Directory of Power Plants in Pennsylvania
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Crayola Solar Project | UGI Development Co | Easton, PA | PJM Interconnection, LLC (PJM) | 2.9 GWh | Apr 2010 | Jun 2024 | Solar |
| Longwood Gardens | Ecogy Pennsylvania Systems LLC | Kennett Square, PA | PJM Interconnection, LLC (PJM) | 2.0 GWh | Apr 2010 | Dec 2022 | Solar |
| Armenia Mountain Wind Farm | ALLETE Clean Energy | Mainesburg, PA | PJM Interconnection, LLC (PJM) | 296.0 GWh | Nov 2009 | Dec 2022 | Wind |
| Aqua Ingrams Mill | Aqua America Inc | West Chester, PA | PJM Interconnection, LLC (PJM) | 882.5 MWh | Nov 2009 | Dec 2022 | Solar |
| Stony Creek Wind Farm LLC | RWE Renewables Americas, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 141.5 GWh | Oct 2009 | Dec 2023 | Wind |
| North Allegheny Windpower Project | Duke Energy Renewables Services | Lilly, PA | PJM Interconnection, LLC (PJM) | 40.0 GWh | Aug 2009 | Jun 2024 | Wind |
| Cambria Wind LLC | Exus North America Management Partners LLC | Sidman, PA | PJM Interconnection, LLC (PJM) | 135.2 GWh | Jul 2009 | Dec 2023 | Wind |
| Locust Ridge II LLC | Avangrid Renewables LLC | Shenandoah, PA | PJM Interconnection, LLC (PJM) | 208.1 GWh | Apr 2009 | Dec 2023 | Wind |
| Waste Management Arden LFGTE | WM Renewable Energy LLC | Washington, PA | PJM Interconnection, LLC (PJM) | 42.0 GWh | Jan 2009 | Dec 2023 | Landfill Gas |
| Cumberland County PA LFG Recovery | EPP Renewable Energy | Shippensburg, PA | PJM Interconnection, LLC (PJM) | 49.9 GWh | Dec 2008 | Dec 2023 | Landfill Gas |
| Norther Tier Landfill | EPP Renewable Energy | Burlington, PA | PJM Interconnection, LLC (PJM) | 9.6 GWh | Dec 2008 | Dec 2023 | Landfill Gas |
| Broad Mountain | UGI Development Co | Schuylkill, PA | PJM Interconnection, LLC (PJM) | 48.0 GWh | Dec 2008 | Dec 2022 | Landfill Gas |
| MF Mesa Lane LLC | MF Mesa Lane LLC | Morrisville, PA | PJM Interconnection, LLC (PJM) | 3.2 GWh | Oct 2008 | Dec 2023 | Solar |
| Lookout Windpower LLC | Lookout Windpower, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 107.0 GWh | Sep 2008 | Dec 2022 | Wind |
| Pioneer Crossing Energy, LLC | Pioneer Crossing Energy LLC | Birdsboro, PA | PJM Interconnection, LLC (PJM) | 44.0 GWh | Sep 2008 | Dec 2023 | Landfill Gas |
| Forward Windpower LLC | Forward Windpower, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 61.6 GWh | Mar 2008 | Dec 2022 | Wind |
| Pine Grove | Industrial Power Generating Company LLC | Pine Grove, PA | PJM Interconnection, LLC (PJM) | 24.5 MWh | Jan 2008 | Dec 2022 | Distillate Fuel Oil : 83.7% Landfill Gas : 16.3% |
| Casselman Wind Power Project | Avangrid Renewables LLC | Garrett, PA | PJM Interconnection, LLC (PJM) | 94.4 GWh | Nov 2007 | Dec 2023 | Wind |
| GLRA Landfill | EPP Renewable Energy | Lebanon, PA | PJM Interconnection, LLC (PJM) | 15.4 GWh | Aug 2007 | Dec 2023 | Landfill Gas |
| Allegheny Ridge Wind Farm | Leeward Asset Management, LLC | Portage, PA | PJM Interconnection, LLC (PJM) | 176.5 GWh | May 2007 | Jun 2024 | Wind |
| Whitemarsh Central Utility Plant | EPP Renewable Energy | Lafayette Hill, PA | PJM Interconnection, LLC (PJM) | 110.9 MWh | Apr 2007 | Dec 2022 | Natural Gas |
| Locust Ridge | Avangrid Renewables LLC | Mahanoy City, PA | PJM Interconnection, LLC (PJM) | 59.7 GWh | Feb 2007 | Dec 2023 | Wind |
| SECCRA Community Landfill | Southeastern Chester County Refuse Auth | West Grove, PA | PJM Interconnection, LLC (PJM) | 3.8 GWh | Dec 2006 | Dec 2023 | Landfill Gas |
| Lanchester Generating Station | EDL Inc | Narvon, PA | PJM Interconnection, LLC (PJM) | 13.8 GWh | Nov 2006 | Dec 2023 | Landfill Gas |
| Harrisburg Facility | Harrisburg Authority | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 101.0 GWh | Mar 2006 | Jun 2024 | Non-biogenic Municipal Solid Waste : 52.7% Biogenic Municipal Solid Waste : 43.1% Natural Gas : 4.2% |
| Wind Park Bear Creek | Leeward Asset Management, LLC | Bear Creek, PA | PJM Interconnection, LLC (PJM) | 55.0 GWh | Feb 2006 | Jun 2024 | Wind |
| Frey Farm Landfill | EPP Renewable Energy | Conestoga, PA | PJM Interconnection, LLC (PJM) | 17.8 GWh | Dec 2005 | Dec 2023 | Landfill Gas |
| Marcus Hook Energy LP | Marcus Hook Energy LP | Marcus Hook, PA | PJM Interconnection, LLC (PJM) | 7.0 TWh | Nov 2004 | Jun 2024 | Natural Gas |
| Seward (PA) | Seward Generating LLC | New Florence, PA | PJM Interconnection, LLC (PJM) | 3.0 TWh | Oct 2004 | Jun 2024 | Waste/Other Coal : 99.7% |
| Fairless Energy Center | Edgewater Generation, LLC | Fairless Hills, PA | PJM Interconnection, LLC (PJM) | 8.6 TWh | Apr 2004 | Jun 2024 | Natural Gas |
| Lower Mount Bethel Energy | Lower Mount Bethel Energy LLC | Bangor, PA | PJM Interconnection, LLC (PJM) | 4.8 TWh | Jan 2004 | Jun 2024 | Natural Gas |
| Orchard Park | Borough of Chambersburg | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 23.1 GWh | Nov 2003 | Jun 2024 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| Meyersdale Windpower, LLC | Sequitur Renewables, LLC | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 33.8 GWh | Nov 2003 | Jun 2024 | Wind |
| Waymart Wind | Sequitur Renewables, LLC | Forest City, PA | PJM Interconnection, LLC (PJM) | 100.7 GWh | Sep 2003 | Jun 2024 | Wind |
| Allegheny Energy Units 3 4 & 5 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 4.8 TWh | Jun 2003 | Jun 2024 | Natural Gas |
| Hunterstown Power Plant | Kestrel Acquisition, LLC | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 4.7 TWh | Jun 2003 | Jun 2024 | Natural Gas |
| Fayette Energy Facility | Fayette Power Company, LLC | Masontown, PA | PJM Interconnection, LLC (PJM) | 5.9 TWh | May 2003 | Jun 2024 | Natural Gas |
| Mountain View | Industrial Power Generating Company LLC | Greencastle, PA | PJM Interconnection, LLC (PJM) | 29.5 GWh | Feb 2003 | Dec 2023 | Landfill Gas : 95.3% Distillate Fuel Oil : 4.7% |
| Bethlehem Power Plant | Calpine Bethlehem LLC | Bethlehem, PA | PJM Interconnection, LLC (PJM) | 6.8 TWh | Nov 2002 | Jun 2024 | Natural Gas |
| Ontelaunee Energy Center | Ontelaunee Energy Center | Reading, PA | PJM Interconnection, LLC (PJM) | 4.1 TWh | Apr 2002 | Jun 2024 | Natural Gas |
| Liberty Electric Power Plant | Liberty Electric Power LLC | Eddystone, PA | PJM Interconnection, LLC (PJM) | 4.1 TWh | Apr 2002 | Jun 2024 | Natural Gas |
| Armstrong | Armstrong Power LLC | Shelocta, PA | PJM Interconnection, LLC (PJM) | 1.4 TWh | Apr 2002 | Jun 2024 | Natural Gas : 99.9% |
| Ironwood LLC | Helix Ironwood LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 4.0 TWh | Nov 2001 | Jun 2024 | Natural Gas |
| Somerset Windpower LLC | Sequitur Renewables, LLC | Ohiopyle, PA | PJM Interconnection, LLC (PJM) | 5.7 GWh | Nov 2001 | Jun 2024 | Wind |
| Mill Run Windpower LLC | Sequitur Renewables, LLC | Mill Run, PA | PJM Interconnection, LLC (PJM) | 15.5 GWh | Nov 2001 | Jun 2024 | Wind |
| Chambersburg | Chambersburg Energy, LLC | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 255.9 GWh | Oct 2001 | Dec 2023 | Natural Gas |
| Handsome Lake Energy LLC | Handsome Lake Energy LLC | Kennerdell, PA | PJM Interconnection, LLC (PJM) | 139.0 GWh | Jun 2001 | Dec 2023 | Natural Gas |
| Green Knight Energy Center | Waste Management Inc | Pen Argyl, PA | PJM Interconnection, LLC (PJM) | 47.1 GWh | Jan 2001 | Dec 2023 | Landfill Gas |
| Hunlock Unit 4 | Hunlock Energy, LLC | Hunlock Green, PA | PJM Interconnection, LLC (PJM) | 50.3 GWh | Nov 2000 | Dec 2023 | Natural Gas |
| Gans | Gans Energy LLC | Gans, PA | PJM Interconnection, LLC (PJM) | 139.5 GWh | Oct 2000 | Dec 2023 | Natural Gas |
| Springdale 1 & 2 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 140.4 GWh | Nov 1999 | Dec 2023 | Natural Gas |
| ECP Uptown Campus | ECP Uptown Campus LLC | Pittsburgh, PA | PJM Interconnection, LLC (PJM) | 27.2 GWh | Oct 1997 | Dec 2023 | Natural Gas |
| Grays Ferry Cogeneration | Grays Ferry Cogen Partnership | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 1.3 TWh | Sep 1997 | Dec 2023 | Natural Gas : 99.9% |
| Lakeview Gas Recovery | WM Renewable Energy LLC | Erie, PA | PJM Interconnection, LLC (PJM) | 42.6 GWh | Apr 1997 | Dec 2023 | Landfill Gas |
| Northampton Generating Company LP | EIF Northampton GP, LLC | Northampton, PA | PJM Interconnection, LLC (PJM) | 567.9 GWh | Jul 1995 | Jun 2024 | Waste/Other Coal : 96.3% Tire-derived Fuels : 3.0% Waste/Other Oil : 0.6% |
| Colver Green Energy | Inter-Power/AhlCon Partners, L.P. | Colver, PA | PJM Interconnection, LLC (PJM) | 752.0 GWh | Jan 1995 | Dec 2022 | Waste/Other Coal |
| Wheelabrator Falls | Wheelabrator Environmental Systems | Morrisville, PA | PJM Interconnection, LLC (PJM) | 339.1 GWh | Apr 1994 | Jun 2024 | 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) | 407.3 GWh | May 1993 | Dec 2022 | Waste/Other Coal : 98.9% Distillate Fuel Oil : 1.1% |
| Temple SEGF | Temple University | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 962.0 MWh | Apr 1993 | Jun 2024 | Natural Gas |
| Johnsonburg Mill | Domtar LLC | Johnsonburg, PA | PJM Interconnection, LLC (PJM) | 153.4 GWh | Jan 1993 | Apr 2023 | Black Liquor : 57.0% Natural Gas : 43.0% |
| Panther Creek Energy Facility | Panther Creek Power Operating, LLC | Nesquehoning, PA | PJM Interconnection, LLC (PJM) | 557.8 GWh | Jun 1992 | Dec 2022 | Waste/Other Coal : 99.5% |
| Covanta Plymouth Renewable Energy | Covanta Plymouth Renewable Energy L P | Conshohocken, PA | PJM Interconnection, LLC (PJM) | 220.3 GWh | Nov 1991 | Jun 2024 | Non-biogenic Municipal Solid Waste : 54.3% Biogenic Municipal Solid Waste : 44.5% Distillate Fuel Oil : 1.2% |
| Bucknell University | Bucknell University | Lewisburg, PA | PJM Interconnection, LLC (PJM) | 45.7 GWh | Sep 1991 | Jun 2024 | Natural Gas |
| Covanta Delaware Valley | Covanta Delaware Valley LP | Chester, PA | PJM Interconnection, LLC (PJM) | 626.5 GWh | Mar 1991 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Lancaster County Resource Recovery | Covanta Lancaster Inc | Brainbridge, PA | PJM Interconnection, LLC (PJM) | 201.7 GWh | Nov 1990 | Jun 2024 | Non-biogenic Municipal Solid Waste : 54.8% Biogenic Municipal Solid Waste : 44.8% |
| Allegheny Hydro No 8 | Allegheny Hydro LP | Adrian, PA | PJM Interconnection, LLC (PJM) | 79.2 GWh | Nov 1990 | Dec 2023 | Water |
| Allegheny Hydro No 9 | Allegheny Hydro LP | Cowansville, PA | PJM Interconnection, LLC (PJM) | 94.1 GWh | Nov 1990 | Dec 2023 | Water |
| Ebensburg Power | Ebensburg Power Co | Ebensburg, PA | PJM Interconnection, LLC (PJM) | 319.2 GWh | Oct 1990 | Dec 2023 | Waste/Other Coal : 99.9% |
| St Nicholas Cogen Project | Schuylkill Energy Resource Inc | Shenandoah, PA | PJM Interconnection, LLC (PJM) | 650.3 GWh | Aug 1990 | Jun 2024 | Waste/Other Coal : 99.6% |
| Foster Wheeler Mt Carmel Cogen | Mount Carmel Cogen Inc | Marion Heights, PA | PJM Interconnection, LLC (PJM) | 115.6 GWh | Dec 1989 | Dec 2023 | Waste/Other Coal : 93.8% Natural Gas : 6.2% |
| Yough Hydro Power | D/R Hydro Co | Confluence, PA | PJM Interconnection, LLC (PJM) | 42.2 GWh | Nov 1989 | Dec 2023 | Water |
| York County Resource Recovery | York County Solid W & R Auth | York, PA | PJM Interconnection, LLC (PJM) | 274.7 GWh | Oct 1989 | Jun 2024 | Non-biogenic Municipal Solid Waste : 54.1% Biogenic Municipal Solid Waste : 44.3% Natural Gas : 1.6% |
| Conemaugh Hydro Plant | Pennsylvania Renewable Resources | Saltsburg, PA | PJM Interconnection, LLC (PJM) | 49.4 GWh | Jan 1989 | Dec 2023 | Water |
| Hazelton | Hazleton Generation LLC | Hazelton, PA | PJM Interconnection, LLC (PJM) | 23.9 GWh | Dec 1988 | Dec 2023 | Natural Gas : 92.6% Distillate Fuel Oil : 7.4% |
| Allegheny No 6 Hydro Station | Eagle Creek Renewable Energy, LLC | Ford City, PA | PJM Interconnection, LLC (PJM) | 37.8 GWh | Oct 1988 | Dec 2023 | Water |
| Allegheny No. 5 Hydro Station | Eagle Creek Renewable Energy, LLC | Schenley, PA | PJM Interconnection, LLC (PJM) | 37.9 GWh | Sep 1988 | Dec 2023 | Water |
| Archbald Power Station | PEI Power Corp | Archbald, PA | PJM Interconnection, LLC (PJM) | 121.3 GWh | Aug 1988 | Jun 2024 | Natural Gas : 83.0% Landfill Gas : 17.0% |
| William F Matson Generating Station | Allegheny Electric Coop Inc | Huntingdon, PA | PJM Interconnection, LLC (PJM) | 83.1 GWh | May 1988 | Jun 2024 | Water |
| Indiana University of Pennsylvania | Indiana University of Penn | Indiana, PA | PJM Interconnection, LLC (PJM) | 19.3 GWh | Feb 1988 | Jun 2024 | Natural Gas : 97.2% Distillate Fuel Oil : 2.8% |
| John B Rich Memorial Power Station | Gilberton Power Co | Frackville, PA | PJM Interconnection, LLC (PJM) | 678.7 GWh | Jan 1988 | Dec 2022 | Waste/Other Coal : 99.7% |
| Townsend Hydro | Beaver Falls Municipal Auth | New Brighton, PA | PJM Interconnection, LLC (PJM) | 19.2 GWh | Sep 1987 | Dec 2023 | Water |
| Westwood Generation LLC | Rausch Creek Generation, LLC | Tremont, PA | PJM Interconnection, LLC (PJM) | 168.8 GWh | May 1987 | Dec 2023 | Waste/Other Coal : 99.2% Distillate Fuel Oil : 0.8% |
| Paxton Creek Cogeneration | Energy Center Paxton LLC | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 735.9 MWh | Jul 1986 | Dec 2023 | Natural Gas : 88.5% Distillate Fuel Oil : 11.5% |
| Chester Operations | Kimberly-Clark Corp | Chester, PA | PJM Interconnection, LLC (PJM) | 203.5 GWh | Apr 1986 | Dec 2022 | Natural Gas |
| Limerick | Constellation Nuclear | Sanatoga, PA | PJM Interconnection, LLC (PJM) | 21.0 TWh | Jan 1986 | Jun 2024 | Nuclear |
| Warrior Ridge Hydro | American Hydro Power Company | Petersburg, PA | PJM Interconnection, LLC (PJM) | 204.3 MWh | Nov 1985 | Mar 2023 | Water |
| Procter & Gamble Mehoopany Mill | Procter & Gamble Ppr Prdts Co | Mehoopany, PA | PJM Interconnection, LLC (PJM) | 920.9 GWh | Sep 1984 | Dec 2023 | Natural Gas |
| General Electric Diesel Engine Plant | General Electric Co | Grove City, PA | PJM Interconnection, LLC (PJM) | 5.0 GWh | May 1984 | Jun 2024 | Distillate Fuel Oil |
| TalenEnergy Susquehanna | TalenEnergy Susquehanna LLC | Berwick, PA | PJM Interconnection, LLC (PJM) | 20.9 TWh | May 1983 | Jun 2024 | Nuclear |
| Beaver Valley Patterson Dam | Central Rivers Power US, LLC | Beaver Falls, PA | PJM Interconnection, LLC (PJM) | 5.2 GWh | Aug 1982 | Dec 2023 | Water |
| Beaver Valley | Energy Harbor Nuclear Generation LLC | Shippingport, PA | PJM Interconnection, LLC (PJM) | 16.4 TWh | Aug 1976 | Jun 2024 | Nuclear |
| Peach Bottom | Constellation Nuclear | Delta, PA | PJM Interconnection, LLC (PJM) | 23.9 TWh | Jun 1974 | Jun 2024 | Nuclear |
| Croydon CT Generating Station | Constellation Power, Inc | Bristol Twp., PA | PJM Interconnection, LLC (PJM) | 21.2 GWh | May 1974 | Dec 2022 | Distillate Fuel Oil |
| Richmond Generating Station | Constellation Power, Inc | Phila., PA | PJM Interconnection, LLC (PJM) | 7.2 GWh | May 1973 | Aug 2023 | Distillate Fuel Oil |
| Warren | Warren Generation, LLC | Warren, PA | PJM Interconnection, LLC (PJM) | 22.7 GWh | Aug 1972 | Dec 2023 | Natural Gas : 99.8% |
| Vitro Architectural Glass (PA) | Vitro Architectural Glass (PA) | Carlisle, PA | PJM Interconnection, LLC (PJM) | 84.2 MWh | Jun 1972 | Dec 2023 | Distillate Fuel Oil |
| Mountain | Mountain Power, LLC | Mount Holly Springs, PA | PJM Interconnection, LLC (PJM) | 5.4 GWh | May 1972 | Oct 2023 | Distillate Fuel Oil |
| Tolna | Tolna Power, LLC | New Freedom, PA | PJM Interconnection, LLC (PJM) | 1.0 GWh | May 1972 | Dec 2023 | Distillate Fuel Oil |
| Brunot Island | Brunot Island Power, LLC | Pittsburg, PA | PJM Interconnection, LLC (PJM) | 114.2 GWh | Feb 1972 | Dec 2023 | Natural Gas |
| West Point (PA) | Merck & Co Inc-West Point | West Point, PA | PJM Interconnection, LLC (PJM) | 309.6 GWh | Dec 1971 | Dec 2023 | Natural Gas |
Browse Power Plants By Pennsylvania Counties
Figures are based on December 2022 generation numbers.| County | State Rank | Active Plants | Dec 2022 Generation |
|---|---|---|---|
| Lehigh County, PA | # 52 | 2 | 2.0 GWh |
| Monroe County, PA | # 51 | 2 | 3.1 GWh |
| Mercer County, PA | # 50 | 1 | 5.0 GWh |
| Chester County, PA | # 49 | 8 | 9.7 GWh |
| Fulton County, PA | # 48 | 1 | 37.9 GWh |
| Washington County, PA | # 47 | 8 | 42.0 GWh |
| Erie County, PA | # 46 | 6 | 42.7 GWh |
| Union County, PA | # 45 | 3 | 47.8 GWh |
| Susquehanna County, PA | # 44 | 5 | 50.2 GWh |
| Clarion County, PA | # 43 | 4 | 61.0 GWh |
| Cumberland County, PA | # 42 | 7 | 63.8 GWh |
| Huntingdon County, PA | # 41 | 2 | 83.3 GWh |
| Centre County, PA | # 40 | 3 | 97.3 GWh |
| Dauphin County, PA | # 39 | 5 | 106.5 GWh |
| Northumberland County, PA | # 38 | 3 | 115.6 GWh |
| Elk County, PA | # 37 | 1 | 153.4 GWh |
| Wayne County, PA | # 36 | 4 | 196.5 GWh |
| Potter County, PA | # 35 | 2 | 275.5 GWh |
| Tioga County, PA | # 34 | 6 | 298.0 GWh |
| Blair County, PA | # 33 | 6 | 455.0 GWh |
| Venango County, PA | # 32 | 3 | 546.3 GWh |
| Franklin County, PA | # 31 | 14 | 554.1 GWh |
| Carbon County, PA | # 30 | 5 | 584.6 GWh |
| Somerset County, PA | # 29 | 15 | 1.0 TWh |
| Philadelphia County, PA | # 28 | 15 | 1.3 TWh |
| Wyoming County, PA | # 27 | 4 | 1.4 TWh |
| County | State Rank | Active Plants | Dec 2022 Generation |
|---|---|---|---|
| Montour County, PA | # 26 | 2 | 1.5 TWh |
| Schuylkill County, PA | # 25 | 14 | 1.8 TWh |
| Lancaster County, PA | # 24 | 15 | 1.9 TWh |
| Clearfield County, PA | # 23 | 4 | 2.0 TWh |
| Lebanon County, PA | # 22 | 4 | 4.0 TWh |
| Armstrong County, PA | # 21 | 8 | 4.8 TWh |
| Adams County, PA | # 20 | 7 | 4.8 TWh |
| Greene County, PA | # 19 | 4 | 4.8 TWh |
| Allegheny County, PA | # 18 | 18 | 5.8 TWh |
| Indiana County, PA | # 17 | 4 | 6.2 TWh |
| Fayette County, PA | # 16 | 8 | 6.2 TWh |
| Bradford County, PA | # 15 | 8 | 6.8 TWh |
| Lycoming County, PA | # 14 | 8 | 7.2 TWh |
| Lawrence County, PA | # 13 | 2 | 7.4 TWh |
| Westmoreland County, PA | # 12 | 3 | 7.5 TWh |
| Berks County, PA | # 11 | 11 | 8.0 TWh |
| Bucks County, PA | # 10 | 10 | 9.0 TWh |
| Snyder County, PA | # 9 | 4 | 9.0 TWh |
| Cambria County, PA | # 8 | 11 | 9.4 TWh |
| Lackawanna County, PA | # 7 | 5 | 11.5 TWh |
| Delaware County, PA | # 6 | 7 | 11.9 TWh |
| Northampton County, PA | # 5 | 10 | 13.2 TWh |
| Beaver County, PA | # 4 | 12 | 18.1 TWh |
| Montgomery County, PA | # 3 | 13 | 21.5 TWh |
| Luzerne County, PA | # 2 | 10 | 29.9 TWh |
| York County, PA | # 1 | 13 | 37.9 TWh |