PJM Interconnection, LLC

Balancing Authority Summary Information

PJM Interconnection, LLC is ranked #1 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing Authority	PJM Interconnection, LLC
States	Delaware District of Columbia Illinois Indiana Kentucky Maryland Michigan Minnesota New Jersey North Carolina Ohio Pennsylvania Tennessee Virginia West Virginia
Last Update	Nov 2025
Annual Generation	870.7 TWh
Power Plants	2,465
Utilities	1,203
Ranked #1 out of 65 in terms of net annual generation
Ranked #1 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 41.9% Nuclear \| 31.2% Coal \| 16.5% Wind \| 3.7% Solar \| 2.8% Water \| 1.8% Other Fuel \| 1.4%

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Daily Net Generation for PJM Interconnection, LLC for the past 3 Years

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
William F Matson Generating Station	Allegheny Electric Coop Inc	Huntingdon, PA	86 GWh	May 1988	Sep 2025	Water
Hay Road	Calpine Mid-Atlantic Generation LLC	Wilmington, DE	2 TWh	Apr 1989	Sep 2025	Natural Gas : 98.1% Distillate Fuel Oil : 1.9%
Woodsdale	Duke Energy Kentucky Inc	Trenton, OH	359 GWh	Apr 1992	Sep 2025	Natural Gas : 98.6% Distillate Fuel Oil : 1.4%
Clover	Virginia Electric & Power Co	Clover, VA	1 TWh	Sep 1995	Sep 2025	Bituminous Coal : 99.7%
Falling Spring	Borough of Chambersburg	Chambersburg, PA	717 MWh	Nov 1967	Sep 2025	Natural Gas : 88.8% Distillate Fuel Oil : 11.2%
Ladysmith	Virginia Electric & Power Co	Woodford, VA	901 GWh	Apr 2001	Sep 2025	Natural Gas : 86.2% Distillate Fuel Oil : 13.8%
Warren F Sam Beasley Generation Station	Delaware Municipal Electric Corp	Smyrna, DE	67 GWh	Mar 2002	Sep 2025	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Gavin Power, LLC	Gavin Power, LLC	Cheshire, OH	13 TWh	Sep 1974	Sep 2025	Bituminous Coal : 99.5%
WestRock-West Point Mill	WestRock-West Point Mill	West Point, VA	538 GWh	Dec 1953	Sep 2025	Black Liquor : 43.7% Natural Gas : 36.3% Wood/Wood Waste Solids : 16.1% Bituminous Coal : 2.5% Sludge Waste : 1.2%
Energy Center Dover	Cartier Energy, LLC	Dover, DE	114 GWh	Apr 1985	Sep 2025	Natural Gas : 99.6%
Wabtec U.S Rail, Grove City Engine Plant	General Electric Co	Grove City, PA	5 GWh	May 1984	Sep 2025	Distillate Fuel Oil
Harrisburg Facility	Harrisburg Authority	Harrisburg, PA	103 GWh	Mar 2006	Sep 2025	Non-biogenic Municipal Solid Waste : 52.5% Biogenic Municipal Solid Waste : 42.9% Natural Gas : 4.6%
CIP II/AR Bridgewater Holdings - NJCOE	COE Bridgewater LLC c/o Thor Equities, LLC	Bridgewater, NJ	26 GWh	Oct 2002	Sep 2025	Natural Gas : 99.6%
Indiana University of Pennsylvania	Indiana University of Penn	Indiana, PA	18 GWh	Feb 1988	Sep 2025	Natural Gas : 96.8% Distillate Fuel Oil : 3.2%
Merck Rahway Power Plant	Merck & Co Inc	Rahway, NJ	33 GWh	Dec 1976	Sep 2025	Natural Gas : 99.4% Solar : 0.5%
Cleveland Works	Cleveland Cliffs	Cleveland, OH	359 GWh	Dec 1949	Sep 2025	Blast Furnace Gas : 53.3% Natural Gas : 46.7%
Camden Resource Recovery Facility	Covanta Camden Energy Recovery Center	Camden, NJ	161 GWh	Feb 1991	Sep 2025	Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.7%
Wheelabrator Baltimore Refuse	Wheelabrator Environmental Systems	Baltimore, MD	295 GWh	Oct 1984	Sep 2025	Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Hopewell Cogeneration	Luminant Generation Company LLC	Hopewell, VA	2 TWh	Dec 1989	Sep 2025	Natural Gas : 99.4% Distillate Fuel Oil : 0.6%
Covanta Essex Company	Covanta Essex Company	Newark, NJ	484 GWh	Oct 1990	Sep 2025	Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
French Paper Hydro	French Paper Co	Niles, MI	3 GWh	Dec 1920	Sep 2025	Water
Eastern Correctional Institute	Maryland Environmental Service	Westover, MD	10 GWh	Jul 1987	Sep 2025	Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
Covanta Delaware Valley	Covanta Delaware Valley LP	Chester, PA	532 GWh	Mar 1991	Sep 2025	Non-biogenic Municipal Solid Waste : 54.9% Biogenic Municipal Solid Waste : 45.0%
Lockport Powerhouse	Metro Wtr Recl Dist Grtr Chi	Lockport, IL	10 GWh	Jan 1999	Sep 2025	Water
Vicinity Energy Trenton, L.P.	Vicinity Energy Trenton, L.P.	Trenton, NJ	117 MWh	Nov 1983	Sep 2025	Natural Gas : 94.4% Distillate Fuel Oil : 5.6%
York County Resource Recovery	York County Solid W & R Auth	York, PA	222 GWh	Oct 1989	Sep 2025	Non-biogenic Municipal Solid Waste : 53.5% Biogenic Municipal Solid Waste : 43.7% Natural Gas : 2.8%
KapStone Kraft Paper Corp	Westrock Kraft Paper, LLC	Roanoke Rapids, NC	179 GWh	Dec 1965	Sep 2025	Black Liquor : 63.4% Bituminous Coal : 16.2% Natural Gas : 10.6% Wood/Wood Waste Solids : 9.5%
Archbald Power Station	PEI Power Corp	Archbald, PA	72 GWh	Aug 1988	Sep 2025	Natural Gas : 88.1% Landfill Gas : 11.9%
University of Notre Dame	University of Notre Dame	Notre Dame, IN	89 GWh	Jun 1952	Sep 2025	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Pixelle Specialty Solutions LLC - Spring	Pixelle Specialty Solutions LLC - (PA)	Spring Grove, PA	412 GWh	Apr 1948	Sep 2025	Black Liquor : 47.9% Natural Gas : 25.6% Bituminous Coal : 21.6% Wood/Wood Waste Solids : 3.6% Residual Fuel Oil : 0.7% Sludge Waste : 0.6%
Rutgers Biomedical and Health Cogen	Rutgers, The State University of NJ	Newark, NJ	50 GWh	Jun 1989	Sep 2025	Natural Gas
Georgia-Pacific Big Island	GP Big Island LLC	Big Island, VA	42 GWh	May 1920	Sep 2025	Natural Gas : 64.2% Wood/Wood Waste Solids : 24.8% Black Liquor : 8.2% Other Biomass Solids : 2.6%
Tennessee Eastman Operations	Eastman Chemical Co-TN Ops	Kingsport, TN	1 TWh	Aug 1936	Sep 2025	Natural Gas : 60.4% Bituminous Coal : 37.8% Other Gas : 1.0% Sludge Waste : 0.8%
Axiall Natrium Plant	Westlake Chemical Natrium Plant	New Martinsville, WV	602 GWh	Dec 1942	Sep 2025	Natural Gas : 96.5% Other Gas : 3.5%
ExxonMobil Oil Joliet Refinery	ExxonMobil Oil Corp	Channahon, IL	186 GWh	Apr 1986	Sep 2025	Other Gas
Paulsboro Refinery	Paulsboro Refining Company - LLC	Paulsboro, NJ	347 GWh	Jul 1982	Sep 2025	Natural Gas : 57.9% Other Gas : 42.1%
Montgomery County Resource Recovery	Covanta Montgomery, Inc.	Dickerson, MD	289 GWh	Apr 1995	Sep 2025	Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 0.8%
Covanta Fairfax Energy	Covanta Fairfax Inc	Lorton, VA	647 GWh	Feb 1990	Sep 2025	Non-biogenic Municipal Solid Waste : 54.3% Biogenic Municipal Solid Waste : 44.4% Natural Gas : 1.3%
Covanta Alexandria/Arlington Energy	Covanta Alexandria/Arlington	Alexandria, VA	146 GWh	Sep 1987	Sep 2025	Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Hopewell Mill	RockTenn-Hopewell	Hopewell, VA	286 GWh	Nov 1980	Sep 2025	Black Liquor : 45.8% Wood/Wood Waste Solids : 34.7% Natural Gas : 18.9% Bituminous Coal : 0.6%
Lancaster County Resource Recovery	Covanta Lancaster Inc	Brainbridge, PA	183 GWh	Nov 1990	Sep 2025	Non-biogenic Municipal Solid Waste : 54.9% Biogenic Municipal Solid Waste : 44.9%
Wheelabrator Gloucester LP	Wheelabrator Environmental Systems	Westville, NJ	82 GWh	Dec 1989	Sep 2025	Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Northampton Generating Company LP	EIF Northampton GP, LLC	Northampton, PA	600 GWh	Jul 1995	Sep 2025	Waste/Other Coal : 98.0% Waste/Other Oil : 1.1% Tire-derived Fuels : 0.8%
Covington Facility	WestRock Corp	Covington, VA	727 GWh	Dec 1950	Sep 2025	Black Liquor : 43.9% Natural Gas : 25.9% Wood/Wood Waste Solids : 17.5% Bituminous Coal : 12.1% Residual Fuel Oil : 0.5%
Union County Resource Recovery	Reworld Union (NJ), LLC	Rahway, NJ	288 GWh	Jan 1994	Sep 2025	Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Doswell Energy Center	Doswell Ltd Partnership	Ashland, VA	6 TWh	Oct 1991	Sep 2025	Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Celanese Acetate LLC	Celanese Acetate LLC	Narrows, VA	161 GWh	Dec 1941	Sep 2025	Natural Gas
International Paper Franklin Mill	International Paper	Franklin, VA	260 GWh	Oct 1977	Sep 2025	Black Liquor : 88.4% Natural Gas : 11.6%
Delaware City Plant	Delaware City Refining Company LLC	Delaware City, DE	1 TWh	Sep 1956	Sep 2025	Natural Gas : 82.3% Other Gas : 17.7%
University of Illinois Cogen Facility	University of Illinois	Chicago, IL	112 GWh	Mar 1993	Sep 2025	Natural Gas : 99.9%
Spruance Operating Services LLC	Veolia Energy Operating Service	Richmond, VA	62 GWh	Apr 1992	Sep 2025	Natural Gas
Bucknell University	Bucknell University	Lewisburg, PA	44 GWh	Sep 1991	Sep 2025	Natural Gas : 98.3% Distillate Fuel Oil : 1.7%
Hoffer Plastics	Hoffer Plastics	South Elgin, IL	2 GWh	Mar 1992	Sep 2025	Natural Gas
Charter Dura-Bar	Wells Manufacturing Co	Woodstock, IL	9 GWh	Mar 1992	Sep 2025	Natural Gas
Bayville Central Facility	Ocean County Utilities Auth	Bayville, NJ	2 GWh	Aug 1988	Sep 2025	Other Biomass Gas : 78.5% Natural Gas : 9.1% Solar : 7.2% Distillate Fuel Oil : 5.3%
Reworld Plymouth LLC	Reworld Waste LLC	Conshohocken, PA	205 GWh	Nov 1991	Sep 2025	Non-biogenic Municipal Solid Waste : 54.2% Biogenic Municipal Solid Waste : 44.3% Distillate Fuel Oil : 1.5%
St Nicholas Cogen Project	Schuylkill Energy Resource Inc	Shenandoah, PA	670 GWh	Aug 1990	Sep 2025	Waste/Other Coal : 99.7%
Schoolfield Dam	Eagle Creek Renewable Energy, LLC	Danville, VA	13 GWh	Sep 1990	Sep 2025	Water
Wheelabrator Falls	Wheelabrator Environmental Systems	Morrisville, PA	267 GWh	Apr 1994	Sep 2025	Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Domino Sugar Baltimore	American Sugar Refining, Inc.	Baltimore, MD	56 GWh	May 1955	Sep 2025	Natural Gas : 99.8%
Bristol Myers Squibb New Brunswick	Bristol-Myers Squibb Co	New Brunswick, NJ	57 GWh	Jun 1992	Sep 2025	Natural Gas : 99.8%
Brandywine Power Facility	KMC Thermo, LLC	Brandywine, MD	593 GWh	Jul 1996	Sep 2025	Natural Gas : 94.8% Distillate Fuel Oil : 5.2%
Kendall County Generation Facility	Dynegy Kendall Energy LLC	Minooka, IL	5 TWh	Feb 2002	Sep 2025	Natural Gas
Ontelaunee Energy Center	Ontelaunee Energy Center	Reading, PA	4 TWh	Apr 2002	Sep 2025	Natural Gas
Riverside Generating LLC	Riverside Generating Co LLC	Catlettsburg, KY	694 GWh	Jun 2001	Sep 2025	Natural Gas
Elwood Energy LLC	Elwood Energy LLC	Elwood, IL	213 GWh	Jun 1999	Sep 2025	Natural Gas
Morris Cogeneration LLC	Morris Cogeneration LLC	Morris, IL	599 GWh	Oct 1998	Sep 2025	Natural Gas
Liberty Electric Power Plant	Liberty Electric Power LLC	Eddystone, PA	4 TWh	Apr 2002	Sep 2025	Natural Gas
Red Oak Power LLC	Red Oak Operating Services LLC	Sayreville, NJ	3 TWh	Feb 2002	Sep 2025	Natural Gas
Ceredo Generating Station	Appalachian Power Co	Huntington, WV	707 GWh	May 2001	Sep 2025	Natural Gas
Aurora	Aurora Generation LLC	Aurora, IL	460 GWh	Apr 2001	Sep 2025	Natural Gas
New Covert Generating Facility	Consumers Energy Co - (MI)	Covert, MI	7 TWh	Feb 2004	Sep 2025	Natural Gas
Fairless Energy Center	Edgewater Generation, LLC	Fairless Hills, PA	8 TWh	Apr 2004	Sep 2025	Natural Gas
Ironwood LLC	Helix Ironwood LLC	Lebanon, PA	5 TWh	Nov 2001	Sep 2025	Natural Gas
Armstrong	Armstrong Power LLC	Shelocta, PA	1 TWh	Apr 2002	Sep 2025	Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Pleasants Energy LLC	Pleasants Energy LLC	St Mary's, WV	1 TWh	Feb 2002	Sep 2025	Natural Gas
Dresden Energy Facility	Appalachian Power Co	Dresden, OH	4 TWh	Jan 2012	Sep 2025	Natural Gas
Commonwealth Chesapeake	Commonwealth Chesapeake Co LLC	New Church, VA	34 GWh	Jul 2000	Sep 2025	Distillate Fuel Oil
Washington Energy Facility	Dynegy Washington Energy Facility	Beverly, OH	4 TWh	May 2002	Sep 2025	Natural Gas
Tenaska Virginia Generating Station	Tenaska Virginia Partners LP	Scottsville, VA	5 TWh	Mar 2004	Sep 2025	Natural Gas : 99.7%
Indeck Niles Energy Center	Indeck Niles, LLC	Niles, MI	4 TWh	Jun 2022	Sep 2025	Natural Gas
Lawrenceburg Power, LLC	Lawrenceburg Power, LLC	Lawrenceburg, IN	8 TWh	May 2004	Sep 2025	Natural Gas
Waterford Power, LLC	Waterford Power, LLC	Waterford, OH	5 TWh	Jul 2003	Sep 2025	Natural Gas
Fayette Energy Facility	Fayette Power Company, LLC	Masontown, PA	5 TWh	May 2003	Sep 2025	Natural Gas
York Energy Center	Calpine Mid-Merit LLC	Delta, PA	9 TWh	Feb 2011	Sep 2025	Natural Gas : 99.7%
Lower Mount Bethel Energy	Lower Mount Bethel Energy LLC	Bangor, PA	4 TWh	Jan 2004	Sep 2025	Natural Gas
Bethlehem Power Plant	Calpine Bethlehem LLC	Bethlehem, PA	6 TWh	Nov 2002	Sep 2025	Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Fremont Energy Center	American Mun Power-Ohio, Inc	Fremont, OH	4 TWh	Dec 2011	Sep 2025	Natural Gas
Allegheny Energy Units 3 4 & 5	Springdale Energy LLC	Springdale, PA	4 TWh	Jun 2003	Sep 2025	Natural Gas
Hanging Rock Energy Facility	Dynegy Hanging Rock Energy Facility	Ironton, OH	9 TWh	May 2003	Sep 2025	Natural Gas
Marcus Hook Energy LP	Marcus Hook Energy LP	Marcus Hook, PA	6 TWh	Nov 2004	Sep 2025	Natural Gas
Somerset Windpower LLC	Sequitur Renewables, LLC	Ohiopyle, PA	7 GWh	Nov 2001	Sep 2025	Wind
Mill Run Windpower LLC	Sequitur Renewables, LLC	Mill Run, PA	19 GWh	Nov 2001	Sep 2025	Wind
Warren County	Virginia Electric & Power Co	Front Royal, VA	9 TWh	Nov 2014	Sep 2025	Natural Gas
Hunterstown Power Plant	Hunterstown Generation, LLC	Gettysburg, PA	6 TWh	Jun 2003	Sep 2025	Natural Gas
Mountaineer Wind Energy Center	Sequitur Renewables, LLC	Thomas, WV	101 GWh	Nov 2002	Sep 2025	Wind
Ashtabula	DTE Ashtabula, LLC	Ashtabula, OH	172 GWh	Jan 2001	Sep 2025	Natural Gas
Orchard Park	Borough of Chambersburg	Chambersburg, PA	41 GWh	Nov 2003	Sep 2025	Natural Gas : 94.9% Distillate Fuel Oil : 5.1%
Waymart Wind	Sequitur Renewables, LLC	Forest City, PA	96 GWh	Sep 2003	Sep 2025	Wind
Meyersdale Windpower, LLC	Sequitur Renewables, LLC	Meyersdale, PA	33 GWh	Nov 2003	Sep 2025	Wind

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	696.7 GWh	4
#25	Dominion Energy South Carolina, Inc.	25.7 TWh	87
#13	Duke Energy Carolinas	112.5 TWh	565
#17	Duke Energy Progress East	64.3 TWh	559
#52	Duke Energy Progress West	4.3 TWh	10
#15	ISO New England	105.5 TWh	1,577
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	34.4 TWh	25
#12	New York Independent System Operator	131.6 TWh	1,211
#30	South Carolina Public Service Authority	18.9 TWh	34
#59	Southeastern Power Administration	1.5 TWh	11

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	870.7 TWh	2,465
#2	Midcontinent Independent System Operator, Inc.	655.1 TWh	2,831
#4	Electric Reliability Council of Texas, Inc.	485.0 TWh	1,313
#5	Southwest Power Pool	299.9 TWh	835
#6	Southern Company Services, Inc. - Trans	250.9 TWh	417
#7	California Independent System Operator	188.0 TWh	2,075
#9	Tennessee Valley Authority	161.6 TWh	204
#10	Florida Power & Light Co.	148.9 TWh	187
#12	New York Independent System Operator	131.6 TWh	1,211
#13	Duke Energy Carolinas	112.5 TWh	565