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 |
|---|---|---|---|---|---|---|
| Altona Solar, LLC | Birch Creek Power, LLC | Centralia, MO | 65 GWh | Jul 2024 | Feb 2026 | Solar |
| MN East Regal LLC (CSG) | United States Solar Corporation | Paynesville, MN | 179 MWh | Jul 2024 | Dec 2024 | Solar |
| Preston Garden (CSG) | Preston Garden LLC | Franklin, MN | 785 MWh | Jul 2024 | Dec 2024 | Solar |
| Ledgeview | Greenbacker Renewable Energy Corporation | Fond du Lac, WI | 2 GWh | Jul 2024 | Dec 2024 | Solar |
| USS Rosewood Solar LLC (CSG) | United States Solar Corporation | Montevideo, MN | 544 MWh | Jul 2024 | Dec 2024 | Solar |
| USS Slayton Solar LLC (CSG) | United States Solar Corporation | Slayton, MN | 627 MWh | Jul 2024 | Dec 2024 | Solar |
| Veolia (Gum Springs) | Today's Power, Inc. | Arkadelphia, AR | 3 GWh | Jul 2024 | Dec 2024 | Solar |
| Breezewood | Cypress Creek Renewables | Bloomington, IL | 732 MWh | Aug 2024 | Dec 2024 | Solar |
| Crossett Solar | Cubico USA, LLC | Crossett, AR | 208 GWh | Aug 2024 | Feb 2026 | Solar |
| Hickory Solar | Hickory Solar LLC | Jerseyville, IL | 250 GWh | Aug 2024 | Feb 2026 | Solar |
| Prairie Mist Solar | Prairie Mist Solar Project, LLC | Montrose, AR | 233 GWh | Aug 2024 | Feb 2026 | Solar |
| Prescott Wind Farm | Prescott Wind Energy LLC | Prescott, IA | 142 GWh | Aug 2024 | Feb 2026 | Wind |
| Liberty County Solar Project | Liberty County Solar Project, LLC | Dayton, TX | 252 GWh | Aug 2024 | Feb 2026 | Solar |
| Surbrook Solar, LLC | Surbrook Solar, LLC | Rives Junction, MI | 3 GWh | Aug 2024 | Dec 2024 | Solar |
| Walnut Bend Solar Station PV | Walnut Bend Solar Station | Moro, AR | 209 GWh | Aug 2024 | Feb 2026 | Solar |
| Woodruff County Solar | Arkansas Electric Coop Corp | Augusta, AR | 195 GWh | Sep 2024 | Feb 2026 | Solar |
| Kimmel Road Solar, LLC | Birch Creek Power, LLC | Du Quoin, IL | 103 GWh | Sep 2024 | Feb 2026 | Solar |
| River Fork Solar, LLC | River Fork Solar, LLC | Albion, MI | 294 GWh | Sep 2024 | Feb 2026 | Solar |
| Creston Solar (50 MW) | Interstate Power and Light Co | Creston, IA | 98 GWh | Sep 2024 | Feb 2026 | Solar |
| Sherco Solar I | Northern States Power Co - Minnesota | Clear Lake, MN | 406 GWh | Sep 2024 | Feb 2026 | Solar |
| Wolf Run Solar | Wolf Run Solar LLC | Chapin, IL | 315 GWh | Oct 2024 | Feb 2026 | Solar |
| Antigo-Forrest Street Solar Project | Wisconsin Public Service Corp | Antigo, WI | 279 MWh | Oct 2024 | Dec 2024 | Solar |
| Clinton Solar 2b | Pivot Energy | Centralia, IL | 81 MWh | Oct 2024 | Dec 2024 | Solar |
| Kankakee Solar 3 | Pivot Energy | Manteno, IL | 107 MWh | Oct 2024 | Dec 2024 | Solar |
| Wever Solar (150MW) | Interstate Power and Light Co | Wever, IA | 265 GWh | Oct 2024 | Feb 2026 | Solar |
| Driver Solar | Entergy Arkansas LLC | Osceola, AR | 355 GWh | Oct 2024 | Feb 2026 | Solar |
| Prairie Ronde Solar Farm | Lightsource Renewable Energy Asset Management, LLC | Opelousas, LA | 269 GWh | Oct 2024 | Feb 2026 | Solar |
| Maple Flats | Invenergy Services LLC | Louisville, IL | 493 GWh | Oct 2024 | Feb 2026 | Solar |
| Ragsdale Solar LLC | Ragsdale Solar, LLC | Canton, MS | 238 GWh | Oct 2024 | Feb 2026 | Solar |
| Double Back Diamond | Double Back Diamond Solar Power, LLC | Virden, IL | 888 GWh | Oct 2024 | Feb 2026 | Solar |
| Sunlight Road Solar | Sunlight Road Solar, LLC | Franklinton, LA | 118 GWh | Oct 2024 | Feb 2026 | Solar |
| Bayou Galion Solar Project | Bayou Galion Solar Project, LLC | Mer Rouge, LA | 225 GWh | Oct 2024 | Feb 2026 | Solar |
| Morey Road | Greenbacker Renewable Energy Corporation | Lake City, MI | 71 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 | 341 GWh | Nov 2024 | Feb 2026 | Solar |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | 298 GWh | Nov 2024 | Feb 2026 | Solar |
| Blue Bird Solar, LLC | Blue Bird Solar, LLC | Warrenton, MO | 299 GWh | Nov 2024 | Feb 2026 | Solar |
| Indiana Crossroads Wind Farm II | Indiana Crossroads Wind Farm II LLC | Wolcott, IN | 590 GWh | Nov 2024 | Feb 2026 | Wind |
| 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 |
| Cass County Renewable Energy Center | Union Electric Co - (MO) | Beardstown, IL | 335 GWh | Nov 2024 | Feb 2026 | Solar |
| Coffeen Solar BESS | Vistra Corp | Coffeen, IL | 89 GWh | Nov 2024 | Feb 2026 | Solar |
| Baldwin Solar BESS | Vistra Corp | Baldwin, IL | 142 GWh | Nov 2024 | Feb 2026 | Solar |
| Pleasant Creek Unit 2 | Interstate Power and Light Co | Palo, IA | 273 GWh | Nov 2024 | Feb 2026 | Solar |
| Marshall Solar Plus LLC | Western Minnesota Mun Pwr Agny | Marshall, MN | 539 MWh | Nov 2024 | Dec 2024 | Solar |
| LaFayette Solar WI, LLC | Wisconsin Electric Power Co | Elkhorn, WI | 15 MWh | Nov 2024 | Dec 2024 | 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 | 289 GWh | Nov 2024 | Feb 2026 | Solar |
| Hackbarth Solar WI, LLC | Wisconsin Electric Power Co | Fort Atkinson, WI | 30 MWh | Nov 2024 | Dec 2024 | Solar |
| Lake Hallie | Standard Solar | Chippewa Falls, WI | 1 MWh | Nov 2024 | Dec 2024 | Solar |
| Auburn Solar WI, LLC | Wisconsin Electric Power Co | Campbellsport, WI | 80 MWh | Nov 2024 | Dec 2024 | Solar |
| Twin Lakes Solar LLC | Twin Lakes Solar LLC | Monticello, IN | 329 GWh | Nov 2024 | Feb 2026 | Solar |
| Huck Finn Renewable Energy Center | Union Electric Co - (MO) | Vandalia, MO | 415 GWh | Nov 2024 | Feb 2026 | Solar |
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 |