Directory of Power Plants in Pennsylvania
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Great Cove Solar II | AES Clean Energy | Saint Thomas, PA | PJM Interconnection, LLC (PJM) | 64.3 GWh | Nov 2023 | Aug 2024 | Solar |
| Laurel Hill Wind | Duke Energy Renewables Services | Roaring Branch, PA | PJM Interconnection, LLC (PJM) | 134.6 GWh | Aug 2012 | Aug 2024 | Wind |
| PA Solar Park | Consolidated Edison Development Inc. | Nesquehoning, PA | PJM Interconnection, LLC (PJM) | 12.5 GWh | Sep 2012 | Aug 2024 | Solar |
| Crayola Solar Project | UGI Development Co | Easton, PA | PJM Interconnection, LLC (PJM) | 2.6 GWh | Apr 2010 | Aug 2024 | Solar |
| Keystone Solar | Altus Power America Management, LLC | Quarryville, PA | PJM Interconnection, LLC (PJM) | 7.2 GWh | Aug 2012 | Aug 2024 | Solar |
| West Campus Steam Plant | Penn State University | University Park, PA | PJM Interconnection, LLC (PJM) | 36.4 GWh | Dec 1937 | Aug 2024 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| East Campus Steam Plant | Penn State University | University Park, PA | PJM Interconnection, LLC (PJM) | 46.3 GWh | May 2011 | Aug 2024 | Natural Gas : 99.9% |
| PWD Northeast WPCP Biogas Cogen Plant | Philadelphia Water Department | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 30.4 GWh | Nov 2013 | Aug 2024 | Other Biomass Gas : 86.6% Natural Gas : 13.4% |
| Hamilton Liberty | Hamilton Liberty O&M LLC | Towanda, PA | PJM Interconnection, LLC (PJM) | 6.0 TWh | May 2016 | Aug 2024 | Natural Gas |
| Hamilton Patriot Generation Plant | Hamilton Operating Services, LLC | Montgomery, PA | PJM Interconnection, LLC (PJM) | 6.4 TWh | Jun 2016 | Aug 2024 | Natural Gas |
| Dart Container Corp | Dart Container Corp | Leola, PA | PJM Interconnection, LLC (PJM) | 47.9 GWh | Nov 2012 | Aug 2024 | Landfill Gas |
| North Allegheny Windpower Project | Duke Energy Renewables Services | Lilly, PA | PJM Interconnection, LLC (PJM) | 46.4 GWh | Aug 2009 | Aug 2024 | Wind |
| Temple SEGF | Temple University | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 1.3 GWh | Apr 1993 | Aug 2024 | Natural Gas |
| Shell Chemical Appalachia LLC | Shell Chemical Appalachia LLC | Monaca, PA | PJM Interconnection, LLC (PJM) | 1.5 TWh | Jun 2021 | Aug 2024 | Natural Gas |
| Allegheny Ridge Wind Farm | Leeward Asset Management, LLC | Portage, PA | PJM Interconnection, LLC (PJM) | 167.6 GWh | May 2007 | Aug 2024 | Wind |
| Wind Park Bear Creek | Leeward Asset Management, LLC | Bear Creek, PA | PJM Interconnection, LLC (PJM) | 53.5 GWh | Feb 2006 | Aug 2024 | Wind |
| Meyersdale Windpower, LLC | Sequitur Renewables, LLC | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 30.9 GWh | Nov 2003 | Aug 2024 | Wind |
| Waymart Wind | Sequitur Renewables, LLC | Forest City, PA | PJM Interconnection, LLC (PJM) | 95.2 GWh | Sep 2003 | Aug 2024 | Wind |
| Orchard Park | Borough of Chambersburg | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 24.9 GWh | Nov 2003 | Aug 2024 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| Hunterstown Power Plant | Kestrel Acquisition, LLC | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 4.2 TWh | Jun 2003 | Aug 2024 | Natural Gas |
| Mill Run Windpower LLC | Sequitur Renewables, LLC | Mill Run, PA | PJM Interconnection, LLC (PJM) | 14.0 GWh | Nov 2001 | Aug 2024 | Wind |
| Somerset Windpower LLC | Sequitur Renewables, LLC | Ohiopyle, PA | PJM Interconnection, LLC (PJM) | 5.0 GWh | Nov 2001 | Aug 2024 | Wind |
| Marcus Hook Energy LP | Marcus Hook Energy LP | Marcus Hook, PA | PJM Interconnection, LLC (PJM) | 6.5 TWh | Nov 2004 | Aug 2024 | Natural Gas |
| Moxie Freedom Generation Plant | Moxie Freedom LLC | Salem Township, PA | PJM Interconnection, LLC (PJM) | 7.7 TWh | Jul 2018 | Aug 2024 | Natural Gas |
| Allegheny Energy Units 3 4 & 5 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 4.2 TWh | Jun 2003 | Aug 2024 | Natural Gas |
| Bethlehem Power Plant | Calpine Bethlehem LLC | Bethlehem, PA | PJM Interconnection, LLC (PJM) | 6.2 TWh | Nov 2002 | Aug 2024 | Natural Gas |
| Lower Mount Bethel Energy | Lower Mount Bethel Energy LLC | Bangor, PA | PJM Interconnection, LLC (PJM) | 4.4 TWh | Jan 2004 | Aug 2024 | Natural Gas |
| Ringer Hill Wind Farm, LLC | Ringer Hill Wind LLC | Salisbury, PA | PJM Interconnection, LLC (PJM) | 92.7 GWh | Nov 2016 | Aug 2024 | Wind |
| York Energy Center | Calpine Mid-Merit LLC | Delta, PA | PJM Interconnection, LLC (PJM) | 8.8 TWh | Feb 2011 | Aug 2024 | Natural Gas |
| Fayette Energy Facility | Fayette Power Company, LLC | Masontown, PA | PJM Interconnection, LLC (PJM) | 5.4 TWh | May 2003 | Aug 2024 | Natural Gas |
| Lackawanna Energy Center | Invenergy Services LLC | Jessup, PA | PJM Interconnection, LLC (PJM) | 10.3 TWh | Feb 2018 | Aug 2024 | Natural Gas |
| Armstrong | Armstrong Power LLC | Shelocta, PA | PJM Interconnection, LLC (PJM) | 1.3 TWh | Apr 2002 | Aug 2024 | Natural Gas : 99.9% |
| Ironwood LLC | Helix Ironwood LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 3.5 TWh | Nov 2001 | Aug 2024 | Natural Gas |
| Fairless Energy Center | Edgewater Generation, LLC | Fairless Hills, PA | PJM Interconnection, LLC (PJM) | 7.8 TWh | Apr 2004 | Aug 2024 | Natural Gas |
| Hummel Station LLC | Hummel Station, LLC | Shamokin Dam, PA | PJM Interconnection, LLC (PJM) | 8.4 TWh | May 2018 | Aug 2024 | Natural Gas |
| Liberty Electric Power Plant | Liberty Electric Power LLC | Eddystone, PA | PJM Interconnection, LLC (PJM) | 3.8 TWh | Apr 2002 | Aug 2024 | Natural Gas |
| Ontelaunee Energy Center | Ontelaunee Energy Center | Reading, PA | PJM Interconnection, LLC (PJM) | 3.8 TWh | Apr 2002 | Aug 2024 | Natural Gas |
| Tenaska Westmoreland Generating Station | Tenaska Pennsylvania Partners, LLC | Smithton, PA | PJM Interconnection, LLC (PJM) | 6.8 TWh | Nov 2018 | Aug 2024 | Natural Gas |
| Big Level Wind | Big Level Wind LLC | Hector Township, PA | PJM Interconnection, LLC (PJM) | 257.7 GWh | Nov 2019 | Aug 2024 | Wind |
| Wheelabrator Falls | Wheelabrator Environmental Systems | Morrisville, PA | PJM Interconnection, LLC (PJM) | 313.8 GWh | Apr 1994 | Aug 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| CPV Fairview Energy Center | CPV Fairview, LLC | Johnstown, PA | PJM Interconnection, LLC (PJM) | 7.0 TWh | Nov 2019 | Aug 2024 | Natural Gas |
| St Nicholas Cogen Project | Schuylkill Energy Resource Inc | Shenandoah, PA | PJM Interconnection, LLC (PJM) | 607.1 GWh | Aug 1990 | Aug 2024 | Waste/Other Coal : 99.7% |
| Covanta Plymouth Renewable Energy | Covanta Plymouth Renewable Energy L P | Conshohocken, PA | PJM Interconnection, LLC (PJM) | 212.5 GWh | Nov 1991 | Aug 2024 | Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.6% Distillate Fuel Oil : 0.8% |
| Bucknell University | Bucknell University | Lewisburg, PA | PJM Interconnection, LLC (PJM) | 41.7 GWh | Sep 1991 | Aug 2024 | Natural Gas |
| Temple Solar Arrays | UGI Energy Services, LLC | Reading, PA | PJM Interconnection, LLC (PJM) | 2.8 GWh | Apr 2011 | Aug 2024 | Solar |
| Hickory Run Energy Station | Hickory Run Energy, LLC | New Castle, PA | PJM Interconnection, LLC (PJM) | 5.9 TWh | Apr 2020 | Aug 2024 | Natural Gas |
| Birdsboro Power | Birdsboro Power LLC | Birdsboro, PA | PJM Interconnection, LLC (PJM) | 3.7 TWh | Apr 2019 | Aug 2024 | Natural Gas |
| Northampton Generating Company LP | EIF Northampton GP, LLC | Northampton, PA | PJM Interconnection, LLC (PJM) | 548.5 GWh | Jul 1995 | Aug 2024 | Waste/Other Coal : 95.8% Tire-derived Fuels : 3.3% Waste/Other Oil : 0.8% |
| Lancaster County Resource Recovery | Covanta Lancaster Inc | Brainbridge, PA | PJM Interconnection, LLC (PJM) | 185.5 GWh | Nov 1990 | Aug 2024 | Non-biogenic Municipal Solid Waste : 54.8% Biogenic Municipal Solid Waste : 44.8% |
| Hill Top Energy Center, LLC | Hill Top Energy Center, LLC | Carmichaels, PA | PJM Interconnection, LLC (PJM) | 4.4 TWh | Jun 2021 | Aug 2024 | Natural Gas |
| Dickinson Solar | Dickinson Solar, LLC | Carlisle, PA | PJM Interconnection, LLC (PJM) | 3.8 GWh | Nov 2016 | Aug 2024 | Solar |
| Pixelle Specialty Solutions LLC - Spring Grove Facility | Pixelle Specialty Solutions LLC - (PA) | Spring Grove, PA | PJM Interconnection, LLC (PJM) | 387.5 GWh | Apr 1948 | Aug 2024 | Black Liquor : 48.9% Natural Gas : 23.4% Bituminous Coal : 21.1% Wood/Wood Waste Solids : 5.4% Sludge Waste : 0.9% |
| Seward (PA) | Seward Generating LLC | New Florence, PA | PJM Interconnection, LLC (PJM) | 2.6 TWh | Oct 2004 | Aug 2024 | Waste/Other Coal : 99.6% |
| Brunner Island | Brunner Island LLC | York Haven, PA | PJM Interconnection, LLC (PJM) | 3.6 TWh | Apr 1961 | Aug 2024 | Natural Gas : 95.0% Bituminous Coal : 5.0% |
| Keystone | KeyCon Operating LLC | Shelocta, PA | PJM Interconnection, LLC (PJM) | 2.8 TWh | Jul 1967 | Aug 2024 | Bituminous Coal |
| TalenEnergy Martins Creek | TalenEnergy Martins Creek LLC | Bangor, PA | PJM Interconnection, LLC (PJM) | 1.6 TWh | May 1971 | Aug 2024 | Natural Gas : 98.3% Residual Fuel Oil : 1.6% |
| TalenEnergy Montour | TalenEnergy Montour LLC | Washingtonville, PA | PJM Interconnection, LLC (PJM) | 2.4 TWh | Jan 1971 | Aug 2024 | Natural Gas : 81.0% Bituminous Coal : 18.9% |
| Peach Bottom | Constellation Nuclear | Delta, PA | PJM Interconnection, LLC (PJM) | 21.9 TWh | Jun 1974 | Aug 2024 | Nuclear |
| Great Cove Solar | AES Distributed Energy | McConnellsburg, PA | PJM Interconnection, LLC (PJM) | 64.1 GWh | Nov 2023 | Aug 2024 | Solar |
| Sandy Ridge Wind 2, LLC | Algonquin Power Co | Tyrone, PA | PJM Interconnection, LLC (PJM) | 206.4 GWh | Aug 2023 | Aug 2024 | Wind |
| CPV Maple Hill Solar | CPV Maple Hill Solar, LLC | Portage, PA | PJM Interconnection, LLC (PJM) | 134.8 GWh | Oct 2023 | Aug 2024 | Solar |
| Beaver Valley | Energy Harbor Nuclear Generation LLC | Shippingport, PA | PJM Interconnection, LLC (PJM) | 15.1 TWh | Aug 1976 | Aug 2024 | Nuclear |
| TalenEnergy Susquehanna | TalenEnergy Susquehanna LLC | Berwick, PA | PJM Interconnection, LLC (PJM) | 19.3 TWh | May 1983 | Aug 2024 | Nuclear |
| Limerick | Constellation Nuclear | Sanatoga, PA | PJM Interconnection, LLC (PJM) | 19.3 TWh | Jan 1986 | Aug 2024 | Nuclear |
| Shawville | Shawville Power, LLC | Shawville, PA | PJM Interconnection, LLC (PJM) | 1.8 TWh | Feb 1954 | Aug 2024 | Natural Gas |
| William F Matson Generating Station | Allegheny Electric Coop Inc | Huntingdon, PA | PJM Interconnection, LLC (PJM) | 79.9 GWh | May 1988 | Aug 2024 | Water |
| Falling Spring | Borough of Chambersburg | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 906.0 MWh | Nov 1967 | Aug 2024 | Natural Gas : 90.4% Distillate Fuel Oil : 9.6% |
| General Electric Diesel Engine Plant | General Electric Co | Grove City, PA | PJM Interconnection, LLC (PJM) | 5.4 GWh | May 1984 | Aug 2024 | Distillate Fuel Oil |
| Harrisburg Facility | Harrisburg Authority | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 93.2 GWh | Mar 2006 | Aug 2024 | Non-biogenic Municipal Solid Waste : 52.9% Biogenic Municipal Solid Waste : 43.3% Natural Gas : 3.8% |
| Indiana University of Pennsylvania | Indiana University of Penn | Indiana, PA | PJM Interconnection, LLC (PJM) | 18.3 GWh | Feb 1988 | Aug 2024 | Natural Gas : 97.2% Distillate Fuel Oil : 2.8% |
| Adams Solar LLC PA | Adams Solar LLC (PA) | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 106.8 GWh | Nov 2023 | Aug 2024 | Solar |
| Conemaugh | KeyCon Operating LLC | New Florence, PA | PJM Interconnection, LLC (PJM) | 2.9 TWh | Jan 1970 | Aug 2024 | Bituminous Coal : 99.3% Natural Gas : 0.7% |
| Archbald Power Station | PEI Power Corp | Archbald, PA | PJM Interconnection, LLC (PJM) | 112.6 GWh | Aug 1988 | Aug 2024 | Natural Gas : 78.6% Landfill Gas : 21.4% |
| York County Resource Recovery | York County Solid W & R Auth | York, PA | PJM Interconnection, LLC (PJM) | 249.9 GWh | Oct 1989 | Aug 2024 | Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.2% Natural Gas : 1.9% |
| Covanta Delaware Valley | Covanta Delaware Valley LP | Chester, PA | PJM Interconnection, LLC (PJM) | 569.3 GWh | Mar 1991 | Aug 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Allenwood | EPP Renewable Energy | Montgomery, PA | PJM Interconnection, LLC (PJM) | 22.5 GWh | Sep 2012 | Dec 2023 | Landfill Gas |
| Quakertown PA BTM | American Mun Power-Ohio, Inc | Quakertown, PA | PJM Interconnection, LLC (PJM) | 12.0 MWh | Oct 2023 | Dec 2023 | Distillate Fuel Oil |
| Milan | Milan Energy LLC | Milan, PA | PJM Interconnection, LLC (PJM) | 49.7 GWh | Feb 2017 | Dec 2023 | Natural Gas |
| Lycoming County | EPP Renewable Energy | Montgomery, PA | PJM Interconnection, LLC (PJM) | 18.6 GWh | Sep 2012 | Dec 2023 | Landfill Gas |
| 500 Virginia Solar | Alliance HP Virginia Drive LLC | Ft. Washington, PA | PJM Interconnection, LLC (PJM) | 1.3 GWh | Jun 2011 | Dec 2023 | Solar |
| Alpaca | Alpaca Energy LLC | Canton Township, PA | PJM Interconnection, LLC (PJM) | 53.7 GWh | Mar 2017 | Dec 2023 | Natural Gas |
| Beaver Dam | Beaver Dam Energy LLC | Canton Township, PA | PJM Interconnection, LLC (PJM) | 68.1 GWh | May 2016 | Dec 2023 | Natural Gas |
| Roundtop | Roundtop Energy LLC | Meshoppen, PA | PJM Interconnection, LLC (PJM) | 60.3 GWh | Sep 2015 | Dec 2023 | Natural Gas |
| Oxbow Creek | Oxbow Creek Energy LLC | Factoryville, PA | PJM Interconnection, LLC (PJM) | 62.4 GWh | Nov 2019 | Dec 2023 | Natural Gas |
| Mahoning Creek Hydroelectric Project | Eagle Creek Renewable Energy, LLC | New Bethlehem, PA | PJM Interconnection, LLC (PJM) | 8.5 GWh | Nov 2013 | Dec 2023 | Water |
| Pickering Solar | Aqua America Inc | Phoenixville, PA | PJM Interconnection, LLC (PJM) | 1.9 GWh | Dec 2011 | Dec 2023 | Solar |
| L&S Sweetners | EDL Inc | Leola, PA | PJM Interconnection, LLC (PJM) | 15.1 GWh | Sep 2013 | Dec 2023 | Landfill Gas |
| CASD Solar | Carlisle Area School District | Carlisle, PA | PJM Interconnection, LLC (PJM) | 1.0 MWh | Sep 2010 | Dec 2023 | Solar |
| Vitro Architectural Glass (PA) | Vitro Architectural Glass (PA) | Carlisle, PA | PJM Interconnection, LLC (PJM) | 72.5 MWh | Jun 1972 | Dec 2023 | Distillate Fuel Oil |
| Lincoln Financial Field | NRG Energy Center Eagles LLC | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 2.8 GWh | Dec 2012 | Dec 2023 | Solar |
| Jordan Energy-DFA Middlebury Center Plan | Distributed Solar Development, LLC | Middlebury Center, PA | PJM Interconnection, LLC (PJM) | 1.6 GWh | Nov 2021 | Dec 2023 | Solar |
| Pine 1 Solar | BE-Pine1 LLC | Hookstown, PA | PJM Interconnection, LLC (PJM) | 623.0 MWh | Oct 2023 | Dec 2023 | Solar |
| Tullytown | WM Renewable Energy LLC | Morrisville, PA | PJM Interconnection, LLC (PJM) | 13.2 GWh | Feb 2013 | Dec 2023 | Landfill Gas |
| Pine 2 Solar | BE-Pine2 LLC | Hookstown, PA | PJM Interconnection, LLC (PJM) | 978.0 MWh | Oct 2023 | Dec 2023 | Solar |
| Hatfield PA BTM | American Mun Power-Ohio, Inc | Hatfield, PA | PJM Interconnection, LLC (PJM) | 65.0 MWh | Nov 2022 | Dec 2023 | Distillate Fuel Oil |
| Weatherly(PA) RTO BTM | American Mun Power-Ohio, Inc | Weatherly, PA | PJM Interconnection, LLC (PJM) | 42.0 MWh | May 2023 | Dec 2023 | Distillate Fuel Oil |
| Martin Limestone Solar Array | Sunstream Energy LLC | New Holland, PA | PJM Interconnection, LLC (PJM) | 1.6 GWh | Nov 2012 | Dec 2023 | Solar |
| Longwood Gardens | Ecogy Pennsylvania Systems LLC | Kennett Square, PA | PJM Interconnection, LLC (PJM) | 2.0 GWh | Apr 2010 | Dec 2023 | Solar |
| Mehoopany Wind Energy LLC | AE Power Services LLC | Noxen, PA | PJM Interconnection, LLC (PJM) | 343.3 GWh | Nov 2012 | Dec 2023 | Wind |
| 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 |
Browse Power Plants By Pennsylvania Counties
Figures are based on January 2023 generation numbers.| County | State Rank | Active Plants | Jan 2023 Generation |
|---|---|---|---|
| Lehigh County, PA | # 52 | 2 | 1.8 GWh |
| Monroe County, PA | # 51 | 2 | 2.9 GWh |
| Mercer County, PA | # 50 | 1 | 5.4 GWh |
| Chester County, PA | # 49 | 8 | 9.6 GWh |
| Washington County, PA | # 48 | 8 | 38.7 GWh |
| Erie County, PA | # 47 | 6 | 39.6 GWh |
| Union County, PA | # 46 | 3 | 43.9 GWh |
| Clarion County, PA | # 45 | 4 | 55.2 GWh |
| Cumberland County, PA | # 44 | 7 | 59.2 GWh |
| Susquehanna County, PA | # 43 | 5 | 60.3 GWh |
| Fulton County, PA | # 42 | 1 | 64.1 GWh |
| Huntingdon County, PA | # 41 | 2 | 80.1 GWh |
| Centre County, PA | # 40 | 3 | 84.9 GWh |
| Dauphin County, PA | # 39 | 5 | 97.9 GWh |
| Northumberland County, PA | # 38 | 4 | 103.7 GWh |
| Elk County, PA | # 37 | 1 | 137.2 GWh |
| Wayne County, PA | # 36 | 4 | 185.4 GWh |
| Tioga County, PA | # 35 | 6 | 225.8 GWh |
| Potter County, PA | # 34 | 3 | 257.7 GWh |
| Venango County, PA | # 33 | 3 | 420.4 GWh |
| Blair County, PA | # 32 | 6 | 460.1 GWh |
| Carbon County, PA | # 31 | 5 | 501.3 GWh |
| Franklin County, PA | # 30 | 14 | 564.2 GWh |
| Somerset County, PA | # 29 | 16 | 913.1 GWh |
| Philadelphia County, PA | # 28 | 16 | 1.2 TWh |
| Wyoming County, PA | # 27 | 4 | 1.3 TWh |
| County | State Rank | Active Plants | Jan 2023 Generation |
|---|---|---|---|
| Schuylkill County, PA | # 26 | 14 | 1.7 TWh |
| Lancaster County, PA | # 25 | 15 | 1.7 TWh |
| Clearfield County, PA | # 24 | 4 | 1.9 TWh |
| Montour County, PA | # 23 | 2 | 2.4 TWh |
| Lebanon County, PA | # 22 | 4 | 3.5 TWh |
| Armstrong County, PA | # 21 | 8 | 4.3 TWh |
| Adams County, PA | # 20 | 7 | 4.3 TWh |
| Greene County, PA | # 19 | 4 | 4.4 TWh |
| Allegheny County, PA | # 18 | 18 | 5.2 TWh |
| Indiana County, PA | # 17 | 4 | 5.5 TWh |
| Fayette County, PA | # 16 | 8 | 5.7 TWh |
| Bradford County, PA | # 15 | 8 | 6.3 TWh |
| Lycoming County, PA | # 14 | 8 | 6.6 TWh |
| Lawrence County, PA | # 13 | 2 | 6.8 TWh |
| Westmoreland County, PA | # 12 | 4 | 6.8 TWh |
| Berks County, PA | # 11 | 11 | 7.5 TWh |
| Bucks County, PA | # 10 | 10 | 8.1 TWh |
| Snyder County, PA | # 9 | 4 | 8.4 TWh |
| Cambria County, PA | # 8 | 11 | 8.6 TWh |
| Lackawanna County, PA | # 7 | 5 | 10.5 TWh |
| Delaware County, PA | # 6 | 7 | 11.0 TWh |
| Northampton County, PA | # 5 | 11 | 12.8 TWh |
| Beaver County, PA | # 4 | 12 | 16.6 TWh |
| Montgomery County, PA | # 3 | 13 | 19.8 TWh |
| Luzerne County, PA | # 2 | 10 | 27.7 TWh |
| York County, PA | # 1 | 13 | 35.0 TWh |