Directory of Power Plants in Pennsylvania
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Keystone | KeyCon Operating LLC | Shelocta, PA | PJM Interconnection, LLC (PJM) | 2.8 TWh | Jul 1967 | Aug 2024 | Bituminous Coal |
| Keystone Solar | Altus Power America Management, LLC | Quarryville, PA | PJM Interconnection, LLC (PJM) | 7.2 GWh | Aug 2012 | Aug 2024 | Solar |
| Knouse Solar Project 1 | Knouse Food Cooperative Inc | Gardners, PA | PJM Interconnection, LLC (PJM) | 4.2 GWh | Nov 2010 | Dec 2023 | Solar |
| L&S Sweetners | EDL Inc | Leola, PA | PJM Interconnection, LLC (PJM) | 15.1 GWh | Sep 2013 | Dec 2023 | Landfill Gas |
| Lackawanna Energy Center | Invenergy Services LLC | Jessup, PA | PJM Interconnection, LLC (PJM) | 10.3 TWh | Feb 2018 | Aug 2024 | Natural Gas |
| Lake Lynn Hydro Station | Eagle Creek Renewable Energy, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 86.5 GWh | Apr 1926 | Dec 2023 | Water |
| Lakeview Gas Recovery | WM Renewable Energy LLC | Erie, PA | PJM Interconnection, LLC (PJM) | 39.5 GWh | Apr 1997 | Dec 2023 | Landfill Gas |
| 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% |
| Lanchester Generating Station | EDL Inc | Narvon, PA | PJM Interconnection, LLC (PJM) | 17.7 GWh | Nov 2006 | Dec 2023 | Landfill Gas |
| Laurel Hill Wind | Duke Energy Renewables Services | Roaring Branch, PA | PJM Interconnection, LLC (PJM) | 134.6 GWh | Aug 2012 | Aug 2024 | Wind |
| Liberty Electric Power Plant | Liberty Electric Power LLC | Eddystone, PA | PJM Interconnection, LLC (PJM) | 3.8 TWh | Apr 2002 | Aug 2024 | Natural Gas |
| Limerick | Constellation Nuclear | Sanatoga, PA | PJM Interconnection, LLC (PJM) | 19.3 TWh | Jan 1986 | Aug 2024 | Nuclear |
| Lincoln Financial Field | NRG Energy Center Eagles LLC | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 2.8 GWh | Dec 2012 | Dec 2023 | Solar |
| Locust Ridge | Avangrid Renewables LLC | Mahanoy City, PA | PJM Interconnection, LLC (PJM) | 54.5 GWh | Feb 2007 | Dec 2023 | Wind |
| Locust Ridge II LLC | Avangrid Renewables LLC | Shenandoah, PA | PJM Interconnection, LLC (PJM) | 187.8 GWh | Apr 2009 | Dec 2023 | Wind |
| Longwood Gardens | Ecogy Pennsylvania Systems LLC | Kennett Square, PA | PJM Interconnection, LLC (PJM) | 2.0 GWh | Apr 2010 | Dec 2023 | Solar |
| Lookout Windpower LLC | Lookout Windpower, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 86.8 GWh | Sep 2008 | Dec 2023 | Wind |
| Lower Mount Bethel Energy | Lower Mount Bethel Energy LLC | Bangor, PA | PJM Interconnection, LLC (PJM) | 4.4 TWh | Jan 2004 | Aug 2024 | Natural Gas |
| Lycoming County | EPP Renewable Energy | Montgomery, PA | PJM Interconnection, LLC (PJM) | 18.6 GWh | Sep 2012 | Dec 2023 | Landfill Gas |
| Lyons Solar | Lyons Solar, LLC | Fleetwood, PA | PJM Interconnection, LLC (PJM) | 622.0 MWh | Nov 2023 | Dec 2023 | Solar |
| Mahoning Creek Hydroelectric Project | Eagle Creek Renewable Energy, LLC | New Bethlehem, PA | PJM Interconnection, LLC (PJM) | 8.5 GWh | Nov 2013 | Dec 2023 | Water |
| Marcus Hook Energy LP | Marcus Hook Energy LP | Marcus Hook, PA | PJM Interconnection, LLC (PJM) | 6.5 TWh | Nov 2004 | Aug 2024 | Natural Gas |
| Marlboro Mushrooms Solar Field | Marlboro Mushroom | West Grove, PA | PJM Interconnection, LLC (PJM) | 1.5 GWh | Oct 2011 | Dec 2023 | Solar |
| Martin Limestone Solar Array | Sunstream Energy LLC | New Holland, PA | PJM Interconnection, LLC (PJM) | 1.6 GWh | Nov 2012 | Dec 2023 | Solar |
| Masser Farms Realty Solar | Masser Farms Realty Ltd | Sacramento, PA | PJM Interconnection, LLC (PJM) | 754.0 MWh | Apr 2011 | 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 |
| Merck - Upper Gwynedd Solar Array | Merck - Upper Gwynedd Solar Array | North Wales, PA | PJM Interconnection, LLC (PJM) | 1.8 GWh | Dec 2010 | Dec 2023 | Solar |
| Meyersdale Windpower, LLC | Sequitur Renewables, LLC | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 30.9 GWh | Nov 2003 | Aug 2024 | Wind |
| MF Mesa Lane LLC | MF Mesa Lane LLC | Morrisville, PA | PJM Interconnection, LLC (PJM) | 3.1 GWh | Oct 2008 | Dec 2023 | Solar |
| Mid-River PA, LLC (ABE4) | Greenbacker Renewable Energy Corporation | Easton, PA | PJM Interconnection, LLC (PJM) | 4.5 GWh | Aug 2020 | Dec 2023 | Solar |
| Milan | Milan Energy LLC | Milan, PA | PJM Interconnection, LLC (PJM) | 49.7 GWh | Feb 2017 | Dec 2023 | Natural Gas |
| Mill Run Windpower LLC | Sequitur Renewables, LLC | Mill Run, PA | PJM Interconnection, LLC (PJM) | 14.0 GWh | Nov 2001 | Aug 2024 | Wind |
| 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% |
| Morgantown | EDL Inc | Morgantown, PA | PJM Interconnection, LLC (PJM) | 4.8 GWh | Apr 2016 | Dec 2023 | Landfill Gas |
| Morgantown Solar Park | The Hankin Group | Morgantown, PA | PJM Interconnection, LLC (PJM) | 1.3 GWh | Oct 2011 | Dec 2023 | Solar |
| Moser Generating Station | Constellation Power, Inc | Pottstown, PA | PJM Interconnection, LLC (PJM) | 267.0 MWh | Apr 1970 | 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 |
| Mountain View | Industrial Power Generating Company LLC | Greencastle, PA | PJM Interconnection, LLC (PJM) | 27.0 GWh | Feb 2003 | Dec 2023 | Landfill Gas : 95.4% Distillate Fuel Oil : 4.6% |
| Moxie Freedom Generation Plant | Moxie Freedom LLC | Salem Township, PA | PJM Interconnection, LLC (PJM) | 7.7 TWh | Jul 2018 | Aug 2024 | Natural Gas |
| Navy Yard Peaker Station | Philadelphia Authority for Industrial Development | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 567.0 MWh | Nov 2017 | Dec 2023 | Natural Gas |
| New Castle Plant | New Castle Power, LLC | West Pittsburg, PA | PJM Interconnection, LLC (PJM) | 898.1 GWh | Aug 1952 | Dec 2023 | Natural Gas |
| Newman (PA) | Newman & Co Inc | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 8.4 GWh | Apr 1964 | Dec 2023 | Natural Gas |
| North Allegheny Windpower Project | Duke Energy Renewables Services | Lilly, PA | PJM Interconnection, LLC (PJM) | 46.4 GWh | Aug 2009 | Aug 2024 | Wind |
| 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% |
| Norther Tier Landfill | EPP Renewable Energy | Burlington, PA | PJM Interconnection, LLC (PJM) | 8.8 GWh | Dec 2008 | Dec 2023 | Landfill Gas |
| Ontelaunee Energy Center | Ontelaunee Energy Center | Reading, PA | PJM Interconnection, LLC (PJM) | 3.8 TWh | Apr 2002 | Aug 2024 | Natural Gas |
| 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% |
| Oxbow Creek | Oxbow Creek Energy LLC | Factoryville, PA | PJM Interconnection, LLC (PJM) | 62.4 GWh | Nov 2019 | Dec 2023 | Natural Gas |
| PA Solar Park | Consolidated Edison Development Inc. | Nesquehoning, PA | PJM Interconnection, LLC (PJM) | 12.5 GWh | Sep 2012 | Aug 2024 | Solar |
| PA Solar Park II | Consolidated Edison Development Inc. | Nesquehoning, PA | PJM Interconnection, LLC (PJM) | 12.3 GWh | Dec 2019 | Dec 2023 | Solar |
| 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% |
| Patton Wind Farm | Vitol PA Wind LLC | Patton, PA | PJM Interconnection, LLC (PJM) | 81.2 GWh | Nov 2012 | Dec 2023 | Wind |
| Paxton Creek Cogeneration | Energy Center Paxton LLC | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 414.0 MWh | Jul 1986 | Dec 2023 | Natural Gas : 92.4% Distillate Fuel Oil : 7.6% |
| Peach Bottom | Constellation Nuclear | Delta, PA | PJM Interconnection, LLC (PJM) | 21.9 TWh | Jun 1974 | Aug 2024 | Nuclear |
| Perkasie PA BTM | American Mun Power-Ohio, Inc | Perkasie, PA | PJM Interconnection, LLC (PJM) | 99.0 MWh | Mar 2022 | Dec 2023 | Distillate Fuel Oil |
| PG Solar 1 | IMG Energy Solutions | Findlay Township, PA | PJM Interconnection, LLC (PJM) | 4.5 GWh | Jun 2021 | Dec 2023 | Solar |
| Phoenix Contact - CCHP Plant | Phoenix Contact Services, Inc | Middletown, PA | PJM Interconnection, LLC (PJM) | 4.2 GWh | Feb 2014 | Dec 2023 | Natural Gas |
| Pickering Solar | Aqua America Inc | Phoenixville, PA | PJM Interconnection, LLC (PJM) | 1.9 GWh | Dec 2011 | Dec 2023 | Solar |
| Pine 1 Solar | BE-Pine1 LLC | Hookstown, PA | PJM Interconnection, LLC (PJM) | 623.0 MWh | Oct 2023 | Dec 2023 | Solar |
| Pine 2 Solar | BE-Pine2 LLC | Hookstown, PA | PJM Interconnection, LLC (PJM) | 978.0 MWh | Oct 2023 | Dec 2023 | Solar |
| Pine Grove | Industrial Power Generating Company LLC | Pine Grove, PA | PJM Interconnection, LLC (PJM) | 22.0 MWh | Jan 2008 | Dec 2023 | Distillate Fuel Oil : 67.1% Landfill Gas : 32.9% |
| Piney | BP Piney & Deep Creek LLC | Clarion, PA | PJM Interconnection, LLC (PJM) | 55.2 GWh | May 1924 | Dec 2023 | Water |
| Pioneer Crossing Energy, LLC | Pioneer Crossing Energy LLC | Birdsboro, PA | PJM Interconnection, LLC (PJM) | 41.1 GWh | Sep 2008 | Dec 2023 | Landfill Gas |
| Pittsburgh Airport Gas Plant | IMG Energy Solutions | Coraopolis, PA | PJM Interconnection, LLC (PJM) | 118.4 GWh | Jun 2021 | Dec 2023 | Natural Gas |
| 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% |
| Pocono Solar Project | Pocono International Raceway Inc | Long Pond, PA | PJM Interconnection, LLC (PJM) | 3.1 GWh | Jul 2010 | Dec 2023 | Solar |
| PPL Frey Farm Landfill Wind | EPP Renewable Energy | Conestoga, PA | PJM Interconnection, LLC (PJM) | 5.6 GWh | Dec 2010 | Dec 2023 | Wind |
| Procter & Gamble Mehoopany Mill | Procter & Gamble Ppr Prdts Co | Mehoopany, PA | PJM Interconnection, LLC (PJM) | 847.7 GWh | Sep 1984 | Dec 2023 | Natural Gas |
| 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% |
| Quakertown PA BTM | American Mun Power-Ohio, Inc | Quakertown, PA | PJM Interconnection, LLC (PJM) | 12.0 MWh | Oct 2023 | Dec 2023 | Distillate Fuel Oil |
| Richmond Generating Station | Constellation Power, Inc | Phila., PA | PJM Interconnection, LLC (PJM) | 5.7 GWh | May 1973 | Aug 2023 | Distillate Fuel Oil |
| Ringer Hill Wind Farm, LLC | Ringer Hill Wind LLC | Salisbury, PA | PJM Interconnection, LLC (PJM) | 92.7 GWh | Nov 2016 | Aug 2024 | Wind |
| Romark PA Solar | Romark Logistics of PA Inc. | Hazle Township, PA | PJM Interconnection, LLC (PJM) | 1.7 GWh | Oct 2011 | Dec 2023 | Solar |
| Roundtop | Roundtop Energy LLC | Meshoppen, PA | PJM Interconnection, LLC (PJM) | 60.3 GWh | Sep 2015 | Dec 2023 | Natural Gas |
| 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) | 206.4 GWh | Aug 2023 | Aug 2024 | 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) | 2.6 TWh | Oct 2004 | Aug 2024 | Waste/Other Coal : 99.6% |
| Shawville | Shawville Power, LLC | Shawville, PA | PJM Interconnection, LLC (PJM) | 1.8 TWh | Feb 1954 | 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 |
| Somerset Windpower LLC | Sequitur Renewables, LLC | Ohiopyle, PA | PJM Interconnection, LLC (PJM) | 5.0 GWh | Nov 2001 | Aug 2024 | 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) | 607.1 GWh | Aug 1990 | Aug 2024 | 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 |
| 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% |
| TalenEnergy Susquehanna | TalenEnergy Susquehanna LLC | Berwick, PA | PJM Interconnection, LLC (PJM) | 19.3 TWh | May 1983 | Aug 2024 | Nuclear |
| Temple SEGF | Temple University | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 1.3 GWh | Apr 1993 | 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 |
| Tenaska Westmoreland Generating Station | Tenaska Pennsylvania Partners, LLC | Smithton, PA | PJM Interconnection, LLC (PJM) | 6.8 TWh | Nov 2018 | Aug 2024 | Natural Gas |
| Tolna | Tolna Power, LLC | New Freedom, PA | PJM Interconnection, LLC (PJM) | 188.0 MWh | May 1972 | Dec 2023 | Distillate Fuel Oil |
Browse Power Plants By Pennsylvania Counties
Figures are based on August 2024 generation numbers.| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Adams County, PA | # 20 | 7 | 4.3 TWh |
| Allegheny County, PA | # 18 | 18 | 5.2 TWh |
| Armstrong County, PA | # 21 | 8 | 4.3 TWh |
| Beaver County, PA | # 4 | 12 | 16.6 TWh |
| Berks County, PA | # 11 | 11 | 7.5 TWh |
| Blair County, PA | # 32 | 6 | 460.1 GWh |
| Bradford County, PA | # 15 | 8 | 6.3 TWh |
| Bucks County, PA | # 10 | 10 | 8.1 TWh |
| Cambria County, PA | # 8 | 11 | 8.6 TWh |
| Carbon County, PA | # 31 | 5 | 501.3 GWh |
| Centre County, PA | # 40 | 3 | 84.9 GWh |
| Chester County, PA | # 49 | 8 | 9.6 GWh |
| Clarion County, PA | # 45 | 4 | 55.2 GWh |
| Clearfield County, PA | # 24 | 4 | 1.9 TWh |
| Cumberland County, PA | # 44 | 7 | 59.2 GWh |
| Dauphin County, PA | # 39 | 5 | 97.9 GWh |
| Delaware County, PA | # 6 | 7 | 11.0 TWh |
| Elk County, PA | # 37 | 1 | 137.2 GWh |
| Erie County, PA | # 47 | 6 | 39.6 GWh |
| Fayette County, PA | # 16 | 8 | 5.7 TWh |
| Franklin County, PA | # 30 | 14 | 564.2 GWh |
| Fulton County, PA | # 42 | 1 | 64.1 GWh |
| Greene County, PA | # 19 | 4 | 4.4 TWh |
| Huntingdon County, PA | # 41 | 2 | 80.1 GWh |
| Indiana County, PA | # 17 | 4 | 5.5 TWh |
| Lackawanna County, PA | # 7 | 5 | 10.5 TWh |
| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Lancaster County, PA | # 25 | 15 | 1.7 TWh |
| Lawrence County, PA | # 13 | 2 | 6.8 TWh |
| Lebanon County, PA | # 22 | 4 | 3.5 TWh |
| Lehigh County, PA | # 52 | 2 | 1.8 GWh |
| Luzerne County, PA | # 2 | 10 | 27.7 TWh |
| Lycoming County, PA | # 14 | 8 | 6.6 TWh |
| Mercer County, PA | # 50 | 1 | 5.4 GWh |
| Monroe County, PA | # 51 | 2 | 2.9 GWh |
| Montgomery County, PA | # 3 | 13 | 19.8 TWh |
| Montour County, PA | # 23 | 2 | 2.4 TWh |
| Northampton County, PA | # 5 | 11 | 12.8 TWh |
| Northumberland County, PA | # 38 | 4 | 103.7 GWh |
| Philadelphia County, PA | # 28 | 16 | 1.2 TWh |
| Potter County, PA | # 34 | 3 | 257.7 GWh |
| Schuylkill County, PA | # 26 | 14 | 1.7 TWh |
| Snyder County, PA | # 9 | 4 | 8.4 TWh |
| Somerset County, PA | # 29 | 16 | 913.1 GWh |
| Susquehanna County, PA | # 43 | 5 | 60.3 GWh |
| Tioga County, PA | # 35 | 6 | 225.8 GWh |
| Union County, PA | # 46 | 3 | 43.9 GWh |
| Venango County, PA | # 33 | 3 | 420.4 GWh |
| Washington County, PA | # 48 | 8 | 38.7 GWh |
| Wayne County, PA | # 36 | 4 | 185.4 GWh |
| Westmoreland County, PA | # 12 | 4 | 6.8 TWh |
| Wyoming County, PA | # 27 | 4 | 1.3 TWh |
| York County, PA | # 1 | 13 | 35.0 TWh |