Directory of Power Plants in Pennsylvania
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Safe Harbor | Safe Harbor | Conestoga, PA | PJM Interconnection, LLC (PJM) | 989.2 GWh | Nov 1931 | Dec 2023 | Water |
| Sandy Ridge Wind 2, LLC | Algonquin Power Co | Tyrone, PA | PJM Interconnection, LLC (PJM) | 240.4 GWh | Aug 2023 | Feb 2025 | Wind |
| Sandy Ridge Wind Farm | Algonquin Power Co | Tyrone, PA | PJM Interconnection, LLC (PJM) | 114.5 GWh | Jan 2012 | Dec 2023 | Wind |
| Schuylkill Generating Station | Constellation Power, Inc | Phila., PA | PJM Interconnection, LLC (PJM) | 44.0 MWh | Apr 1969 | Dec 2023 | Distillate Fuel Oil |
| Schuylkill Haven PA BTM | American Mun Power-Ohio, Inc | Schuylkill Haven, PA | PJM Interconnection, LLC (PJM) | 124.0 MWh | May 2023 | Dec 2023 | Distillate Fuel Oil |
| Scrubgrass Reclamation CO. LP. | Scrubgrass Reclamation CO. LP. | Kennerdell, PA | PJM Interconnection, LLC (PJM) | 287.6 GWh | May 1993 | Dec 2023 | Waste/Other Coal : 99.6% |
| SECCRA Community Landfill | Southeastern Chester County Refuse Auth | West Grove, PA | PJM Interconnection, LLC (PJM) | 3.4 GWh | Dec 2006 | Dec 2023 | Landfill Gas |
| Seward (PA) | Seward Generating LLC | New Florence, PA | PJM Interconnection, LLC (PJM) | 2.1 TWh | Oct 2004 | Feb 2025 | Waste/Other Coal : 99.8% |
| Shawville | Shawville Power, LLC | Shawville, PA | PJM Interconnection, LLC (PJM) | 1.4 TWh | Feb 1954 | Feb 2025 | Natural Gas |
| Shell Chemical Appalachia LLC | Shell Chemical Appalachia LLC | Monaca, PA | PJM Interconnection, LLC (PJM) | 1.6 TWh | Jun 2021 | Feb 2025 | Natural Gas |
| Somerset Windpower LLC | Sequitur Renewables, LLC | Ohiopyle, PA | PJM Interconnection, LLC (PJM) | 5.9 GWh | Nov 2001 | Feb 2025 | Wind |
| South Chestnut LLC | Avangrid Renewables LLC | Farmington, PA | PJM Interconnection, LLC (PJM) | 95.8 GWh | Mar 2012 | Dec 2023 | Wind |
| Southwark | Constellation Power, Inc | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 73.0 MWh | May 1967 | Dec 2023 | Distillate Fuel Oil |
| Spring House | Janssen Pharmaceutical Co | Spring House, PA | PJM Interconnection, LLC (PJM) | 8.1 GWh | Mar 2013 | Dec 2023 | Natural Gas |
| Springdale 1 & 2 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 128.2 GWh | Nov 1999 | Dec 2023 | Natural Gas |
| St Nicholas Cogen Project | Schuylkill Energy Resource Inc | Shenandoah, PA | PJM Interconnection, LLC (PJM) | 642.1 GWh | Aug 1990 | Feb 2025 | Waste/Other Coal : 99.7% |
| Stony Creek Wind Farm LLC | RWE Renewables Americas, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 128.0 GWh | Oct 2009 | Dec 2023 | Wind |
| Sunbury Generation LP | Sunbury Generation LP | Shamokin Dam, PA | PJM Interconnection, LLC (PJM) | 79.0 MWh | Aug 1949 | Dec 2023 | Distillate Fuel Oil |
| Susquehanna University Solar | Terraform Arcadia | Selinsgrove, PA | PJM Interconnection, LLC (PJM) | 4.7 GWh | Aug 2018 | Dec 2023 | Solar |
Browse Power Plants By Pennsylvania Counties
Figures are based on February 2025 generation numbers.| County | State Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Adams County, PA | # 14 | 7 | 6.8 TWh |
| Allegheny County, PA | # 19 | 18 | 5.0 TWh |
| Armstrong County, PA | # 22 | 8 | 4.8 TWh |
| Beaver County, PA | # 4 | 12 | 16.0 TWh |
| Berks County, PA | # 11 | 11 | 7.3 TWh |
| Blair County, PA | # 30 | 6 | 624.9 GWh |
| Bradford County, PA | # 16 | 8 | 6.1 TWh |
| Bucks County, PA | # 9 | 10 | 8.0 TWh |
| Cambria County, PA | # 8 | 11 | 9.3 TWh |
| Carbon County, PA | # 32 | 5 | 501.1 GWh |
| Centre County, PA | # 39 | 3 | 86.2 GWh |
| Chester County, PA | # 48 | 8 | 9.6 GWh |
| Clarion County, PA | # 44 | 4 | 55.2 GWh |
| Clearfield County, PA | # 26 | 4 | 1.4 TWh |
| Cumberland County, PA | # 42 | 7 | 60.3 GWh |
| Dauphin County, PA | # 38 | 5 | 92.1 GWh |
| Delaware County, PA | # 6 | 7 | 11.1 TWh |
| Erie County, PA | # 46 | 6 | 39.6 GWh |
| Fayette County, PA | # 18 | 8 | 5.7 TWh |
| Franklin County, PA | # 31 | 14 | 613.7 GWh |
| Fulton County, PA | # 40 | 1 | 82.9 GWh |
| Greene County, PA | # 20 | 4 | 4.9 TWh |
| Huntingdon County, PA | # 41 | 2 | 75.2 GWh |
| Indiana County, PA | # 17 | 4 | 6.1 TWh |
| Lackawanna County, PA | # 7 | 5 | 9.7 TWh |
| County | State Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Lancaster County, PA | # 24 | 15 | 1.8 TWh |
| Lawrence County, PA | # 13 | 2 | 7.0 TWh |
| Lebanon County, PA | # 21 | 4 | 4.9 TWh |
| Luzerne County, PA | # 2 | 10 | 28.3 TWh |
| Lycoming County, PA | # 15 | 8 | 6.5 TWh |
| Mercer County, PA | # 49 | 1 | 5.9 GWh |
| Monroe County, PA | # 50 | 2 | 2.9 GWh |
| Montgomery County, PA | # 3 | 13 | 20.0 TWh |
| Montour County, PA | # 23 | 2 | 3.3 TWh |
| Northampton County, PA | # 5 | 11 | 13.1 TWh |
| Northumberland County, PA | # 37 | 4 | 103.7 GWh |
| Philadelphia County, PA | # 28 | 16 | 1.2 TWh |
| Potter County, PA | # 34 | 3 | 267.7 GWh |
| Schuylkill County, PA | # 25 | 14 | 1.7 TWh |
| Snyder County, PA | # 10 | 4 | 7.5 TWh |
| Somerset County, PA | # 29 | 16 | 927.5 GWh |
| Susquehanna County, PA | # 43 | 5 | 60.3 GWh |
| Tioga County, PA | # 35 | 6 | 225.8 GWh |
| Union County, PA | # 45 | 3 | 45.7 GWh |
| Venango County, PA | # 33 | 3 | 420.4 GWh |
| Washington County, PA | # 47 | 8 | 38.7 GWh |
| Wayne County, PA | # 36 | 4 | 180.6 GWh |
| Westmoreland County, PA | # 12 | 4 | 7.1 TWh |
| Wyoming County, PA | # 27 | 4 | 1.3 TWh |
| York County, PA | # 1 | 13 | 36.0 TWh |