ISO New England

Balancing Authority Summary Information

ISO New England is ranked #14 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing AuthorityISO New England
States Connecticut Maine Massachusetts New Hampshire New York Rhode Island Vermont
Last Update Jul 2025
Annual Generation 103.8 TWh
Power Plants1,561
Utilities814
Ranked #14 out of 65 in terms of net annual generation
Ranked #11 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 57.2% Nuclear | 24.5% Water | 6.2% Other Fuel | 4.5% Wind | 3.7% Solar | 1.4% Coal | 0.4%

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Daily Net Generation for ISO New England for the past 3 Years

List of All ISO New England Power Plants

Displaying Results 301 to 400 of 1,270
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Agawam SolarCitizens Enterprises CorporationAgawam, MA2 GWhFeb 2012Dec 2024 Solar
Oak Street SolarCitizens Enterprises CorporationSpringfield, MA6 GWhNov 2019Dec 2024 Solar
Norton Landfill SolarCitizens Enterprises CorporationNorton, MA2 GWhDec 2016Dec 2024 Solar
Citizens Agawam Landfill SolarCitizens Enterprises CorporationAgawam, MA3 GWhMar 2017Dec 2024 Solar
Tyngsborough SolarCitizens Enterprises CorporationTyngsborough, MA4 GWhDec 2016Dec 2024 Solar
Ashland SolarCitizens Enterprises CorporationAshland, MA7 GWhNov 2019Dec 2024 Solar
Falmouth 2 SolarCitizens Enterprises CorporationFalmouth, MA3 GWhAug 2021Dec 2024 Solar
Oxford SolarCitizens Enterprises CorporationOxford, MA6 GWhJan 2020Dec 2024 Solar
Spencer Solar MACitizens Enterprises CorporationSpencer, MA4 GWhFeb 2020Dec 2024 Solar
J C McNeilCity of Burlington Electric - (VT)Burlington, VT186 GWhMay 1984Apr 2025 Wood/Wood Waste Solids : 99.8%
Burlington GTCity of Burlington Electric - (VT)Burlington, VT358 MWhAug 1971Dec 2024 Distillate Fuel Oil
Chace Mill Winooski OneCity of Burlington Electric - (VT)Winooski, VT29 GWhMar 1993Dec 2024 Water
Front StreetCity of Chicopee - (MA)Chicopee, MA497 MWhDec 1977Dec 2024 Distillate Fuel Oil
Cabot HolyokeCity of Holyoke Gas and Electric Dept.Holyoke, MA4 GWhDec 1892Dec 2024 Water
ChemicalCity of Holyoke Gas and Electric Dept.Holyoke, MA5 GWhDec 1934Dec 2024 Water
Riverside HolyokeCity of Holyoke Gas and Electric Dept.Holyoke, MA38 GWhDec 1905Dec 2024 Water
BoatlockCity of Holyoke Gas and Electric Dept.Holyoke, MA19 GWhDec 1920Dec 2024 Water
Hadley FallsCity of Holyoke Gas and Electric Dept.Holyoke, MA151 GWhDec 1951Dec 2024 Water
Cobble MountainCity of Holyoke Gas and Electric Dept.Granville, MA8 GWhDec 1929Dec 2024 Water
Mine Falls Generating StationCity of Nashua, NHNashua, NH13 GWhNov 1985Dec 2024 Water
Norwich WWTPCity of Norwich - (CT)Norwich, CT1 MWhApr 2006Mar 2024 Distillate Fuel Oil
Tenth StreetCity of Norwich - (CT)Norwich, CT3 GWhApr 1967Sep 2024 Water
Waters RiverCity of Peabody - (MA)Peabody, MA5 GWhNov 1971Dec 2024 Natural Gas : 78.9% Distillate Fuel Oil : 21.1%
Cleary Flood HybridCity of TauntonTaunton, MA133 GWhMay 1966Dec 2024 Natural Gas : 99.8%
West Water StreetCity of TauntonTaunton, MA2 GWhDec 2017Dec 2024 Distillate Fuel Oil
Thundermist HydroCity of WoonsocketProvidence, RI90 MWhMay 1981Dec 2024 Water
Worcester LandfillCity of Worcester DPWWorcester, MA9 GWhApr 2017Dec 2023 Solar
Claire Solar FarmClaire Solar Partners LLCSouth Burlington, VT4 GWhJun 2014Dec 2024 Solar
Clarendon Solar FarmClarendon Solar Farm, LLCNorth Clarendon, VT3 GWhJun 2014Dec 2024 Solar
Clark Road Solar 1, LLCClark Road Solar 1, LLCGardner, MA8 GWhNov 2020Dec 2023 Solar
Clark UniversityClark UniversityWorcester, MA4 GWhDec 2012Dec 2024 Natural Gas
Harwich LandfillClean Focus Yield, LLCHarwich, MA6 GWhJul 2014Dec 2024 Solar
Tisbury Landfill SolarClean Focus Yield, LLCTisbury, MA2 GWhJun 2014Dec 2024 Solar
Dennis LandfillClean Focus Yield, LLCDennis, MA8 GWhAug 2014Dec 2024 Solar
Barnstable LandfillClean Focus Yield, LLCMarstons Mills, MA5 GWhAug 2014Dec 2024 Solar
Brewster LandfillClean Focus Yield, LLCBrewster, MA5 GWhAug 2014Dec 2024 Solar
NunnepogClean Focus Yield, LLCEdgartown, MA2 GWhMay 2014Dec 2024 Solar
Katama FarmClean Focus Yield, LLCEdgartown, MA1 GWhMay 2014Dec 2024 Solar
Chatham LandfillClean Focus Yield, LLCChatham, MA2 GWhAug 2014Dec 2024 Solar
Ludlow LandfillCleanCapital HoldingsLudlow, MA3 GWhJul 2013Dec 2024 Solar
Easton LandfillCleanCapital HoldingsEaston, MA2 GWhSep 2013Dec 2024 Solar
Methuen LandfillCleanCapital HoldingsMethuen, MA2 GWhJun 2013Dec 2024 Solar
Dartmouth LandfillCleanCapital HoldingsDartmouth, MA2 GWhJan 2013Dec 2024 Solar
Plymouth Site 1CleanCapital HoldingsPlympton, MA7 GWhSep 2013Dec 2024 Solar
Acushnet- High HillCleanCapital HoldingsDartmouth, MA3 GWhFeb 2013Dec 2024 Solar
Gorham Solar 1 (CSG)CleanCapital HoldingsGorham, ME8 GWhOct 2023Dec 2024 Solar
WED Kingstown Solar I - East ArrayCleanCapital HoldingsWashington, RI5 GWhNov 2017Dec 2024 Solar
WED Stilson SolarCleanCapital HoldingsRichmond, RI3 GWhNov 2017Dec 2024 Solar
Acushnet-Braley Road 1CleanCapital HoldingsFreetown, MA2 GWhDec 2012Dec 2024 Solar
WED Kingstown Solar I, LLC - WestCleanCapital HoldingsRichmond, RI2 GWhNov 2017Dec 2024 Solar
EDF LancasterCleanCapital HoldingsLancaster, MA6 GWhJun 2014Dec 2024 Solar
Acushnet AD MakepeaceCleanCapital HoldingsWareham, MA6 GWhJun 2012Dec 2024 Solar
Lepomis PV Energy LLCCleanCapital HoldingsPlymouth, MA8 GWhMay 2014Dec 2024 Solar
Acushnet Hawes Reed RoadCleanCapital HoldingsDartmouth, MA2 GWhJun 2012Dec 2024 Solar
Easthampton Landfill-City of EasthamptonCleanCapital HoldingsEasthampton, MA3 GWhMay 2012Dec 2024 Solar
WED GW Solar, LLCCleanCapital HoldingsLincoln, RI4 GWhDec 2018Dec 2024 Solar
Greater New Bedford LFG Utiliz. FacilityCommonWealth New Bedford Energy LLCNew Bedford, MA17 GWhSep 2005Dec 2024 Landfill Gas
Johnston SolarConcord New EnergyTown of Johnston, RI2 GWhJun 2015Dec 2024 Solar
Franklin DriveConnecticut Jet Power LLCTorrington, CT118 MWhOct 1968Dec 2024 Kerosene
BranfordConnecticut Jet Power LLCBranford, CT109 MWhOct 1967Dec 2024 Kerosene
Torrington TerminalConnecticut Jet Power LLCTorrington, CT146 MWhOct 1967Dec 2024 Kerosene
Cos CobConnecticut Jet Power LLCGreenwich, CT676 MWhAug 1969Dec 2024 Kerosene
Backus Microgrid ProjectConnecticut Mun Elec Engy CoopNorwich, CT911 MWhJul 2014Apr 2025 Distillate Fuel Oil
Bridge Street 1 & 2Connecticut Mun Elec Engy CoopGroton, CT458 MWhJun 2010Dec 2024 Distillate Fuel Oil
Fort Hill 1, 2, 3 & 4Connecticut Mun Elec Engy CoopUncasville, CT520 MWhJul 2010Apr 2025 Distillate Fuel Oil
Fishers Island 1Connecticut Mun Elec Engy CoopFisher's Island, NY151 MWhNov 2010Dec 2024 Distillate Fuel Oil
Gary Court 1 & 2Connecticut Mun Elec Engy CoopGroton, CT422 MWhJun 2010Dec 2024 Distillate Fuel Oil
Jewett City 1Connecticut Mun Elec Engy CoopJewett City, CT205 MWhJan 2010Dec 2024 Distillate Fuel Oil
LNG 1 & 2Connecticut Mun Elec Engy CoopNorwich, CT494 MWhMar 2010Dec 2024 Distillate Fuel Oil
Lebanon Pines 1 & 2Connecticut Mun Elec Engy CoopLebanon, CT471 MWhMar 2010Dec 2024 Distillate Fuel Oil
Water Treatment 1 & 2Connecticut Mun Elec Engy CoopGroton, CT306 MWhSep 2010Apr 2025 Distillate Fuel Oil
Subase Microgrid ProjectConnecticut Mun Elec Engy CoopGroton, CT43 GWhNov 2022Dec 2024 Natural Gas
West Greenwich SolarConsolidated Edison Development Inc.West Greenwich, RI3 GWhApr 2013Apr 2025 Solar
Northbridge SolarConsolidated Edison Development Inc.South Grafton, MA3 GWhJul 2013Dec 2024 Solar
Fairhaven MA 2Consolidated Edison Development Inc.Fairhaven, MA4 GWhAug 2021Dec 2024 Solar
CED Northampton Solar LLC HybridConsolidated Edison Development Inc.Northampton, MA7 GWhNov 2019Dec 2024 Solar
CED Chicopee SolarConsolidated Edison Development Inc.Chicopee, MA5 GWhJun 2017Dec 2024 Solar
UMASSConsolidated Edison Development Inc.Amherst, MA941 MWhSep 2016Dec 2023 Solar
CED Westfield Solar, LLCConsolidated Edison Development Inc.Westfield, MA3 GWhJul 2016Dec 2024 Solar
Dartmouth SolarConsolidated Edison Development Inc.Dartmouth, MA2 GWhFeb 2011Dec 2024 Solar
Technology Drive SolarConsolidated Edison Development Inc.Brattleboro, VT3 GWhAug 2014Dec 2024 Solar
Dartmouth II SolarConsolidated Edison Development Inc.Dartmouth, MA3 GWhMay 2012Dec 2024 Solar
Douglas SolarConsolidated Edison Development Inc.Douglas, MA3 GWhNov 2012Dec 2024 Solar
Groveland SolarConsolidated Edison Development Inc.Groveland, MA4 GWhNov 2012Dec 2024 Solar
Shrewsbury SolarConsolidated Edison Development Inc.Shrewsbury, MA4 GWhSep 2012Dec 2024 Solar
Merrimac SolarConsolidated Edison Development Inc.Merrimac, MA2 GWhNov 2013Dec 2024 Solar
CED FosterConsolidated Edison Development Inc.Foster, RI3 GWhNov 2017Apr 2025 Solar
UMass PV Lot 22Consolidated Edison Development Inc.Amherst, MA3 GWhAug 2022Dec 2024 Solar
Quittacas Pond SolarConsolidated Edison Solutions Inc.Rochester, MA5 GWhNov 2013Dec 2024 Solar
Tihonet SolarConsolidated Edison Solutions Inc.Wareham, MA2 GWhApr 2014Dec 2023 Solar
Boston Scientific SolarConsolidated Edison Solutions Inc.Quincy, MA2 GWhNov 2012Dec 2024 Solar
Padelford SolarConsolidated Edison Solutions Inc.Berkley, MA3 GWhNov 2012Dec 2024 Solar
Future Generation WindConsolidated Edison Solutions Inc.Plymouth, MA14 GWhJul 2016Dec 2024 Wind
Wilson SolarConsolidated Edison Solutions Inc.Spencer, MA2 GWhMay 2013Dec 2024 Solar
Mystic Generating StationConstellation Mystic Power LLCCharlestown, MA2 TWhMay 1969Mar 2024 Natural Gas
Exelon Medway LLCConstellation Power, IncMedway, MA2 GWhJun 1970Dec 2024 Distillate Fuel Oil
Exelon Framingham LLCConstellation Power, IncFramingham, MA273 MWhAug 1969Dec 2024 Distillate Fuel Oil
Exelon West Medway II LLCConstellation Power, IncMedway, MA225 GWhFeb 2019Apr 2025 Natural Gas : 98.2% Kerosene : 1.8%
Coolidge Solar 1, LLCCoolidge Solar I, LLCLudlow, VT25 GWhNov 2018Apr 2025 Solar
Covanta Bristol EnergyCovanta Bristol IncBristol, CT105 GWhNov 1987Apr 2025 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator190.4 TWh2,051
#8Tennessee Valley Authority158.5 TWh204
#10Florida Power & Light Co.149.2 TWh187
#12New York Independent System Operator130.9 TWh1,191
#13Duke Energy Carolinas111.9 TWh565
#14ISO New England103.8 TWh1,561
#16Bonneville Power Administration81.2 TWh163
#17Duke Energy Progress East65.1 TWh558
#18Salt River Project Agricultural Improvement and Power District58.9 TWh48
#19PacifiCorp East57.8 TWh215