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	Jun 2026
Annual Generation	873.9 TWh
Power Plants	2,465
Utilities	1,203
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 \| 41.6% Nuclear \| 30.7% Coal \| 16.5% Wind \| 3.6% Solar \| 3% Other Fuel \| 1.8% 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
Mt Storm	Virginia Electric & Power Co	Mount Storm, WV	5 TWh	Aug 1965	Mar 2026	Bituminous Coal : 99.7%
Cooper	East Kentucky Power Coop, Inc	Somerset, KY	554 GWh	Jan 1965	Mar 2026	Bituminous Coal : 99.4% Distillate Fuel Oil : 0.6%
Chalk Point Power	Chalk Point Power, LLC	Aquasco, MD	2 TWh	Jul 1964	Mar 2026	Natural Gas : 98.3% Distillate Fuel Oil : 1.7%
Newman (PA)	Newman & Co Inc	Philadelphia, PA	8 GWh	Apr 1964	Dec 2024	Natural Gas
Leesville	Appalachian Power Co	Hurt, VA	48 GWh	Jan 1964	Dec 2024	Water
Bayview	Calpine Mid-Atlantic Generation LLC	Bayview, VA	2 GWh	Sep 1963	Dec 2024	Distillate Fuel Oil
Gaston	Virginia Electric & Power Co	Roanoke Rapids, NC	163 GWh	Jan 1963	Mar 2026	Water
Big Sandy	Kentucky Power Co	Louisa, KY	1 TWh	Dec 1962	Dec 2024	Natural Gas
Berlin	Town of Berlin - (MD)	Berlin, MD	157 MWh	May 1961	Dec 2024	Distillate Fuel Oil : 61.4% Natural Gas : 38.6%
Brunner Island	Brunner Island LLC	York Haven, PA	4 TWh	Apr 1961	Mar 2026	Natural Gas : 68.2% Bituminous Coal : 31.8%
Middlesex County Utilities Authority	Middlesex County Utilities Authority	Sayreville, NJ	106 GWh	Dec 1960	Mar 2026	Landfill Gas
Miami Fort	Luminant Miami Fort	North Bend, OH	7 TWh	Oct 1960	Mar 2026	Bituminous Coal : 99.8%
Hunlock Power Station	Hunlock Energy, LLC	Hunlock Creek, PA	631 GWh	Aug 1959	Dec 2024	Natural Gas
Dickerson Power	Dickerson Power, LLC	Dickerson, MD	272 GWh	May 1959	Mar 2026	Natural Gas : 86.4% Distillate Fuel Oil : 13.6%
Bergen Generating Station	Bergen Generating Station	Ridgefield, NJ	3 TWh	Apr 1959	Mar 2026	Natural Gas : 97.4% Kerosene : 2.6%
Clinch River	Appalachian Power Co	Cleveland, VA	248 GWh	Aug 1958	Mar 2026	Natural Gas
Delaware City Plant	Delaware City Refining Company LLC	Delaware City, DE	1 TWh	Sep 1956	Mar 2026	Natural Gas : 84.3% Other Gas : 15.7%
Herbert A Wagner	H.A. Wagner LLC	Baltimore, MD	251 GWh	Jan 1956	Mar 2026	Distillate Fuel Oil : 90.8% Natural Gas : 9.2%
Roanoke Rapids	Virginia Electric & Power Co	Roanoke Rapids, NC	272 GWh	Aug 1955	Dec 2024	Water
FirstEnergy Bay Shore	Walleye Power, LLC	Oregon, OH	1 TWh	Jul 1955	Dec 2024	Petroleum Coke : 99.8%
Possum Point	Virginia Electric & Power Co	Dumfries, VA	2 TWh	May 1955	Mar 2026	Natural Gas : 99.9%
Domino Sugar Baltimore	American Sugar Refining, Inc.	Baltimore, MD	52 GWh	May 1955	Mar 2026	Natural Gas : 92.0% Residual Fuel Oil : 8.0%
Whitewater Valley	City of Richmond - (IN)	RICHMOND, IN	35 GWh	Feb 1955	Dec 2024	Bituminous Coal : 97.5% Distillate Fuel Oil : 2.5%
Clifty Creek	Indiana-Kentucky Electric Corp	Madison, IN	6 TWh	Jan 1955	Mar 2026	Bituminous Coal : 97.1% Subbituminous Coal : 2.7%
Kyger Creek	Ohio Valley Electric Corp	Cheshire, OH	5 TWh	Jan 1955	Mar 2026	Bituminous Coal : 98.7% Subbituminous Coal : 1.2%
Clairton Works	United States Steel- Clairton	Clairton, PA	121 GWh	Dec 1954	Dec 2024	Other Gas : 92.1% Natural Gas : 7.9%
Edge Moor	Calpine Mid-Atlantic Generation LLC	Wilmington, DE	328 GWh	Nov 1954	Dec 2024	Natural Gas : 94.9% Residual Fuel Oil : 5.1%
Easton	Easton Utilities Comm	Easton, MD	6 GWh	Oct 1954	Feb 2026	Distillate Fuel Oil
Niagara	Appalachian Power Co	Vinton, VA	8 GWh	May 1954	Dec 2024	Water
Hamilton (OH)	City of Hamilton - (OH)	Hamilton, OH	1 GWh	Feb 1954	Dec 2024	Natural Gas
Shawville	Shawville Power, LLC	Shawville, PA	1 TWh	Feb 1954	Mar 2026	Natural Gas
Dover (OH)	City of Dover - (OH)	Dover, OH	52 GWh	Dec 1953	Dec 2024	Bituminous Coal : 98.7% Natural Gas : 1.3%
WestRock-West Point Mill	WestRock-West Point Mill	West Point, VA	527 GWh	Dec 1953	Mar 2026	Black Liquor : 42.8% Natural Gas : 36.8% Wood/Wood Waste Solids : 16.5% Bituminous Coal : 2.2% Sludge Waste : 1.5%
Chesapeake	Virginia Electric & Power Co	Chesapeake, VA	186 MWh	May 1953	Dec 2024	Distillate Fuel Oil
Chesterfield	Virginia Electric & Power Co	Chester, VA	2 TWh	Nov 1952	Mar 2026	Natural Gas : 96.5% Distillate Fuel Oil : 3.5%
John H Kerr	USCE-Wilmington District	Boydton, VA	463 GWh	Oct 1952	Dec 2024	Water
New Castle Plant	New Castle Power, LLC	West Pittsburg, PA	696 GWh	Aug 1952	Dec 2024	Natural Gas
Domtar Paper Co LLC Plymouth NC	Domtar Paper Company LLC	Plymouth, NC	361 GWh	Aug 1952	Dec 2024	Black Liquor : 51.8% Wood/Wood Waste Solids : 37.5% Natural Gas : 9.6% Distillate Fuel Oil : 1.1%
University of Notre Dame	University of Notre Dame	Notre Dame, IN	86 GWh	Jun 1952	Mar 2026	Natural Gas : 98.7% Distillate Fuel Oil : 1.3%
Pixelle Specialty Solutions LLC - Chilli	Pixelle Specialty Solution, LLC	Chillicothe, OH	273 GWh	Jan 1952	Jun 2025	Black Liquor : 41.8% Natural Gas : 41.1% Wood/Wood Waste Solids : 14.2% Tire-derived Fuels : 2.1% Distillate Fuel Oil : 0.7%
Covington Facility	WestRock Corp	Covington, VA	745 GWh	Dec 1950	Mar 2026	Black Liquor : 44.4% Natural Gas : 22.7% Wood/Wood Waste Solids : 20.9% Bituminous Coal : 11.7%
Bunge North America East LLC	Bunge North America East LLC	Decatur, IN	9 GWh	Nov 1950	Jul 2025	Natural Gas
Cleveland Works	Cleveland Cliffs	Cleveland, OH	368 GWh	Dec 1949	Mar 2026	Blast Furnace Gas : 54.1% Natural Gas : 45.9%
Sunbury Generation LP	Sunbury Generation LP	Shamokin Dam, PA	65 MWh	Aug 1949	Dec 2024	Distillate Fuel Oil
Painesville	City of Painesville	Painesville, OH	1 GWh	Dec 1948	Dec 2024	Bituminous Coal : 60.0% Natural Gas : 34.1% Distillate Fuel Oil : 6.0%
Anadarko	City of Woodsfield - (OH)	Woodsfield, OH	42 MWh	Dec 1948	Dec 2024	Distillate Fuel Oil
PSEG Sewaren Generating Station	Sewaren Generating Station	Sewaren, NJ	2 TWh	Oct 1948	Mar 2026	Natural Gas : 97.4% Distillate Fuel Oil : 2.6%
O H Hutchings	Kimura Power LLC	Miamisburg, OH	397 MWh	Jun 1948	Dec 2024	Natural Gas
Bryan (OH)	City of Bryan - (OH)	Bryan, OH	3 GWh	Apr 1948	Dec 2024	Natural Gas : 93.6% Distillate Fuel Oil : 6.4%
Pixelle Specialty Solutions LLC - Spring	Pixelle Specialty Solutions LLC - (PA)	Spring Grove, PA	370 GWh	Apr 1948	Mar 2026	Black Liquor : 45.9% Natural Gas : 27.7% Bituminous Coal : 21.6% Wood/Wood Waste Solids : 3.5% Residual Fuel Oil : 0.9% Sludge Waste : 0.5%
Winnetka	Village of Winnetka - (IL)	Winnetka, IL	3 GWh	Dec 1947	Dec 2024	Natural Gas : 91.7% Distillate Fuel Oil : 8.3%
Oberlin (OH)	City of Oberlin - (OH)	Oberlin, OH	634 MWh	Dec 1947	Dec 2024	Natural Gas : 87.7% Distillate Fuel Oil : 12.3%
Mon Valley Works	United States Steel-Mon Valley	Dravosburg, PA	431 GWh	May 1943	Dec 2024	Blast Furnace Gas : 83.2% Other Gas : 16.8%
Axiall Natrium Plant	Westlake Chemical Natrium Plant	New Martinsville, WV	549 GWh	Dec 1942	Mar 2026	Natural Gas : 97.8% Other Gas : 2.2%
Celanese Acetate LLC	Celanese Acetate LLC	Narrows, VA	155 GWh	Dec 1941	Mar 2026	Natural Gas
North Ninth Street	Rochelle Municipal Utilities	Rochelle, IL	2 GWh	Sep 1940	Mar 2026	Natural Gas : 76.7% Solar : 13.4% Distillate Fuel Oil : 9.9%
Claytor	Appalachian Power Co	Radford, VA	220 GWh	Jul 1939	Dec 2024	Water
Pinnacles	Northbrook Virginia Hydro, LLC	Ararat, VA	35 GWh	May 1938	Dec 2024	Water
Winfield	Appalachian Power Co	Winfield, WV	84 GWh	Dec 1937	Dec 2024	Water
West Campus Steam Plant	Penn State University	University Park, PA	42 GWh	Dec 1937	Mar 2026	Natural Gas : 99.9%
Tennessee Eastman Operations	Eastman Chemical Co-TN Ops	Kingsport, TN	1 TWh	Aug 1936	Mar 2026	Natural Gas : 62.6% Bituminous Coal : 35.7% Other Gas : 1.0% Sludge Waste : 0.8%
Hawks Nest Hydro	Hawks Nest Hydro LLC	Gauley Bridge, WV	434 GWh	May 1936	Dec 2024	Water
London	Appalachian Power Co	Handley, WV	73 GWh	Nov 1935	Dec 2024	Water
Marmet	Appalachian Power Co	Marmet, WV	67 GWh	Nov 1935	Dec 2024	Water
Radford	City of Radford - (VA)	Radford, VA	5 GWh	Sep 1934	Dec 2024	Water
Safe Harbor	Safe Harbor	Conestoga, PA	1 TWh	Nov 1931	Dec 2024	Water
Conowingo	Constellation Power, Inc	Darlington, MD	2 TWh	Feb 1928	Mar 2026	Water
Luray Hydro Station	Eagle Creek Renewable Energy, LLC	Luray, VA	3 GWh	Dec 1926	Dec 2024	Water
Wallenpaupack	Wallenpuapack Hydro	Drumore, PA	87 GWh	May 1926	Dec 2024	Water
Lake Lynn Hydro Station	Eagle Creek Renewable Energy, LLC	Lake Lynn, PA	84 GWh	Apr 1926	Dec 2024	Water
Deep Creek	BP Piney & Deep Creek LLC	Oakland, MD	17 GWh	Jun 1925	Dec 2024	Water
Dixon Hydroelectric Dam	Eagle Creek Renewable Energy, LLC	Dixon, IL	11 GWh	May 1925	Dec 2024	Water
Piney	BP Piney & Deep Creek LLC	Clarion, PA	61 GWh	May 1924	Dec 2024	Water
Constantine	Indiana Michigan Power Co	Constantine, MI	4 GWh	Dec 1922	Dec 2024	Water
Mottville	Indiana Michigan Power Co	White Pigeon, MI	7 GWh	Dec 1922	Dec 2024	Water
Newport Hydro Station	Eagle Creek Renewable Energy, LLC	Newport, VA	3 GWh	Dec 1922	Dec 2024	Water
French Paper Hydro	French Paper Co	Niles, MI	3 GWh	Dec 1920	Dec 2025	Water
Georgia-Pacific Big Island	GP Big Island LLC	Big Island, VA	38 GWh	May 1920	Mar 2026	Natural Gas : 66.4% Wood/Wood Waste Solids : 23.4% Black Liquor : 7.2% Other Biomass Solids : 2.4% Water : 0.5%
Buchanan (MI)	Indiana Michigan Power Co	Buchanan, MI	15 GWh	Dec 1918	Dec 2024	Water
Dam No. 5 Hydro Station	Eagle Creek Renewable Energy, LLC	Hedgesville, WV	4 GWh	Dec 1918	Dec 2024	Water
Halifax (VA)	Banister Hydro LP	Halifax, VA	1 GWh	Dec 1914	Dec 2024	Water
Elkhart	Indiana Michigan Power Co	Elkhart, IN	13 GWh	Dec 1912	Dec 2024	Water
Millville Hydro Station	Eagle Creek Renewable Energy, LLC	Millville, WV	9 GWh	Dec 1912	Dec 2024	Water
Glen Ferris Hydro	Hawks Nest Hydro LLC	Gauley Bridge, WV	14 GWh	Dec 1911	Dec 2024	Water
Hydro Plant	City of Sturgis - (MI)	Three Rivers, MI	6 GWh	Aug 1911	Dec 2024	Water
Holtwood	BIF III Holtwood LLC	Holtwood, PA	866 GWh	Sep 1910	Dec 2024	Water
Dam No. 4 Hydro Station	Eagle Creek Renewable Energy, LLC	Shepherdstown, WV	9 GWh	Dec 1908	Dec 2024	Water
York Haven	Eagle Creek Renewable Energy, LLC	York Haven, PA	87 GWh	Nov 1905	Dec 2024	Water
Reusens	Eagle Creek Renewable Energy, LLC	Lynchburg, VA	19 GWh	Dec 1902	Dec 2024	Water
American Beech Solar LLC	MN8 Energy LLC	Scotland Neck, NC	88 GWh	-	Mar 2026	Solar
Wythe County Solar	Consolidated Edison Development Inc.	Wythe County, VA	148 GWh	-	Mar 2026	Solar
Ross County Solar, LLC	Ross County Solar, LLC	Greenfield, OH	217 GWh	-	Mar 2026	Solar
Powell Creek Solar	Avangrid Power LLC	Miller City, OH	273 GWh	-	Mar 2026	Solar
Elkhart County Solar Project	Elkhart County Solar Project, LLC	Benton Township, IN	14 GWh	-	Mar 2026	Solar
Aspen Road Solar	Urban Grid Solar	Spring Run, PA	174 GWh	-	Mar 2026	Solar
Egypt Road Solar	Urban Grid Solar	Cambridge, MD	21 GWh	-	Mar 2026	Solar
Jones Farm Solar	Urban Grid Solar	Millington, MD	96 GWh	-	Mar 2026	Solar
Spring Grove Solar 2	Urban Grid Solar	Spring Grove, VA	40 GWh	-	Mar 2026	Solar
Marion County Solar Project	Marion County Solar Project, LLC	Marion, OH	10 GWh	-	Mar 2026	Solar
CPV Backbone Solar	CPV Backbone Solar, LLC	Swanton, MD	48 GWh	-	Mar 2026	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	522.6 GWh	4
#25	Dominion Energy South Carolina, Inc.	24.9 TWh	87
#13	Duke Energy Carolinas	112.2 TWh	565
#17	Duke Energy Progress East	64.7 TWh	559
#51	Duke Energy Progress West	4.6 TWh	10
#15	ISO New England	111.3 TWh	1,577
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	34.1 TWh	25
#12	New York Independent System Operator	134.9 TWh	1,211
#31	South Carolina Public Service Authority	18.5 TWh	34
#59	Southeastern Power Administration	1.3 TWh	11

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	873.9 TWh	2,465
#2	Midcontinent Independent System Operator, Inc.	669.3 TWh	2,831
#3	Electric Reliability Council of Texas, Inc.	489.5 TWh	1,313
#5	Southwest Power Pool	304.8 TWh	835
#6	Southern Company Services, Inc. - Trans	252.5 TWh	417
#7	California Independent System Operator	173.0 TWh	2,075
#9	Tennessee Valley Authority	163.7 TWh	204
#10	Florida Power & Light Co.	151.0 TWh	187
#12	New York Independent System Operator	134.9 TWh	1,211
#13	Duke Energy Carolinas	112.2 TWh	565