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% |
Map of PJM Interconnection, LLC
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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 |
|---|---|---|---|---|---|---|
| Wolfcastle | Wolfcastle Solar, LLC | Dekalb, IL | 4 GWh | Sep 2021 | Dec 2024 | Solar |
| Woodbine Landfill Plant | Cape May County Municipal | Woodbine, NJ | 3 GWh | Sep 2013 | Dec 2024 | Landfill Gas |
| Woodbridge Energy Center | Woodbridge Energy Center | Keasbey, NJ | 4 TWh | Sep 2015 | Sep 2025 | Natural Gas |
| Woodland Landfill Gas Recovery | WM Illinois Renewable Energy LLC | South Elgin, IL | 14 GWh | Apr 1992 | Dec 2024 | Landfill Gas |
| Woodland Solar | Duke Energy Renewables Services | Woodland, NC | 9 GWh | Mar 2016 | Dec 2024 | Solar |
| Woodland Solar Farm | Virginia Electric & Power Co | Smithfield, VA | 32 GWh | Nov 2016 | Dec 2024 | Solar |
| Woodlawn CSG | Woodlawn Solar, LLC | Crete, IL | 5 GWh | May 2021 | Dec 2024 | Solar |
| Woodlawn II (CSG) | Woodlawn Solar II, LLC | Crete, IL | 2 GWh | Nov 2021 | Dec 2024 | Solar |
| Woodsdale | Duke Energy Kentucky Inc | Trenton, OH | 359 GWh | Apr 1992 | Sep 2025 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| Woodville RTO BTM | American Mun Power-Ohio, Inc | Woodville, OH | 144 MWh | Sep 2020 | Dec 2024 | Distillate Fuel Oil |
| Wor-Wic Community College - Offsite | Tesla Inc. | Hebron, MD | 4 GWh | Mar 2019 | Dec 2024 | Solar |
| WW-DC Solar 1, LLC | Greenbacker Renewable Energy Corporation | Washington, DC | 1 GWh | Apr 2022 | Dec 2024 | Solar |
| Wyandot Solar Farm | Wyandot Solar LLC | Upper Sandusky, OH | 11 GWh | Mar 2010 | Sep 2025 | Solar |
| Wye Mills VNEM CSG | Tesla Inc. | Queen Anne, MD | 18 GWh | Jul 2016 | Dec 2024 | Solar |
| Wythe County Solar | Consolidated Edison Development Inc. | Wythe County, VA | 93 GWh | - | Sep 2025 | Solar |
| Yankee Street | Kimura Power LLC | Centerville, OH | 23 GWh | Jun 1969 | Dec 2024 | Natural Gas : 94.6% Solar : 5.4% |
| Yardville Solar Farm | Public Service Elec & Gas Co | Hamilton, NJ | 6 GWh | Nov 2010 | Dec 2024 | Solar |
| Yellowbud Solar, LLC | Yellowbud Solar LLC | Williamsport, OH | 515 GWh | May 2023 | Sep 2025 | Solar |
| York County Resource Recovery | York County Solid W & R Auth | York, PA | 222 GWh | Oct 1989 | Sep 2025 | Non-biogenic Municipal Solid Waste : 53.5% Biogenic Municipal Solid Waste : 43.7% Natural Gas : 2.8% |
| York Energy Center | Calpine Mid-Merit LLC | Delta, PA | 9 TWh | Feb 2011 | Sep 2025 | Natural Gas : 99.7% |
| York Haven | Eagle Creek Renewable Energy, LLC | York Haven, PA | 87 GWh | Nov 1905 | Dec 2024 | Water |
| Yough Hydro Power | D/R Hydro Co | Confluence, PA | 37 GWh | Nov 1989 | Dec 2024 | Water |
| Zephyr Wind | OEE XIX, LLC | Findlay, OH | 7 GWh | Nov 2015 | Dec 2024 | Wind |
| Zephyr Wind Project - 2.0 | OEE XXX LLC | Findlay, OH | 4 GWh | Jul 2020 | Dec 2024 | Wind |
| Zion Energy Center | Zion Energy LLC | Zion, IL | 364 GWh | May 2002 | Dec 2024 | Natural Gas : 99.7% |
| 10 Finderne Avenue Solar, LLC | Greenbacker Renewable Energy Corporation | Bridgewater Town, NJ | 3 GWh | Oct 2017 | Dec 2024 | Solar |
| 101 Carnegie Center Solar, LLC | Greenbacker Renewable Energy Corporation | Princeton, NJ | 2 GWh | Oct 2020 | Dec 2024 | Solar |
| 12 Applegate Solar LLC | G&S Operations LLC | Robbinsville, NJ | 2 GWh | Mar 2012 | Dec 2024 | Solar |
| 145 Talmadge Solar | Avidan Energy Solutions | Edison, NJ | 5 GWh | Mar 2011 | Dec 2024 | Solar |
| 180 Raritan Solar | 180 Raritan Energy Solutions, LLC | Edison, NJ | 3 GWh | May 2012 | Dec 2024 | Solar |
| 24 Applegate Solar LLC | Altus Power America Management, LLC | Robbinsville, NJ | 4 GWh | May 2014 | Dec 2024 | Solar |
| 3100 Valleyview Drive | Madison Energy Investments LLC | Columbus, OH | 548 MWh | Jul 2023 | Dec 2024 | Solar |
| 350 Clark Solar, NG, LLC | NuGen Capital Management | Budd Lake, NJ | 2 GWh | Mar 2011 | Dec 2024 | Solar |
| 4 Applegate Solar LLC | G&S Operations LLC | Robbinsville, NJ | 2 GWh | Mar 2012 | Dec 2024 | Solar |
| 435A Bergen Avenue | Hartz Solar, LLC | Kearney, NJ | 2 GWh | Jun 2019 | Dec 2024 | Solar |
| 46 Meadowlands Parkway | Hartz Solar, LLC | Secaucus, NJ | 3 GWh | Aug 2018 | Dec 2024 | Solar |
| 500 Virginia Solar | Alliance HP Virginia Drive LLC | Ft. Washington, PA | 1 GWh | Jun 2011 | Dec 2024 | Solar |
| 510 Carnegie Center | Greenbacker Renewable Energy Corporation | Princeton, NJ | 2 GWh | Oct 2019 | Dec 2024 | Solar |
| 5601 Westside CDG | Hartz Solar, LLC | North Bergen, NJ | 2 GWh | Oct 2021 | Dec 2024 | Solar |
| 601 Doremus CDG | Hartz Solar, LLC | Newark, NJ | 2 GWh | Jul 2021 | Dec 2024 | Solar |
| 6685 Santa Barbara Ct | 6685 Santa Barbara Ct | Elkridge, MD | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| 701 Carnegie Center | Greenbacker Renewable Energy Corporation | Princeton, NJ | 1 GWh | Oct 2019 | Dec 2024 | Solar |
| 7448 Candlewood Road | Hartz Solar, LLC | Hanover, MD | 2 GWh | Mar 2020 | Dec 2024 | Solar |
| 77 Metro Way | Hartz Solar, LLC | Secaucus, NJ | 2 GWh | Aug 2018 | Dec 2024 | Solar |
| 9521 US 14 SOLAR 1, LLC | Generate Capital | Harvard, IL | 25 MWh | Nov 2024 | Dec 2024 | Solar |
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 |