2 GWh | - | Feb 2026 | Solar |
| Archer Daniels Midland Peoria | BioUrja Renewables LLC | Peoria, IL | 79 GWh | Dec 1987 | Dec 2024 | Natural Gas |
| BioTown Ag | Bio Town Biogas, LLC | Reynolds, IN | 33 GWh | May 2011 | Dec 2024 | Other Biomass Gas |
| Billerud Quinnesec Mill | Billerud Quinnesec Mill | Norway, MI | 294 GWh | Sep 1985 | Dec 2024 | Black Liquor : 67.8% Wood/Wood Waste Solids : 30.2% Natural Gas : 1.9% |
| Escanaba Mill | Billerud Escanaba LLC | Escanaba, MI | 462 GWh | Dec 1968 | Feb 2026 | Black Liquor : 45.7% Natural Gas : 31.3% Wood/Wood Waste Solids : 22.3% Residual Fuel Oil : 0.7% |
| Settlers Trail Wind Farm LLC | Big Sky Wind, LLC | Sheldon, IL | 354 GWh | Sep 2011 | Dec 2024 | Wind |
| Pioneer Trail Wind Farm, LLC | Big Sky Wind, LLC | Paxton, IL | 459 GWh | Nov 2011 | Dec 2024 | Wind |
| R D Green | Big Rivers Electric Corp | Robards, KY | 701 GWh | Nov 1979 | Feb 2026 | Natural Gas |
| D B Wilson | Big Rivers Electric Corp | Centertown, KY | 2 TWh | Aug 1984 | Feb 2026 | Bituminous Coal : 99.3% Distillate Fuel Oil : 0.7% |
| Robert A Reid | Big Rivers Electric Corp | Robards, KY | 21 GWh | Dec 1965 | Aug 2024 | Natural Gas |
| Big River Solar | Big River Solar, LLC | Norris City, IL | 317 GWh | Jul 2022 | Feb 2026 | Solar |
| Big Lake Holdco Solar CSG | Big Lake Holdco LLC | Big Lake, MN | 8 GWh | Aug 2017 | Dec 2024 | Solar |
| Big Cypress Solar, LLC | Big Cypress Solar, LLC | Crawfordsville, AR | 429 GWh | Nov 2023 | Feb 2026 | Solar |
| Big Blue | Big Blue Wind Farm LLC (MN) | Blue Earth, MN | 70 GWh | Nov 2012 | Dec 2024 | Wind |
| Betcher Community Solar Garden | Betcher CSG LLC | Goodhue, MN | 2 GWh | Jul 2018 | Dec 2024 | Solar |
| 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% |
| Beebe 1A | Beebe Renewable Energy, LLC | Ithaca, MI | 187 GWh | Nov 2012 | Dec 2024 | Wind |
| Beebe 1B | Beebe 1B Renewable Energy, LLC | Ithaca, MI | 127 GWh | Nov 2014 | Dec 2024 | Wind |
| Bear Grove Solar | Bear Grove Solar, LLC | Byron, MN | 2 GWh | Jan 2023 | Dec 2024 | Solar |
| Danielson Wind Farms LLC | BEAM US, LLC | Cosmos, MN | 47 GWh | Feb 2011 | Dec 2024 | Wind |
| Adams Wind Generations LLC | BEAM US, LLC | Cosmos, MN | 46 GWh | Feb 2011 | Dec 2024 | Wind |
| Bayou Galion Solar Project | Bayou Galion Solar Project, LLC | Mer Rouge, LA | 225 GWh | Oct 2024 | Feb 2026 | Solar |
| Bayou Cove Peaking Power | Bayou Cove, LLC | Jennings, LA | 138 GWh | Jun 2002 | Feb 2026 | Natural Gas |
| CED Peoria Solar | Bay4 Energy Services, LLC | Mapleton, IL | 4 GWh | Apr 2021 | Dec 2024 | Solar |
| Geismar | BASF Corporation | Geismar, LA | 514 GWh | Jun 1985 | Dec 2024 | Natural Gas : 63.1% Other Gas : 36.9% |
| NAFTA Region Olefins Complex Cogen Fac | BASF Corp | Port Arthur, TX | 562 GWh | Jun 2001 | Dec 2024 | Natural Gas |
| Bancroft | Bancroft Municipal Utilities | Bancroft, IA | 96 MWh | Dec 1947 | Dec 2024 | Distillate Fuel Oil |
| Andresen Solar | Ballantyne LLC | Clara City, MN | 2 GWh | Dec 2022 | Dec 2024 | Solar |
| Baldwin Wind LLC | Baldwin Wind LLC | Wilton, ND | 381 GWh | Nov 2010 | Dec 2024 | Wind |
| Badger Wind, LLC | Badger Wind , LLC | Northwest McIntosh, ND | 134 GWh | - | Feb 2026 | Wind |
| Grinnell College | Azimuth 180 Solar Electric, LLC | Grinnell, IA | 2 GWh | Mar 2024 | Dec 2024 | Solar |
| Barton Windpower LLC | Avangrid Power LLC | Kensett, IA | 361 GWh | May 2009 | Dec 2024 | Wind |
| Flying Cloud Power Partners LLC | Avangrid Power LLC | Lake Park, IA | 81 GWh | Nov 2003 | Dec 2024 | Wind |
| Moraine Wind LLC | Avangrid Power LLC | Woodstock, MN | 61 GWh | Nov 2003 | Dec 2024 | Wind |
| Rugby Wind Power Project | Avangrid Power LLC | Barton, ND | 335 GWh | Nov 2009 | Dec 2024 | Wind |
| Northern Iowa Windpower II | Avangrid Power LLC | Kensett, IA | 130 GWh | Dec 2007 | Dec 2024 | Wind |
| MinnDakota Wind LLC | Avangrid Power LLC | Ivanhoe, MN | 283 GWh | Dec 2007 | Dec 2024 | Wind |
| Moraine II Wind LLC | Avangrid Power LLC | Woodstock, MN | 73 GWh | Jan 2009 | Dec 2024 | Wind |
| Elm Creek Wind LLC | Avangrid Power LLC | Trimont, MN | 176 GWh | Nov 2008 | Dec 2024 | Wind |
| Buffalo Ridge I LLC | Avangrid Power LLC | Elkton, SD | 96 GWh | Mar 2009 | Feb 2026 | Wind |
| Trimont Area Wind Farm | Avangrid Power LLC | Trimont, MN | 379 GWh | Oct 2005 | Dec 2024 | Wind |
| Winnebago Wind Power Project | Avangrid Power LLC | Forest City, IA | 59 GWh | Aug 2008 | Dec 2024 | Wind |
| Farmers City Wind LLC | Avangrid Power LLC | Tarkio, MO | 246 GWh | Mar 2009 | Dec 2024 | Wind |
| Elm Creek Wind II LLC | Avangrid Power LLC | Trimont, MN | 205 GWh | Nov 2010 | Dec 2024 | Wind |
| Buffalo Ridge II LLC | Avangrid Power LLC | Elkton, SD | 442 GWh | Nov 2010 | Feb 2026 | Wind |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #60 | Alcoa Power Generating, Inc. - Yadkin Division | 582.3 GWh | 4 |
| #27 | Associated Electric Cooperative, Inc. | 23.9 TWh | 47 |
| #13 | Duke Energy Carolinas | 112.5 TWh | 565 |
| #52 | Duke Energy Progress West | 4.4 TWh | 10 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.0 TWh | 25 |
| #1 | PJM Interconnection, LLC | 881.5 TWh | 2,465 |
| #6 | Southern Company Services, Inc. - Trans | 250.9 TWh | 417 |
| #5 | Southwest Power Pool | 302.9 TWh | 835 |
| #51 | Southwestern Power Administration | 4.6 TWh | 34 |
| #9 | Tennessee Valley Authority | 163.1 TWh | 204 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #1 | PJM Interconnection, LLC | 881.5 TWh | 2,465 |
| #2 | Midcontinent Independent System Operator, Inc. | 664.4 TWh | 2,831 |
| #3 | Electric Reliability Council of Texas, Inc. | 488.2 TWh | 1,313 |
| #5 | Southwest Power Pool | 302.9 TWh | 835 |
| #6 | Southern Company Services, Inc. - Trans | 250.9 TWh | 417 |
| #7 | California Independent System Operator | 176.8 TWh | 2,075 |
| #9 | Tennessee Valley Authority | 163.1 TWh | 204 |
| #10 | Florida Power & Light Co. | 150.9 TWh | 187 |
| #12 | New York Independent System Operator | 134.4 TWh | 1,211 |
| #13 | Duke Energy Carolinas | 112.5 TWh | 565 |