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
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for PJM Interconnection, LLC.
Daily Net Generation for PJM Interconnection, LLC for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Waverly Solar, LLC | Waverly Solar, LLC | Waverly, VA | 209 GWh | Nov 2023 | Sep 2025 | Solar |
| Charter Dura-Bar | Wells Manufacturing Co | Woodstock, IL | 9 GWh | Mar 1992 | Sep 2025 | Natural Gas |
| Solvay Solar | West Deptford Distributed Solar, LLC | West Deptford, NJ | 8 GWh | Dec 2019 | Dec 2024 | Solar |
| West Deptford Energy Station | West Deptford Energy LLC | West Deptford, NJ | 535 GWh | Sep 2014 | Sep 2025 | Natural Gas |
| Amazon Maryland DCA1 | Westbound Solar LLC | Sparrows Point, MD | 2 GWh | May 2019 | Dec 2024 | Solar |
| Axiall Natrium Plant | Westlake Chemical Natrium Plant | New Martinsville, WV | 602 GWh | Dec 1942 | Sep 2025 | Natural Gas : 96.5% Other Gas : 3.5% |
| Westmoreland County Solar Project | Westmoreland County Solar Project, LLC | WARSAW, VA | 44 GWh | Sep 2021 | Dec 2024 | Solar |
| Covington Facility | WestRock Corp | Covington, VA | 727 GWh | Dec 1950 | Sep 2025 | Black Liquor : 43.9% Natural Gas : 25.9% Wood/Wood Waste Solids : 17.5% Bituminous Coal : 12.1% Residual Fuel Oil : 0.5% |
| KapStone Kraft Paper Corp | Westrock Kraft Paper, LLC | Roanoke Rapids, NC | 179 GWh | Dec 1965 | Sep 2025 | Black Liquor : 63.4% Bituminous Coal : 16.2% Natural Gas : 10.6% Wood/Wood Waste Solids : 9.5% |
| WestRock-West Point Mill | WestRock-West Point Mill | West Point, VA | 538 GWh | Dec 1953 | Sep 2025 | Black Liquor : 43.7% Natural Gas : 36.3% Wood/Wood Waste Solids : 16.1% Bituminous Coal : 2.5% Sludge Waste : 1.2% |
| Wheatsborough Solar | Wheatsborough Solar, LLC | Bellevue, OH | 53 GWh | - | Sep 2025 | Solar |
| Wheelabrator Gloucester LP | Wheelabrator Environmental Systems | Westville, NJ | 82 GWh | Dec 1989 | Sep 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Wheelabrator Portsmouth | Wheelabrator Environmental Systems | Portsmouth, VA | 36 GWh | Jan 1987 | Jul 2024 | Distillate Fuel Oil : 46.5% Non-biogenic Municipal Solid Waste : 29.4% Biogenic Municipal Solid Waste : 24.1% |
| Wheelabrator Baltimore Refuse | Wheelabrator Environmental Systems | Baltimore, MD | 295 GWh | Oct 1984 | Sep 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Wheelabrator Falls | Wheelabrator Environmental Systems | Morrisville, PA | 267 GWh | Apr 1994 | Sep 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| White Marsh Mall | White Marsh Mall | Baltimore, MD | 1 GWh | Nov 2015 | Dec 2024 | Solar |
| Whitehorn Solar | Whitehorn Solar, LLC | Gretna, VA | 75 GWh | Sep 2021 | Sep 2025 | Solar |
| Whitemarsh Central Utility Plant | Whitemarsh Continuing Care Retirement Community | Lafayette Hill, PA | 97 MWh | Apr 2007 | Dec 2023 | Natural Gas |
| Whitney Hill Wind Power LLC | Whitney Hill Wind Power LLC | Mt.Pulaski, IL | 145 GWh | Feb 2020 | Sep 2025 | Wind |
| Beecher Gas Recovery | Will County Energy LLC | Beecher, IL | 5 GWh | May 2006 | Dec 2024 | Landfill Gas |
| Williamston Speight Solar, LLC | Williamston Speight Solar, LLC | Williamston, NC | 17 GWh | Oct 2016 | Dec 2024 | Solar |
| Wilzig Associates, LLC | Wilzig Associates, LLC | East Rutherford, NJ | 1 GWh | Dec 2012 | Dec 2024 | Solar |
| Lake Gas Recovery | WM Illinois Renewable Energy LLC | Northbrook, IL | 11 GWh | Jul 1993 | Dec 2024 | Landfill Gas |
| Woodland Landfill Gas Recovery | WM Illinois Renewable Energy LLC | South Elgin, IL | 14 GWh | Apr 1992 | Dec 2024 | Landfill Gas |
| Settlers Hill Gas Recovery | WM Illinois Renewable Energy LLC | Batavia, IL | 21 GWh | Sep 1988 | Dec 2024 | Landfill Gas |
| CID Gas Recovery | WM Illinois Renewable Energy LLC | Calumet City, IL | 15 GWh | Feb 1989 | Dec 2024 | Landfill Gas |
| Greene Valley Gas Recovery | WM Illinois Renewable Energy LLC | Naperville, IL | 23 GWh | Apr 1996 | Dec 2024 | Landfill Gas |
| Tullytown | WM Renewable Energy LLC | Morrisville, PA | 13 GWh | Feb 2013 | Dec 2024 | Landfill Gas |
| Suburban Landfill Gas Recovery | WM Renewable Energy LLC | Glenford, OH | 28 GWh | Dec 2010 | Dec 2024 | Landfill Gas |
| Geneva | WM Renewable Energy LLC | Geneva, OH | 16 GWh | Jun 2013 | Dec 2024 | Landfill Gas |
| Waste Management King George LFGTE | WM Renewable Energy LLC | King George, VA | 80 GWh | Apr 2010 | Sep 2025 | Landfill Gas |
| Waste Management Middle Peninsula LFGTE | WM Renewable Energy LLC | Glenns, VA | 50 GWh | Aug 2009 | Dec 2024 | Landfill Gas |
| Waste Management Arden LFGTE | WM Renewable Energy LLC | Washington, PA | 39 GWh | Jan 2009 | Dec 2024 | Landfill Gas |
| Mahoning | WM Renewable Energy LLC | New Springfield, OH | 27 GWh | Dec 2012 | Dec 2024 | Landfill Gas |
| Lakeview Gas Recovery | WM Renewable Energy LLC | Erie, PA | 38 GWh | Apr 1997 | Dec 2024 | Landfill Gas |
| Waste Management Bethel LFGTE | WM Renewable Energy LLC | Hampton, VA | 36 GWh | Jan 2008 | Dec 2024 | Landfill Gas |
| Wolf Run Energy | Wolf Run Energy LLC | Wilmot Township, PA | 45 GWh | May 2019 | Dec 2024 | Natural Gas |
| Wolfcastle | Wolfcastle Solar, LLC | Dekalb, IL | 4 GWh | Sep 2021 | Dec 2024 | Solar |
| Woodbridge Energy Center | Woodbridge Energy Center | Keasbey, NJ | 4 TWh | Sep 2015 | Sep 2025 | Natural Gas |
| Woodlawn II (CSG) | Woodlawn Solar II, LLC | Crete, IL | 2 GWh | Nov 2021 | Dec 2024 | Solar |
| Woodlawn CSG | Woodlawn Solar, LLC | Crete, IL | 5 GWh | May 2021 | Dec 2024 | Solar |
| Wyandot Solar Farm | Wyandot Solar LLC | Upper Sandusky, OH | 11 GWh | Mar 2010 | Sep 2025 | 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% |
| Zion Energy Center | Zion Energy LLC | Zion, IL | 364 GWh | May 2002 | Dec 2024 | Natural Gas : 99.7% |
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 |