Midcontinent Independent System Operator, Inc.
Balancing Authority Summary Information
Midcontinent Independent System Operator, Inc. is ranked #2 out of 64 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 | Jul 2026 |
| Annual Generation | 669.4 TWh |
| Power Plants | 3,038 |
| Utilities | 1,345 |
| Ranked #2 out of 64 in terms of net annual generation | |
| Ranked #2 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 37% Coal | 26.5% Wind | 14.9% Nuclear | 13.9% Solar | 5.7% Water | 1.4% Other Fuel | 0.6% |
Map of Midcontinent Independent System Operator, Inc.
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Midcontinent Independent System Operator, Inc..
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 Cattail Solar | USS Cattail Solar LLC | Fulton, IL | 1 GWh | Jul 2025 | Dec 2025 | Solar |
| Appleseed Solar | Appleseed Solar, LLC | Logansport, IN | 306 GWh | Jul 2025 | May 2026 | Solar |
| Goldenrod (IL) | Generate Capital | Viola, IL | 6 GWh | Jul 2025 | Dec 2025 | Solar |
| Sebree Solar, LLC | Sebree Solar, LLC | Robards, KY | 329 GWh | Aug 2025 | May 2026 | Solar |
| Sherco Solar II | Northern States Power Co - Minnesota | Becker, MN | 247 GWh | Aug 2025 | May 2026 | Solar |
| Richland Township Solar II, LLC | Birch Creek Power, LLC | Washburn, IL | 5 GWh | Aug 2025 | Dec 2025 | Solar |
| Bureau Solar 1 | Pivot Energy | Princeton, IL | 2 GWh | Aug 2025 | Dec 2025 | Solar |
| NL IL - 1875 North Road CSG | Standard Solar | Pontiac, IL | 3 GWh | Aug 2025 | Dec 2025 | Solar |
| NE IL - Esmen West | Standard Solar | Pontiac, IL | 2 GWh | Aug 2025 | Dec 2025 | Solar |
| Douglas (IA) | OneEnergy, Inc. | Riceville, IA | 804 MWh | Aug 2025 | Dec 2025 | Solar |
| Elk Mound (PV) | OneEnergy, Inc. | Elk Mound, WI | 653 MWh | Aug 2025 | Dec 2025 | Solar |
| USS Golden Spike Solar LLC CSG | United States Solar Corporation | Sauk Rapids, MN | 379 MWh | Sep 2025 | Dec 2025 | Solar |
| Triple S Solar I LLC CSG | AES Clean Energy | Kansas, IL | 381 MWh | Sep 2025 | Dec 2025 | Solar |
| RATTS 1 | Ratts 1 Solar LLC | Petersburg, IN | 174 GWh | Sep 2025 | May 2026 | Solar |
| Heirloom Solar | Heirloom Solar (Ratts 1 Phase 2 Solar, LLC) | Petersburg, IN | 64 GWh | Sep 2025 | May 2026 | Solar |
| USS Origami Solar | USS Origami Solar LLC | Fulton, IL | 1 GWh | Sep 2025 | Dec 2025 | Solar |
| Macon County IL S1 | SolAmerica Energy, LLC | Decatur, IL | 316 MWh | Sep 2025 | Dec 2025 | Solar |
| Tazewell County IL S1 | SolAmerica Energy, LLC | Delavan, IL | 386 MWh | Sep 2025 | Dec 2025 | Solar |
| Eldorado Solar II | Sol Systems | Eldorado, IL | 140 GWh | Sep 2025 | May 2026 | Solar |
| Spring Brook Solar WI, LLC | Wisconsin Electric Power Co | Whitewater, WI | 630 MWh | Sep 2025 | Dec 2025 | Solar |
| Bancroft (MN) | OneEnergy, Inc. | Albert Lea, MN | 589 MWh | Sep 2025 | Dec 2025 | Solar |
| Bright Future | OneEnergy, Inc. | Hammond, WI | 361 MWh | Sep 2025 | Dec 2025 | Solar |
| Hannibal | OneEnergy, Inc. | Gillman, WI | 378 MWh | Sep 2025 | Dec 2025 | Solar |
| Next Generation | OneEnergy, Inc. | Woodville, WI | 331 MWh | Sep 2025 | Dec 2025 | Solar |
| White Tail Solar | White Tail Solar, LLC | Milan, MI | 99 GWh | Oct 2025 | May 2026 | Solar |
| Pleasantville Solar Park | Pleasantville Solar Park LLC | Ipava, IL | 179 GWh | Oct 2025 | May 2026 | Solar |
| LaSalle Solar 6 | Pivot Energy | Ottawa, IL | 582 MWh | Oct 2025 | Dec 2025 | Solar |
| SV CSG Gander Farms 1 A | SV CSG Gander Farms 1 A, LLC | Carterville, IL | 188 MWh | Oct 2025 | Dec 2025 | Solar |
| Tilden Solar | Sol Systems | Coulterville, IL | 153 GWh | Oct 2025 | May 2026 | Solar |
| New Madrid Solar, LLC | New Madrid Solar, LLC | Marston, MO | 230 GWh | Oct 2025 | May 2026 | Solar |
| Vandalia Renewable Energy Center | Union Electric Co - (MO) | Vandalia, MO | 46 GWh | Oct 2025 | May 2026 | Solar |
| South Belleville Solar, LLC | Dimension Energy LLC | Smithton Township, IL | 385 MWh | Oct 2025 | Dec 2025 | Solar |
| Rock LakeSolar WI, LLC | Wisconsin Electric Power Co | Waterloo, WI | 318 MWh | Oct 2025 | Dec 2025 | Solar |
| Antigo Solar Partners, LLC | Wisconsin Electric Power Co | Antigo, WI | 9 GWh | Oct 2025 | Dec 2025 | Solar |
| La Grange Solar Partners, LLC | Wisconsin Electric Power Co | Elkhorn, WI | 405 MWh | Oct 2025 | Dec 2025 | Solar |
| Bridge Creek | OneEnergy, Inc. | Augusta, WI | 258 MWh | Oct 2025 | Dec 2025 | Solar |
| Grand Meadow (PV) | OneEnergy, Inc. | Grand Meadow, MN | 425 MWh | Oct 2025 | Dec 2025 | Solar |
| Greenfield | OneEnergy, Inc. | Coon Valley, WI | 200 MWh | Oct 2025 | Dec 2025 | Solar |
| Fort Polk (fka Johnson) - Chaffee East | Onyx Asset Services Group | Fort Polk North, LA | 644 MWh | Oct 2025 | Dec 2025 | Solar |
| Fort Polk (fka Johnson) - Chaffee West | Onyx Asset Services Group | Fort Polk North, LA | 750 MWh | Oct 2025 | Dec 2025 | Solar |
| Towanda | Dimension Energy LLC | Shirley, IL | 7 MWh | Nov 2025 | Dec 2025 | Solar |
| SV CSG Bishop 1 LLC | SunVest Solar LLC | Herrin, IL | 106 MWh | Nov 2025 | Dec 2025 | Solar |
| Crossroads Solar (IN) | Crossroads Solar, LLC - (IN) | Van Buren Township, IN | 142 GWh | Nov 2025 | May 2026 | Solar |
| Clinton Schools | Interstate Power and Light Co | Clinton, IA | 9 MWh | Nov 2025 | Dec 2025 | Solar |
| Wildwood Solar Plant | Wildwood Solar, LLC | Tutwiler, MS | 104 GWh | Nov 2025 | May 2026 | Solar |
| Shenandoah Hills Wind Farm | MidAmerican Energy Co | Blanchard, IA | 336 GWh | Nov 2025 | May 2026 | Wind |
| Peoria Solar 3 | Pivot Energy | Dunlap, IL | 219 MWh | Nov 2025 | Dec 2025 | Solar |
| Carpenter Wind Farm LLC | Carpenter Wind Farm LLC | Remington, IN | 400 GWh | Nov 2025 | May 2026 | Wind |
| Novel Stumpf 1 Solar CSG | Novel Stumpf 1 Solar LLC | Red Wing, MN | 60 MWh | Nov 2025 | Dec 2025 | Solar |
| Rocky Mountain Elk Solar Community Solar | Rocky Mountain Elk Solar, LLC | Sheffield, IL | 108 MWh | Nov 2025 | Dec 2025 | Solar |
| Buckheart Creek Solar I Community Solar | Buckheart Creek Solar 1, LLC | Canton, IL | 37 MWh | Nov 2025 | Dec 2025 | Solar |
| Enterprise MN - Buscho CSG | Standard Solar | Owatonna, MN | 26 MWh | Nov 2025 | Dec 2025 | Solar |
| Enterprise MN - Ferche CSG | Standard Solar | Paynesville, MN | 35 MWh | Nov 2025 | Dec 2025 | Solar |
| Kelso Solar | Kelso Solar, LLC | Benton, MO | 153 GWh | Nov 2025 | May 2026 | Solar |
| Salt Creek Wind | Salt Creek Wind, LLC | Traer, IA | 360 GWh | Nov 2025 | May 2026 | Wind |
| Apple River Solar, LLC | Geronimo Power | Amery, WI | 82 GWh | Nov 2025 | May 2026 | Solar |
| Medanos Solar LLC | Dimension Energy LLC | Homer, IL | 96 MWh | Nov 2025 | Dec 2025 | Solar |
| Drummer Creek I Solar LLC | Dimension Energy LLC | Gibson City, IL | 170 MWh | Nov 2025 | Dec 2025 | Solar |
| Jasper County Solar Project | Biscayne Falls SPV, LLC | Heber, IN | 26 GWh | Nov 2025 | May 2026 | Solar |
| Little Cedar | OneEnergy, Inc. | Little Cedar, IA | 65 MWh | Nov 2025 | Dec 2025 | Solar |
| Luck | OneEnergy, Inc. | Luck, WI | 85 MWh | Nov 2025 | Dec 2025 | Solar |
| Viola | OneEnergy, Inc. | Webster, WI | 65 MWh | Nov 2025 | Dec 2025 | Solar |
| Adams Road Solar | Wisconsin Electric Power Co | Franksville, WI | 6 MWh | Nov 2025 | Dec 2025 | Solar |
| Emily Solar, LLC | RWE Clean Energy | Casey, IL | 235 GWh | Nov 2025 | May 2026 | Solar |
| Lafitte Solar, LLC | RWE Clean Energy | Monroe, LA | 87 GWh | Nov 2025 | May 2026 | Solar |
| Novel Brock Solar LLC CSG | Novel Brock Solar HQ LLC | Clarkfield, MN | 54 MWh | Nov 2025 | Dec 2025 | Solar |
| Genesee Solar Project | Genesee Solar Energy, LLC | Flint, MI | 29 GWh | Nov 2025 | May 2026 | Solar |
| Magnolia Power | Magnolia Power Holdings LLC | Plaquemine, LA | 2 TWh | Nov 2025 | May 2026 | Natural Gas |
| Forgeview Solar | Forgeview Solar, LLC | Blytheville, AR | 187 GWh | Nov 2025 | May 2026 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #61 | Alcoa Power Generating, Inc. - Yadkin Division | 442.5 GWh | 4 |
| #26 | Associated Electric Cooperative, Inc. | 23.4 TWh | 47 |
| #13 | Duke Energy Carolinas | 112.6 TWh | 577 |
| #50 | Duke Energy Progress West | 4.5 TWh | 15 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 33.9 TWh | 25 |
| #1 | PJM Interconnection, LLC | 882.8 TWh | 2,652 |
| #6 | Southern Company Services, Inc. - Trans | 253.5 TWh | 422 |
| #5 | Southwest Power Pool | 306.8 TWh | 856 |
| #53 | Southwestern Power Administration | 4.1 TWh | 34 |
| #9 | Tennessee Valley Authority | 163.4 TWh | 207 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #1 | PJM Interconnection, LLC | 882.8 TWh | 2,652 |
| #2 | Midcontinent Independent System Operator, Inc. | 669.4 TWh | 3,038 |
| #3 | Electric Reliability Council of Texas, Inc. | 494.1 TWh | 1,471 |
| #5 | Southwest Power Pool | 306.8 TWh | 856 |
| #6 | Southern Company Services, Inc. - Trans | 253.5 TWh | 422 |
| #7 | California Independent System Operator | 169.4 TWh | 2,135 |
| #9 | Tennessee Valley Authority | 163.4 TWh | 207 |
| #10 | Florida Power & Light Co. | 152.2 TWh | 187 |
| #12 | New York Independent System Operator | 134.3 TWh | 1,299 |
| #13 | Duke Energy Carolinas | 112.6 TWh | 577 |