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) | 860.6 GWh | Nov 1931 | Dec 2025 | Water |
| Hunlock Power Station | Hunlock Energy, LLC | Hunlock Creek, PA | PJM Interconnection, LLC (PJM) | 232.5 GWh | Aug 1959 | Dec 2025 | Natural Gas |
| Lake Lynn Hydro Station | Eagle Creek Renewable Energy, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 93.9 GWh | Apr 1926 | Dec 2025 | Water |
| Croydon CT Generating Station | Constellation Power, Inc | Bristol Twp., PA | PJM Interconnection, LLC (PJM) | 20.5 GWh | May 1974 | Dec 2025 | Distillate Fuel Oil |
| John B Rich Memorial Power Station | Gilberton Power Co | Frackville, PA | PJM Interconnection, LLC (PJM) | 641.9 GWh | Jan 1988 | Dec 2025 | Waste/Other Coal : 99.7% |
| Colver Green Energy | Inter-Power/AhlCon Partners, L.P. | Colver, PA | PJM Interconnection, LLC (PJM) | 724.4 GWh | Jan 1995 | Dec 2025 | Waste/Other Coal |
| Townsend Hydro | Beaver Falls Municipal Auth - (PA) | New Brighton, PA | PJM Interconnection, LLC (PJM) | 14.2 GWh | Sep 1987 | Dec 2025 | Water |
| Beaver Valley Patterson Dam | Central Rivers Power US, LLC | Beaver Falls, PA | PJM Interconnection, LLC (PJM) | 4.4 GWh | Aug 1982 | Dec 2025 | Water |
| Ebensburg Power | Ebensburg Power Co | Ebensburg, PA | PJM Interconnection, LLC (PJM) | 307.0 GWh | Oct 1990 | Dec 2025 | Waste/Other Coal : 99.8% |
| Hazelton | Hazleton Generation LLC | Hazelton, PA | PJM Interconnection, LLC (PJM) | 8.1 GWh | Dec 1988 | Dec 2025 | Natural Gas : 89.6% Distillate Fuel Oil : 10.4% |
| Paxton Creek Cogeneration | Energy Center Paxton LLC | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 2.1 GWh | Jul 1986 | Dec 2025 | Distillate Fuel Oil : 57.8% Natural Gas : 42.2% |
| Procter & Gamble Mehoopany Mill | Procter & Gamble Ppr Prdts Co | Mehoopany, PA | PJM Interconnection, LLC (PJM) | 761.4 GWh | Sep 1984 | Dec 2025 | Natural Gas |
| Clairton Works | United States Steel- Clairton | Clairton, PA | PJM Interconnection, LLC (PJM) | 124.1 GWh | Dec 1954 | Dec 2025 | Other Gas : 84.6% Natural Gas : 15.4% |
| Allegheny No. 5 Hydro Station | Eagle Creek Renewable Energy, LLC | Schenley, PA | PJM Interconnection, LLC (PJM) | 35.4 GWh | Sep 1988 | Dec 2025 | Water |
| Allegheny No 6 Hydro Station | Eagle Creek Renewable Energy, LLC | Ford City, PA | PJM Interconnection, LLC (PJM) | 35.6 GWh | Oct 1988 | Dec 2025 | Water |
| Allegheny Hydro No 8 | Allegheny Hydro LP | Adrian, PA | PJM Interconnection, LLC (PJM) | 79.6 GWh | Nov 1990 | Dec 2025 | Water |
| Allegheny Hydro No 9 | Allegheny Hydro LP | Cowansville, PA | PJM Interconnection, LLC (PJM) | 86.4 GWh | Nov 1990 | Dec 2025 | Water |
| Scrubgrass Reclamation CO. LP. | Scrubgrass Reclamation CO. LP. | Kennerdell, PA | PJM Interconnection, LLC (PJM) | 438.9 GWh | May 1993 | Dec 2025 | Waste/Other Coal : 99.7% |
| Yough Hydro Power | D/R Hydro Co | Confluence, PA | PJM Interconnection, LLC (PJM) | 38.2 GWh | Nov 1989 | Dec 2025 | Water |
| West Point (PA) | Merck & Co Inc-West Point | West Point, PA | PJM Interconnection, LLC (PJM) | 265.3 GWh | Dec 1971 | Dec 2025 | Natural Gas |
| Conemaugh Hydro Plant | Pennsylvania Renewable Resources | Saltsburg, PA | PJM Interconnection, LLC (PJM) | 43.3 GWh | Jan 1989 | Dec 2025 | Water |
| Newman (PA) | Newman & Co Inc | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 10.3 GWh | Apr 1964 | Dec 2025 | Natural Gas : 99.6% |
| Johnsonburg Mill | Domtar LLC | Johnsonburg, PA | PJM Interconnection, LLC (PJM) | 145.0 GWh | Jan 1993 | Dec 2025 | Black Liquor : 52.9% Natural Gas : 47.1% |
| Grays Ferry Cogeneration | Grays Ferry Cogen Partnership | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 1.1 TWh | Sep 1997 | Dec 2025 | Natural Gas : 97.1% Distillate Fuel Oil : 2.9% |
| Lakeview Gas Recovery | WM Renewable Energy LLC | Erie, PA | PJM Interconnection, LLC (PJM) | 32.6 GWh | Apr 1997 | Dec 2025 | Landfill Gas |
| Springdale 1 & 2 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 147.3 GWh | Nov 1999 | Dec 2025 | Natural Gas |
| Handsome Lake Energy LLC | Handsome Lake Energy LLC | Kennerdell, PA | PJM Interconnection, LLC (PJM) | 163.6 GWh | Jun 2001 | Dec 2025 | Natural Gas |
| Gans | Gans Energy LLC | Gans, PA | PJM Interconnection, LLC (PJM) | 145.5 GWh | Oct 2000 | Dec 2025 | Natural Gas |
| Chambersburg | Chambersburg Energy, LLC | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 244.4 GWh | Oct 2001 | Dec 2025 | Natural Gas |
| Green Knight Energy Center | Waste Management Inc | Pen Argyl, PA | PJM Interconnection, LLC (PJM) | 30.4 GWh | Jan 2001 | Dec 2025 | Landfill Gas |
| Casselman Wind Power Project | Avangrid Power LLC | Garrett, PA | PJM Interconnection, LLC (PJM) | 91.0 GWh | Nov 2007 | Dec 2025 | Wind |
| Hunlock Unit 4 | Hunlock Energy, LLC | Hunlock Creek, PA | PJM Interconnection, LLC (PJM) | 37.9 GWh | Nov 2000 | Dec 2025 | Natural Gas |
| Locust Ridge | Avangrid Power LLC | Mahanoy City, PA | PJM Interconnection, LLC (PJM) | 55.9 GWh | Feb 2007 | Dec 2025 | Wind |
| Frey Farm Landfill | NextEra Renewable Fuels, LLC | Conestoga, PA | PJM Interconnection, LLC (PJM) | 15.3 GWh | Dec 2005 | Dec 2025 | Landfill Gas |
| GLRA Landfill | NextEra Renewable Fuels, LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 10.4 GWh | Aug 2007 | Dec 2025 | Landfill Gas |
| Mountain View | Industrial Power Generating Company LLC | Greencastle, PA | PJM Interconnection, LLC (PJM) | 26.4 GWh | Feb 2003 | Dec 2025 | Landfill Gas : 95.0% Distillate Fuel Oil : 5.0% |
| Pine Grove | Industrial Power Generating Company LLC | Pine Grove, PA | PJM Interconnection, LLC (PJM) | 96.0 MWh | Jan 2008 | Dec 2025 | Landfill Gas : 96.6% Distillate Fuel Oil : 3.4% |
| Forward Windpower LLC | Forward Windpower, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 54.8 GWh | Mar 2008 | Dec 2025 | Wind |
| Lookout Windpower LLC | Lookout Windpower, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 91.1 GWh | Sep 2008 | Dec 2025 | Wind |
| Locust Ridge II LLC | Avangrid Power LLC | Shenandoah, PA | PJM Interconnection, LLC (PJM) | 198.7 GWh | Apr 2009 | Dec 2025 | Wind |
| South Chestnut LLC | Avangrid Power LLC | Farmington, PA | PJM Interconnection, LLC (PJM) | 109.2 GWh | Mar 2012 | Dec 2025 | Wind |
| Lanchester Generating Station | Energy Developments, Inc d/b/a EDL | Narvon, PA | PJM Interconnection, LLC (PJM) | 13.4 GWh | Nov 2006 | Dec 2025 | Landfill Gas |
| SECCRA Community Landfill | Southeastern Chester County Refuse Auth | West Grove, PA | PJM Interconnection, LLC (PJM) | 2.0 GWh | Dec 2006 | Dec 2025 | Landfill Gas |
| Cumberland County PA LFG Recovery | NextEra Renewable Fuels, LLC | Shippensburg, PA | PJM Interconnection, LLC (PJM) | 41.2 GWh | Dec 2008 | Dec 2025 | Landfill Gas |
| Norther Tier Landfill | NextEra Renewable Fuels, LLC | Burlington, PA | PJM Interconnection, LLC (PJM) | 8.5 GWh | Dec 2008 | Dec 2025 | Landfill Gas |
| Pioneer Crossing Energy, LLC | Pioneer Crossing Energy LLC | Birdsboro, PA | PJM Interconnection, LLC (PJM) | 38.0 GWh | Sep 2008 | Dec 2025 | Landfill Gas |
| Stony Creek Wind Farm LLC | RWE Clean Energy | Berlin, PA | PJM Interconnection, LLC (PJM) | 144.2 GWh | Oct 2009 | Dec 2025 | Wind |
| Waste Management Arden LFGTE | WM Renewable Energy LLC | Washington, PA | PJM Interconnection, LLC (PJM) | 36.4 GWh | Jan 2009 | Dec 2025 | Landfill Gas |
| Armenia Mountain Wind Farm | ALLETE Clean Energy | Mainesburg, PA | PJM Interconnection, LLC (PJM) | 265.2 GWh | Nov 2009 | Dec 2025 | Wind |
| Cambria Wind LLC | Exus Pennsylvania Wind Holdings | Sidman, PA | PJM Interconnection, LLC (PJM) | 128.2 GWh | Jul 2009 | Dec 2025 | Wind |
| Sandy Ridge Wind Farm | Algonquin Power Co | Tyrone, PA | PJM Interconnection, LLC (PJM) | 131.1 GWh | Jan 2012 | Dec 2025 | Wind |
| Morgantown Solar Park | The Hankin Group | Morgantown, PA | PJM Interconnection, LLC (PJM) | 930.0 MWh | Oct 2011 | Dec 2025 | Solar |
| Pocono Solar Project | Pocono International Raceway Inc | Long Pond, PA | PJM Interconnection, LLC (PJM) | 2.9 GWh | Jul 2010 | Dec 2025 | Solar |
| Haleon York RDC Solar Facility | Haleon PLC | York, PA | PJM Interconnection, LLC (PJM) | 1.9 GWh | Nov 2010 | Dec 2025 | Solar |
| Knouse Solar Project 1 | Knouse Food Cooperative Inc | Gardners, PA | PJM Interconnection, LLC (PJM) | 4.0 GWh | Nov 2010 | Dec 2025 | Solar |
| Romark PA Solar | Romark Logistics of PA Inc. | Hazle Township, PA | PJM Interconnection, LLC (PJM) | 1.6 GWh | Oct 2011 | Dec 2025 | Solar |
| Blue Ridge Landfill | NextEra Renewable Fuels, LLC | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 41.7 GWh | Dec 2012 | Dec 2025 | Landfill Gas |
| Allenwood | NextEra Renewable Fuels, LLC | Montgomery, PA | PJM Interconnection, LLC (PJM) | 9.7 GWh | Sep 2012 | Dec 2025 | Landfill Gas |
| Lycoming County | NextEra Renewable Fuels, LLC | Montgomery, PA | PJM Interconnection, LLC (PJM) | 22.7 GWh | Sep 2012 | Dec 2025 | Landfill Gas |
| 500 Virginia Solar | Alliance HP Virginia Drive LLC | Ft. Washington, PA | PJM Interconnection, LLC (PJM) | 789.0 MWh | Jun 2011 | Dec 2025 | Solar |
| Mehoopany Wind Energy LLC | Clearlight Energy Holdings LP | Noxen, PA | PJM Interconnection, LLC (PJM) | 307.0 GWh | Nov 2012 | Dec 2025 | Wind |
| Highland North Wind Farm | Exus Pennsylvania Wind Holdings | Sidman, PA | PJM Interconnection, LLC (PJM) | 163.9 GWh | Feb 2012 | Dec 2025 | Wind |
| Twin Ridges Wind Farm | Exus Pennsylvania Wind Holdings | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 510.6 GWh | Nov 2012 | Dec 2025 | Wind |
| Patton Wind Farm | Exus Pennsylvania Wind Holdings | Patton, PA | PJM Interconnection, LLC (PJM) | 95.8 GWh | Nov 2012 | Dec 2025 | Wind |
| Vitro Architectural Glass (PA) | Vitro Architectural Glass (PA) | Carlisle, PA | PJM Interconnection, LLC (PJM) | 64.0 MWh | Jun 1972 | Dec 2025 | Distillate Fuel Oil |
| Tullytown | WM Renewable Energy LLC | Morrisville, PA | PJM Interconnection, LLC (PJM) | 10.8 GWh | Feb 2013 | Dec 2025 | Landfill Gas |
| Martin Limestone Solar Array | Sunstream Energy LLC | New Holland, PA | PJM Interconnection, LLC (PJM) | 1.5 GWh | Nov 2012 | Dec 2025 | Solar |
| L&S Sweetners | Energy Developments, Inc d/b/a EDL | Leola, PA | PJM Interconnection, LLC (PJM) | 22.3 GWh | Sep 2013 | Dec 2025 | Landfill Gas |
| Mahoning Creek Hydroelectric Project | Eagle Creek Renewable Energy, LLC | New Bethlehem, PA | PJM Interconnection, LLC (PJM) | 13.1 GWh | Nov 2013 | Dec 2025 | Water |
| Oxbow Creek | Oxbow Creek Energy LLC | Factoryville, PA | PJM Interconnection, LLC (PJM) | 40.6 GWh | Nov 2019 | Dec 2025 | Natural Gas |
| Roundtop | Roundtop Energy LLC | Meshoppen, PA | PJM Interconnection, LLC (PJM) | 32.4 GWh | Sep 2015 | Dec 2025 | Natural Gas |
| Beaver Dam (PA) | Beaver Dam Energy LLC | Canton Township, PA | PJM Interconnection, LLC (PJM) | 43.7 GWh | May 2016 | Dec 2025 | Natural Gas |
| Alpaca | Alpaca Energy LLC | Canton Township, PA | PJM Interconnection, LLC (PJM) | 41.2 GWh | Mar 2017 | Dec 2025 | Natural Gas |
| Milan | Milan Energy LLC | Milan, PA | PJM Interconnection, LLC (PJM) | 41.4 GWh | Feb 2017 | Dec 2025 | Natural Gas |
| Spring House | Janssen Pharmaceutical Co | Spring House, PA | PJM Interconnection, LLC (PJM) | 18.5 GWh | Mar 2013 | Dec 2025 | Natural Gas |
| Marlboro Mushrooms Solar Field | Marlboro Mushroom | West Grove, PA | PJM Interconnection, LLC (PJM) | 1.3 GWh | Oct 2011 | Dec 2025 | Solar |
| Glades Pike Generation Plant | State Correctnl Inst Laurel Highlands | Somerset, PA | PJM Interconnection, LLC (PJM) | 8.4 GWh | Sep 2011 | Dec 2025 | Landfill Gas |
| Morgantown | Energy Developments, Inc d/b/a EDL | Morgantown, PA | PJM Interconnection, LLC (PJM) | 7.9 GWh | Apr 2016 | Dec 2025 | Landfill Gas |
| Elizabethtown Solar | AES Distributed Energy | Elizabethtown, PA | PJM Interconnection, LLC (PJM) | 2.9 GWh | Jan 2016 | Dec 2025 | Solar |
| Merck - Upper Gwynedd Solar Array | Merck - Upper Gwynedd Solar Array | North Wales, PA | PJM Interconnection, LLC (PJM) | 1.6 GWh | Dec 2010 | Dec 2025 | Solar |
| Wolf Run Energy | Wolf Run Energy LLC | Wilmot Township, PA | PJM Interconnection, LLC (PJM) | 40.0 GWh | May 2019 | Dec 2025 | Natural Gas |
| Navy Yard Peaker Station | Philadelphia Authority for Industrial Development | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2017 | Dec 2025 | Natural Gas |
| Susquehanna University Solar | Terraform Arcadia | Selinsgrove, PA | PJM Interconnection, LLC (PJM) | 4.3 GWh | Aug 2018 | Dec 2025 | Solar |
| Fort Indiantown Gap | Standard Solar | Annville, PA | PJM Interconnection, LLC (PJM) | 4.7 GWh | Dec 2018 | Dec 2025 | Solar |
| TPE Pennsylvania Solar 1, LLC | Cardinal Renewables | Ephrata, PA | PJM Interconnection, LLC (PJM) | 2.7 GWh | Jul 2019 | Dec 2025 | Solar |
| Mount Joy Wire | Mount Joy Wire Corp | Mount Joy, PA | PJM Interconnection, LLC (PJM) | 5.1 GWh | Nov 2011 | Dec 2025 | Natural Gas |
| Phoenix Contact - CCHP Plant | Phoenix Contact Services, Inc | Middletown, PA | PJM Interconnection, LLC (PJM) | 3.9 GWh | Feb 2014 | Dec 2025 | Natural Gas |
| Whitetail Solar 1 | Lightsource Renewable Energy Asset Management, LLC | Newburg, PA | PJM Interconnection, LLC (PJM) | 22.3 GWh | Nov 2019 | Dec 2025 | Solar |
| Whitetail Solar 2 | Lightsource Renewable Energy Asset Management, LLC | St. Thomas, PA | PJM Interconnection, LLC (PJM) | 34.8 GWh | Aug 2020 | Dec 2025 | Solar |
| Whitetail Solar 3 | Lightsource Renewable Energy Asset Management, LLC | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 33.4 GWh | Jul 2020 | Dec 2025 | Solar |
| Jefferson Torresdale Hospital | Jefferson Torresdale Hospital | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 1.7 GWh | Apr 2016 | Dec 2025 | Natural Gas |
| ECP Uptown Campus | ECP Uptown Campus LLC | Pittsburgh, PA | PJM Interconnection, LLC (PJM) | 29.5 GWh | Oct 1997 | Dec 2025 | Natural Gas |
| PA Solar Park II | RWE Clean Energy | Nesquehoning, PA | PJM Interconnection, LLC (PJM) | 14.4 GWh | Dec 2019 | Dec 2025 | Solar |
| Hunker Solar River, LLC | SolRiver Capital LLC | Ruffs Dale, PA | PJM Interconnection, LLC (PJM) | 4.6 GWh | Jul 2021 | Dec 2025 | Solar |
| Elk Hill Solar 2 | Lightsource Renewable Energy Asset Management, LLC | Peters Township, PA | PJM Interconnection, LLC (PJM) | 24.8 GWh | Nov 2020 | Dec 2025 | Solar |
| Elk Hill Solar 1 | Lightsource Renewable Energy Asset Management, LLC | Mercersburg, PA | PJM Interconnection, LLC (PJM) | 34.7 GWh | Nov 2022 | Dec 2025 | Solar |
| CL-Viaduct LLC | BCD Project Holdings 1, LLC | Bloom Township, PA | PJM Interconnection, LLC (PJM) | 30.5 GWh | Feb 2023 | Dec 2025 | Solar |
| UN-School House LLC | BCD Project Holdings 1, LLC | Morris Township, PA | PJM Interconnection, LLC (PJM) | 29.1 GWh | Dec 2022 | Dec 2025 | Solar |
| Pittsburgh Airport Gas Plant | IMG Energy Solutions | Coraopolis, PA | PJM Interconnection, LLC (PJM) | 118.0 GWh | Jun 2021 | Dec 2025 | Natural Gas |
| PG Solar 1 | IMG Energy Solutions | Findlay Township, PA | PJM Interconnection, LLC (PJM) | 4.2 GWh | Jun 2021 | Dec 2025 | Solar |
Browse Power Plants By Pennsylvania Counties
Figures are based on December 2025 generation numbers.| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Perry County, PA | # 54 | 1 | 2.1 GWh |
| Mercer County, PA | # 53 | 2 | 3.5 GWh |
| Monroe County, PA | # 52 | 2 | 4.0 GWh |
| Lehigh County, PA | # 51 | 5 | 6.0 GWh |
| Chester County, PA | # 50 | 9 | 6.3 GWh |
| Juniata County, PA | # 49 | 2 | 32.0 GWh |
| Susquehanna County, PA | # 48 | 5 | 32.4 GWh |
| Erie County, PA | # 47 | 7 | 32.9 GWh |
| Washington County, PA | # 46 | 8 | 36.4 GWh |
| Union County, PA | # 45 | 3 | 45.9 GWh |
| Clarion County, PA | # 44 | 4 | 62.2 GWh |
| Huntingdon County, PA | # 43 | 2 | 62.8 GWh |
| Cumberland County, PA | # 42 | 8 | 65.7 GWh |
| Centre County, PA | # 41 | 6 | 94.2 GWh |
| Northumberland County, PA | # 40 | 6 | 100.7 GWh |
| Dauphin County, PA | # 39 | 6 | 106.7 GWh |
| Fulton County, PA | # 38 | 1 | 124.5 GWh |
| Elk County, PA | # 37 | 1 | 145.0 GWh |
| Wayne County, PA | # 36 | 4 | 165.7 GWh |
| Tioga County, PA | # 35 | 6 | 269.7 GWh |
| Potter County, PA | # 34 | 3 | 290.1 GWh |
| Carbon County, PA | # 33 | 6 | 470.7 GWh |
| Venango County, PA | # 32 | 3 | 602.5 GWh |
| Blair County, PA | # 31 | 6 | 662.2 GWh |
| Franklin County, PA | # 30 | 18 | 965.1 GWh |
| Somerset County, PA | # 29 | 16 | 1.1 TWh |
| Wyoming County, PA | # 28 | 4 | 1.1 TWh |
| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Philadelphia County, PA | # 27 | 16 | 1.2 TWh |
| Clearfield County, PA | # 26 | 7 | 1.3 TWh |
| Lancaster County, PA | # 25 | 15 | 1.4 TWh |
| Schuylkill County, PA | # 24 | 14 | 1.7 TWh |
| Lebanon County, PA | # 23 | 4 | 4.1 TWh |
| Greene County, PA | # 22 | 4 | 4.2 TWh |
| Montour County, PA | # 21 | 2 | 4.7 TWh |
| Allegheny County, PA | # 20 | 22 | 4.8 TWh |
| Bradford County, PA | # 19 | 9 | 5.2 TWh |
| Fayette County, PA | # 18 | 8 | 5.6 TWh |
| Lycoming County, PA | # 17 | 11 | 5.7 TWh |
| Armstrong County, PA | # 16 | 8 | 6.0 TWh |
| Adams County, PA | # 15 | 7 | 6.4 TWh |
| Westmoreland County, PA | # 14 | 4 | 6.5 TWh |
| Berks County, PA | # 13 | 12 | 6.9 TWh |
| Cambria County, PA | # 12 | 11 | 7.5 TWh |
| Lawrence County, PA | # 11 | 3 | 7.5 TWh |
| Indiana County, PA | # 10 | 4 | 8.0 TWh |
| Lackawanna County, PA | # 9 | 6 | 8.3 TWh |
| Snyder County, PA | # 8 | 8 | 8.4 TWh |
| Bucks County, PA | # 7 | 10 | 9.1 TWh |
| Delaware County, PA | # 6 | 7 | 10.6 TWh |
| Northampton County, PA | # 5 | 11 | 13.7 TWh |
| Beaver County, PA | # 4 | 12 | 16.3 TWh |
| Montgomery County, PA | # 3 | 13 | 19.8 TWh |
| Luzerne County, PA | # 2 | 10 | 26.7 TWh |
| York County, PA | # 1 | 16 | 35.8 TWh |