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	May 2025
Annual Generation	859.4 TWh
Power Plants	2,305
Utilities	1,150
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 \| 42.5% Nuclear \| 31.8% Coal \| 15.6% Wind \| 3.7% Solar \| 2.2% Water \| 1.8% Other Fuel \| 1.5%

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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
Prospect Municipal	American Mun Power-Ohio, Inc	Prospect, OH	100 MWh	Jan 1998	Dec 2023	Distillate Fuel Oil
Shelby North	American Mun Power-Ohio, Inc	Shelby, OH	23 MWh	May 2000	Dec 2023	Distillate Fuel Oil
Monroeville RTO BTM	American Mun Power-Ohio, Inc	Monroeville, OH	83 MWh	Mar 2020	Dec 2023	Distillate Fuel Oil
Weatherly(PA) RTO BTM	American Mun Power-Ohio, Inc	Weatherly, PA	42 MWh	May 2023	Dec 2023	Distillate Fuel Oil
Perkasie PA BTM	American Mun Power-Ohio, Inc	Perkasie, PA	99 MWh	Mar 2022	Dec 2023	Distillate Fuel Oil
Niles RTO BTM	American Mun Power-Ohio, Inc	Niles, OH	418 MWh	Jan 2020	Dec 2023	Distillate Fuel Oil
Girard (PA) RTO BTM	American Mun Power-Ohio, Inc	Girard, PA	80 MWh	Feb 2022	Dec 2023	Distillate Fuel Oil
Wadsworth IPS RTO BTM	American Mun Power-Ohio, Inc	Wadsworth, OH	373 MWh	Jul 2023	Dec 2023	Distillate Fuel Oil
Woodville RTO BTM	American Mun Power-Ohio, Inc	Woodville, OH	75 MWh	Sep 2020	Dec 2023	Distillate Fuel Oil
Blakely (PA) RTO BTM	American Mun Power-Ohio, Inc	Peckville, PA	128 MWh	Nov 2022	Dec 2023	Distillate Fuel Oil
Ephrata PA BTM	American Mun Power-Ohio, Inc	Lancaster, PA	75 MWh	Oct 2021	Dec 2023	Distillate Fuel Oil
Quakertown PA BTM	American Mun Power-Ohio, Inc	Quakertown, PA	12 MWh	Oct 2023	Dec 2023	Distillate Fuel Oil
Schuylkill Haven PA BTM	American Mun Power-Ohio, Inc	Schuylkill Haven, PA	124 MWh	May 2023	Dec 2023	Distillate Fuel Oil
Wadsworth HBS RTO BTM	American Mun Power-Ohio, Inc	Wadsworth, OH	383 MWh	Jan 2020	Dec 2023	Distillate Fuel Oil
Hatfield PA BTM	American Mun Power-Ohio, Inc	Hatfield, PA	65 MWh	Nov 2022	Dec 2023	Distillate Fuel Oil
Domino Sugar Baltimore	American Sugar Refining, Inc.	Baltimore, MD	52 GWh	May 1955	Feb 2025	Natural Gas : 92.1% Residual Fuel Oil : 7.9%
Annapolis Solar Park, LLC	Annapolis Solar Park, LLC	Annapolis, MD	23 GWh	Jul 2018	Dec 2023	Solar
Byllesby 2	Appalachian Power Co	Ivanhoe, VA	23 GWh	Dec 1911	Dec 2023	Water
Niagara	Appalachian Power Co	Vinton, VA	8 GWh	May 1954	Dec 2023	Water
Leesville	Appalachian Power Co	Hurt, VA	47 GWh	Jan 1964	Dec 2023	Water
Clinch River	Appalachian Power Co	Cleveland, VA	240 GWh	Aug 1958	Feb 2025	Natural Gas
Claytor	Appalachian Power Co	Radford, VA	198 GWh	Jul 1939	Dec 2023	Water
Buck Hydro	Appalachian Power Co	Ivanhoe, VA	38 GWh	Dec 1911	Dec 2023	Water
John E Amos	Appalachian Power Co	St Albans, WV	10 TWh	Aug 1971	Feb 2025	Bituminous Coal : 99.6%
Dresden Energy Facility	Appalachian Power Co	Dresden, OH	5 TWh	Jan 2012	Feb 2025	Natural Gas
Ceredo Generating Station	Appalachian Power Co	Huntington, WV	583 GWh	May 2001	Feb 2025	Natural Gas
Mountaineer	Appalachian Power Co	New Haven, WV	5 TWh	Aug 1980	Feb 2025	Bituminous Coal : 99.8%
London	Appalachian Power Co	Handley, WV	65 GWh	Nov 1935	Dec 2023	Water
Marmet	Appalachian Power Co	Marmet, WV	59 GWh	Nov 1935	Dec 2023	Water
Winfield	Appalachian Power Co	Winfield, WV	111 GWh	Dec 1937	Dec 2023	Water
Amherst Solar Facility (VA)	Appalachian Power Co	Amherst, VA	2 GWh	Sep 2023	Dec 2023	Solar
Apple Grove Solar, LLC	Apple Grove Solar, LLC	Mineral, VA	166 MWh	Nov 2023	Dec 2023	Solar
Brasfield	Appomattox River Associates LP	Petersburg, VA	7 GWh	Aug 1993	Dec 2023	Water
Aqua Ingrams Mill	Aqua America Inc	West Chester, PA	769 MWh	Nov 2009	Dec 2023	Solar
Pickering Solar	Aqua America Inc	Phoenixville, PA	2 GWh	Dec 2011	Dec 2023	Solar
AOC, Capitol Power Plant	Architect of the Capitol, Capitol Power Plant	Washington, DC	49 GWh	Jul 2018	Dec 2023	Natural Gas : 99.9%
Martin Solar Center	Arevon Energy, Inc.	Kents Store, VA	9 GWh	Nov 2017	Feb 2025	Solar
Essex Solar Center	Arevon Energy, Inc.	Dunnsville, VA	36 GWh	Nov 2017	Feb 2025	Solar
Palmer Solar Center	Arevon Energy, Inc.	Troy, VA	10 GWh	Nov 2017	Feb 2025	Solar
Maryland Solar	Arevon Energy, Inc.	Hagerstown, MD	31 GWh	Aug 2013	Feb 2025	Solar
Dover Sun Park	Arevon Energy, Inc.	Dover, DE	12 GWh	Jun 2011	Feb 2025	Solar
Argonne National Laboratory CHP	Argonne National Laboratory	Lemont, IL	48 GWh	Apr 2016	Dec 2023	Natural Gas
Armstrong	Armstrong Power LLC	Shelocta, PA	1 TWh	Apr 2002	Feb 2025	Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Auburn Renewables LLC	Auburn Renewables, LLC	Garrett, IN	16 GWh	Aug 2022	Dec 2023	Solar
Aulander Holloman Solar, LLC	Aulander Holloman Solar, LLC	Aulander, NC	184 GWh	Nov 2018	Feb 2025	Solar
Aurora	Aurora Generation LLC	Aurora, IL	348 GWh	Apr 2001	Jan 2025	Natural Gas
Streator Cayuga Ridge South	Avangrid Renewables LLC	Odell, IL	724 GWh	Feb 2010	Feb 2025	Wind
Desert Wind Farm, LLC	Avangrid Renewables LLC	Hertford, NC	511 GWh	Nov 2016	Feb 2025	Wind
Locust Ridge II LLC	Avangrid Renewables LLC	Shenandoah, PA	188 GWh	Apr 2009	Dec 2023	Wind
Casselman Wind Power Project	Avangrid Renewables LLC	Garrett, PA	86 GWh	Nov 2007	Dec 2023	Wind
Providence Heights Wind LLC	Avangrid Renewables LLC	Tiskilwa, IL	148 GWh	Jul 2008	Dec 2023	Wind
South Chestnut LLC	Avangrid Renewables LLC	Farmington, PA	96 GWh	Mar 2012	Dec 2023	Wind
Otter Creek Wind Farm LLC	Avangrid Renewables LLC	Ransom, IL	474 GWh	Feb 2020	Feb 2025	Wind
Blue Creek Wind Project	Avangrid Renewables LLC	Paulding, OH	774 GWh	Nov 2011	Feb 2025	Wind
Locust Ridge	Avangrid Renewables LLC	Mahanoy City, PA	55 GWh	Feb 2007	Dec 2023	Wind
Midland Wind	Avangrid Renewables LLC	Kewane, IL	335 GWh	Nov 2023	Feb 2025	Wind
145 Talmadge Solar	Avidan Energy Solutions	Edison, NJ	5 GWh	Mar 2011	Dec 2023	Solar
Halifax	Banister Hydro LP	Halifax, VA	1 GWh	Dec 1914	Dec 2023	Water
Bartonsville Energy Facility, LLC	Bartonsville Energy Facility, LLC	Stephens, VA	25 GWh	-	Feb 2025	Solar
CED Hilltop Solar	Bay4 Energy Services, LLC	Rockford, IL	4 GWh	Apr 2021	Dec 2023	Solar
CED Beecher Sun Solar	Bay4 Energy Services, LLC	Beecher, IL	4 GWh	Apr 2021	Dec 2023	Solar
CED Spring Creek Solar	Bay4 Energy Services, LLC	St Anne, IL	3 GWh	Mar 2021	Dec 2023	Solar
Fern Solar LLC	BayWa r.e. Solar Projects LLC	Battleboro, NC	175 GWh	Nov 2020	Feb 2025	Solar
CL-Viaduct LLC	BCD Project Holdings 1, LLC	Bloom Township, PA	23 GWh	Feb 2023	Nov 2023	Solar
UN-School House LLC	BCD Project Holdings 1, LLC	Morris Township, PA	31 GWh	Dec 2022	Dec 2023	Solar
Pine 1 Solar	BE-Pine1 LLC	Hookstown, PA	623 MWh	Oct 2023	Dec 2023	Solar
Pine 2 Solar	BE-Pine2 LLC	Hookstown, PA	978 MWh	Oct 2023	Dec 2023	Solar
Beaver Dam	Beaver Dam Energy LLC	Canton Township, PA	68 GWh	May 2016	Dec 2023	Natural Gas
Townsend Hydro	Beaver Falls Municipal Auth	New Brighton, PA	18 GWh	Sep 1987	Dec 2023	Water
Harmon DC Totowa NJ	Bed Bath & Beyond	Totowa, NJ	2 GWh	Dec 2011	Dec 2022	Solar
Bed Bath & Beyond DC Port Reading NJ	Bed Bath & Beyond	Port Reading, NJ	2 GWh	Nov 2011	Dec 2023	Solar
Christmas Tree Shops DC Burlington NJ	Bed Bath & Beyond	Florence Township, NJ	3 GWh	Dec 2010	Dec 2023	Solar
BBB Corporate Headquarters	Bed Bath & Beyond	Union, NJ	1 GWh	May 2010	Dec 2022	Solar
Bergen Generating Station	Bergen Generating Station	Ridgefield, NJ	2 TWh	Apr 1959	Feb 2025	Natural Gas : 97.0% Kerosene : 3.0%
Walnut Ridge Wind Farm	BHE Renewables, LLC	Sheffield, IL	736 GWh	Nov 2018	Feb 2025	Wind
Holtwood	BIF III Holtwood LLC	Holtwood, PA	950 GWh	Sep 1910	Dec 2023	Water
Big Level Wind	Big Level Wind LLC	Hector Township, PA	268 GWh	Nov 2019	Feb 2025	Wind
Big Sky Wind LLC	Big Sky Wind LLC	Ohio, IL	675 GWh	Jan 2011	Dec 2023	Wind
Renewable Energy Services of Ohio	Bio-Gas Technologies LTD	Milan, OH	11 GWh	Mar 2010	Dec 2023	Landfill Gas
Maryland Bioenergy Center (Jessup)	Bioenergy DevCo	Jessup, MD	3 GWh	Aug 2022	Dec 2023	Natural Gas
Birdsboro Power	Birdsboro Power LLC	Birdsboro, PA	4 TWh	Apr 2019	Feb 2025	Natural Gas
Bitter Ridge Wind Farm, LLC	Bitter Ridge Wind Farm, LLC	Redkey, IN	375 GWh	Aug 2020	Feb 2025	Wind
Black Rock Wind	Black Rock Wind Force, LLC	Elk Garden, WV	365 GWh	Jan 2022	Feb 2025	Wind
Blackstone Wind Farm II LLC	Blackstone Wind Farm II LLC	Dwight, IL	455 GWh	Jul 2010	Dec 2023	Wind
Blackstone Wind Farm LLC	Blackstone Wind Farm LLC	Ransom, IL	226 GWh	Sep 2009	Dec 2023	Wind
Altice - Parsippany	Bloom Energy	Parsippany-Troy Hills, NJ	10 GWh	Jun 2021	Dec 2023	Natural Gas
AT&T Middletown	Bloom Energy 2009 PPA	Middletown, NJ	14 GWh	Jun 2015	Dec 2023	Natural Gas
Blossburg	Blossburg Power, LLC	Blossburg, PA	136 MWh	Apr 1971	Dec 2023	Natural Gas
Blue Harvest Solar Park	Blue Harvest Solar Park LLC	Continental, OH	106 GWh	Nov 2023	Feb 2025	Solar
Bluefin Origination 1	Bluefin Origination 1, LLC	Brandywine, MD	4 GWh	Oct 2019	Dec 2023	Solar
Bluegrass Solar	Bluegrass Solar, LLC	Church Hill, MD	158 GWh	Sep 2022	Feb 2025	Solar
Bluestone Solar	Bluestone Farm Solar, LLC	Chase City, VA	67 GWh	Apr 2021	Feb 2025	Solar
Bluff Point Wind Facility	Bluff Point Wind, LLC	Portland, IN	382 GWh	Nov 2017	Feb 2025	Wind
Falling Spring	Borough of Chambersburg	Chambersburg, PA	691 MWh	Nov 1967	Feb 2025	Natural Gas : 89.1% Distillate Fuel Oil : 10.9%
Orchard Park	Borough of Chambersburg	Chambersburg, PA	26 GWh	Nov 2003	Feb 2025	Natural Gas : 93.5% Distillate Fuel Oil : 6.5%
Deep Creek	BP Piney & Deep Creek LLC	Oakland, MD	20 GWh	Jun 1925	Dec 2023	Water
Piney	BP Piney & Deep Creek LLC	Clarion, PA	55 GWh	May 1924	Dec 2023	Water
Brandon Shores	Brandon Shores LLC	Baltimore, MD	3 TWh	Apr 1984	Feb 2025	Bituminous Coal : 98.8% Distillate Fuel Oil : 1.2%
Bridgeport Disposal Solar Farm	Bridgeport Disposal LLC	Gloucester, NJ	2 GWh	Mar 2011	Dec 2023	Solar
Briel Solar Farm	Briel Solar Farm, LLC	Standston, VA	42 GWh	Jul 2021	Dec 2023	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	742.1 GWh	4
#25	Dominion Energy South Carolina, Inc.	26.1 TWh	85
#13	Duke Energy Carolinas	111.3 TWh	556
#17	Duke Energy Progress East	65.3 TWh	554
#52	Duke Energy Progress West	4.2 TWh	10
#15	ISO New England	103.6 TWh	1,487
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	34.0 TWh	20
#12	New York Independent System Operator	130.9 TWh	1,100
#29	South Carolina Public Service Authority	19.3 TWh	33
#60	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	859.4 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	645.5 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	474.5 TWh	1,139
#5	Southwest Power Pool	296.3 TWh	762
#6	Southern Company Services, Inc. - Trans	252.3 TWh	393
#7	California Independent System Operator	189.5 TWh	1,943
#8	Tennessee Valley Authority	158.9 TWh	170
#10	Florida Power & Light Co.	148.5 TWh	159
#12	New York Independent System Operator	130.9 TWh	1,100
#13	Duke Energy Carolinas	111.3 TWh	556