Directory of Power Plants in Pennsylvania
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Peach Bottom | Constellation Nuclear | Delta, PA | PJM Interconnection, LLC (PJM) | 21.9 TWh | Jun 1974 | Mar 2025 | Nuclear |
| TalenEnergy Susquehanna | TalenEnergy Susquehanna LLC | Berwick, PA | PJM Interconnection, LLC (PJM) | 19.8 TWh | May 1983 | Mar 2025 | Nuclear |
| Limerick | Constellation Nuclear | Sanatoga, PA | PJM Interconnection, LLC (PJM) | 19.5 TWh | Jan 1986 | Mar 2025 | Nuclear |
| Beaver Valley | Energy Harbor Nuclear Generation LLC | Shippingport, PA | PJM Interconnection, LLC (PJM) | 14.4 TWh | Aug 1976 | Mar 2025 | Nuclear |
| Lackawanna Energy Center | Invenergy Services LLC | Jessup, PA | PJM Interconnection, LLC (PJM) | 9.6 TWh | Feb 2018 | Mar 2025 | Natural Gas |
| York Energy Center | Calpine Mid-Merit LLC | Delta, PA | PJM Interconnection, LLC (PJM) | 9.0 TWh | Feb 2011 | Mar 2025 | Natural Gas : 99.7% |
| Moxie Freedom Generation Plant | Moxie Freedom LLC | Salem Township, PA | PJM Interconnection, LLC (PJM) | 8.0 TWh | Jul 2018 | Mar 2025 | Natural Gas |
| CPV Fairview Energy Center | CPV Fairview, LLC | Johnstown, PA | PJM Interconnection, LLC (PJM) | 7.6 TWh | Nov 2019 | Mar 2025 | Natural Gas |
| Fairless Energy Center | Edgewater Generation, LLC | Fairless Hills, PA | PJM Interconnection, LLC (PJM) | 7.5 TWh | Apr 2004 | Mar 2025 | Natural Gas |
| Hummel Station LLC | Hummel Station, LLC | Shamokin Dam, PA | PJM Interconnection, LLC (PJM) | 7.5 TWh | May 2018 | Mar 2025 | Natural Gas |
| Tenaska Westmoreland Generating Station | Tenaska Pennsylvania Partners, LLC | Smithton, PA | PJM Interconnection, LLC (PJM) | 7.1 TWh | Nov 2018 | Mar 2025 | Natural Gas |
| Marcus Hook Energy LP | Marcus Hook Energy LP | Marcus Hook, PA | PJM Interconnection, LLC (PJM) | 6.5 TWh | Nov 2004 | Mar 2025 | Natural Gas |
| Hamilton Patriot Generation Plant | Hamilton Operating Services, LLC | Montgomery, PA | PJM Interconnection, LLC (PJM) | 6.3 TWh | Jun 2016 | Mar 2025 | Natural Gas |
| Hunterstown Power Plant | Kestrel Acquisition, LLC | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 6.2 TWh | Jun 2003 | Mar 2025 | Natural Gas |
| Hickory Run Energy Station | Hickory Run Energy, LLC | New Castle, PA | PJM Interconnection, LLC (PJM) | 6.1 TWh | Apr 2020 | Mar 2025 | Natural Gas |
| Bethlehem Power Plant | Calpine Bethlehem LLC | Bethlehem, PA | PJM Interconnection, LLC (PJM) | 6.0 TWh | Nov 2002 | Mar 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Hamilton Liberty | Hamilton Liberty O&M LLC | Towanda, PA | PJM Interconnection, LLC (PJM) | 5.8 TWh | May 2016 | Mar 2025 | Natural Gas |
| Fayette Energy Facility | Fayette Power Company, LLC | Masontown, PA | PJM Interconnection, LLC (PJM) | 5.0 TWh | May 2003 | Mar 2025 | Natural Gas |
| Hill Top Energy Center, LLC | Hill Top Energy Center, LLC | Carmichaels, PA | PJM Interconnection, LLC (PJM) | 4.9 TWh | Jun 2021 | Mar 2025 | Natural Gas |
| Ironwood LLC | Helix Ironwood LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 4.9 TWh | Nov 2001 | Mar 2025 | Natural Gas |
| Brunner Island | Brunner Island LLC | York Haven, PA | PJM Interconnection, LLC (PJM) | 4.4 TWh | Apr 1961 | Mar 2025 | Natural Gas : 67.0% Bituminous Coal : 33.0% |
| Lower Mount Bethel Energy | Lower Mount Bethel Energy LLC | Bangor, PA | PJM Interconnection, LLC (PJM) | 4.0 TWh | Jan 2004 | Mar 2025 | Natural Gas |
| Allegheny Energy Units 3 4 & 5 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 4.0 TWh | Jun 2003 | Mar 2025 | Natural Gas |
| Conemaugh | KeyCon Operating LLC | New Florence, PA | PJM Interconnection, LLC (PJM) | 4.0 TWh | Jan 1970 | Feb 2025 | Bituminous Coal : 99.5% |
| Liberty Electric Power Plant | Liberty Electric Power LLC | Eddystone, PA | PJM Interconnection, LLC (PJM) | 3.9 TWh | Apr 2002 | Mar 2025 | Natural Gas |
| Birdsboro Power | Birdsboro Power LLC | Birdsboro, PA | PJM Interconnection, LLC (PJM) | 3.8 TWh | Apr 2019 | Mar 2025 | Natural Gas |
| Ontelaunee Energy Center | Ontelaunee Energy Center | Reading, PA | PJM Interconnection, LLC (PJM) | 3.5 TWh | Apr 2002 | Mar 2025 | Natural Gas |
| Keystone | KeyCon Operating LLC | Shelocta, PA | PJM Interconnection, LLC (PJM) | 3.4 TWh | Jul 1967 | Mar 2025 | Bituminous Coal |
| TalenEnergy Montour | TalenEnergy Montour LLC | Washingtonville, PA | PJM Interconnection, LLC (PJM) | 3.3 TWh | Jan 1971 | Mar 2025 | Natural Gas : 99.9% |
| TalenEnergy Martins Creek | TalenEnergy Martins Creek LLC | Bangor, PA | PJM Interconnection, LLC (PJM) | 2.6 TWh | May 1971 | Mar 2025 | Natural Gas : 98.4% Residual Fuel Oil : 1.6% |
| Seward (PA) | Seward Generating LLC | New Florence, PA | PJM Interconnection, LLC (PJM) | 2.0 TWh | Oct 2004 | Mar 2025 | Waste/Other Coal : 99.8% |
| Shell Chemical Appalachia LLC | Shell Chemical Appalachia LLC | Monaca, PA | PJM Interconnection, LLC (PJM) | 1.6 TWh | Jun 2021 | Mar 2025 | Natural Gas |
| Shawville | Shawville Power, LLC | Shawville, PA | PJM Interconnection, LLC (PJM) | 1.3 TWh | Feb 1954 | Mar 2025 | Natural Gas |
| Armstrong | Armstrong Power LLC | Shelocta, PA | PJM Interconnection, LLC (PJM) | 1.2 TWh | Apr 2002 | Mar 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Grays Ferry Cogeneration | Grays Ferry Cogen Partnership | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 1.2 TWh | Sep 1997 | Dec 2023 | Natural Gas : 99.9% |
| Safe Harbor | Safe Harbor | Conestoga, PA | PJM Interconnection, LLC (PJM) | 989.2 GWh | Nov 1931 | Dec 2023 | Water |
| Holtwood | BIF III Holtwood LLC | Holtwood, PA | PJM Interconnection, LLC (PJM) | 949.8 GWh | Sep 1910 | Dec 2023 | Water |
| New Castle Plant | New Castle Power, LLC | West Pittsburg, PA | PJM Interconnection, LLC (PJM) | 898.1 GWh | Aug 1952 | Dec 2023 | Natural Gas |
| Procter & Gamble Mehoopany Mill | Procter & Gamble Ppr Prdts Co | Mehoopany, PA | PJM Interconnection, LLC (PJM) | 847.7 GWh | Sep 1984 | Dec 2023 | Natural Gas |
| Colver Green Energy | Inter-Power/AhlCon Partners, L.P. | Colver, PA | PJM Interconnection, LLC (PJM) | 702.3 GWh | Jan 1995 | Dec 2023 | Waste/Other Coal |
| St Nicholas Cogen Project | Schuylkill Energy Resource Inc | Shenandoah, PA | PJM Interconnection, LLC (PJM) | 645.7 GWh | Aug 1990 | Mar 2025 | Waste/Other Coal : 99.7% |
| John B Rich Memorial Power Station | Gilberton Power Co | Frackville, PA | PJM Interconnection, LLC (PJM) | 624.1 GWh | Jan 1988 | Dec 2023 | Waste/Other Coal : 99.7% |
| Hunlock Power Station | UGI Development Co | Hunlok Creek, PA | PJM Interconnection, LLC (PJM) | 603.0 GWh | Aug 1959 | Dec 2023 | Natural Gas |
| Covanta Delaware Valley | Covanta Delaware Valley LP | Chester, PA | PJM Interconnection, LLC (PJM) | 532.9 GWh | Mar 1991 | Mar 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Panther Creek Energy Facility | Panther Creek Power Operating, LLC | Nesquehoning, PA | PJM Interconnection, LLC (PJM) | 476.5 GWh | Jun 1992 | Dec 2023 | Waste/Other Coal : 99.5% |
| Mon Valley Works | United States Steel-Mon Valley | Dravosburg, PA | PJM Interconnection, LLC (PJM) | 473.7 GWh | May 1943 | Dec 2023 | Blast Furnace Gas : 82.2% Other Gas : 17.8% |
| Northampton Generating Company LP | EIF Northampton GP, LLC | Northampton, PA | PJM Interconnection, LLC (PJM) | 467.6 GWh | Jul 1995 | Mar 2025 | Waste/Other Coal : 97.6% Waste/Other Oil : 1.5% Tire-derived Fuels : 0.9% |
| Pixelle Specialty Solutions LLC - Spring Grove Facility | Pixelle Specialty Solutions LLC - (PA) | Spring Grove, PA | PJM Interconnection, LLC (PJM) | 401.8 GWh | Apr 1948 | Mar 2025 | Black Liquor : 49.1% Natural Gas : 23.7% Bituminous Coal : 22.0% Wood/Wood Waste Solids : 4.1% Sludge Waste : 0.8% |
| Twin Ridges Wind Farm | Vitol PA Wind LLC | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 382.5 GWh | Nov 2012 | Dec 2023 | Wind |
| Mehoopany Wind Energy LLC | AE Power Services LLC | Noxen, PA | PJM Interconnection, LLC (PJM) | 343.3 GWh | Nov 2012 | Dec 2023 | Wind |
| Wheelabrator Falls | Wheelabrator Environmental Systems | Morrisville, PA | PJM Interconnection, LLC (PJM) | 303.6 GWh | Apr 1994 | Mar 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| 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% |
| Ebensburg Power | Ebensburg Power Co | Ebensburg, PA | PJM Interconnection, LLC (PJM) | 285.1 GWh | Oct 1990 | Dec 2023 | Waste/Other Coal : 99.9% |
| West Point (PA) | Merck & Co Inc-West Point | West Point, PA | PJM Interconnection, LLC (PJM) | 284.1 GWh | Dec 1971 | Dec 2023 | Natural Gas |
| Big Level Wind | Big Level Wind LLC | Hector Township, PA | PJM Interconnection, LLC (PJM) | 276.5 GWh | Nov 2019 | Mar 2025 | Wind |
| Sandy Ridge Wind 2, LLC | Algonquin Power Co | Tyrone, PA | PJM Interconnection, LLC (PJM) | 243.9 GWh | Aug 2023 | Mar 2025 | Wind |
| Chambersburg | Chambersburg Energy, LLC | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 243.0 GWh | Oct 2001 | Dec 2023 | Natural Gas |
| York County Resource Recovery | York County Solid W & R Auth | York, PA | PJM Interconnection, LLC (PJM) | 234.1 GWh | Oct 1989 | Mar 2025 | Non-biogenic Municipal Solid Waste : 53.4% Biogenic Municipal Solid Waste : 43.7% Natural Gas : 3.0% |
| Armenia Mountain Wind Farm | ALLETE Clean Energy | Mainesburg, PA | PJM Interconnection, LLC (PJM) | 224.0 GWh | Nov 2009 | Dec 2023 | Wind |
| Covanta Plymouth Renewable Energy | Covanta Plymouth Renewable Energy L P | Conshohocken, PA | PJM Interconnection, LLC (PJM) | 215.7 GWh | Nov 1991 | Mar 2025 | Non-biogenic Municipal Solid Waste : 54.5% Biogenic Municipal Solid Waste : 44.6% Distillate Fuel Oil : 0.8% |
| North Allegheny Windpower Project | Duke Energy Renewables Services | Lilly, PA | PJM Interconnection, LLC (PJM) | 203.5 GWh | Aug 2009 | Mar 2025 | Wind |
| Allegheny Ridge Wind Farm | Leeward Asset Management, LLC | Portage, PA | PJM Interconnection, LLC (PJM) | 200.6 GWh | May 2007 | Mar 2025 | Wind |
| Locust Ridge II LLC | Avangrid Renewables LLC | Shenandoah, PA | PJM Interconnection, LLC (PJM) | 187.8 GWh | Apr 2009 | Dec 2023 | Wind |
| Lancaster County Resource Recovery | Covanta Lancaster Inc | Brainbridge, PA | PJM Interconnection, LLC (PJM) | 186.3 GWh | Nov 1990 | Mar 2025 | Non-biogenic Municipal Solid Waste : 54.8% Biogenic Municipal Solid Waste : 44.9% |
| Chester Operations | Kimberly-Clark Corp | Chester, PA | PJM Interconnection, LLC (PJM) | 169.3 GWh | Apr 1986 | Dec 2023 | Natural Gas |
| Highland North Wind Farm | Vitol PA Wind LLC | Sidman, PA | PJM Interconnection, LLC (PJM) | 167.3 GWh | Feb 2012 | Dec 2023 | Wind |
| CPV Maple Hill Solar | CPV Maple Hill Solar, LLC | Portage, PA | PJM Interconnection, LLC (PJM) | 162.5 GWh | Oct 2023 | Mar 2025 | Solar |
| Westwood Generation LLC | Rausch Creek Generation, LLC | Tremont, PA | PJM Interconnection, LLC (PJM) | 156.3 GWh | May 1987 | Dec 2023 | Waste/Other Coal : 99.3% Distillate Fuel Oil : 0.7% |
| Adams Solar LLC PA | Adams Solar LLC (PA) | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 147.1 GWh | Nov 2023 | Mar 2025 | Solar |
| Handsome Lake Energy LLC | Handsome Lake Energy LLC | Kennerdell, PA | PJM Interconnection, LLC (PJM) | 132.7 GWh | Jun 2001 | Dec 2023 | Natural Gas |
| Great Cove Solar II | AES Clean Energy | Saint Thomas, PA | PJM Interconnection, LLC (PJM) | 130.0 GWh | Nov 2023 | Mar 2025 | Solar |
| Springdale 1 & 2 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 128.2 GWh | Nov 1999 | Dec 2023 | Natural Gas |
| Stony Creek Wind Farm LLC | RWE Renewables Americas, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 128.0 GWh | Oct 2009 | Dec 2023 | Wind |
| Gans | Gans Energy LLC | Gans, PA | PJM Interconnection, LLC (PJM) | 126.1 GWh | Oct 2000 | Dec 2023 | Natural Gas |
| Cambria Wind LLC | Exus North America Management Partners LLC | Sidman, PA | PJM Interconnection, LLC (PJM) | 121.6 GWh | Jul 2009 | Dec 2023 | Wind |
| Laurel Hill Wind | Duke Energy Renewables Services | Roaring Branch, PA | PJM Interconnection, LLC (PJM) | 119.9 GWh | Aug 2012 | Mar 2025 | Wind |
| Pittsburgh Airport Gas Plant | IMG Energy Solutions | Coraopolis, PA | PJM Interconnection, LLC (PJM) | 118.4 GWh | Jun 2021 | Dec 2023 | Natural Gas |
| Sandy Ridge Wind Farm | Algonquin Power Co | Tyrone, PA | PJM Interconnection, LLC (PJM) | 114.5 GWh | Jan 2012 | Dec 2023 | Wind |
| York Haven | Eagle Creek Renewable Energy, LLC | York Haven, PA | PJM Interconnection, LLC (PJM) | 110.4 GWh | Nov 1905 | Dec 2023 | Water |
| Clairton Works | United States Steel- Clairton | Clairton, PA | PJM Interconnection, LLC (PJM) | 109.4 GWh | Dec 1954 | Dec 2023 | Other Gas : 94.8% Natural Gas : 5.2% |
| Brunot Island | Brunot Island Power, LLC | Pittsburg, PA | PJM Interconnection, LLC (PJM) | 105.2 GWh | Feb 1972 | Dec 2023 | Natural Gas |
| Foster Wheeler Mt Carmel Cogen | Mount Carmel Cogen Inc | Marion Heights, PA | PJM Interconnection, LLC (PJM) | 103.7 GWh | Dec 1989 | Dec 2023 | Waste/Other Coal : 93.8% Natural Gas : 6.2% |
| Ringer Hill Wind Farm, LLC | Ringer Hill Wind LLC | Salisbury, PA | PJM Interconnection, LLC (PJM) | 96.7 GWh | Nov 2016 | Mar 2025 | Wind |
| South Chestnut LLC | Avangrid Renewables LLC | Farmington, PA | PJM Interconnection, LLC (PJM) | 95.8 GWh | Mar 2012 | Dec 2023 | Wind |
| Archbald Power Station | PEI Power Corp | Archbald, PA | PJM Interconnection, LLC (PJM) | 93.9 GWh | Aug 1988 | Mar 2025 | Natural Gas : 73.9% Landfill Gas : 26.1% |
| Chestnut Flats Wind Farm | EDF Renewable Asset Holdings, Inc. | Altoona, PA | PJM Interconnection, LLC (PJM) | 92.8 GWh | Nov 2011 | Dec 2023 | Wind |
| Harrisburg Facility | Harrisburg Authority | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 92.7 GWh | Mar 2006 | Mar 2025 | Non-biogenic Municipal Solid Waste : 52.9% Biogenic Municipal Solid Waste : 43.3% Natural Gas : 3.8% |
| Great Cove Solar | AES Distributed Energy | McConnellsburg, PA | PJM Interconnection, LLC (PJM) | 91.6 GWh | Nov 2023 | Mar 2025 | Solar |
| Waymart Wind | Sequitur Renewables, LLC | Forest City, PA | PJM Interconnection, LLC (PJM) | 91.1 GWh | Sep 2003 | Mar 2025 | Wind |
| Wallenpaupack | Wallenpuapack Hydro | Drumore, PA | PJM Interconnection, LLC (PJM) | 90.2 GWh | May 1926 | Dec 2023 | Water |
| Lookout Windpower LLC | Lookout Windpower, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 86.8 GWh | Sep 2008 | Dec 2023 | Wind |
| Allegheny Hydro No 9 | Allegheny Hydro LP | Cowansville, PA | PJM Interconnection, LLC (PJM) | 86.7 GWh | Nov 1990 | Dec 2023 | Water |
| Lake Lynn Hydro Station | Eagle Creek Renewable Energy, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 86.5 GWh | Apr 1926 | Dec 2023 | Water |
| Casselman Wind Power Project | Avangrid Renewables LLC | Garrett, PA | PJM Interconnection, LLC (PJM) | 85.8 GWh | Nov 2007 | Dec 2023 | Wind |
| Patton Wind Farm | Vitol PA Wind LLC | Patton, PA | PJM Interconnection, LLC (PJM) | 81.2 GWh | Nov 2012 | Dec 2023 | Wind |
| Allegheny Hydro No 8 | Allegheny Hydro LP | Adrian, PA | PJM Interconnection, LLC (PJM) | 73.2 GWh | Nov 1990 | Dec 2023 | Water |
| William F Matson Generating Station | Allegheny Electric Coop Inc | Huntingdon, PA | PJM Interconnection, LLC (PJM) | 72.2 GWh | May 1988 | Mar 2025 | Water |
| Beaver Dam | Beaver Dam Energy LLC | Canton Township, PA | PJM Interconnection, LLC (PJM) | 68.1 GWh | May 2016 | Dec 2023 | Natural Gas |
| Wolf Run Energy | Wolf Run Energy LLC | Wilmot Township, PA | PJM Interconnection, LLC (PJM) | 66.1 GWh | May 2019 | Dec 2023 | Natural Gas |
| Wind Park Bear Creek | Leeward Asset Management, LLC | Bear Creek, PA | PJM Interconnection, LLC (PJM) | 66.0 GWh | Feb 2006 | Mar 2025 | Wind |
Browse Power Plants By Pennsylvania Counties
Figures are based on March 2025 generation numbers.| County | State Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| York County, PA | # 1 | 13 | 36.0 TWh |
| Luzerne County, PA | # 2 | 10 | 28.5 TWh |
| Montgomery County, PA | # 3 | 13 | 20.0 TWh |
| Beaver County, PA | # 4 | 12 | 16.0 TWh |
| Northampton County, PA | # 5 | 11 | 13.2 TWh |
| Delaware County, PA | # 6 | 7 | 11.1 TWh |
| Lackawanna County, PA | # 7 | 5 | 9.7 TWh |
| Cambria County, PA | # 8 | 11 | 9.3 TWh |
| Bucks County, PA | # 9 | 10 | 7.9 TWh |
| Snyder County, PA | # 10 | 4 | 7.5 TWh |
| Berks County, PA | # 11 | 11 | 7.3 TWh |
| Westmoreland County, PA | # 12 | 4 | 7.1 TWh |
| Lawrence County, PA | # 13 | 2 | 7.0 TWh |
| Lycoming County, PA | # 14 | 8 | 6.4 TWh |
| Adams County, PA | # 15 | 7 | 6.4 TWh |
| Bradford County, PA | # 16 | 8 | 6.1 TWh |
| Indiana County, PA | # 17 | 4 | 6.0 TWh |
| Fayette County, PA | # 18 | 8 | 5.3 TWh |
| Allegheny County, PA | # 19 | 18 | 5.0 TWh |
| Lebanon County, PA | # 20 | 4 | 4.9 TWh |
| Greene County, PA | # 21 | 4 | 4.9 TWh |
| Armstrong County, PA | # 22 | 8 | 4.8 TWh |
| Montour County, PA | # 23 | 2 | 3.3 TWh |
| Lancaster County, PA | # 24 | 15 | 1.8 TWh |
| Schuylkill County, PA | # 25 | 14 | 1.7 TWh |
| County | State Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Clearfield County, PA | # 26 | 4 | 1.3 TWh |
| Wyoming County, PA | # 27 | 4 | 1.3 TWh |
| Philadelphia County, PA | # 28 | 16 | 1.2 TWh |
| Somerset County, PA | # 29 | 16 | 927.7 GWh |
| Blair County, PA | # 30 | 6 | 654.7 GWh |
| Franklin County, PA | # 31 | 14 | 653.3 GWh |
| Carbon County, PA | # 32 | 5 | 500.7 GWh |
| Venango County, PA | # 33 | 3 | 420.4 GWh |
| Potter County, PA | # 34 | 3 | 276.5 GWh |
| Tioga County, PA | # 35 | 6 | 225.8 GWh |
| Wayne County, PA | # 36 | 4 | 181.3 GWh |
| Northumberland County, PA | # 37 | 4 | 103.7 GWh |
| Dauphin County, PA | # 38 | 5 | 97.4 GWh |
| Fulton County, PA | # 39 | 1 | 91.6 GWh |
| Centre County, PA | # 40 | 3 | 86.0 GWh |
| Huntingdon County, PA | # 41 | 2 | 72.2 GWh |
| Susquehanna County, PA | # 42 | 5 | 60.3 GWh |
| Clarion County, PA | # 43 | 4 | 55.2 GWh |
| Cumberland County, PA | # 44 | 7 | 55.2 GWh |
| Union County, PA | # 45 | 3 | 45.7 GWh |
| Erie County, PA | # 46 | 6 | 39.6 GWh |
| Washington County, PA | # 47 | 8 | 38.7 GWh |
| Chester County, PA | # 48 | 8 | 9.6 GWh |
| Mercer County, PA | # 49 | 1 | 5.7 GWh |
| Monroe County, PA | # 50 | 2 | 2.9 GWh |