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 | Nov 2025 |
| Annual Generation | 870.7 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 | 31.2% Coal | 16.5% Wind | 3.7% Solar | 2.8% Water | 1.8% Other Fuel | 1.4% |
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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 |
|---|---|---|---|---|---|---|
| Lafayette 2 - Kankakee Yonke | MN8 Energy LLC | Kankakee, IL | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Owens Corning | MN8 Energy LLC | Gloucester Township, NJ | 4 GWh | Nov 2016 | Dec 2024 | Solar |
| Frankford Solar | MN8 Energy LLC | Branchville, NJ | 9 GWh | Mar 2012 | Dec 2024 | Solar |
| EDF Ph1 Toms River | MN8 Energy LLC | Tom's River, NJ | 38 GWh | May 2021 | Dec 2024 | Solar |
| Toms River CSG | MN8 Energy LLC | Toms River, NJ | 6 GWh | Aug 2023 | Dec 2024 | Solar |
| Raritan Solar | MN8 Energy LLC | Ringoes, NJ | 12 GWh | Mar 2016 | Sep 2025 | Solar |
| Howell Solar | MN8 Energy LLC | Howell, NJ | 8 GWh | Feb 2016 | Sep 2025 | Solar |
| East Orange Solar | MN8 Energy LLC | Millburn Township, NJ | 6 GWh | Feb 2015 | Dec 2024 | Solar |
| L'Oreal Franklin | MN8 Energy LLC | Somerset, NJ | 1 GWh | Feb 2012 | Dec 2024 | Solar |
| Ripley | MN8 Energy LLC | La Plata, MD | 44 GWh | Mar 2023 | Sep 2025 | Solar |
| ACCC Mays Landing | MN8 Energy LLC | Pleasantville, NJ | 2 GWh | Oct 2013 | Dec 2024 | Solar |
| Adams Ave MS and HS | MN8 Energy LLC | Egg Harbor Township, NJ | 1 GWh | Jun 2011 | Dec 2024 | Solar |
| Timber Creek HS | MN8 Energy LLC | Sicklerville, NJ | 1 GWh | Nov 2013 | Dec 2024 | Solar |
| WMATA - S. Ave. Carport (East) (CSG) | MN8 Energy LLC | Hillcrest Heights, MD | 2 GWh | Jun 2023 | Dec 2024 | Solar |
| WMATA - Naylor Rd. Metro | MN8 Energy LLC | Temple Hills, MD | 3 GWh | Oct 2023 | Dec 2024 | Solar |
| WMATA - Anacostia CSG | MN8 Energy LLC | Washington, DC | 2 GWh | Aug 2023 | Dec 2024 | Solar |
| Lower Cape May HS | MN8 Energy LLC | Cape May, NJ | 2 GWh | Nov 2012 | Dec 2024 | Solar |
| L'Oreal Monmouth | MN8 Energy LLC | Monmouth Junction, NJ | 3 GWh | Jan 2013 | Dec 2024 | Solar |
| Brickyard Solar | MN8 Energy LLC | Farmingdale, NJ | 2 GWh | May 2015 | Dec 2024 | Solar |
| Holland Solar | MN8 Energy LLC | Milford, NJ | 3 GWh | Nov 2015 | Dec 2024 | Solar |
| Bluegrass Solar | MN8 Energy LLC | Church Hill, MD | 154 GWh | Sep 2022 | Sep 2025 | Solar |
| Gloucester Community College Solar | MN8 Energy LLC | Sewell, NJ | 4 GWh | Feb 2014 | Dec 2024 | Solar |
| Pittsgrove Solar | MN8 Energy LLC | Elmer, NJ | 2 GWh | Apr 2014 | Dec 2024 | Solar |
| DSM Solar | MN8 Energy LLC | Columbia, NJ | 6 GWh | Nov 2014 | Dec 2024 | Solar |
| Church Hill | MN8 Energy LLC | Church Hill, MD | 7 GWh | Apr 2016 | Sep 2025 | Solar |
| Longview Solar | MN8 Energy LLC | Hebron, MD | 23 GWh | Jan 2016 | Sep 2025 | Solar |
| Bordentown Solar | MN8 Energy LLC | Burlington, NJ | 9 GWh | Nov 2015 | Sep 2025 | Solar |
| Spruce - WCMD - Rubble II | MN8 Energy LLC | Williamsport, MD | 3 GWh | Oct 2015 | Dec 2024 | Solar |
| Spruce - WCMD - Rubble I | MN8 Energy LLC | Williamsport, MD | 3 GWh | Aug 2015 | Dec 2024 | Solar |
| Spruce - WCMD - Creek | MN8 Energy LLC | Hagerstown, MD | 2 GWh | Apr 2015 | Dec 2024 | Solar |
| Spruce - WCMD - Resh I | MN8 Energy LLC | Hagerstown, MD | 3 GWh | Feb 2016 | Dec 2024 | Solar |
| LTMUA | MN8 Energy LLC | Villas, NJ | 1 GWh | Feb 2012 | Dec 2024 | Solar |
| Thermo Fisher | MN8 Energy LLC | Bridgewater, NJ | 2 GWh | Jan 2013 | Dec 2024 | Solar |
| Molson Coors Shenandoah Brewery | Molson Coors Shenandoah Brewery | Elkton, VA | 8 GWh | May 2012 | Sep 2025 | Other Biomass Gas |
| FirstEnergy Harrison Power Station | Monongahela Power Co | Haywood, WV | 10 TWh | Nov 1972 | Sep 2025 | Refined Coal : 99.8% |
| FirstEnergy Fort Martin Power Station | Monongahela Power Co | Maidsville, WV | 5 TWh | Sep 1967 | Sep 2025 | Bituminous Coal : 99.6% |
| Fort Martin Solar | Monongahela Power Co | Maidsville, WV | 28 GWh | Dec 2023 | Dec 2024 | Solar |
| Rivesville Solar | Monongahela Power Co | Rivesville, WV | 2 GWh | Aug 2024 | Dec 2024 | Solar |
| Monroe Solar | Monroe Solar LLC | Chatham, VA | 5 GWh | Nov 2022 | Dec 2024 | Solar |
| Fort Detrick Solar PV | Montevue Lane Solar, LLC | Frederick, MD | 21 GWh | Jan 2016 | Dec 2024 | Solar |
| Montgomery County Solar | Montgomery County Solar | Gaithersburg, MD | 3 GWh | May 2018 | Dec 2024 | Solar |
| Morris Cogeneration LLC | Morris Cogeneration LLC | Morris, IL | 599 GWh | Oct 1998 | Sep 2025 | Natural Gas |
| Morton Salt Rittman | Morton Salt Inc | Rittman, OH | 13 GWh | Sep 1978 | Dec 2024 | Natural Gas |
| Foster Wheeler Mt Carmel Cogen | Mount Carmel Cogen Inc | Marion Heights, PA | 74 GWh | Dec 1989 | Sep 2024 | Waste/Other Coal : 89.5% Natural Gas : 10.5% |
| Mount Joy Wire | Mount Joy Wire Corp | Mount Joy, PA | 642 MWh | Nov 2011 | Dec 2024 | Natural Gas |
| Mountain | Mountain Power, LLC | Mount Holly Springs, PA | 4 GWh | May 1972 | Dec 2024 | Distillate Fuel Oil |
| Moxie Freedom Generation Plant | Moxie Freedom LLC | Salem Township, PA | 7 TWh | Jul 2018 | Sep 2025 | Natural Gas |
| Munich Re Plaza | Munich Reinsurance America, Inc | Princeton, NJ | 2 GWh | Jun 2012 | Dec 2024 | Solar |
| Museum of Science and Industry | Museum of Science and Industry | Chicago, IL | 34 MWh | Mar 2003 | Dec 2024 | Natural Gas |
| Van Sant Station | NAES Corporation - (DE) | Dover, DE | 1 GWh | Apr 1991 | Dec 2024 | Natural Gas |
| Nalco | Nalco Co | Naperville, IL | 20 GWh | Oct 1985 | Dec 2024 | Natural Gas |
| Fayette Solar | National Grid Renewables | Greenfield, OH | 75 GWh | - | Sep 2025 | Solar |
| NIH Cogeneration Facility | National Institutes of Health | Bethesda, MD | 153 GWh | Jun 2004 | Sep 2025 | Natural Gas |
| Burns Solar One LLC | Nautilus Solar Solutions | Reisterstown, MD | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Bulldog Solar One, LLC | Nautilus Solar Solutions | Bowie, MD | 4 GWh | Oct 2020 | Dec 2024 | Solar |
| Lion One | Nautilus Solar Solutions | Baltimore, MD | 2 GWh | Mar 2024 | Dec 2024 | Solar |
| Parker Place | Nautilus Solar Solutions | Salisbury, MD | 4 GWh | Mar 2024 | Dec 2024 | Solar |
| Kirby Road Solar, LLC | Nautilus Solar Solutions | Clinton, MD | 3 GWh | May 2021 | Dec 2024 | Solar |
| White CSG | Nautilus Solar Solutions | Baltimore, MD | 3 GWh | Dec 2019 | Dec 2024 | Solar |
| Ten Oaks | Nautilus Solar Solutions | Clarksville, MD | 3 GWh | Mar 2024 | Dec 2024 | Solar |
| Hostetter Solar One, LLC | Nautilus Solar Solutions | Hagerstown, MD | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| P52ES 1755 Henryton Rd Phase 1 LLC CSG | Nautilus Solar Solutions | Marriottsville, MD | 3 GWh | May 2021 | Dec 2024 | Solar |
| P52ES 1755 Henryton Rd Phase 2 LLC | Nautilus Solar Solutions | Marriottsville, MD | 4 GWh | May 2021 | Dec 2024 | Solar |
| White Marsh Solar | Nautilus Solar Solutions | White Marsh, MD | 3 GWh | Nov 2020 | Dec 2024 | Solar |
| Pittman Solar One LLC | Nautilus Solar Solutions | Hancock, MD | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Mason Solar One LLC | Nautilus Solar Solutions | Elkton, MD | 2 GWh | Oct 2020 | Dec 2024 | Solar |
| Bear One | Nautilus Solar Solutions | Hancock, MD | 4 GWh | Oct 2023 | Dec 2024 | Solar |
| Meeting House | Nautilus Solar Solutions | North East, MD | 4 GWh | Jul 2023 | Dec 2024 | Solar |
| Mustang One | Nautilus Solar Solutions | Cambridge, MD | 3 GWh | Jan 2024 | Dec 2024 | Solar |
| Beech Road (CSG) | Nautilus Solar Solutions | Temple Hill, MD | 2 GWh | Jul 2024 | Dec 2024 | Solar |
| Gibbons CSG | Nautilus Solar Solutions | Snow Hill, MD | 4 GWh | Nov 2019 | Dec 2024 | Solar |
| Upper Marlboro 1 CSG | Nautilus Solar Solutions | Upper Marlboro, MD | 3 GWh | Nov 2019 | Dec 2024 | Solar |
| BTC2 Solar (CSG) | Nautilus Solar Solutions | Kingsville, MD | 4 GWh | Jun 2019 | Dec 2024 | Solar |
| William Paterson University | Nautilus Solar WPU LLC | Wayne, NJ | 2 GWh | Sep 2010 | Dec 2024 | Solar |
| TPE Whitmell Solar, LLC | Navisun LLC | Chatham, VA | 8 GWh | Jul 2020 | Dec 2024 | Solar |
| TPE Irish Road Solar, LLC | Navisun LLC | Chatham, VA | 12 GWh | Jul 2020 | Dec 2024 | Solar |
| Middlesex Vo Tech Solar 1 LLC | Navisun LLC | Piscataway, NJ | 2 GWh | Nov 2021 | Dec 2024 | Solar |
| Linden Hawk Rise Solar CSG | Navisun LLC | Linden, NJ | 6 GWh | Nov 2021 | Dec 2024 | Solar |
| NES Rutgers Solar | NES Rutgers LLC | Lakewood, NJ | 1 GWh | Sep 2012 | Dec 2024 | Solar |
| Nestlewood Solar | Nestlewood Solar | Hamersville, OH | 158 GWh | Nov 2023 | Sep 2025 | Solar |
| New Castle Plant | New Castle Power, LLC | West Pittsburg, PA | 696 GWh | Aug 1952 | Dec 2024 | Natural Gas |
| NCS Paradise LLC | New Columbia Solar | Washington, DC | 2 GWh | Apr 2021 | Dec 2024 | Solar |
| NCS FCPA LLC | New Columbia Solar | Washington, DC | 1 GWh | Apr 2020 | Dec 2024 | Solar |
| New Creek Wind | New Creek Wind, LLC | New Creek, WV | 282 GWh | Nov 2016 | Sep 2025 | Wind |
| New Market Solar | New Market Solar | Sardinia, OH | 71 GWh | Jun 2023 | Sep 2025 | Solar |
| New Martinsville Hannibal Hydro | New Martinsville Hannibal Hydro | New Martinsville, WV | 118 GWh | Jun 1988 | Dec 2024 | Water |
| Newman (PA) | Newman & Co Inc | Philadelphia, PA | 8 GWh | Apr 1964 | Dec 2024 | Natural Gas |
| Eastern Landfill Gas LLC | NextEra Renewable Fuels, LLC | White Marsh, MD | 25 GWh | Sep 2006 | Dec 2024 | Landfill Gas |
| Pennsauken Landfill | NextEra Renewable Fuels, LLC | Pennsauken, NJ | 2 GWh | Nov 2004 | Dec 2024 | Landfill Gas |
| Norther Tier Landfill | NextEra Renewable Fuels, LLC | Burlington, PA | 6 GWh | Dec 2008 | Dec 2024 | Landfill Gas |
| PPL Renewable Energy Merck Solar | NextEra Renewable Fuels, LLC | Summit, NJ | 691 MWh | Apr 2009 | Dec 2023 | Solar |
| Warren County Solar | NextEra Renewable Fuels, LLC | Belvidere, NJ | 2 GWh | May 2012 | Dec 2024 | Solar |
| Cumberland County PA LFG Recovery | NextEra Renewable Fuels, LLC | Shippensburg, PA | 45 GWh | Dec 2008 | Dec 2024 | Landfill Gas |
| Cumberland County Solid Waste Complex | NextEra Renewable Fuels, LLC | Millville, NJ | 21 GWh | Oct 2008 | Dec 2024 | Landfill Gas |
| Pennsauken Solar | NextEra Renewable Fuels, LLC | Pennsauken, NJ | 5 GWh | May 2006 | Dec 2024 | Solar |
| PPL Frey Farm Landfill Wind | NextEra Renewable Fuels, LLC | Conestoga, PA | 3 GWh | Dec 2010 | Dec 2024 | Wind |
| Ocean County Landfill | NextEra Renewable Fuels, LLC | Manchester, NJ | 64 GWh | Jan 1997 | Dec 2024 | Landfill Gas |
| Haworth Water Treatment Plant | NextEra Renewable Fuels, LLC | Haworth, NJ | 16 GWh | Nov 2004 | Dec 2024 | Natural Gas |
| Blue Ridge Landfill | NextEra Renewable Fuels, LLC | Chambersburg, PA | 46 GWh | Dec 2012 | Dec 2024 | Landfill Gas |
| Allenwood | NextEra Renewable Fuels, LLC | Montgomery, PA | 23 GWh | Sep 2012 | Dec 2024 | Landfill Gas |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #61 | Alcoa Power Generating, Inc. - Yadkin Division | 696.7 GWh | 4 |
| #25 | Dominion Energy South Carolina, Inc. | 25.7 TWh | 87 |
| #13 | Duke Energy Carolinas | 112.5 TWh | 565 |
| #17 | Duke Energy Progress East | 64.3 TWh | 559 |
| #52 | Duke Energy Progress West | 4.3 TWh | 10 |
| #15 | ISO New England | 105.5 TWh | 1,577 |
| #24 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.4 TWh | 25 |
| #12 | New York Independent System Operator | 131.6 TWh | 1,211 |
| #30 | South Carolina Public Service Authority | 18.9 TWh | 34 |
| #59 | Southeastern Power Administration | 1.5 TWh | 11 |
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 |