PJM Interconnection, LLC
Balancing Authority Summary Information
PJM Interconnection, LLC is ranked #1 out of 64 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 | Sep 2026 |
| Annual Generation | 888.4 TWh |
| Power Plants | 2,652 |
| Utilities | 1,245 |
| Ranked #1 out of 64 in terms of net annual generation | |
| Ranked #1 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 41.5% Nuclear | 30.6% Coal | 16.3% Wind | 3.7% Solar | 3.2% Other Fuel | 2.1% Water | 1.7% |
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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 |
|---|---|---|---|---|---|---|
| Hoppe Nitzberg Solar 1A | SRC Partnership 14 LLC | Kingston, IL | 3 GWh | Oct 2024 | Dec 2025 | Solar |
| Engel Solar 1A | SRC Partnership 14 LLC | Sandwich, IL | 5 GWh | Oct 2024 | Dec 2025 | Solar |
| Essex Solar | SRC Partnership 15 LLC | Wyoming, IL | 5 GWh | Apr 2025 | Dec 2025 | Solar |
| Midwest Power Partners LLC (Pirolo) | SRC Partnership 15 LLC | Williamson, IL | 9 GWh | Jan 2025 | Dec 2025 | Solar |
| USS Lowe Solar | SRC Partnership 15 LLC | Kankakee, IL | 4 GWh | Jul 2024 | Dec 2025 | Solar |
| USS Vermilion Solar 1 LLC (Vermilion 1) | SRC Partnership 15 LLC | Fithian, IL | 3 GWh | Nov 2024 | Dec 2025 | Solar |
| USS Vermilion Solar 1 LLC (Vermilion 2) | SRC Partnership 15 LLC | Fithian, IL | 4 GWh | Nov 2024 | Dec 2025 | Solar |
| University Park Solar | SS PA II PSU LLC | State College, PA | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| St Joseph Energy Center | St Joseph Energy Center LLC | New Carlisle, IN | 6 TWh | Mar 2018 | Jun 2026 | Natural Gas |
| NL IL - 241 North CSG | Standard Solar | Peotone, IL | 1 GWh | Sep 2025 | Dec 2025 | Solar |
| CUA West Campus - South (CSG) | Standard Solar | Washington, DC | 5 GWh | May 2024 | Dec 2025 | Solar |
| EDF Saucon Valley | Standard Solar | Bethlehem, PA | 5 GWh | May 2024 | Dec 2025 | Solar |
| CUA West Campus - North (CSG) | Standard Solar | Washington, DC | 5 GWh | May 2024 | Dec 2025 | Solar |
| NL IL - Maples Road | Standard Solar | Dixon, IL | 867 MWh | Sep 2025 | Dec 2025 | Solar |
| NL IL - 2000 North Road CSG | Standard Solar | Kankakee, IL | 1 GWh | Sep 2025 | Dec 2025 | Solar |
| Hall Property | Standard Solar | Upper Marlboro, MD | 3 GWh | Feb 2024 | Dec 2025 | Solar |
| Shepherds Mill CSG | Standard Solar | Union Bridge, MD | 3 GWh | Aug 2021 | Dec 2025 | Solar |
| Holly Spring Meadows | Standard Solar | District Heights, MD | 2 GWh | Jun 2023 | Dec 2025 | Solar |
| OER Patuxent CSG | Standard Solar | Lothian, MD | 4 GWh | Oct 2022 | Dec 2025 | Solar |
| OER Checkerspot | Standard Solar | Tracy's Landing, MD | 3 GWh | Nov 2021 | Dec 2025 | Solar |
| OER Monarch CSG | Standard Solar | Upper Marlboro, MD | 3 GWh | Nov 2021 | Dec 2025 | Solar |
| USS Sycamore Solar (CSG) | Standard Solar | Sycamore, IL | 4 GWh | Apr 2022 | Dec 2025 | Solar |
| USS Goodrich Solar | Standard Solar | Bonfield, IL | 4 GWh | Jul 2022 | Dec 2025 | Solar |
| MNCPPC Germantown Solar | Standard Solar | Boyds, MD | 2 GWh | Jan 2018 | Dec 2025 | Solar |
| HCE Roark Mill Solar, LLC | Standard Solar | Hurt, VA | 4 GWh | Jul 2024 | Dec 2025 | Solar |
| Fort Indiantown Gap | Standard Solar | Annville, PA | 5 GWh | Dec 2018 | Dec 2025 | Solar |
| MNCPPC Randall Farm | Standard Solar | Upper Marlboro, MD | 2 GWh | Mar 2020 | Dec 2025 | Solar |
| HCE Reams Solar, LLC | Standard Solar | Dinwiddie, VA | 9 GWh | Jul 2024 | Dec 2025 | Solar |
| HCE Powhatan Solar, LLC | Standard Solar | Powhatan, VA | 7 GWh | Nov 2023 | Dec 2025 | Solar |
| HCE Moran Solar, LLC | Standard Solar | Rice, VA | 2 GWh | Nov 2024 | Dec 2025 | Solar |
| Anne Arundel County Public Schools | Standard Solar | Pasadena, MD | 2 GWh | Sep 2017 | Dec 2025 | Solar |
| HCE Red House Solar, LLC | Standard Solar | Red House, VA | 4 GWh | Feb 2025 | Dec 2025 | Solar |
| UMCES Ground Mount | Standard Solar | Cambridge, MD | 3 GWh | Jan 2018 | Dec 2025 | Solar |
| HCE Amelia Solar I, LLC | Standard Solar | Amelia Court House, VA | 9 GWh | Nov 2023 | Dec 2025 | Solar |
| HCE Amelia Solar II, LLC | Standard Solar | Amelia, VA | 7 GWh | Nov 2023 | Dec 2025 | Solar |
| HCE Millboro Springs Solar, LLC | Standard Solar | Millboro, VA | 6 GWh | Sep 2024 | Dec 2025 | Solar |
| Glades Pike Generation Plant | State Correctnl Inst Laurel Highlands | Somerset, PA | 8 GWh | Sep 2011 | Dec 2025 | Landfill Gas |
| Lewiston Solar | Strata Manager, LLC | Lewiston, NC | 9 GWh | Nov 2014 | Dec 2025 | Solar |
| Benthall Bridge PV 1 | Strata Manager, LLC | Murfreesboro, NC | 4 GWh | Nov 2016 | Dec 2025 | Solar |
| Flat Meeks PV 1 | Strata Manager, LLC | Robersonville, NC | 9 GWh | Sep 2017 | Dec 2025 | Solar |
| Bradley PV1 | Strata Manager, LLC | Aulander, NC | 6 GWh | Nov 2015 | Dec 2025 | Solar |
| Jakana Solar | Strata Manager, LLC | Williamston, NC | 9 GWh | Oct 2014 | Dec 2025 | Solar |
| Windsor Solar | Strata Manager, LLC | Windsor, NC | 9 GWh | Nov 2014 | Dec 2025 | Solar |
| Bethel Solar | Strata Manager, LLC | Bethel, NC | 7 GWh | Nov 2015 | Dec 2025 | Solar |
| American Legion PV 1 | Strata Manager, LLC | Roanoke Rapids, NC | 24 GWh | Nov 2017 | Dec 2025 | Solar |
| Baker PV 1 | Strata Manager, LLC | Aulander, NC | 6 GWh | Nov 2016 | Dec 2025 | Solar |
| Williamston Solar | Strata Manager, LLC | Williamston, NC | 9 GWh | Nov 2014 | Dec 2025 | Solar |
| Grandy PV 1 | Strata Manager, LLC | Grandy, NC | 25 GWh | Jan 2020 | Dec 2025 | Solar |
| Watson Seed Farm PV1 | Strata Manager, LLC | Whitakers, NC | 30 GWh | Nov 2015 | Dec 2025 | Solar |
| Everett PV1 | Strata Manager, LLC | Parmele, NC | 19 GWh | Nov 2019 | Dec 2025 | Solar |
| Williamston West Farm, LLC | Strata Manager, LLC | Williamston, NC | 9 GWh | Jun 2016 | Dec 2025 | Solar |
| Whitakers Farm (Fisher Rd) | Strata Manager, LLC | Whitakers, NC | 6 GWh | Jun 2016 | Dec 2024 | Solar |
| Underwood PV2 | Strata Manager, LLC | Murfreesboro, NC | 29 GWh | Sep 2020 | Dec 2025 | Solar |
| HWY 158 PV | Strata Manager, LLC | Murfreesboro, NC | 19 GWh | Sep 2020 | Dec 2024 | Solar |
| Stratford Solar Center, LLC | Stratford Solar Center, LLC | Suffolk, VA | 32 GWh | Oct 2022 | Dec 2025 | Solar |
| Sugar Run Solar | Sugar Run Solar, LLC | Sunbury, NC | 8 GWh | Nov 2015 | Dec 2025 | Solar |
| Summit Water Nexus Mt. Holly, LLC Solar | Summit Water Nexus, Mount Holly, LLC | Lumberton, NJ | 1 GWh | Apr 2013 | Dec 2024 | Solar |
| Sunbury Generation LP | Sunbury Generation LP | Shamokin Dam, PA | 1 GWh | Aug 1949 | Dec 2025 | Distillate Fuel Oil |
| Middletown Coke Company, LLC | SunCoke Energy, Inc. | Middletown, OH | 360 GWh | Nov 2011 | Oct 2025 | Other Gas : 99.1% Natural Gas : 0.9% |
| Haverhill North Cogeneration Facility | SunCoke Energy, Inc. | Franklin Furnace, OH | 320 GWh | Nov 2008 | Dec 2025 | Other Gas : 85.7% Natural Gas : 14.3% |
| Elkton Solar | SunE DB27, LLC | Elkton, MD | 2 GWh | Nov 2015 | Dec 2025 | Solar |
| Cecil County CCVT HS | SunE DB42, LLC | Elkton, MD | 3 GWh | Nov 2015 | Dec 2025 | Solar |
| Chimes West Friendship (Nixon Farms) | SunE SEM 1, LLC | West Friendship, MD | 2 GWh | Nov 2014 | Dec 2025 | Solar |
| ISH Solar Central, LLC | SunEdison LLC | Bayville, NJ | 1 GWh | Sep 2011 | Dec 2025 | Solar |
| Bishop Hill Energy LLC | SunEdison LLC | Cambridge, IL | 713 GWh | May 2012 | Dec 2025 | Wind |
| Plymouth Solar LLC | SunEnergy1 | Plymouth, NC | 6 GWh | Aug 2012 | Dec 2025 | Solar |
| SunEnergy1-Scotland Neck, LLC | SunEnergy1-Scotland Neck, LLC | Scotland Neck, NC | 5 GWh | Nov 2014 | Dec 2025 | Solar |
| Sunflower Solar | Sunflower Solar, LLC | Halifax, NC | 31 GWh | Nov 2017 | Dec 2025 | Solar |
| Mercer County Community College | Sunlight General Mercer Solar LLC | West Windsor, NJ | 9 GWh | Aug 2013 | Dec 2024 | Solar |
| Tioga Solar Morris County 1 LLC | Sunlight General Morris Solar LLC | Morristown, NJ | 876 MWh | Jan 2011 | Dec 2024 | Solar |
| County College of Morris | Sunlight General Morris Solar LLC | Randolph, NJ | 4 GWh | Oct 2013 | Dec 2024 | Solar |
| William G Mennen Sports Solar | Sunlight General Morris Solar LLC | Morristown, NJ | 90 MWh | Jan 2011 | Dec 2024 | Solar |
| Hall's Warehouse Solar Project | Sunlight General Solar Fund II, LLC | South Plainfield, NJ | 1 GWh | Jan 2009 | Dec 2024 | Solar |
| Carrier Clinic | Sunlight General Solar Fund II, LLC | Belle Mead, NJ | 2 GWh | Sep 2009 | Dec 2024 | Solar |
| Patriots Stadium | Sunlight General Somerset Solar LLC | Bridgewater, NJ | 1 GWh | Aug 2013 | Dec 2024 | Solar |
| Sunny Rock Solar, LLC | Sunny Rock Solar, LLC | Martinsville, VA | 22 GWh | Mar 2025 | Dec 2025 | Solar |
| Sunnybrook Solar Project - Hybrid | Sunnybrook Farm Solar, LLC | Scottsburg, VA | 91 GWh | Nov 2022 | Jun 2026 | Solar |
| Engelhard Solar LLC | SunRay Power LLC | Monroe, NJ | 1 GWh | Nov 2012 | Dec 2024 | Solar |
| Plainfield One Solar LLC | SunRay Power LLC | Plainfield, NJ | 1 GWh | Nov 2011 | Dec 2024 | Solar |
| Martin Limestone Solar Array | Sunstream Energy LLC | New Holland, PA | 1 GWh | Nov 2012 | Dec 2025 | Solar |
| Grissom Solar, LLC | SunStrong Management | Enfield, NC | 10 GWh | Apr 2021 | Dec 2024 | Solar |
| Chowan Jehu Solar | SunStrong Management | Tyner, NC | 8 GWh | Jan 2018 | Dec 2025 | Solar |
| Sandy Solar | SunStrong Management | Shiloh Township, NC | 8 GWh | Feb 2018 | Oct 2025 | Solar |
| Shiloh Hwy Solar | SunStrong Management | Shiloh, NC | 9 GWh | Nov 2017 | Dec 2025 | Solar |
| Sun Farm VIII, LLC | SunStrong Management | Battleboro, NC | 8 GWh | Nov 2020 | Dec 2025 | Solar |
| Alpha Value Solar | SunStrong Management | Hertford, NC | 9 GWh | Nov 2019 | Dec 2025 | Solar |
| Dakota | SunStrong Management, LLC | Rock City, IL | 82 MWh | Nov 2024 | Dec 2024 | Solar |
| Galt | SunStrong Management, LLC | Sterling, IL | 9 GWh | Aug 2024 | Dec 2025 | Solar |
| Walldog | SunStrong Management, LLC | Pontiac, IL | 210 MWh | Oct 2024 | Dec 2024 | Solar |
| Lawrence Solar 1 LLC | SunVest Solar LLC | Harvard, IL | 4 GWh | Nov 2024 | Dec 2025 | Solar |
| Lawrence Solar 2 LLC | SunVest Solar LLC | Harvard, IL | 4 GWh | Nov 2024 | Dec 2025 | Solar |
| SV CSG Plato Solar 1 LLC | SunVest Solar LLC | Elgin, IL | 2 GWh | Jul 2025 | Dec 2025 | Solar |
| DeKalb Taylor LLC | SunVest Solar LLC | DeKalb, IL | 538 MWh | Oct 2025 | Dec 2025 | Solar |
| SV CSG German Valley 1 LLC | SunVest Solar LLC | German Valley, IL | 2 GWh | May 2025 | Dec 2025 | Solar |
| SV CSG Baileyville 1 LLC | SV CSG Baileyville 1 LLC | Baileyville, IL | 5 GWh | Aug 2023 | Dec 2025 | Solar |
| SV CSG Baileyville 2 LLC | SV CSG Baileyville 2 LLC | Baileyville, IL | 4 GWh | Aug 2023 | Dec 2025 | Solar |
| SV Gardner 1 (Lutz) CSG | SV CSG Gardner 1 LLC | Gardner, IL | 4 GWh | Oct 2021 | Dec 2025 | Solar |
| SV CSG Lily Lake 2 LLC | SV CSG Lily Lake 2 LLC | Maple Park, IL | 2 GWh | Nov 2020 | Dec 2025 | Solar |
| SV CSG Prophetstown 1 | SV CSG Prophetstown 1, LLC | Prophetstown, IL | 370 MWh | - | Dec 2025 | Solar |
| SV CSG South Dekalb 1 LLC | SV CSG South Dekalb 1 LLC | Dekalb, IL | 5 GWh | Sep 2023 | Dec 2025 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #61 | Alcoa Power Generating, Inc. - Yadkin Division | 436.5 GWh | 4 |
| #24 | Dominion Energy South Carolina, Inc. | 25.9 TWh | 83 |
| #13 | Duke Energy Carolinas | 113.7 TWh | 577 |
| #17 | Duke Energy Progress East | 65.4 TWh | 565 |
| #50 | Duke Energy Progress West | 4.6 TWh | 15 |
| #15 | ISO New England | 111.8 TWh | 1,629 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.0 TWh | 25 |
| #12 | New York Independent System Operator | 134.5 TWh | 1,299 |
| #29 | South Carolina Public Service Authority | 19.1 TWh | 35 |
| #59 | Southeastern Power Administration | 1.2 TWh | 11 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #1 | PJM Interconnection, LLC | 888.4 TWh | 2,652 |
| #2 | Midcontinent Independent System Operator, Inc. | 675.3 TWh | 3,038 |
| #3 | Electric Reliability Council of Texas, Inc. | 501.0 TWh | 1,471 |
| #5 | Southwest Power Pool | 312.0 TWh | 856 |
| #6 | Southern Company Services, Inc. - Trans | 256.6 TWh | 422 |
| #7 | California Independent System Operator | 169.0 TWh | 2,135 |
| #9 | Tennessee Valley Authority | 165.2 TWh | 207 |
| #10 | Florida Power & Light Co. | 152.6 TWh | 187 |
| #12 | New York Independent System Operator | 134.5 TWh | 1,299 |
| #13 | Duke Energy Carolinas | 113.7 TWh | 577 |