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% |
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 |
|---|---|---|---|---|---|---|
| SolarClub 03 | Nautilus Solar Solutions | Starbuck, MN | 2 GWh | Aug 2023 | Dec 2024 | Solar |
| SolarClub 35 LLC | Nautilus Solar Solutions | Mankato, MN | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 28 LLC | Nautilus Solar Solutions | Gaylord, MN | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 15 LLC | Nautilus Solar Solutions | Clear Lake, MN | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 20 LLC | Nautilus Solar Solutions | Wabasha, MN | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 23 LLC | Nautilus Solar Solutions | La Crescent, MN | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| 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% |
| National Energy of McBain | National Salvage & Service Corporation | McBain, MI | 122 GWh | Nov 1988 | Dec 2024 | Wood/Wood Waste Solids : 88.5% Tire-derived Fuels : 11.2% |
| Louise Solar | National Grid Renewables | Taopi, MN | 93 GWh | Nov 2024 | Feb 2026 | Solar |
| Fillmore County Solar Project | National Grid Renewables | Spring Valley, MN | 83 GWh | Nov 2024 | Feb 2026 | Solar |
| Unbridled Solar | National Grid Renewables | Robards, KY | 312 GWh | - | Feb 2026 | Solar |
| Primrose Solar, LLC | National Grid Renewables | Mankato, MN | 2 GWh | Mar 2021 | Dec 2024 | Solar |
| Deneb Community Solar | National Grid Renewables | Belgrade, MN | 2 GWh | Apr 2019 | Dec 2024 | Solar |
| Kaus Community Solar | National Grid Renewables | Claremont, MN | 2 GWh | Dec 2018 | Dec 2024 | Solar |
| Westport Community Solar, LLC | National Grid Renewables | Lake Lillian, MN | 2 GWh | Dec 2020 | Dec 2024 | Solar |
| Marigold Community Solar Garden, LLC | National Grid Renewables | Waterville, MN | 2 GWh | Dec 2020 | Dec 2024 | Solar |
| Aquila Community Solar | National Grid Renewables | Glenwood, MN | 2 GWh | Feb 2019 | Dec 2024 | Solar |
| Leo Community Solar | National Grid Renewables | Hadley, MN | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| Camellia Solar, LLC | National Grid Renewables | Glenwood, MN | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| St. Cloud Solar CSG | National Grid Renewables | St. Cloud, MN | 9 GWh | Mar 2018 | Dec 2024 | Solar |
| Rengstorf Solar CSG | National Grid Renewables | Coutland, MN | 9 GWh | Oct 2017 | Dec 2024 | Solar |
| Lindstrom Solar CSG | National Grid Renewables | Lindstrom, MN | 5 GWh | Mar 2018 | Dec 2024 | Solar |
| Koppelman Sun CSG | National Grid Renewables | Eagle Lake, MN | 8 GWh | Oct 2017 | Dec 2024 | Solar |
| Johnson Solar CSG | National Grid Renewables | Edgerton, MN | 9 GWh | Dec 2017 | Dec 2024 | Solar |
| DodgeSun CSG | National Grid Renewables | Kasson, MN | 9 GWh | Nov 2017 | Dec 2024 | Solar |
| Allium Community Solar Garden, LLC | National Grid Renewables | Paynesville, MN | 2 GWh | Dec 2020 | Dec 2024 | Solar |
| Crux Community Solar | National Grid Renewables | Kasson, MN | 2 GWh | Dec 2018 | Dec 2024 | Solar |
| Cassiopeia Community Solar | National Grid Renewables | Glenwood, MN | 2 GWh | Feb 2019 | Dec 2024 | Solar |
| Aquarius Community Solar | National Grid Renewables | Tracy, MN | 2 GWh | Apr 2019 | Dec 2024 | Solar |
| Capricornus Community Solar Garden | National Grid Renewables | Paynsville, MN | 2 GWh | Dec 2018 | Dec 2024 | Solar |
| Prairie Wolf Solar LLC | National Grid Renewables | Ashmore Township, IL | 378 GWh | Oct 2021 | Feb 2026 | Solar |
| Altair Community Solar Garden | National Grid Renewables | New Richmond, MN | 2 GWh | Jan 2019 | Dec 2024 | Solar |
| Hydra Community Solar Garden, LLC (CSG) | National Grid Renewables | Dundas, MN | 2 GWh | Apr 2020 | Dec 2024 | Solar |
| Aster Community Solar Garden, LLC | National Grid Renewables | Raymond, MN | 2 GWh | Sep 2020 | Dec 2024 | Solar |
| Libra Community Solar | National Grid Renewables | Glenwood, MN | 2 GWh | Oct 2018 | Dec 2024 | Solar |
| Sagitta Community Solar | National Grid Renewables | Clara City, MN | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| Acturus Community Solar | National Grid Renewables | Kasota, MN | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| Canopus Community Solar | National Grid Renewables | Belgrade, MN | 2 GWh | Feb 2019 | Dec 2024 | Solar |
| Auriga Community Solar | National Grid Renewables | Slayton, MN | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| Kerria Solar, LLC | National Grid Renewables | Renville, MN | 2 GWh | Sep 2020 | Dec 2024 | Solar |
| Lantana Solar, LLC | National Grid Renewables | Glenwood, MN | 2 GWh | Dec 2020 | Dec 2024 | Solar |
| Hyacinth Solar, LLC | National Grid Renewables | Northfield, MN | 2 GWh | Sep 2020 | Dec 2024 | Solar |
| WasecaSun | National Grid Renewables | Waseca, MN | 9 GWh | Jan 2018 | Dec 2024 | Solar |
| Marmas Solar CSG | National Grid Renewables | St. Cloud, MN | 6 GWh | Mar 2018 | Dec 2024 | Solar |
| Coral Bells Solar, LLC | National Grid Renewables | North Branch, MN | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| Kramer Solar CSG | National Grid Renewables | Hector, MN | 6 GWh | Nov 2017 | Dec 2024 | Solar |
| Temperance Solar, LLC | National Grid Renewables | Erie, MI | 40 GWh | Nov 2020 | Dec 2024 | Solar |
| Bingham Solar, LLC | National Grid Renewables | St. Johns, MI | 41 GWh | Nov 2020 | Dec 2024 | Solar |
| Iris Solar, LLC (MN) | National Grid Renewables | Nicollet, MN | 2 GWh | Sep 2020 | Dec 2024 | Solar |
| Bellflower Solar, LLC | National Grid Renewables | Brooten, MN | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| Honeysuckle Solar, LLC | National Grid Renewables | Lester Prairie, MN | 2 GWh | Dec 2020 | Dec 2024 | Solar |
| Geranium Solar, LLC | National Grid Renewables | Raymond, MN | 2 GWh | Sep 2020 | Dec 2024 | Solar |
| NCAH Central Utility Plant | National Centers for Animal Health | Ames, IA | 985 MWh | May 1996 | Feb 2026 | Natural Gas : 90.8% Distillate Fuel Oil : 9.2% |
| Holland Energy Facility | NAES Corporation - (WA) | Beecher City, IL | 2 TWh | Aug 2002 | Feb 2026 | Natural Gas |
| Fayetteville Public Schools (SWEPCO) | Nabholz Solar FPS, LLC | Booneville, AR | 9 GWh | Jul 2023 | Dec 2024 | Solar |
| Mulligan Solar, LLC | Mulligan Solar | Broadwell, IL | 155 GWh | Jun 2022 | Feb 2026 | Solar |
| Mud Garden Solar | Mud Garden LLC | Gaylord, MN | 2 GWh | Feb 2020 | Dec 2024 | Solar |
| MSC-Scott01 LLC | MSC-Scott01 LLC | Jordan, MN | 2 GWh | Jul 2019 | Dec 2024 | Solar |
| MSC-Scandia01 CSG | MSC-Scandia01 LLC | Scandia, MN | 2 GWh | Mar 2019 | Dec 2024 | Solar |
| MSC-Rice01 LLC CSG | MSC-Rice01 LLC | Morristown, MN | 2 GWh | Jun 2019 | Dec 2024 | Solar |
| MSC-GreyCloud01 Community Solar | MSC-GreyCloud01 LLC | St. Paul Park, MN | 2 GWh | Feb 2019 | Dec 2024 | Solar |
| MSC-Empire01, LLC | MSC-Empire01, LLC | Farmington, MN | 2 GWh | Jul 2019 | Dec 2024 | Solar |
| MSC-Chisago02 LLC | MSC-Chisago02 LLC | Taylors Falls, MN | 1 GWh | Jul 2019 | Dec 2024 | Solar |
| MSC-Chisago01 LLC CSG | MSC-Chisago01 LLC | Taylors Falls, MN | 2 GWh | Jun 2019 | Dec 2024 | Solar |
| Motiva Enterprises Port Arthur Refinery | Motiva Enterprises LLC | Port Arthur, TX | 2 TWh | May 1957 | Feb 2026 | Natural Gas : 90.9% Other Gas : 9.1% |
| Mosaic Phosphates Uncle Sam | Mosaic Phosphates Co. | Uncle Sam, LA | 89 GWh | Dec 1967 | Feb 2026 | Waste Heat |
| Morgan Solar 4, LLC CSG | Morgan Solar 4, LLC | Murrayville, IL | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Morgan Solar 2, LLC CSG | Morgan Solar 2, LLC | Murrayville, IL | 4 GWh | Oct 2020 | Dec 2024 | Solar |
| Morgan Solar 1b CSG | Morgan Solar 1b LLC | Meredosia, IL | 3 GWh | Jul 2021 | Dec 2024 | Solar |
| Morgan Solar 1 CSG | Morgan Solar 1 LLC | Meredosia, IL | 4 GWh | Jul 2021 | Dec 2024 | Solar |
| Morgan Community Solar | Morgan Community Solar | Morgan, MN | 5 GWh | Mar 2017 | Dec 2024 | Solar |
| Moraine CSG | Moraine Solar, LLC | Downs, IL | 5 GWh | Aug 2021 | Dec 2024 | Solar |
| Moraine Sands Wind Power | Moraine Sands Wind Power, LLC | Mason City, IL | 553 GWh | Nov 2023 | Feb 2026 | Wind |
| Moose Lake | Moose Lake Water & Light Comm | Moose Lake, MN | 63 MWh | Oct 1952 | Dec 2024 | Distillate Fuel Oil : 83.7% Natural Gas : 16.3% |
| Montevideo Solar LLC, CSG | Montevideo Solar LLC | Montevideo, MN | 10 GWh | Dec 2018 | Dec 2024 | Solar |
| Thunder Spirit Wind, LLC | Montana-Dakota Utilities Co | Hettinger, ND | 523 GWh | Nov 2015 | Dec 2024 | Wind |
| Cedar Hills Wind Farm | Montana-Dakota Utilities Co | Rhame, ND | 56 GWh | May 2010 | Dec 2024 | Wind |
| Lewis & Clark | Montana-Dakota Utilities Co | Richland, MT | 12 GWh | Sep 1958 | Feb 2026 | Natural Gas |
| Glen Ullin Station 6 | Montana-Dakota Utilities Co | Glen Ullin, ND | 38 GWh | Jun 2009 | Dec 2024 | Waste Heat |
| Diamond Willow Wind Facility | Montana-Dakota Utilities Co | Baker, MT | 86 GWh | Nov 2007 | Dec 2024 | Wind |
| R M Heskett | Montana-Dakota Utilities Co | Mandan, ND | 55 GWh | Oct 1954 | Feb 2026 | Natural Gas |
| Miles City GT | Montana-Dakota Utilities Co | Miles City, MT | 331 MWh | Apr 1972 | Dec 2024 | Natural Gas : 97.0% Distillate Fuel Oil : 3.0% |
| Glendive GT | Montana-Dakota Utilities Co | Glendive, MT | 3 GWh | May 1979 | Dec 2024 | Natural Gas : 89.5% Distillate Fuel Oil : 10.5% |
| Equuleus Community Solar Gardens | MN8 Energy LLC | Rosemount, MN | 9 GWh | Jul 2017 | Dec 2024 | Solar |
| Prairie Solar LLC | MN8 Energy LLC | Sidney, IL | 25 GWh | - | Feb 2026 | Solar |
| Sherburne North Project CSG | MN Solar Community, LLC | St. Cloud, MN | 9 GWh | Jun 2018 | Dec 2024 | Solar |
| MN CSG 2019-38 DE LLC | MN CSG 2019-38 DE LLC | Cleveland, MN | 2 GWh | Oct 2022 | Dec 2024 | Solar |
| MN CSG 2019-16 LLC | MN CSG 2019-16 LLC | Mankato, MN | 2 GWh | May 2022 | Dec 2024 | Solar |
| Woodbury Solar | MN CSG 2, LLC | Woodbury, MN | 4 GWh | Jun 2020 | Dec 2024 | Solar |
| Bennington Wind | Minonk Stewardship Wind LLC | Minonk, IL | 300 GWh | Sep 2021 | Feb 2026 | Wind |
| Milton R Young | Minnkota Power Coop, Inc | Center, ND | 4 TWh | Sep 1970 | Feb 2026 | Lignite Coal : 99.8% |
| B.R. Sauk Rapids CSG | Minnesota Solar CSG 9, LLC | Sauk Rapids, MN | 8 GWh | Oct 2017 | Dec 2024 | Solar |
| Carver Gladden CSG | Minnesota Solar CSG 8, LLC | Norwood Young America, MN | 5 GWh | Mar 2018 | Dec 2024 | Solar |
| Montgomery Winsted CSG | Minnesota Solar CSG 4, LLC | Winsted, MN | 5 GWh | Oct 2017 | Dec 2024 | Solar |
| B.R. Sartell CSG | Minnesota Solar CSG 21, LLC | Sartell, MN | 4 GWh | Oct 2017 | Dec 2024 | Solar |
| B.R. Corcoran CSG | Minnesota Solar CSG 19, LLC | Corcoran, MN | 8 GWh | Oct 2017 | Dec 2024 | Solar |
| Wright Cuddyer CSG | Minnesota Solar CSG 1, LLC | St. Michael, MN | 5 GWh | Sep 2018 | Dec 2024 | Solar |
| Shakopee Energy Park | Minnesota Municipal Power Agny | Shakopee, MN | 24 GWh | Jan 2017 | Dec 2024 | Natural Gas |
| Oak Glen Wind Farm | Minnesota Municipal Power Agny | Blooming Prairie, MN | 121 GWh | Oct 2011 | Dec 2024 | Wind |
| Faribault Energy Park | Minnesota Municipal Power Agny | Faribault, MN | 1 TWh | Apr 2005 | Dec 2024 | Natural Gas |
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 |