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 |
|---|---|---|---|---|---|---|
| Salem Street Dept | City of Salem - (VA) | Salem, VA | 115 MWh | Jun 2005 | Aug 2025 | Distillate Fuel Oil |
| Monument | Kimura Power LLC | Dayton, OH | 114 MWh | May 1968 | Dec 2024 | Distillate Fuel Oil |
| Weatherly(PA) RTO BTM | American Mun Power-Ohio, Inc | Weatherly, PA | 114 MWh | May 2023 | Dec 2024 | Distillate Fuel Oil |
| Progress Drive Generation Station | City of Shelby - (OH) | Shelby, OH | 103 MWh | Jun 2016 | Dec 2024 | Distillate Fuel Oil |
| Smith Island | A & N Electric Coop | Ewell, MD | 102 MWh | Nov 1969 | Dec 2024 | Distillate Fuel Oil |
| Prospect Municipal | American Mun Power-Ohio, Inc | Prospect, OH | 98 MWh | Jan 1998 | Dec 2024 | Distillate Fuel Oil |
| Whitemarsh Central Utility Plant | Whitemarsh Continuing Care Retirement Community | Lafayette Hill, PA | 97 MWh | Apr 2007 | Dec 2023 | Natural Gas |
| Sidney (OH) | Kimura Power LLC | Sidney, OH | 91 MWh | Jun 1968 | Dec 2024 | Distillate Fuel Oil |
| William G Mennen Sports Solar | Sunlight General Morris Solar LLC | Morristown, NJ | 90 MWh | Jan 2011 | Dec 2024 | Solar |
| Vitro Architectural Glass (PA) | Vitro Architectural Glass (PA) | Carlisle, PA | 89 MWh | Jun 1972 | Dec 2024 | Distillate Fuel Oil |
| Jackson Cntr Peaking | American Mun Power-Ohio, Inc | Jackson Center, OH | 84 MWh | May 1999 | Dec 2024 | Distillate Fuel Oil |
| Dakota | Cypress Creek Renewables | Rock City, IL | 82 MWh | Nov 2024 | Dec 2024 | Solar |
| Toledo Ref Power Recovery Train | Toledo Refining Company | Oregon, OH | 81 MWh | May 1986 | Jul 2025 | Petroleum Coke |
| HCE Millboro Springs Solar, LLC | Standard Solar | Millboro, VA | 80 MWh | Sep 2024 | Dec 2024 | Solar |
| Pine Grove | Industrial Power Generating Company LLC | Pine Grove, PA | 73 MWh | Jan 2008 | Dec 2024 | Landfill Gas : 51.8% Distillate Fuel Oil : 48.2% |
| Beaver Solar LLC | Laurel Capital Partners | Beaver, PA | 73 MWh | Nov 2012 | Dec 2024 | Solar |
| Salem Electric Department | City of Salem - (VA) | Salem, VA | 67 MWh | Nov 2007 | Dec 2024 | Distillate Fuel Oil |
| Sunbury Generation LP | Sunbury Generation LP | Shamokin Dam, PA | 65 MWh | Aug 1949 | Dec 2024 | Distillate Fuel Oil |
| Danville Kentuck Road Plant | City of Danville - (VA) | Ringgold, VA | 65 MWh | Jun 2005 | Dec 2024 | Distillate Fuel Oil |
| Cottage Grove North Solar 1, LLC | Generate Capital | Beecher, IL | 60 MWh | Nov 2024 | Dec 2024 | Solar |
| Lake City | Greenbacker Renewable Energy Corporation | Lake City, MI | 59 MWh | Oct 2024 | Dec 2024 | Solar |
| Wellington | American Mun Power-Ohio, Inc | Wellington, OH | 54 MWh | Jan 1998 | Dec 2024 | Distillate Fuel Oil |
| Danville New Design Plant | City of Danville - (VA) | Danville, VA | 54 MWh | Jun 2005 | Sep 2024 | Distillate Fuel Oil |
| Goodenow Road West Solar 1, LLC | Generate Capital | Beecher, IL | 48 MWh | Nov 2024 | Dec 2024 | Solar |
| Cottage Grove South Solar 1, LLC | Generate Capital | Beecher, IL | 43 MWh | Nov 2024 | Dec 2024 | Solar |
| Anadarko | City of Woodsfield - (OH) | Woodsfield, OH | 42 MWh | Dec 1948 | Dec 2024 | Distillate Fuel Oil |
| Chesterfield Landfill Gas | Industrial Power Generating Company LLC | Chester, VA | 35 MWh | May 2004 | Dec 2024 | Distillate Fuel Oil : 85.4% Landfill Gas : 14.6% |
| Museum of Science and Industry | Museum of Science and Industry | Chicago, IL | 34 MWh | Mar 2003 | Dec 2024 | Natural Gas |
| Newark Solar 1 LLC | Dimension Energy LLC | Newark, NJ | 27 MWh | Oct 2024 | Dec 2024 | Solar |
| 9521 US 14 SOLAR 1, LLC | Generate Capital | Harvard, IL | 25 MWh | Nov 2024 | Dec 2024 | Solar |
| Stryker | Richland-Stryker Generation LLC | Stryker, OH | 23 MWh | Jan 1968 | Dec 2024 | Distillate Fuel Oil |
| Presence Saint Mary of Nazareth Hospital | Presence Health | Chicago, IL | 21 MWh | Jul 1993 | Dec 2024 | Distillate Fuel Oil : 58.8% Natural Gas : 41.2% |
| Northeastern Illinois University Cogen | Northeastern Illinois University | Chicago, IL | 12 MWh | Jul 1995 | Dec 2024 | Natural Gas |
| Brown Station Road Plant II | Prince George's County | Upper Marlboro, MD | 11 MWh | Nov 2003 | Dec 2024 | Landfill Gas |
| Ross Hall Central Utility Plant | The George Washington University | Washington, DC | 11 MWh | Sep 2016 | Dec 2024 | Natural Gas |
| HCE Moran Solar, LLC | Standard Solar | Rice, VA | 7 MWh | Nov 2024 | Dec 2024 | Solar |
| Lawrence Solar 2 LLC | SunVest Solar LLC | Harvard, IL | 6 MWh | Nov 2024 | Dec 2024 | Solar |
| Shelby North | American Mun Power-Ohio, Inc | Shelby, OH | 5 MWh | May 2000 | Dec 2024 | Distillate Fuel Oil |
| PS ST-8 Engine No 1 | City of Columbus - (OH) | Columbus, OH | 3 MWh | Dec 2007 | Dec 2023 | Distillate Fuel Oil |
| Machesney Park | Solar DG IL 1 LLC | Machesney Park, IL | 3 MWh | Nov 2024 | Dec 2024 | Solar |
| Water Treatment Plant Generators | City of Manassas - (VA) | Gainesville, VA | 2 MWh | Mar 2007 | Dec 2024 | Distillate Fuel Oil |
| ST-1/1A Engine No 1 | City of Columbus - (OH) | Columbus, OH | 2 MWh | Dec 2007 | Dec 2023 | Distillate Fuel Oil |
| Renick Run Pumping Station 03-04 | City of Columbus - (OH) | Columbus, OH | 1 MWh | Aug 2006 | Dec 2023 | Distillate Fuel Oil |
| Dodge Park Engine No 1 | City of Columbus - (OH) | Columbus, OH | 1 MWh | Dec 2007 | Dec 2024 | Distillate Fuel Oil |
| CASD Solar | Carlisle Area School District | Carlisle, PA | 1 MWh | Sep 2010 | Dec 2023 | 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 |