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 | Oct 2026 |
| Annual Generation | 677.7 TWh |
| Power Plants | 3,095 |
| Utilities | 1,372 |
| 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 | 37.1% Coal | 26.2% Wind | 15% Nuclear | 13.8% Solar | 6.1% 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 |
|---|---|---|---|---|---|---|
| West Waconia Solar | Enel Green Power NA, Inc. | Norwood Young America, MN | 16 GWh | Nov 2016 | Dec 2025 | Solar |
| Wind GEM | Wind GEM, LLC | Stuart, IA | 5 GWh | Aug 2015 | Dec 2025 | Wind |
| Marquette Energy Center | City of Marquette - (MI) | Marquette, MI | 164 GWh | Jul 2017 | Dec 2025 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| Westside Energy Station | Rochester Public Utilities | Rochester, MN | 57 GWh | Feb 2018 | Dec 2025 | Natural Gas |
| St. Mary Clean Energy Center | Cleco Power LLC | Centerville, LA | 181 GWh | Jul 2019 | Dec 2025 | Waste Heat |
| Empire Solar | Cypress Creek Renewables | Farmington, MN | 6 GWh | Nov 2016 | Dec 2025 | Solar |
| Blue Lake Solar | Cypress Creek Renewables | Shakopee, MN | 3 GWh | Nov 2016 | Dec 2025 | Solar |
| Shakopee Energy Park | Minnesota Municipal Power Agny | Shakopee, MN | 57 GWh | Jan 2017 | Dec 2025 | Natural Gas |
| Dickinson Solar Array | Great River Energy | Buffalo, MN | 2 GWh | Jul 2016 | Dec 2025 | Solar |
| Pierre Solar | Western Minnesota Mun Pwr Agny | Pierre, SD | 2 GWh | Aug 2016 | Dec 2025 | Solar |
| WakeSun LLC | SunShare Management | Cold Spring, MN | 5 GWh | Dec 2016 | Dec 2025 | Solar |
| BentonSun LLC | SunShare Management | Norwood Young America, MN | 8 GWh | Nov 2016 | Dec 2025 | Solar |
| Chisago Community Solar | Chisago Community Solar | Taylor Falls, MN | 6 GWh | Nov 2016 | Dec 2025 | Solar |
| Ursa Community Solar | Ursa Community Solar | Farmington, MN | 8 GWh | Dec 2016 | Dec 2025 | Solar |
| Sunrise Community Solar | Sunrise Community Solar | North Branch, MN | 8 GWh | Nov 2016 | Dec 2025 | Solar |
| Rosemount Community Solar | Rosemount Community Solar | Rosemount, MN | 8 GWh | Nov 2016 | Dec 2025 | Solar |
| Paynesville Community Solar | Paynesville Community Solar | Paynesville, MN | 8 GWh | Nov 2016 | Dec 2025 | Solar |
| Orion Community Solar | Orion Community Solar | St. Joseph, MN | 4 GWh | Dec 2016 | Dec 2025 | Solar |
| Northfield Community Solar | Northfield Community Solar | Northfield, MN | 8 GWh | Nov 2016 | Dec 2025 | Solar |
| Green Cow Power | Green Cow Power LLC | Goshen, IN | 11 GWh | Mar 2015 | Dec 2025 | Other Biomass Gas |
| Eichtens Community Solar | Terraform Arcadia | Center, MN | 5 GWh | Nov 2016 | Dec 2025 | Solar |
| Red Wing Community Solar | Terraform Arcadia | Red Wing, MN | 7 GWh | Nov 2016 | Dec 2025 | Solar |
| Webster Holdco Solar CSG | Webster Holdco LLC | Webster, MN | 8 GWh | Jun 2017 | Dec 2025 | Solar |
| Farmington Holdco Solar | Farmington Holdco LLC | Farmington, MN | 8 GWh | Jan 2017 | Dec 2025 | Solar |
| Dodge Holdco Solar CSG | Dodge Holdco LLC | Kasson, MN | 7 GWh | Jun 2017 | Dec 2025 | Solar |
| Hwy 14 Holdco Solar CSG | Hwy 14 Holdco, LLC | Byron, MN | 7 GWh | Jun 2017 | Dec 2025 | Solar |
| Pine Island Solar CSG | Pine Island Holdco, LLC | Pine Island, MN | 6 GWh | Jan 2017 | Dec 2025 | Solar |
| Big Lake Holdco Solar CSG | Big Lake Holdco LLC | Big Lake, MN | 12 GWh | Aug 2017 | Dec 2025 | Solar |
| Forest Lake Solar CSG | Forest Lake Holdco LLC | Scandia, MN | 7 GWh | Jun 2017 | Dec 2025 | Solar |
| Wabasha Holdco Solar CSG | Wabasha Holdco LLC | Wabasha, MN | 3 GWh | Feb 2017 | Dec 2025 | Solar |
| Kokomo Solar 1, LLC | NJR Clean Energy Ventures Corporation | Kokomo, IN | 7 GWh | Nov 2016 | Dec 2025 | Solar |
| Sauk DPC Solar | SoCore Energy LLC | Wonewoc, WI | 2 GWh | Dec 2016 | Dec 2025 | Solar |
| Lafayette DPC Solar | SoCore Energy LLC | Chippewa Falls, WI | 2 GWh | May 2017 | Dec 2025 | Solar |
| Conrath DPC Solar | SoCore Energy LLC | Conrath, WI | 1 GWh | May 2017 | Dec 2025 | Solar |
| Green Energy Machine | Green Energy Machine, LLC | Anita, IA | 6 GWh | May 2016 | Dec 2025 | Wind |
| Shakopee Met Council WTP | Oak Leaf Solar V LLC | Shakopee, MN | 2 GWh | Feb 2016 | Dec 2025 | Solar |
| GRE Marshan Solar | SoCore Energy LLC | Hastings, MN | 1 GWh | Oct 2017 | Dec 2025 | Solar |
| Antlia Community Solar | Antlia Community Solar | Edgerton, MN | 3 GWh | Aug 2017 | Dec 2025 | Solar |
| Aries Community Solar | Aries Community Solar | Claremont, MN | 7 GWh | Sep 2017 | Dec 2025 | Solar |
| Centaurus Community Solar | Centaurus Community Solar | Maynard, MN | 3 GWh | Aug 2017 | Dec 2025 | Solar |
| Gemini Community Solar | Gemini Community Solar | Scandia, MN | 5 GWh | Aug 2017 | Dec 2025 | Solar |
| Mapleton Community Solar | Mapleton Community Solar | Mapleton, MN | 5 GWh | May 2017 | Dec 2025 | Solar |
| Morgan Community Solar | Morgan Community Solar | Morgan, MN | 5 GWh | Mar 2017 | Dec 2025 | Solar |
| Spica Community Solar | Spica Community Solar | Lake Lillian, MN | 3 GWh | Jul 2017 | Dec 2025 | Solar |
| Vega Community Solar | Vega Community Solar | Glenwood, MN | 8 GWh | Sep 2017 | Dec 2025 | Solar |
| Spartan PV 1, LLC | NJR Clean Energy Ventures Corporation | East Lansing, MI | 12 GWh | Nov 2017 | Dec 2025 | Solar |
| West Dubuque Solar | Interstate Power and Light Co | Dubuque, IA | 6 GWh | Aug 2017 | Dec 2025 | Solar |
| Strawberry Point DPC Solar | SoCore Energy LLC | Strawberry Point, IA | 2 GWh | Oct 2017 | Dec 2025 | Solar |
| Sand Lake DPC Solar | SoCore Energy LLC | Centuria, WI | 2 GWh | Oct 2017 | Dec 2025 | Solar |
| Nesvold Watertown Solar | SoCore Energy LLC | Watertown, MN | 9 GWh | Dec 2017 | Dec 2025 | Solar |
| Red Maple Solar | Terraform Arcadia | Cleveland, MN | 5 GWh | May 2018 | Dec 2025 | Solar |
| Lind Solar CSG | Terraform Arcadia | Young America, MN | 8 GWh | Jan 2017 | Dec 2025 | Solar |
| Michael Solar | SoCore Energy LLC | Freeport, MN | 7 GWh | Nov 2017 | Dec 2025 | Solar |
| Kramer Solar CSG | Geronimo Power | Hector, MN | 6 GWh | Nov 2017 | Dec 2025 | Solar |
| Novel OYA of Osakis CSG | NRG MN Community LLC | Osakis, MN | 9 GWh | Jun 2018 | Dec 2025 | Solar |
| Novel - OYA of Mapleton CSG | NRG MN Community LLC | Mapleton, MN | 6 GWh | Jun 2018 | Dec 2025 | Solar |
| Lemond Solar | Adapture Renewables, Inc. | Owatonna, MN | 9 GWh | May 2017 | Dec 2025 | Solar |
| Armstrong Solar | ETCAP NES CS MN 06 LLC | Glenwood, MN | 5 GWh | Feb 2018 | Dec 2025 | Solar |
| Marmas Solar CSG | Geronimo Power | St. Cloud, MN | 5 GWh | Mar 2018 | Dec 2025 | Solar |
| CF Novel Solar CSG Gardens Two, LLC | SunStrong Management, LLC | Minnesota Lake, MN | 3 GWh | Nov 2017 | Dec 2025 | Solar |
| CF Novel Solar CSG Gardens Eleven, LLC | SunStrong Management, LLC | Mankato, MN | 5 GWh | Nov 2017 | Dec 2025 | Solar |
| WasecaSun | Geronimo Power | Waseca, MN | 9 GWh | Jan 2018 | Dec 2025 | Solar |
| Taurus Community Solar | Taurus Community Solar | Montevideo, MN | 6 GWh | Feb 2018 | Dec 2025 | Solar |
| Pegasus Community Solar | Pegasus Community Solar | Brooten, MN | 3 GWh | Jul 2017 | Dec 2025 | Solar |
| Antares Community Solar | Antares Community Solar | Tracy, MN | 5 GWh | May 2018 | Dec 2025 | Solar |
| Corvus Community Solar | Corvus Community Solar | Mankato, MN | 8 GWh | Sep 2018 | Dec 2025 | Solar |
| Capella Community Solar | Capella Community Solar | Pipestone, MN | 9 GWh | Sep 2017 | Dec 2025 | Solar |
| Carina Community Solar | Carina Community Solar | Zumbro Falls, MN | 6 GWh | Jan 2018 | Dec 2025 | Solar |
| Caelum Community Solar | Caelum Community Solar | Foley, MN | 3 GWh | Sep 2017 | Dec 2025 | Solar |
| Andromeda Community Solar | Andromeda Community Solar | Lester Prairie, MN | 8 GWh | Sep 2017 | Dec 2025 | Solar |
| Lyra Community Solar | Lyra Community Solar | Waterville, MN | 5 GWh | Jan 2018 | Dec 2025 | Solar |
| Argo Navis Community Solar | Argo Navis Community Solar | Scandia, MN | 5 GWh | Feb 2018 | Dec 2025 | Solar |
| Lahr 1, LLC | SoCore Energy LLC | Wakefield Township, MN | 8 GWh | Dec 2017 | Dec 2025 | Solar |
| Crater Community Solar | Crater Community Solar | Granite Falls, MN | 5 GWh | Nov 2017 | Dec 2025 | Solar |
| Delphinus Community Solar | Delphinus Community Solar | Sauk Rapids, MN | 3 GWh | Feb 2018 | Dec 2025 | Solar |
| Oak Hill Solar Array | Southern Indiana Gas & Elec Co | Evansville, IN | 3 GWh | Oct 2018 | Dec 2025 | Solar |
| Volkman Road Solar Array Hybrid | Southern Indiana Gas & Elec Co | Evansville, IN | 3 GWh | Oct 2018 | Dec 2025 | Solar |
| Equuleus Community Solar Gardens | MN8 Energy LLC | Rosemount, MN | 8 GWh | Jul 2017 | Dec 2025 | Solar |
| DodgeSun CSG | Geronimo Power | Kasson, MN | 9 GWh | Nov 2017 | Dec 2025 | Solar |
| Johnson Solar CSG | Geronimo Power | Edgerton, MN | 9 GWh | Dec 2017 | Dec 2025 | Solar |
| Koppelman Sun CSG | Geronimo Power | Eagle Lake, MN | 9 GWh | Oct 2017 | Dec 2025 | Solar |
| Lindstrom Solar CSG | Geronimo Power | Lindstrom, MN | 5 GWh | Mar 2018 | Dec 2025 | Solar |
| Rengstorf Solar CSG | Geronimo Power | Coutland, MN | 9 GWh | Oct 2017 | Dec 2025 | Solar |
| St. Cloud Solar CSG | Geronimo Power | St. Cloud, MN | 8 GWh | Mar 2018 | Dec 2025 | Solar |
| A.J. Mihm Generating Station | Upper Michigan Energy Resources Company | Pelkie, MI | 185 GWh | Feb 2019 | Dec 2025 | Natural Gas |
| F.D. Kuester Generating Station | Upper Michigan Energy Resources Company | Negaunee, MI | 368 GWh | Feb 2019 | Dec 2025 | Natural Gas |
| Gopher CSG | SoCore Energy LLC | Taylor Falls, MN | 8 GWh | Dec 2017 | Dec 2025 | Solar |
| Richmond CSG | SoCore Energy LLC | Richmond, MN | 9 GWh | Nov 2017 | Dec 2025 | Solar |
| Taylors Falls CSG | SoCore Energy LLC | Taylor Falls, MN | 8 GWh | Dec 2017 | Dec 2025 | Solar |
| DG AMP Solar Coldwater | DG AMP Solar, LLC | Coldwater, MI | 2 GWh | Jan 2018 | Dec 2025 | Solar |
| Northfield Holdco CSG | Northfield Holdco LLC | Northfield, MN | 8 GWh | Nov 2017 | Dec 2025 | Solar |
| Waterford Holdco CSG | Waterford Holdco LLC | Waterford, MN | 4 GWh | Oct 2017 | Dec 2025 | Solar |
| B.R. Corcoran CSG | Minnesota Solar CSG 19, LLC | Corcoran, MN | 7 GWh | Oct 2017 | Dec 2025 | Solar |
| B.R. Sartell CSG | Minnesota Solar CSG 21, LLC | Sartell, MN | 3 GWh | Oct 2017 | Dec 2025 | Solar |
| B.R. Sauk Rapids CSG | Minnesota Solar CSG 9, LLC | Sauk Rapids, MN | 7 GWh | Oct 2017 | Dec 2025 | Solar |
| Montgomery Winsted CSG | Minnesota Solar CSG 4, LLC | Winsted, MN | 4 GWh | Oct 2017 | Dec 2025 | Solar |
| SunE Feely 1 CSG, LLC | Ecoplexus, Inc | Farmington, MN | 8 GWh | Aug 2018 | Dec 2025 | Solar |
| Cottage Grove CSG, LLC | Ecoplexus, Inc | Cottage Grove, MN | 7 GWh | Feb 2018 | Dec 2025 | Solar |
| Fox CSG, LLC | Ecoplexus, Inc | Taylors Falls, MN | 7 GWh | Feb 2018 | Dec 2025 | Solar |
| SunE Stolee CSG, LLC | Ecoplexus, Inc | Kenyon, MN | 5 GWh | Feb 2018 | Dec 2025 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #61 | Alcoa Power Generating, Inc. - Yadkin Division | 433.0 GWh | 4 |
| #26 | Associated Electric Cooperative, Inc. | 22.9 TWh | 47 |
| #13 | Duke Energy Carolinas | 113.4 TWh | 578 |
| #50 | Duke Energy Progress West | 4.6 TWh | 15 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.2 TWh | 25 |
| #1 | PJM Interconnection, LLC | 890.9 TWh | 2,806 |
| #6 | Southern Company Services, Inc. - Trans | 259.3 TWh | 423 |
| #5 | Southwest Power Pool | 314.5 TWh | 876 |
| #53 | Southwestern Power Administration | 3.5 TWh | 37 |
| #9 | Tennessee Valley Authority | 166.2 TWh | 209 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #1 | PJM Interconnection, LLC | 890.9 TWh | 2,806 |
| #2 | Midcontinent Independent System Operator, Inc. | 677.7 TWh | 3,095 |
| #3 | Electric Reliability Council of Texas, Inc. | 506.3 TWh | 1,487 |
| #5 | Southwest Power Pool | 314.5 TWh | 876 |
| #6 | Southern Company Services, Inc. - Trans | 259.3 TWh | 423 |
| #7 | California Independent System Operator | 168.7 TWh | 2,170 |
| #9 | Tennessee Valley Authority | 166.2 TWh | 209 |
| #10 | Florida Power & Light Co. | 153.0 TWh | 188 |
| #12 | New York Independent System Operator | 134.1 TWh | 1,334 |
| #13 | Duke Energy Carolinas | 113.4 TWh | 578 |