PJM Interconnection, LLC

Balancing Authority Summary Information

PJM Interconnection, LLC is ranked #1 out of 64 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	Oct 2026
Annual Generation	892.1 TWh
Power Plants	2,806
Utilities	1,309
Ranked #1 out of 64 in terms of net annual generation
Ranked #1 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 41.1% Nuclear \| 30.5% Coal \| 16.5% Wind \| 3.8% Solar \| 3.2% Other Fuel \| 2.3% Water \| 1.7%

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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	Jul 2026	Nuclear
TalenEnergy Susquehanna	TalenEnergy Susquehanna LLC	Berwick, PA	20 TWh	May 1983	Jul 2026	Nuclear
Byron Generating Station	Constellation Nuclear	Byron, IL	20 TWh	Aug 1985	Jul 2026	Nuclear
Braidwood Generation Station	Constellation Nuclear	Braceville, IL	20 TWh	Jun 1988	Jul 2026	Nuclear
Limerick	Constellation Nuclear	Sanatoga, PA	19 TWh	Jan 1986	Jul 2026	Nuclear
PSEG Salem Generating Station	PSEG Nuclear LLC	Hancocks Bridge, NJ	19 TWh	May 1971	Jul 2026	Nuclear
Donald C Cook	Indiana Michigan Power Co	Bridgman, MI	19 TWh	Jul 1975	Jul 2026	Nuclear
LaSalle Generating Station	Constellation Nuclear	Marseilles, IL	19 TWh	Dec 1983	Jul 2026	Nuclear
North Anna	Virginia Electric & Power Co	Mineral, VA	16 TWh	May 1978	Jul 2026	Nuclear
Quad Cities Generating Station	Constellation Nuclear	Cordova, IL	15 TWh	Nov 1972	Jul 2026	Nuclear
Dresden Generating Station	Constellation Nuclear	Morris, IL	15 TWh	Jul 1970	Jul 2026	Nuclear
Calvert Cliffs Nuclear Power Plant	Constellation Nuclear	Lusby, MD	15 TWh	Apr 1975	Jul 2026	Nuclear
Beaver Valley	Energy Harbor Nuclear Generation LLC	Shippingport, PA	15 TWh	Aug 1976	Jul 2026	Nuclear
Gavin Power, LLC	Gavin Power, LLC	Cheshire, OH	13 TWh	Sep 1974	Jul 2026	Bituminous Coal : 99.6%
Guernsey Power Station	Guernsey Power Station LLC	Byesville, OH	12 TWh	Jan 2023	Jul 2026	Natural Gas
Surry	Virginia Electric & Power Co	Surry, VA	12 TWh	Nov 1972	Jul 2026	Nuclear
FirstEnergy Harrison Power Station	Monongahela Power Co	Haywood, WV	11 TWh	Nov 1972	Jul 2026	Refined Coal : 61.6% Bituminous Coal : 38.2%
Greensville County Power Station	Virginia Electric & Power Co	Emporia, VA	11 TWh	Nov 2018	Jul 2026	Natural Gas
Perry	Energy Harbor Nuclear Generation LLC	Perry, OH	11 TWh	Oct 1987	Jul 2026	Nuclear
Hanging Rock Energy Facility	Dynegy Hanging Rock Energy Facility	Ironton, OH	10 TWh	May 2003	Jul 2026	Natural Gas
Cardinal	Cardinal Operating Company	Brillant, OH	10 TWh	Jan 1967	Jul 2026	Bituminous Coal : 99.6%
Brunswick County Power Station	Virginia Electric & Power Co	Freeman, VA	10 TWh	Mar 2016	Jul 2026	Natural Gas
York Energy Center	Calpine Mid-Merit LLC	Delta, PA	9 TWh	Feb 2011	Jul 2026	Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Fairless Energy Center	Edgewater Generation, LLC	Fairless Hills, PA	9 TWh	Apr 2004	Jul 2026	Natural Gas
John E Amos	Appalachian Power Co	St Albans, WV	9 TWh	Aug 1971	Jul 2026	Bituminous Coal : 99.4% Distillate Fuel Oil : 0.6%
PSEG Hope Creek Generating Station	PSEG Nuclear LLC	Hancocks Bridge, NJ	9 TWh	Nov 1986	Jul 2026	Nuclear
H L Spurlock	East Kentucky Power Coop, Inc	Maysville, KY	9 TWh	Aug 1977	Jul 2026	Bituminous Coal : 99.3% Tire-derived Fuels : 0.6%
Rockport	Indiana Michigan Power Co	Rockport, IN	9 TWh	Nov 1984	Jul 2026	Subbituminous Coal : 96.5% Bituminous Coal : 3.1%
Hummel Station LLC	Hummel Station, LLC	Shamokin Dam, PA	8 TWh	May 2018	Jul 2026	Natural Gas
Warren County	Virginia Electric & Power Co	Front Royal, VA	8 TWh	Nov 2014	Jul 2026	Natural Gas
Indeck Niles Energy Center	Indeck Niles, LLC	Niles, MI	8 TWh	Jun 2022	Jul 2026	Natural Gas
Lackawanna Energy Center	Invenergy Services LLC	Jessup, PA	8 TWh	Feb 2018	Jul 2026	Natural Gas
South Field Energy	South Field Energy, LLC	Wellsville, OH	8 TWh	Jul 2021	Jul 2026	Natural Gas
Lawrenceburg Power, LLC	Lawrenceburg Power, LLC	Lawrenceburg, IN	7 TWh	May 2004	Jul 2026	Natural Gas
Davis Besse	Energy Harbor Nuclear Generation LLC	Oak Harbor, OH	7 TWh	Oct 1977	Jul 2026	Nuclear
Mountaineer	Appalachian Power Co	New Haven, WV	7 TWh	Aug 1980	Jul 2026	Bituminous Coal : 99.7%
New Covert Generating Facility	Consumers Energy Co - (MI)	Covert, MI	7 TWh	Feb 2004	Jul 2026	Natural Gas
Moxie Freedom Generation Plant	Moxie Freedom LLC	Salem Township, PA	7 TWh	Jul 2018	Jul 2026	Natural Gas
Waterford Power, LLC	Waterford Power, LLC	Waterford, OH	7 TWh	Jul 2003	Jul 2026	Natural Gas
Hickory Run Energy Station	Hickory Run Energy, LLC	New Castle, PA	7 TWh	Apr 2020	Jul 2026	Natural Gas
Miami Fort	Luminant Miami Fort	North Bend, OH	7 TWh	Oct 1960	Jul 2026	Bituminous Coal : 99.8%
Middletown- Ohio	Clean Energy Future-Lordstown, LLC	Lordstown, OH	6 TWh	Sep 2018	Jul 2026	Natural Gas
CPV Three Rivers Energy Center	CPV Three Rivers, LLC	Morris, IL	6 TWh	May 2023	Jul 2026	Natural Gas
Jackson Generation, LLC	Jackson Generation, LLC	Elwood, IL	6 TWh	Apr 2022	Jul 2026	Natural Gas
Tenaska Westmoreland Generating Station	Tenaska Pennsylvania Partners, LLC	Smithton, PA	6 TWh	Nov 2018	Jul 2026	Natural Gas
Clifty Creek	Indiana-Kentucky Electric Corp	Madison, IN	6 TWh	Jan 1955	Jul 2026	Bituminous Coal : 98.5% Subbituminous Coal : 1.4%
Hunterstown Power Plant	Hunterstown Generation, LLC	Gettysburg, PA	6 TWh	Jun 2003	Jul 2026	Natural Gas
Marcus Hook Energy LP	Marcus Hook Energy LP	Marcus Hook, PA	6 TWh	Nov 2004	Jul 2026	Natural Gas : 99.9%
Bethlehem Power Plant	Calpine Bethlehem LLC	Bethlehem, PA	6 TWh	Nov 2002	Jul 2026	Natural Gas : 97.7% Distillate Fuel Oil : 2.3%
Oregon Clean Energy Center	Oregon Clean Energy Center	Oregon, OH	6 TWh	Jun 2017	Jul 2026	Natural Gas
St Joseph Energy Center	St Joseph Energy Center LLC	New Carlisle, IN	6 TWh	Mar 2018	Jul 2026	Natural Gas
Hamilton Patriot Generation Plant	Hamilton Operating Services, LLC	Montgomery, PA	6 TWh	Jun 2016	Jul 2026	Natural Gas
Carroll County Energy	Carroll County Energy LLC	Carrollton, OH	6 TWh	Nov 2017	Jul 2026	Natural Gas
Kendall County Generation Facility	Dynegy Kendall Energy LLC	Minooka, IL	5 TWh	Feb 2002	Jul 2026	Natural Gas
Fayette Energy Facility	Fayette Power Company, LLC	Masontown, PA	5 TWh	May 2003	Jul 2026	Natural Gas
Doswell Energy Center	Doswell Ltd Partnership	Ashland, VA	5 TWh	Oct 1991	Jul 2026	Natural Gas : 98.5% Distillate Fuel Oil : 1.5%
Washington Energy Facility	Dynegy Washington Energy Facility	Beverly, OH	5 TWh	May 2002	Jul 2026	Natural Gas
Longview Power Plant	Longview Power, LLC	Maidsville, WV	5 TWh	Nov 2011	Jul 2026	Bituminous Coal : 99.7%
Kyger Creek	Ohio Valley Electric Corp	Cheshire, OH	5 TWh	Jan 1955	Jul 2026	Bituminous Coal : 98.8% Subbituminous Coal : 1.1%
FirstEnergy Fort Martin Power Station	Monongahela Power Co	Maidsville, WV	5 TWh	Sep 1967	Jul 2026	Bituminous Coal : 99.6%
Hamilton Liberty	Hamilton Liberty O&M LLC	Towanda, PA	5 TWh	May 2016	Jul 2026	Natural Gas
CPV Fairview Energy Center	CPV Fairview, LLC	Johnstown, PA	5 TWh	Nov 2019	Jul 2026	Natural Gas
TalenEnergy Montour	TalenEnergy Montour LLC	Washingtonville, PA	5 TWh	Jan 1971	Jul 2026	Natural Gas
Potomac Energy Center, LLC	Potomac Energy Center LLC	Leesburg, VA	5 TWh	Mar 2017	Jul 2026	Natural Gas
Conemaugh	KeyCon Operating LLC	New Florence, PA	4 TWh	Jan 1970	Jul 2026	Bituminous Coal : 99.4% Natural Gas : 0.6%
Lower Mount Bethel Energy	Lower Mount Bethel Energy LLC	Bangor, PA	4 TWh	Jan 2004	Jul 2026	Natural Gas
Key	Parkway Generation Keys Energy Center LLC	Brandywine, MD	4 TWh	Jun 2018	Jul 2026	Natural Gas
Tenaska Virginia Generating Station	Tenaska Virginia Partners LP	Scottsville, VA	4 TWh	Mar 2004	Jul 2026	Natural Gas
Fremont Energy Center	American Mun Power-Ohio, Inc	Fremont, OH	4 TWh	Dec 2011	Jul 2026	Natural Gas
Mt Storm	Virginia Electric & Power Co	Mount Storm, WV	4 TWh	Aug 1965	Jul 2026	Bituminous Coal : 99.7%
Hill Top Energy Center, LLC	Hill Top Energy Center, LLC	Carmichaels, PA	4 TWh	Jun 2021	Jul 2026	Natural Gas
Linden Generating Station	Linden Combined Cycle	Linden, NJ	4 TWh	May 1995	Jul 2026	Natural Gas : 98.1% Distillate Fuel Oil : 1.9%
Keystone	KeyCon Operating LLC	Shelocta, PA	4 TWh	Jul 1967	Jul 2026	Bituminous Coal
Liberty Electric Power Plant	Liberty Electric Power LLC	Eddystone, PA	4 TWh	Apr 2002	Jul 2026	Natural Gas
Ironwood LLC	Helix Ironwood LLC	Lebanon, PA	4 TWh	Nov 2001	Jul 2026	Natural Gas
Mitchell (WV)	Kentucky Power Co	Captina, WV	4 TWh	Apr 1971	Jul 2026	Bituminous Coal : 99.0% Distillate Fuel Oil : 1.0%
Woodbridge Energy Center	Woodbridge Energy Center	Keasbey, NJ	4 TWh	Sep 2015	Jul 2026	Natural Gas
CPV St Charles Energy Center	CPV Maryland LLC	Waldorf, MD	4 TWh	Jan 2017	Jul 2026	Natural Gas
Brunner Island	Brunner Island LLC	York Haven, PA	4 TWh	Apr 1961	Jul 2026	Natural Gas : 70.0% Bituminous Coal : 30.0%
Allegheny Energy Units 3 4 & 5	Springdale Energy LLC	Springdale, PA	4 TWh	Jun 2003	Jul 2026	Natural Gas
Dresden Energy Facility	Appalachian Power Co	Dresden, OH	4 TWh	Jan 2012	Jul 2026	Natural Gas
Ontelaunee Energy Center	Ontelaunee Energy Center	Reading, PA	4 TWh	Apr 2002	Jul 2026	Natural Gas
Long Ridge Energy Generation	Long Ridge Energy Generation LLC	Hannibal, OH	4 TWh	Sep 2021	Jul 2026	Natural Gas
Middletown Energy Center	Ohio Power Partners, LLC	Middletown, OH	3 TWh	Apr 2018	Jul 2026	Natural Gas
Bear Garden	Virginia Electric & Power Co	New Canton, VA	3 TWh	Apr 2011	Jul 2026	Natural Gas
Powerton	Midwest Generations EME LLC	Pekin, IL	3 TWh	Aug 1972	Jul 2026	Subbituminous Coal : 99.8%
TalenEnergy Martins Creek	TalenEnergy Martins Creek LLC	Bangor, PA	3 TWh	May 1971	Jul 2026	Natural Gas : 95.5% Residual Fuel Oil : 4.3%
Seward (PA)	Seward Generating LLC	New Florence, PA	3 TWh	Oct 2004	Jul 2026	Waste/Other Coal : 99.8%
Birdsboro Power	Birdsboro Power LLC	Birdsboro, PA	3 TWh	Apr 2019	Jul 2026	Natural Gas
Bergen Generating Station	Parkway Generation Operating, LLC	Ridgefield, NJ	3 TWh	Apr 1959	Jul 2026	Natural Gas : 96.9% Kerosene : 2.9%
Nelson Energy Center	Invenergy Services LLC	Rock Falls, IL	3 TWh	Apr 2015	Dec 2025	Natural Gas
Wildcat Point Generation Facility	Old Dominion Electric Coop	Conowingo, MD	3 TWh	Mar 2018	Jul 2026	Natural Gas
Red Oak Power LLC	Red Oak Operating Services LLC	Sayreville, NJ	3 TWh	Feb 2002	Jul 2026	Natural Gas
East Bend	Duke Energy Kentucky Inc	Union, KY	3 TWh	Feb 1981	Jul 2026	Bituminous Coal : 99.6%
Chalk Point Power	Chalk Point Power, LLC	Aquasco, MD	3 TWh	Jul 1964	Jul 2026	Natural Gas : 98.4% Distillate Fuel Oil : 1.6%
Brandon Shores	Brandon Shores LLC	Baltimore, MD	3 TWh	Apr 1984	Jul 2026	Bituminous Coal : 98.8% Distillate Fuel Oil : 1.2%
Possum Point	Virginia Electric & Power Co	Dumfries, VA	3 TWh	May 1955	Jul 2026	Natural Gas : 99.5%
Newark Energy Center	Hartree Partners LP	Newark, NJ	3 TWh	Aug 2015	Jul 2026	Natural Gas
Hay Road	Calpine Mid-Atlantic Generation LLC	Wilmington, DE	2 TWh	Apr 1989	Jul 2026	Natural Gas : 95.1% Distillate Fuel Oil : 4.9%
Rolling Hills Generating	Rolling Hills Generating LLC	Wilkesville, OH	2 TWh	May 2003	Dec 2025	Natural Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	445.8 GWh	4
#24	Dominion Energy South Carolina, Inc.	26.2 TWh	83
#13	Duke Energy Carolinas	113.5 TWh	578
#17	Duke Energy Progress East	66.3 TWh	574
#50	Duke Energy Progress West	4.6 TWh	15
#15	ISO New England	112.2 TWh	1,667
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	34.2 TWh	25
#12	New York Independent System Operator	134.3 TWh	1,334
#28	South Carolina Public Service Authority	19.6 TWh	35
#59	Southeastern Power Administration	1.2 TWh	11

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	892.1 TWh	2,806
#2	Midcontinent Independent System Operator, Inc.	678.7 TWh	3,095
#3	Electric Reliability Council of Texas, Inc.	507.3 TWh	1,487
#5	Southwest Power Pool	315.0 TWh	876
#6	Southern Company Services, Inc. - Trans	259.7 TWh	423
#7	California Independent System Operator	168.6 TWh	2,170
#9	Tennessee Valley Authority	166.3 TWh	209
#10	Florida Power & Light Co.	153.3 TWh	188
#12	New York Independent System Operator	134.3 TWh	1,334
#13	Duke Energy Carolinas	113.5 TWh	578