PJM Interconnection, LLC
Balancing Authority Summary Information
PJM Interconnection, LLC is ranked #1 out of 65 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | PJM Interconnection, LLC |
|---|---|
| States | Delaware District of Columbia Illinois Indiana Kentucky Maryland Michigan Minnesota New Jersey North Carolina Ohio Pennsylvania Tennessee Virginia West Virginia |
| Last Update | Jan 2026 |
| Annual Generation | 872.9 TWh |
| Power Plants | 2,465 |
| Utilities | 1,203 |
| Ranked #1 out of 65 in terms of net annual generation | |
| Ranked #1 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 41.9% Nuclear | 31% Coal | 16.4% Wind | 3.7% Solar | 2.8% Water | 1.8% Other Fuel | 1.5% |
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Daily Net Generation for PJM Interconnection, LLC for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Green Valley LFGTE | East Kentucky Power Coop, Inc | Ashland, KY | 19 GWh | Aug 2003 | Dec 2024 | Landfill Gas |
| Northwest Community Hospital | Northwest Community Hospital | Arlington Heights, IL | 492 MWh | May 1996 | Dec 2024 | Natural Gas |
| Sauder Power Plant | Sauder Woodworking Co | Archbold, OH | 7 GWh | Sep 1993 | Apr 2025 | Wood/Wood Waste Solids : 99.3% Natural Gas : 0.7% |
| Archbald Power Station | PEI Power Corp | Archbald, PA | 75 GWh | Aug 1988 | Oct 2025 | Natural Gas : 91.8% Landfill Gas : 8.2% |
| Pinnacles | Northbrook Virginia Hydro, LLC | Ararat, VA | 35 GWh | May 1938 | Dec 2024 | Water |
| Chalk Point Power | Chalk Point Power, LLC | Aquasco, MD | 1 TWh | Jul 1964 | Oct 2025 | Natural Gas : 97.9% Distillate Fuel Oil : 2.1% |
| NRG Chalk Point CT | NRG Chalk Point CT | Aquasco, MD | 5 GWh | May 1990 | Oct 2025 | Distillate Fuel Oil |
| Caden Energix Pamplin LLC | Caden Energix Pamplin LLC | Appomattox, VA | 31 GWh | Jun 2020 | Dec 2024 | Solar |
| Fort Indiantown Gap | Standard Solar | Annville, PA | 5 GWh | Dec 2018 | Dec 2024 | Solar |
| Annapolis Solar Park, LLC | Annapolis Solar Park, LLC | Annapolis, MD | 22 GWh | Jul 2018 | Dec 2024 | Solar |
| IMPA Anderson Solar Park | Indiana Municipal Power Agency | Anderson, IN | 8 GWh | Dec 2016 | Dec 2024 | Solar |
| Anderson 6 | Indiana Municipal Power Agency | Anderson, IN | 13 GWh | May 2022 | Dec 2024 | Solar |
| Anderson 4 | Indiana Municipal Power Agency | Anderson, IN | 15 GWh | Jul 2021 | Dec 2024 | Solar |
| Anderson 5 | Indiana Municipal Power Agency | Anderson, IN | 6 GWh | Jul 2021 | Dec 2024 | Solar |
| IMPA Anderson Solar Park 2 | Indiana Municipal Power Agency | Anderson, IN | 14 GWh | Nov 2017 | Dec 2024 | Solar |
| Anderson 3 | Indiana Municipal Power Agency | Anderson, IN | 17 GWh | Nov 2021 | Dec 2024 | Solar |
| Anderson | Indiana Municipal Power Agency | Anderson, IN | 1 TWh | May 1992 | Dec 2024 | Natural Gas : 97.7% Distillate Fuel Oil : 2.3% |
| Amherst Solar Facility (VA) | Appalachian Power Co | Amherst, VA | 9 GWh | Sep 2023 | Dec 2024 | Solar |
| HCE Amelia Solar II, LLC | Standard Solar | Amelia, VA | 6 GWh | Nov 2023 | Dec 2024 | Solar |
| Ponton Diesel Generating Facility | Old Dominion Electric Coop | Amelia, VA | 544 MWh | Nov 2002 | Dec 2024 | Distillate Fuel Oil |
| HCE Amelia Solar I, LLC | Standard Solar | Amelia Court House, VA | 8 GWh | Nov 2023 | Dec 2024 | Solar |
| Chestnut Flats Wind Farm | EDF Renewable Asset Holdings, Inc. | Altoona, PA | 91 GWh | Nov 2011 | Dec 2024 | Wind |
| Alton Post Office Solar | Urban Grid Solar | Alton, VA | 125 GWh | Nov 2024 | Oct 2025 | Solar |
| Powells Creek Solar - Hybrid | Powells Creek Farm Solar, LLC | Alton, VA | 151 GWh | Jul 2023 | Oct 2025 | Solar |
| Altavista Power Station | Virginia Electric & Power Co | Altavista, VA | 269 GWh | Jan 1992 | Dec 2024 | Wood/Wood Waste Solids : 99.8% |
| Square Barn Solar | Forefront Power, LLC | Algonquin, IL | 2 GWh | Jul 2020 | Dec 2024 | Solar |
| Hardin Solar Energy LLC | Dominion Renewable Energy | Alger, OH | 289 GWh | Jan 2021 | Oct 2025 | Solar |
| Hardin Solar III | Hardin Solar Energy III | Alger, OH | 431 GWh | - | Oct 2025 | Solar |
| Covanta Alexandria/Arlington Energy | Covanta Alexandria/Arlington | Alexandria, VA | 146 GWh | Sep 1987 | Oct 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| POET Biorefining- Alexandria, LLC | POET Biorefining - Alexandria, LLC. | Alexandria, IN | 19 GWh | Mar 2008 | Dec 2024 | Natural Gas |
| IGS AKC1 | Greenbacker Renewable Energy Corporation | Akron, OH | 5 GWh | Jun 2023 | Dec 2024 | Solar |
| Akron WRF | City of Akron | Akron, OH | 6 GWh | Apr 2014 | Oct 2025 | Other Biomass Gas |
| Colice Hall Solar | Colice Hall Solar LLC | Ahoskie, NC | 33 GWh | Jun 2023 | Dec 2024 | Solar |
| Ahoskie | Altus Power America Management, LLC | Ahoskie, NC | 7 GWh | Dec 2017 | Dec 2024 | Solar |
| Hertford Solar Power, LLC | Capital V LLC | Ahoskie, NC | 19 GWh | May 2022 | Dec 2024 | Solar |
| Simons Farm | Cypress Creek Renewables | Ahoskie, NC | 10 GWh | Dec 2015 | Dec 2024 | Solar |
| Allegheny Hydro No 8 | Allegheny Hydro LP | Adrian, PA | 71 GWh | Nov 1990 | Dec 2024 | Water |
| Listonburg Solar | Listonburg Solar, LLC | Addison Township, PA | 203 MWh | Nov 2024 | Dec 2024 | Solar |
| Ohio Northern University Solar Site | AEP Onsite Partners, LLC | Ada, OH | 4 GWh | Nov 2016 | Oct 2025 | Solar |
| Hog Creek Wind Project | Hog Creek Wind Project LLC | Ada, OH | 199 GWh | Nov 2017 | Oct 2025 | Wind |
| Perdue Diesel Generation Facility | Old Dominion Electric Coop | Accomack, VA | 286 MWh | Oct 2002 | Dec 2024 | Distillate Fuel Oil |
| MD - CS - Potomac Edison Co - GA25 TPE ( | Distributed Solar Development, LLC | Accident, MD | 4 GWh | May 2022 | Dec 2024 | Solar |
| APG New Chesapeake | Onyx Asset Services Group | Aberdeen, MD | 4 GWh | Sep 2018 | Dec 2024 | Solar |
| APG Old Bayside | Onyx Asset Services Group | Aberdeen, MD | 3 GWh | Sep 2018 | Dec 2024 | Solar |
| The Clorox Company | Tesla Inc. | Aberdeen, MD | 2 GWh | Jul 2016 | Dec 2024 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #60 | Alcoa Power Generating, Inc. - Yadkin Division | 643.5 GWh | 4 |
| #25 | Dominion Energy South Carolina, Inc. | 25.6 TWh | 87 |
| #13 | Duke Energy Carolinas | 111.6 TWh | 565 |
| #17 | Duke Energy Progress East | 64.0 TWh | 559 |
| #52 | Duke Energy Progress West | 4.3 TWh | 10 |
| #15 | ISO New England | 107.8 TWh | 1,577 |
| #24 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.2 TWh | 25 |
| #12 | New York Independent System Operator | 132.6 TWh | 1,211 |
| #30 | South Carolina Public Service Authority | 18.4 TWh | 34 |
| #59 | Southeastern Power Administration | 1.4 TWh | 11 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #1 | PJM Interconnection, LLC | 872.9 TWh | 2,465 |
| #2 | Midcontinent Independent System Operator, Inc. | 656.9 TWh | 2,831 |
| #3 | Electric Reliability Council of Texas, Inc. | 484.7 TWh | 1,313 |
| #5 | Southwest Power Pool | 300.6 TWh | 835 |
| #6 | Southern Company Services, Inc. - Trans | 249.9 TWh | 417 |
| #7 | California Independent System Operator | 184.8 TWh | 2,075 |
| #9 | Tennessee Valley Authority | 161.0 TWh | 204 |
| #10 | Florida Power & Light Co. | 149.6 TWh | 187 |
| #12 | New York Independent System Operator | 132.6 TWh | 1,211 |
| #13 | Duke Energy Carolinas | 111.6 TWh | 565 |