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	Mar 2026
Annual Generation	879.0 TWh
Power Plants	2,465
Utilities	1,203
Ranked #1 out of 65 in terms of net annual generation
Ranked #1 out of 54 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 42% Nuclear \| 30.8% Coal \| 16.5% Wind \| 3.6% Solar \| 2.8% Water \| 1.7% Other Fuel \| 1.6%

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

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Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Peach Bottom	Constellation Nuclear	Delta, PA	22 TWh	Jun 1974	Dec 2025	Nuclear
Braidwood Generation Station	Constellation Nuclear	Braceville, IL	20 TWh	Jun 1988	Dec 2025	Nuclear
Byron Generating Station	Constellation Nuclear	Byron, IL	20 TWh	Aug 1985	Dec 2025	Nuclear
Limerick	Constellation Nuclear	Sanatoga, PA	19 TWh	Jan 1986	Dec 2025	Nuclear
LaSalle Generating Station	Constellation Nuclear	Marseilles, IL	19 TWh	Dec 1983	Dec 2025	Nuclear
PSEG Salem Generating Station	PSEG Nuclear LLC	Hancocks Bridge, NJ	19 TWh	May 1971	Dec 2025	Nuclear
TalenEnergy Susquehanna	TalenEnergy Susquehanna LLC	Berwick, PA	19 TWh	May 1983	Dec 2025	Nuclear
Donald C Cook	Indiana Michigan Power Co	Bridgman, MI	18 TWh	Jul 1975	Dec 2025	Nuclear
Dresden Generating Station	Constellation Nuclear	Morris, IL	15 TWh	Jul 1970	Dec 2025	Nuclear
Quad Cities Generating Station	Constellation Nuclear	Cordova, IL	15 TWh	Nov 1972	Dec 2025	Nuclear
Beaver Valley	Energy Harbor Nuclear Generation LLC	Shippingport, PA	15 TWh	Aug 1976	Dec 2025	Nuclear
North Anna	Virginia Electric & Power Co	Mineral, VA	15 TWh	May 1978	Dec 2025	Nuclear
Calvert Cliffs Nuclear Power Plant	Constellation Nuclear	Lusby, MD	15 TWh	Apr 1975	Dec 2025	Nuclear
Surry	Virginia Electric & Power Co	Surry, VA	13 TWh	Nov 1972	Dec 2025	Nuclear
Gavin Power, LLC	Gavin Power, LLC	Cheshire, OH	13 TWh	Sep 1974	Dec 2025	Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5%
Greensville County Power Station	Virginia Electric & Power Co	Emporia, VA	11 TWh	Nov 2018	Dec 2025	Natural Gas
Guernsey Power Station	Guernsey Power Station LLC	Byesville, OH	11 TWh	Jan 2023	Dec 2025	Natural Gas
Cardinal	Cardinal Operating Company	Brillant, OH	11 TWh	Jan 1967	Dec 2025	Bituminous Coal : 99.7%
FirstEnergy Harrison Power Station	Monongahela Power Co	Haywood, WV	11 TWh	Nov 1972	Dec 2025	Refined Coal : 99.8%
Hanging Rock Energy Facility	Dynegy Hanging Rock Energy Facility	Ironton, OH	10 TWh	May 2003	Dec 2025	Natural Gas
Brunswick County Power Station	Virginia Electric & Power Co	Freeman, VA	10 TWh	Mar 2016	Dec 2025	Natural Gas
Rockport	Indiana Michigan Power Co	Rockport, IN	10 TWh	Nov 1984	Dec 2025	Subbituminous Coal : 97.3% Bituminous Coal : 2.3%
Perry	Energy Harbor Nuclear Generation LLC	Perry, OH	9 TWh	Oct 1987	Dec 2025	Nuclear
PSEG Hope Creek Generating Station	PSEG Nuclear LLC	Hancocks Bridge, NJ	9 TWh	Nov 1986	Dec 2025	Nuclear
John E Amos	Appalachian Power Co	St Albans, WV	9 TWh	Aug 1971	Dec 2025	Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5%
Lackawanna Energy Center	Invenergy Services LLC	Jessup, PA	9 TWh	Feb 2018	Dec 2025	Natural Gas
H L Spurlock	East Kentucky Power Coop, Inc	Maysville, KY	9 TWh	Aug 1977	Dec 2025	Bituminous Coal : 99.4%
York Energy Center	Calpine Mid-Merit LLC	Delta, PA	9 TWh	Feb 2011	Dec 2025	Natural Gas : 99.6%
Warren County	Virginia Electric & Power Co	Front Royal, VA	9 TWh	Nov 2014	Dec 2025	Natural Gas
Fairless Energy Center	Edgewater Generation, LLC	Fairless Hills, PA	9 TWh	Apr 2004	Dec 2025	Natural Gas
Hummel Station LLC	Hummel Station, LLC	Shamokin Dam, PA	8 TWh	May 2018	Dec 2025	Natural Gas
Lawrenceburg Power, LLC	Lawrenceburg Power, LLC	Lawrenceburg, IN	8 TWh	May 2004	Dec 2025	Natural Gas
Davis Besse	Energy Harbor Nuclear Generation LLC	Oak Harbor, OH	8 TWh	Oct 1977	Dec 2025	Nuclear
Jackson Generation, LLC	Jackson Generation, LLC	Elwood, IL	8 TWh	Apr 2022	Dec 2025	Natural Gas
CPV Fairview Energy Center	CPV Fairview, LLC	Johnstown, PA	8 TWh	Nov 2019	Dec 2025	Natural Gas
New Covert Generating Facility	Consumers Energy Co - (MI)	Covert, MI	7 TWh	Feb 2004	Dec 2025	Natural Gas
South Field Energy	South Field Energy, LLC	Wellsville, OH	7 TWh	Jul 2021	Dec 2025	Natural Gas
Moxie Freedom Generation Plant	Moxie Freedom LLC	Salem Township, PA	7 TWh	Jul 2018	Dec 2025	Natural Gas
Mountaineer	Appalachian Power Co	New Haven, WV	7 TWh	Aug 1980	Dec 2025	Bituminous Coal : 99.7%
Miami Fort	Luminant Miami Fort	North Bend, OH	7 TWh	Oct 1960	Dec 2025	Bituminous Coal : 99.8%
Hickory Run Energy Station	Hickory Run Energy, LLC	New Castle, PA	7 TWh	Apr 2020	Dec 2025	Natural Gas
Clean Energy Future-Lordstown, LLC	Clean Energy Future-Lordstown, LLC	Lordstown, OH	7 TWh	Sep 2018	Dec 2025	Natural Gas
CPV Three Rivers Energy Center	CPV Three Rivers, LLC	Morris, IL	6 TWh	May 2023	Dec 2025	Natural Gas
Tenaska Westmoreland Generating Station	Tenaska Pennsylvania Partners, LLC	Smithton, PA	6 TWh	Nov 2018	Dec 2025	Natural Gas
Indeck Niles Energy Center	Indeck Niles, LLC	Niles, MI	6 TWh	Jun 2022	Dec 2025	Natural Gas
FirstEnergy Fort Martin Power Station	Monongahela Power Co	Maidsville, WV	6 TWh	Sep 1967	Dec 2025	Bituminous Coal : 99.7%
Hamilton Patriot Generation Plant	Hamilton Operating Services, LLC	Montgomery, PA	6 TWh	Jun 2016	Dec 2025	Natural Gas
Hunterstown Power Plant	Hunterstown Generation, LLC	Gettysburg, PA	6 TWh	Jun 2003	Dec 2025	Natural Gas
Bethlehem Power Plant	Calpine Bethlehem LLC	Bethlehem, PA	6 TWh	Nov 2002	Dec 2025	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Clifty Creek	Indiana-Kentucky Electric Corp	Madison, IN	6 TWh	Jan 1955	Dec 2025	Bituminous Coal : 96.7% Subbituminous Coal : 3.1%
Marcus Hook Energy LP	Marcus Hook Energy LP	Marcus Hook, PA	6 TWh	Nov 2004	Dec 2025	Natural Gas
Oregon Clean Energy Center	Oregon Clean Energy Center	Oregon, OH	6 TWh	Jun 2017	Dec 2025	Natural Gas
Kendall County Generation Facility	Dynegy Kendall Energy LLC	Minooka, IL	6 TWh	Feb 2002	Dec 2025	Natural Gas
Doswell Energy Center	Doswell Ltd Partnership	Ashland, VA	6 TWh	Oct 1991	Dec 2025	Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
Kyger Creek	Ohio Valley Electric Corp	Cheshire, OH	5 TWh	Jan 1955	Dec 2025	Bituminous Coal : 98.1% Subbituminous Coal : 1.7%
St Joseph Energy Center	St Joseph Energy Center LLC	New Carlisle, IN	5 TWh	Mar 2018	Dec 2025	Natural Gas
Carroll County Energy	Carroll County Energy LLC	Carrollton, OH	5 TWh	Nov 2017	Dec 2025	Natural Gas
Hamilton Liberty	Hamilton Liberty O&M LLC	Towanda, PA	5 TWh	May 2016	Dec 2025	Natural Gas
Waterford Power, LLC	Waterford Power, LLC	Waterford, OH	5 TWh	Jul 2003	Dec 2025	Natural Gas
Tenaska Virginia Generating Station	Tenaska Virginia Partners LP	Scottsville, VA	5 TWh	Mar 2004	Dec 2025	Natural Gas : 99.7%
Ironwood LLC	Helix Ironwood LLC	Lebanon, PA	5 TWh	Nov 2001	Dec 2025	Natural Gas
Potomac Energy Center, LLC	Potomac Energy Center LLC	Leesburg, VA	5 TWh	Mar 2017	Dec 2025	Natural Gas
CPV St Charles Energy Center	CPV Maryland LLC	Waldorf, MD	5 TWh	Jan 2017	Dec 2025	Natural Gas
TalenEnergy Montour	TalenEnergy Montour LLC	Washingtonville, PA	5 TWh	Jan 1971	Dec 2025	Natural Gas
Longview Power Plant	Longview Power, LLC	Maidsville, WV	5 TWh	Nov 2011	Dec 2025	Bituminous Coal : 99.7%
Keystone	KeyCon Operating LLC	Shelocta, PA	5 TWh	Jul 1967	Dec 2025	Bituminous Coal
Fayette Energy Facility	Fayette Power Company, LLC	Masontown, PA	5 TWh	May 2003	Dec 2025	Natural Gas
Lower Mount Bethel Energy	Lower Mount Bethel Energy LLC	Bangor, PA	4 TWh	Jan 2004	Dec 2025	Natural Gas
PSEG Linden Generating Station	Linden Combined Cycle	Linden, NJ	4 TWh	May 1995	Dec 2025	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Allegheny Energy Units 3 4 & 5	Springdale Energy LLC	Springdale, PA	4 TWh	Jun 2003	Dec 2025	Natural Gas
Keys Energy Center	PSEG Keys Energy Center, LLC	Brandywine, MD	4 TWh	Jun 2018	Dec 2025	Natural Gas
Mt Storm	Virginia Electric & Power Co	Mount Storm, WV	4 TWh	Aug 1965	Dec 2025	Bituminous Coal : 99.7%
Hill Top Energy Center, LLC	Hill Top Energy Center, LLC	Carmichaels, PA	4 TWh	Jun 2021	Dec 2025	Natural Gas
Brunner Island	Brunner Island LLC	York Haven, PA	4 TWh	Apr 1961	Dec 2025	Natural Gas : 56.6% Bituminous Coal : 43.4%
Dresden Energy Facility	Appalachian Power Co	Dresden, OH	4 TWh	Jan 2012	Dec 2025	Natural Gas
Ontelaunee Energy Center	Ontelaunee Energy Center	Reading, PA	4 TWh	Apr 2002	Dec 2025	Natural Gas
Fremont Energy Center	American Mun Power-Ohio, Inc	Fremont, OH	4 TWh	Dec 2011	Dec 2025	Natural Gas
Mitchell (WV)	Kentucky Power Co	Captina, WV	4 TWh	Apr 1971	Dec 2025	Bituminous Coal : 99.0% Distillate Fuel Oil : 1.0%
Liberty Electric Power Plant	Liberty Electric Power LLC	Eddystone, PA	4 TWh	Apr 2002	Dec 2025	Natural Gas
Conemaugh	KeyCon Operating LLC	New Florence, PA	4 TWh	Jan 1970	Dec 2025	Bituminous Coal : 99.4% Natural Gas : 0.5%
Woodbridge Energy Center	Woodbridge Energy Center	Keasbey, NJ	4 TWh	Sep 2015	Dec 2025	Natural Gas
Long Ridge Energy Generation	Long Ridge Energy Generation LLC	Hannibal, OH	4 TWh	Sep 2021	Dec 2025	Natural Gas
Washington Energy Facility	Dynegy Washington Energy Facility	Beverly, OH	4 TWh	May 2002	Dec 2025	Natural Gas
Red Oak Power LLC	Red Oak Operating Services LLC	Sayreville, NJ	3 TWh	Feb 2002	Dec 2025	Natural Gas
Birdsboro Power	Birdsboro Power LLC	Birdsboro, PA	3 TWh	Apr 2019	Dec 2025	Natural Gas
Bear Garden	Virginia Electric & Power Co	New Canton, VA	3 TWh	Apr 2011	Dec 2025	Natural Gas
Powerton	Midwest Generations EME LLC	Pekin, IL	3 TWh	Aug 1972	Dec 2025	Subbituminous Coal : 99.8%
Wildcat Point Generation Facility	Old Dominion Electric Coop	Conowingo, MD	3 TWh	Mar 2018	Dec 2025	Natural Gas
Nelson Energy Center	Invenergy Services LLC	Rock Falls, IL	3 TWh	Apr 2015	Dec 2024	Natural Gas
Bergen Generating Station	Bergen Generating Station	Ridgefield, NJ	3 TWh	Apr 1959	Dec 2025	Natural Gas : 98.1% Kerosene : 1.9%
Middletown Energy Center	Ohio Power Partners, LLC	Middletown, OH	3 TWh	Apr 2018	Dec 2025	Natural Gas
Seward (PA)	Seward Generating LLC	New Florence, PA	3 TWh	Oct 2004	Dec 2025	Waste/Other Coal : 99.8%
Possum Point	Virginia Electric & Power Co	Dumfries, VA	3 TWh	May 1955	Dec 2025	Natural Gas : 99.8%
Kincaid Generation LLC	Dynegy Kincaid Generation	Kincaid, IL	3 TWh	May 1967	Dec 2025	Subbituminous Coal : 99.5%
Newark Energy Center	Hartree Partners LP	Newark, NJ	3 TWh	Aug 2015	Dec 2025	Natural Gas
East Bend	Duke Energy Kentucky Inc	Union, KY	3 TWh	Feb 1981	Dec 2025	Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5%
Brandon Shores	Brandon Shores LLC	Baltimore, MD	2 TWh	Apr 1984	Dec 2025	Bituminous Coal : 98.6% Distillate Fuel Oil : 1.4%
TalenEnergy Martins Creek	TalenEnergy Martins Creek LLC	Bangor, PA	2 TWh	May 1971	Dec 2025	Natural Gas : 98.1% Residual Fuel Oil : 1.9%
Rolling Hills Generating	Rolling Hills Generating LLC	Wilkesville, OH	2 TWh	May 2003	Dec 2024	Natural Gas
Hay Road	Calpine Mid-Atlantic Generation LLC	Wilmington, DE	2 TWh	Apr 1989	Dec 2025	Natural Gas : 98.2% Distillate Fuel Oil : 1.8%

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#60	Alcoa Power Generating, Inc. - Yadkin Division	610.0 GWh	4
#25	Dominion Energy South Carolina, Inc.	25.6 TWh	87
#13	Duke Energy Carolinas	112.4 TWh	565
#17	Duke Energy Progress East	64.5 TWh	559
#52	Duke Energy Progress West	4.3 TWh	10
#15	ISO New England	110.5 TWh	1,577
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	34.3 TWh	25
#12	New York Independent System Operator	134.0 TWh	1,211
#29	South Carolina Public Service Authority	18.4 TWh	34
#59	Southeastern Power Administration	1.4 TWh	11

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	879.0 TWh	2,465
#2	Midcontinent Independent System Operator, Inc.	659.4 TWh	2,831
#3	Electric Reliability Council of Texas, Inc.	484.9 TWh	1,313
#5	Southwest Power Pool	300.1 TWh	835
#6	Southern Company Services, Inc. - Trans	250.9 TWh	417
#7	California Independent System Operator	179.9 TWh	2,075
#9	Tennessee Valley Authority	162.4 TWh	204
#10	Florida Power & Light Co.	150.5 TWh	187
#12	New York Independent System Operator	134.0 TWh	1,211
#13	Duke Energy Carolinas	112.4 TWh	565