Directory of Power Plants in Pennsylvania
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Mount Joy Wire | Mount Joy Wire Corp | Mount Joy, PA | PJM Interconnection, LLC (PJM) | 641.9 MWh | Nov 2011 | Dec 2024 | Natural Gas |
| Mountain | Mountain Power, LLC | Mount Holly Springs, PA | PJM Interconnection, LLC (PJM) | 3.6 GWh | May 1972 | Dec 2024 | Distillate Fuel Oil |
| MF Mesa Lane LLC | MF Mesa Lane LLC | Morrisville, PA | PJM Interconnection, LLC (PJM) | 3.4 GWh | Oct 2008 | Dec 2024 | Solar |
| Falls | Constellation Power, Inc | Morrisville, PA | PJM Interconnection, LLC (PJM) | 187.0 MWh | Apr 1970 | Dec 2024 | Distillate Fuel Oil |
| Wheelabrator Falls | Wheelabrator Environmental Systems | Morrisville, PA | PJM Interconnection, LLC (PJM) | 266.9 GWh | Apr 1994 | Sep 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Tullytown | WM Renewable Energy LLC | Morrisville, PA | PJM Interconnection, LLC (PJM) | 12.6 GWh | Feb 2013 | Dec 2024 | Landfill Gas |
| UN-School House LLC | BCD Project Holdings 1, LLC | Morris Township, PA | PJM Interconnection, LLC (PJM) | 32.2 GWh | Dec 2022 | Dec 2024 | Solar |
| Morgantown Solar Park | The Hankin Group | Morgantown, PA | PJM Interconnection, LLC (PJM) | 1.9 GWh | Oct 2011 | Dec 2024 | Solar |
| Morgantown | Energy Developments, Inc d/b/a EDL | Morgantown, PA | PJM Interconnection, LLC (PJM) | 6.3 GWh | Apr 2016 | Dec 2024 | Landfill Gas |
| Allenwood | NextEra Renewable Fuels, LLC | Montgomery, PA | PJM Interconnection, LLC (PJM) | 22.6 GWh | Sep 2012 | Dec 2024 | Landfill Gas |
| Lycoming County | NextEra Renewable Fuels, LLC | Montgomery, PA | PJM Interconnection, LLC (PJM) | 19.9 GWh | Sep 2012 | Dec 2024 | Landfill Gas |
| Hamilton Patriot Generation Plant | Hamilton Operating Services, LLC | Montgomery, PA | PJM Interconnection, LLC (PJM) | 6.5 TWh | Jun 2016 | Sep 2025 | Natural Gas |
| Shell Chemical Appalachia LLC | Shell Chemical Appalachia LLC | Monaca, PA | PJM Interconnection, LLC (PJM) | 1.6 TWh | Jun 2021 | Sep 2025 | Natural Gas |
| Northumberland Solar | Northumberland Solar, LLC | Milton, PA | PJM Interconnection, LLC (PJM) | 18.0 GWh | - | Sep 2025 | Solar |
| Mill Run Windpower LLC | Sequitur Renewables, LLC | Mill Run, PA | PJM Interconnection, LLC (PJM) | 19.2 GWh | Nov 2001 | Sep 2025 | Wind |
| Milan | Milan Energy LLC | Milan, PA | PJM Interconnection, LLC (PJM) | 38.7 GWh | Feb 2017 | Dec 2024 | Natural Gas |
| Mifflinburg PA BTM | American Mun Power-Ohio, Inc | Mifflinburg, PA | PJM Interconnection, LLC (PJM) | 255.0 MWh | May 2024 | Dec 2024 | Distillate Fuel Oil |
| Phoenix Contact - CCHP Plant | Phoenix Contact Services, Inc | Middletown, PA | PJM Interconnection, LLC (PJM) | 4.7 GWh | Feb 2014 | Dec 2024 | Natural Gas |
| Jordan Energy-DFA Middlebury Center Plan | Distributed Solar Development, LLC | Middlebury Center, PA | PJM Interconnection, LLC (PJM) | 1.7 GWh | Nov 2021 | Dec 2024 | Solar |
| Twin Ridges Wind Farm | Exus Pennsylvania Wind Holdings | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 273.9 GWh | Nov 2012 | Dec 2024 | Wind |
| Meyersdale Windpower, LLC | Sequitur Renewables, LLC | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 32.6 GWh | Nov 2003 | Sep 2025 | Wind |
| Roundtop | Roundtop Energy LLC | Meshoppen, PA | PJM Interconnection, LLC (PJM) | 29.9 GWh | Sep 2015 | Dec 2024 | Natural Gas |
| Elk Hill Solar 1 | Lightsource Renewable Energy Asset Management, LLC | Mercersburg, PA | PJM Interconnection, LLC (PJM) | 38.4 GWh | Nov 2022 | Dec 2024 | Solar |
| Procter & Gamble Mehoopany Mill | Procter & Gamble Ppr Prdts Co | Mehoopany, PA | PJM Interconnection, LLC (PJM) | 612.1 GWh | Sep 1984 | Dec 2024 | Natural Gas |
| Great Cove Solar | AES Distributed Energy | McConnellsburg, PA | PJM Interconnection, LLC (PJM) | 111.7 GWh | Nov 2023 | Sep 2025 | Solar |
| Fayette Energy Facility | Fayette Power Company, LLC | Masontown, PA | PJM Interconnection, LLC (PJM) | 4.5 TWh | May 2003 | Sep 2025 | Natural Gas |
| Foster Wheeler Mt Carmel Cogen | Mount Carmel Cogen Inc | Marion Heights, PA | PJM Interconnection, LLC (PJM) | 74.3 GWh | Dec 1989 | Sep 2024 | Waste/Other Coal : 89.5% Natural Gas : 10.5% |
| Marcus Hook Energy LP | Marcus Hook Energy LP | Marcus Hook, PA | PJM Interconnection, LLC (PJM) | 6.1 TWh | Nov 2004 | Sep 2025 | Natural Gas |
| Armenia Mountain Wind Farm | ALLETE Clean Energy | Mainesburg, PA | PJM Interconnection, LLC (PJM) | 235.4 GWh | Nov 2009 | Dec 2024 | Wind |
| Locust Ridge | Avangrid Power LLC | Mahanoy City, PA | PJM Interconnection, LLC (PJM) | 50.4 GWh | Feb 2007 | Dec 2024 | Wind |
| Pocono Solar Project | Pocono International Raceway Inc | Long Pond, PA | PJM Interconnection, LLC (PJM) | 3.1 GWh | Jul 2010 | Dec 2024 | Solar |
| North Allegheny Windpower Project | Duke Energy Renewables Services | Lilly, PA | PJM Interconnection, LLC (PJM) | 232.7 GWh | Aug 2009 | Sep 2025 | Wind |
| Spring Lane | MN8 Energy LLC | Ligonier, PA | PJM Interconnection, LLC (PJM) | 667.0 MWh | Nov 2024 | Dec 2024 | Solar |
| ER Bison Solar CSG | Greenbacker Renewable Energy Corporation | Lewisburg, PA | PJM Interconnection, LLC (PJM) | 2.1 GWh | Dec 2022 | Dec 2024 | Solar |
| Bucknell University | Bucknell University | Lewisburg, PA | PJM Interconnection, LLC (PJM) | 43.6 GWh | Sep 1991 | Sep 2025 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| L&S Sweetners | Energy Developments, Inc d/b/a EDL | Leola, PA | PJM Interconnection, LLC (PJM) | 22.8 GWh | Sep 2013 | Dec 2024 | Landfill Gas |
| Dart Container Corp | Dart Container Corp | Leola, PA | PJM Interconnection, LLC (PJM) | 50.2 GWh | Nov 2012 | Sep 2025 | Landfill Gas |
| Ironwood LLC | Helix Ironwood LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 4.9 TWh | Nov 2001 | Sep 2025 | Natural Gas |
| GLRA Landfill | NextEra Renewable Fuels, LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 13.1 GWh | Aug 2007 | Dec 2024 | Landfill Gas |
| Ephrata PA BTM | American Mun Power-Ohio, Inc | Lancaster, PA | PJM Interconnection, LLC (PJM) | 309.0 MWh | Oct 2021 | Dec 2024 | Distillate Fuel Oil |
| Gans Solar | Gans Solar, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 1.3 GWh | Oct 2024 | Dec 2024 | Solar |
| Lake Lynn Hydro Station | Eagle Creek Renewable Energy, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 84.4 GWh | Apr 1926 | Dec 2024 | Water |
| Whitemarsh Central Utility Plant | Whitemarsh Continuing Care Retirement Community | Lafayette Hill, PA | PJM Interconnection, LLC (PJM) | 97.0 MWh | Apr 2007 | Dec 2023 | Natural Gas |
| Longwood Gardens | Ecogy Pennsylvania Systems LLC | Kennett Square, PA | PJM Interconnection, LLC (PJM) | 1.8 GWh | Apr 2010 | Dec 2024 | Solar |
| Handsome Lake Energy LLC | Handsome Lake Energy LLC | Kennerdell, PA | PJM Interconnection, LLC (PJM) | 84.2 GWh | Jun 2001 | Dec 2024 | Natural Gas |
| Scrubgrass Reclamation CO. LP. | Scrubgrass Reclamation CO. LP. | Kennerdell, PA | PJM Interconnection, LLC (PJM) | 65.4 GWh | May 1993 | Dec 2024 | Waste/Other Coal : 98.9% Distillate Fuel Oil : 1.1% |
| CPV Fairview Energy Center | CPV Fairview, LLC | Johnstown, PA | PJM Interconnection, LLC (PJM) | 8.1 TWh | Nov 2019 | Sep 2025 | Natural Gas |
| Johnsonburg Mill | Domtar LLC | Johnsonburg, PA | PJM Interconnection, LLC (PJM) | 40.6 GWh | Jan 1993 | Dec 2024 | Black Liquor : 52.7% Natural Gas : 47.3% |
| Lackawanna Energy Center | Invenergy Services LLC | Jessup, PA | PJM Interconnection, LLC (PJM) | 9.1 TWh | Feb 2018 | Sep 2025 | Natural Gas |
| Indiana University of Pennsylvania | Indiana University of Penn | Indiana, PA | PJM Interconnection, LLC (PJM) | 18.1 GWh | Feb 1988 | Sep 2025 | Natural Gas : 96.8% Distillate Fuel Oil : 3.2% |
| William F Matson Generating Station | Allegheny Electric Coop Inc | Huntingdon, PA | PJM Interconnection, LLC (PJM) | 85.8 GWh | May 1988 | Sep 2025 | Water |
| Hunlock Unit 4 | Hunlock Energy, LLC | Hunlock Creek, PA | PJM Interconnection, LLC (PJM) | 26.2 GWh | Nov 2000 | Dec 2024 | Natural Gas |
| Hunlock Power Station | Hunlock Energy, LLC | Hunlock Creek, PA | PJM Interconnection, LLC (PJM) | 630.9 GWh | Aug 1959 | Dec 2024 | Natural Gas |
| Pine 1 Solar | BE-Pine1 LLC | Hookstown, PA | PJM Interconnection, LLC (PJM) | 26.4 GWh | Oct 2023 | Dec 2024 | Solar |
| Pine 2 Solar | BE-Pine2 LLC | Hookstown, PA | PJM Interconnection, LLC (PJM) | 29.7 GWh | Oct 2023 | Dec 2024 | Solar |
| Holtwood | BIF III Holtwood LLC | Holtwood, PA | PJM Interconnection, LLC (PJM) | 866.1 GWh | Sep 1910 | Dec 2024 | Water |
| Big Level Wind | Big Level Wind LLC | Hector Township, PA | PJM Interconnection, LLC (PJM) | 281.3 GWh | Nov 2019 | Sep 2025 | Wind |
| Romark PA Solar | Romark Logistics of PA Inc. | Hazle Township, PA | PJM Interconnection, LLC (PJM) | 1.6 GWh | Oct 2011 | Dec 2024 | Solar |
| Hazelton | Hazleton Generation LLC | Hazelton, PA | PJM Interconnection, LLC (PJM) | 5.6 GWh | Dec 1988 | Dec 2024 | Natural Gas : 99.9% |
| Hatfield PA BTM | American Mun Power-Ohio, Inc | Hatfield, PA | PJM Interconnection, LLC (PJM) | 160.0 MWh | Nov 2022 | Dec 2024 | Distillate Fuel Oil |
| Paxton Creek Cogeneration | Energy Center Paxton LLC | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 693.0 MWh | Jul 1986 | Dec 2024 | Natural Gas : 74.8% Distillate Fuel Oil : 25.2% |
| Harrisburg Facility | Harrisburg Authority | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 102.6 GWh | Mar 2006 | Sep 2025 | Non-biogenic Municipal Solid Waste : 52.5% Biogenic Municipal Solid Waste : 42.9% Natural Gas : 4.6% |
| Wabtec U.S Rail, Grove City Engine Plant | General Electric Co | Grove City, PA | PJM Interconnection, LLC (PJM) | 5.2 GWh | May 1984 | Sep 2025 | Distillate Fuel Oil |
| Mountain View | Industrial Power Generating Company LLC | Greencastle, PA | PJM Interconnection, LLC (PJM) | 25.6 GWh | Feb 2003 | Dec 2024 | Landfill Gas : 95.5% Distillate Fuel Oil : 4.5% |
| Girard (PA) RTO BTM | American Mun Power-Ohio, Inc | Girard, PA | PJM Interconnection, LLC (PJM) | 195.0 MWh | Feb 2022 | Dec 2024 | Distillate Fuel Oil |
| Adams Solar LLC PA | Adams Solar LLC (PA) | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 143.5 GWh | Nov 2023 | Sep 2025 | Solar |
| Hunterstown | Hunterstown Power, LLC | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 12.4 GWh | Apr 1971 | Dec 2024 | Natural Gas : 99.6% |
| Hunterstown Power Plant | Hunterstown Generation, LLC | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 6.1 TWh | Jun 2003 | Sep 2025 | Natural Gas |
| Casselman Wind Power Project | Avangrid Power LLC | Garrett, PA | PJM Interconnection, LLC (PJM) | 82.3 GWh | Nov 2007 | Dec 2024 | Wind |
| Knouse Solar Project 1 | Knouse Food Cooperative Inc | Gardners, PA | PJM Interconnection, LLC (PJM) | 4.1 GWh | Nov 2010 | Dec 2024 | Solar |
| Gans | Gans Energy LLC | Gans, PA | PJM Interconnection, LLC (PJM) | 147.2 GWh | Oct 2000 | Dec 2024 | Natural Gas |
| 500 Virginia Solar | Alliance HP Virginia Drive LLC | Ft. Washington, PA | PJM Interconnection, LLC (PJM) | 1.1 GWh | Jun 2011 | Dec 2024 | Solar |
| John B Rich Memorial Power Station | Gilberton Power Co | Frackville, PA | PJM Interconnection, LLC (PJM) | 616.9 GWh | Jan 1988 | Dec 2024 | Waste/Other Coal : 99.7% |
| Waymart Wind | Sequitur Renewables, LLC | Forest City, PA | PJM Interconnection, LLC (PJM) | 95.6 GWh | Sep 2003 | Sep 2025 | Wind |
| Allegheny No 6 Hydro Station | Eagle Creek Renewable Energy, LLC | Ford City, PA | PJM Interconnection, LLC (PJM) | 31.7 GWh | Oct 1988 | Dec 2024 | Water |
| Lyons Solar | Lyons Solar, LLC | Fleetwood, PA | PJM Interconnection, LLC (PJM) | 34.8 GWh | Nov 2023 | Dec 2024 | Solar |
| PG Solar 1 | IMG Energy Solutions | Findlay Township, PA | PJM Interconnection, LLC (PJM) | 4.7 GWh | Jun 2021 | Dec 2024 | Solar |
| South Chestnut LLC | Avangrid Power LLC | Farmington, PA | PJM Interconnection, LLC (PJM) | 95.6 GWh | Mar 2012 | Dec 2024 | Wind |
| Fairless Energy Center | Edgewater Generation, LLC | Fairless Hills, PA | PJM Interconnection, LLC (PJM) | 7.8 TWh | Apr 2004 | Sep 2025 | Natural Gas |
| Oxbow Creek | Oxbow Creek Energy LLC | Factoryville, PA | PJM Interconnection, LLC (PJM) | 41.0 GWh | Nov 2019 | Dec 2024 | Natural Gas |
| Lakeview Gas Recovery | WM Renewable Energy LLC | Erie, PA | PJM Interconnection, LLC (PJM) | 37.7 GWh | Apr 1997 | Dec 2024 | Landfill Gas |
| TPE Pennsylvania Solar 1, LLC | Cardinal Renewables | Ephrata, PA | PJM Interconnection, LLC (PJM) | 3.9 GWh | Jul 2019 | Oct 2024 | Solar |
| Elizabethtown Solar | AES Distributed Energy | Elizabethtown, PA | PJM Interconnection, LLC (PJM) | 2.5 GWh | Jan 2016 | Dec 2024 | Solar |
| Liberty Electric Power Plant | Liberty Electric Power LLC | Eddystone, PA | PJM Interconnection, LLC (PJM) | 4.0 TWh | Apr 2002 | Sep 2025 | Natural Gas |
| Eddystone Generating Station | Constellation Power, Inc | Eddystone, PA | PJM Interconnection, LLC (PJM) | 60.8 GWh | Apr 1967 | Dec 2024 | Natural Gas : 81.6% Distillate Fuel Oil : 18.4% |
| Ebensburg Power | Ebensburg Power Co | Ebensburg, PA | PJM Interconnection, LLC (PJM) | 357.8 GWh | Oct 1990 | Dec 2024 | Waste/Other Coal : 99.9% |
| Mid-River PA, LLC (ABE4) | Greenbacker Renewable Energy Corporation | Easton, PA | PJM Interconnection, LLC (PJM) | 4.2 GWh | Aug 2020 | Dec 2024 | Solar |
| Crayola Solar Project | UGI Energy Services, LLC | Easton, PA | PJM Interconnection, LLC (PJM) | 2.6 GWh | Apr 2010 | Sep 2025 | Solar |
| Cottontail Solar 4 | Lightsource Renewable Energy Asset Management, LLC | East Chillisquaque To, PA | PJM Interconnection, LLC (PJM) | 10.0 GWh | Aug 2024 | Dec 2024 | Solar |
| Pechin Solar | Pechin Solar, LLC | Dunbar, PA | PJM Interconnection, LLC (PJM) | 3.3 GWh | Sep 2024 | Dec 2024 | Solar |
| Wallenpaupack | Wallenpuapack Hydro | Drumore, PA | PJM Interconnection, LLC (PJM) | 86.7 GWh | May 1926 | Dec 2024 | Water |
| Mon Valley Works | United States Steel-Mon Valley | Dravosburg, PA | PJM Interconnection, LLC (PJM) | 430.7 GWh | May 1943 | Dec 2024 | Blast Furnace Gas : 83.2% Other Gas : 16.8% |
| Peach Bottom | Constellation Nuclear | Delta, PA | PJM Interconnection, LLC (PJM) | 22.1 TWh | Jun 1974 | Sep 2025 | Nuclear |
| York Energy Center | Calpine Mid-Merit LLC | Delta, PA | PJM Interconnection, LLC (PJM) | 8.9 TWh | Feb 2011 | Sep 2025 | Natural Gas : 99.7% |
| Allegheny Hydro No 9 | Allegheny Hydro LP | Cowansville, PA | PJM Interconnection, LLC (PJM) | 88.2 GWh | Nov 1990 | Dec 2024 | Water |
| Pittsburgh Airport Gas Plant | IMG Energy Solutions | Coraopolis, PA | PJM Interconnection, LLC (PJM) | 117.5 GWh | Jun 2021 | Dec 2024 | Natural Gas |
| Reworld Plymouth LLC | Reworld Waste LLC | Conshohocken, PA | PJM Interconnection, LLC (PJM) | 205.0 GWh | Nov 1991 | Sep 2025 | Non-biogenic Municipal Solid Waste : 54.2% Biogenic Municipal Solid Waste : 44.3% Distillate Fuel Oil : 1.5% |
| Yough Hydro Power | D/R Hydro Co | Confluence, PA | PJM Interconnection, LLC (PJM) | 36.9 GWh | Nov 1989 | Dec 2024 | Water |
| Frey Farm Landfill | NextEra Renewable Fuels, LLC | Conestoga, PA | PJM Interconnection, LLC (PJM) | 15.6 GWh | Dec 2005 | Dec 2024 | Landfill Gas |
| Safe Harbor | Safe Harbor | Conestoga, PA | PJM Interconnection, LLC (PJM) | 1.0 TWh | Nov 1931 | Dec 2024 | Water |
Browse Power Plants By Pennsylvania Counties
Figures are based on December 2024 generation numbers.| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Monroe County, PA | # 52 | 2 | 2.9 GWh |
| Mercer County, PA | # 51 | 2 | 5.2 GWh |
| Chester County, PA | # 50 | 9 | 5.9 GWh |
| Susquehanna County, PA | # 49 | 5 | 29.9 GWh |
| Juniata County, PA | # 48 | 1 | 33.8 GWh |
| Erie County, PA | # 47 | 6 | 37.9 GWh |
| Washington County, PA | # 46 | 8 | 38.5 GWh |
| Elk County, PA | # 45 | 1 | 40.6 GWh |
| Union County, PA | # 44 | 3 | 46.0 GWh |
| Cumberland County, PA | # 43 | 7 | 57.4 GWh |
| Clarion County, PA | # 42 | 4 | 61.4 GWh |
| Huntingdon County, PA | # 41 | 2 | 85.8 GWh |
| Centre County, PA | # 40 | 5 | 97.4 GWh |
| Northumberland County, PA | # 39 | 6 | 102.3 GWh |
| Dauphin County, PA | # 38 | 5 | 107.9 GWh |
| Fulton County, PA | # 37 | 1 | 111.7 GWh |
| Venango County, PA | # 36 | 3 | 149.6 GWh |
| Wayne County, PA | # 35 | 4 | 182.3 GWh |
| Tioga County, PA | # 34 | 6 | 237.6 GWh |
| Potter County, PA | # 33 | 3 | 281.3 GWh |
| Carbon County, PA | # 32 | 6 | 475.1 GWh |
| Blair County, PA | # 31 | 6 | 683.8 GWh |
| Somerset County, PA | # 30 | 16 | 820.7 GWh |
| Franklin County, PA | # 29 | 14 | 825.7 GWh |
| Wyoming County, PA | # 28 | 4 | 918.1 GWh |
| Clearfield County, PA | # 27 | 7 | 1.1 TWh |
| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Philadelphia County, PA | # 26 | 16 | 1.2 TWh |
| Schuylkill County, PA | # 25 | 14 | 1.7 TWh |
| Lancaster County, PA | # 24 | 15 | 1.7 TWh |
| Montour County, PA | # 23 | 2 | 4.3 TWh |
| Fayette County, PA | # 22 | 8 | 4.8 TWh |
| Greene County, PA | # 21 | 4 | 4.9 TWh |
| Lebanon County, PA | # 20 | 4 | 5.0 TWh |
| Allegheny County, PA | # 19 | 18 | 5.2 TWh |
| Bradford County, PA | # 18 | 9 | 5.4 TWh |
| Armstrong County, PA | # 17 | 8 | 5.6 TWh |
| Adams County, PA | # 16 | 7 | 6.3 TWh |
| Lycoming County, PA | # 15 | 8 | 6.6 TWh |
| Westmoreland County, PA | # 14 | 4 | 6.8 TWh |
| Indiana County, PA | # 13 | 4 | 6.9 TWh |
| Lawrence County, PA | # 12 | 3 | 7.0 TWh |
| Snyder County, PA | # 11 | 4 | 7.6 TWh |
| Berks County, PA | # 10 | 12 | 7.8 TWh |
| Bucks County, PA | # 9 | 10 | 8.1 TWh |
| Lackawanna County, PA | # 8 | 5 | 9.1 TWh |
| Cambria County, PA | # 7 | 11 | 9.9 TWh |
| Delaware County, PA | # 6 | 7 | 10.9 TWh |
| Northampton County, PA | # 5 | 11 | 13.3 TWh |
| Beaver County, PA | # 4 | 12 | 17.0 TWh |
| Montgomery County, PA | # 3 | 13 | 19.9 TWh |
| Luzerne County, PA | # 2 | 10 | 27.0 TWh |
| York County, PA | # 1 | 16 | 36.0 TWh |