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 |
|---|---|---|---|---|---|---|
| River Fork Solar, LLC | River Fork Solar, LLC | Albion, MI | 274 GWh | Sep 2024 | Sep 2025 | Solar |
| Creston Solar (50 MW) | Interstate Power and Light Co | Creston, IA | 96 GWh | Sep 2024 | Sep 2025 | Solar |
| Sherco Solar I | Northern States Power Co - Minnesota | Clear Lake, MN | 393 GWh | Sep 2024 | Sep 2025 | Solar |
| Driver Solar | Entergy Arkansas LLC | Osceola, AR | 387 GWh | Oct 2024 | Sep 2025 | Solar |
| Prairie Ronde Solar Farm | Lightsource Renewable Energy Asset Management, LLC | Opelousas, LA | 237 GWh | Oct 2024 | Sep 2025 | Solar |
| Maple Flats | Invenergy Services LLC | Louisville, IL | 431 GWh | Oct 2024 | Sep 2025 | Solar |
| Ragsdale Solar LLC | Ragsdale Solar, LLC | Canton, MS | 214 GWh | Oct 2024 | Sep 2025 | Solar |
| Double Back Diamond | Double Back Diamond Solar Power, LLC | Virden, IL | 995 GWh | Oct 2024 | Sep 2025 | Solar |
| Sunlight Road Solar | Sunlight Road Solar, LLC | Franklinton, LA | 106 GWh | Oct 2024 | Sep 2025 | Solar |
| Bayou Galion Solar Project | Bayou Galion Solar Project, LLC | Mer Rouge, LA | 211 GWh | Oct 2024 | Sep 2025 | Solar |
| Morey Road | Greenbacker Renewable Energy Corporation | Lake City, MI | 71 MWh | Oct 2024 | Dec 2024 | Solar |
| Wever Solar (150MW) | Interstate Power and Light Co | Wever, IA | 244 GWh | Oct 2024 | Sep 2025 | Solar |
| Antigo-Forrest Street Solar Project | Wisconsin Public Service Corp | Antigo, WI | 279 MWh | Oct 2024 | Dec 2024 | Solar |
| Wolf Run Solar | Wolf Run Solar LLC | Chapin, IL | 309 GWh | Oct 2024 | Sep 2025 | Solar |
| Kankakee Solar 3 | Pivot Energy | Manteno, IL | 107 MWh | Oct 2024 | Dec 2024 | Solar |
| Clinton Solar 2b | Pivot Energy | Centralia, IL | 81 MWh | Oct 2024 | Dec 2024 | Solar |
| Novel Froehle Solar LLC | Novel Froehle Solar HQ LLC | Cold Spring, MN | 15 MWh | Nov 2024 | Dec 2024 | Solar |
| Novel Milbradt Solar LLC | Novel Milbradt Solar HQ LLC | Belview, MN | 16 MWh | Nov 2024 | Dec 2024 | Solar |
| West Memphis Solar Station | Entergy Arkansas LLC | Crawfordsville, AR | 315 GWh | Nov 2024 | Sep 2025 | Solar |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | 258 GWh | Nov 2024 | Sep 2025 | Solar |
| Blue Bird Solar, LLC | Blue Bird Solar, LLC | Warrenton, MO | 224 GWh | Nov 2024 | Sep 2025 | Solar |
| Indiana Crossroads Wind Farm II | Indiana Crossroads Wind Farm II LLC | Wolcott, IN | 579 GWh | Nov 2024 | Sep 2025 | Wind |
| Louise Solar | National Grid Renewables | Taopi, MN | 83 GWh | Nov 2024 | Sep 2025 | Solar |
| Fillmore County Solar Project | National Grid Renewables | Spring Valley, MN | 76 GWh | Nov 2024 | Sep 2025 | Solar |
| Pleasant Creek Unit 2 | Interstate Power and Light Co | Palo, IA | 237 GWh | Nov 2024 | Sep 2025 | Solar |
| Marshall Solar Plus LLC | Western Minnesota Mun Pwr Agny | Marshall, MN | 539 MWh | Nov 2024 | Dec 2024 | Solar |
| Twin Lakes Solar LLC | Twin Lakes Solar LLC | Monticello, IN | 308 GWh | Nov 2024 | Sep 2025 | Solar |
| Auburn Solar WI, LLC | Wisconsin Electric Power Co | Campbellsport, WI | 80 MWh | Nov 2024 | Dec 2024 | Solar |
| Hackbarth Solar WI, LLC | Wisconsin Electric Power Co | Fort Atkinson, WI | 30 MWh | Nov 2024 | Dec 2024 | Solar |
| LaFayette Solar WI, LLC | Wisconsin Electric Power Co | Elkhorn, WI | 15 MWh | Nov 2024 | Dec 2024 | Solar |
| Coffeen Solar BESS | Vistra Corp | Coffeen, IL | 74 GWh | Nov 2024 | Sep 2025 | Solar |
| Baldwin Solar BESS | Vistra Corp | Baldwin, IL | 121 GWh | Nov 2024 | Sep 2025 | Solar |
| Lake Hallie | Standard Solar | Chippewa Falls, WI | 1 MWh | Nov 2024 | Dec 2024 | Solar |
| Huck Finn Renewable Energy Center | Union Electric Co - (MO) | Vandalia, MO | 358 GWh | Nov 2024 | Sep 2025 | Solar |
| NLRED 2MW | Today's Power, Inc. | North Little Rock, AR | 80 MWh | Nov 2024 | Dec 2024 | Solar |
| Boomtown Renewable Energy Center | Union Electric Co - (MO) | Carmi, IL | 250 GWh | Nov 2024 | Sep 2025 | Solar |
| Cass County Renewable Energy Center | Union Electric Co - (MO) | Beardstown, IL | 281 GWh | Nov 2024 | Sep 2025 | Solar |
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 |