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 | 57.3% Nuclear | 24.5% Water | 5.9% Other Fuel | 4.5% Wind | 3.7% Solar | 1.4% Coal | 0.3%

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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
Dodge Falls AssociatesDodge Falls Associates LPBath, NH29 GWhNov 1990Dec 2024 Water
Dorchester Solar SiteMassachusetts Electric CoDorchester, MA2 GWhDec 2011Dec 2024 Solar
Douglas Pike Solar, LLCNavisun LLCBurrillville, RI2 GWhMay 2023Dec 2023 Solar
Douglas SolarConsolidated Edison Development Inc.Douglas, MA3 GWhNov 2012Dec 2024 Solar
DoverBWC Buckmaster Pond LLCDover, MA2 GWhJul 2017Dec 2024 Solar
Downeast WindDowneast Wind, LLCColumbia, ME73 GWh-May 2025 Wind
Downing Parkway SolarDowning Parkway Solar LLCPittsfield, MA3 GWhJun 2015Dec 2024 Solar
Dresser Hill CSGDresser Hill Solar, LLCSouthbridge, MA6 GWhDec 2020Dec 2024 Solar
Dry Bridge Solar (Brown University)MN8 Energy LLCNorth Kingstown, RI67 GWhOct 2023May 2025 Solar
DudleyAMP MA DudleyDudley, MA4 GWhJun 2018Dec 2024 Solar
Dudley River 2 Solar, LLC CSG38 Degrees North, LLCSouthbridge, MA2 GWhOct 2017Dec 2024 Solar
Dudley River 3 Solar, LLC CSG38 Degrees North, LLCSouthbridge, MA2 GWhOct 2017Dec 2024 Solar
Dudley River Solar, LLC CSG38 Degrees North, LLCSouthbridge, MA2 GWhOct 2017Dec 2024 Solar
Dudley Solar CSGDudley Solar, LLCDudley, MA3 GWhJul 2017Dec 2024 Solar
Dunstable Solar 1, LLCAES Distributed EnergyDunstable, MA11 GWhMar 2021Dec 2024 Solar
DusenberryAES Distributed EnergyTroy, NY8 GWhNov 2021Dec 2024 Solar
DwightCentral Rivers Power MA, LLCChicopee, MA6 GWhDec 1919Dec 2024 Water
DWW Solar llDWW Solar ll LLCSimsbury, CT51 GWhNov 2019May 2025 Solar
Dynamic Corinth (CSG)MN8 Energy LLCCorinth, ME9 GWhSep 2022Dec 2024 Solar
Dynamic Energy CT STAGMilford Pepes Farm Road Solar LLCMilford, CT2 GWhJul 2023Dec 2024 Solar
Dynamic - Leeds Solar (CSG)Nautilus Solar SolutionsLeeds, ME473 MWhOct 2024Dec 2024 Solar
Dynamic Madison (CSG)MN8 Energy LLCMadison, ME10 GWhJul 2022Dec 2024 Solar
Dynamic - Norridgewock Martin Stream (CSG)Nautilus Solar SolutionsNorridgewock, ME206 MWhOct 2024Dec 2024 Solar
Dynamic - WalpoleAES Distributed EnergyWalpole, MA3 GWhMay 2017Dec 2024 Solar
East Acres Solar NG, LLCNuGen Capital ManagementPittsfield, MA5 GWhMar 2017Dec 2024 Solar
East Bridgewater SolarAltus Power America Management, LLCEast Bridgewater, MA3 GWhOct 2017Dec 2024 Solar
East Brookfield Adams Road Solar LLC CSGEast Brookfield Adams Road Solar LLCEast Brookfield, MA7 GWhMay 2021Dec 2023 Solar
East Brookfield Main Street Solar LLC CSAES Distributed EnergyEast Brookfield, MA2 GWhNov 2020Nov 2024 Solar
East Longmeadow Solar PVNSTAR Electric CompanyEast Longmeadow, MA5 GWhSep 2019Dec 2024 Solar
East Springfield Solar PVNSTAR Electric CompanySpringfield, MA2 GWhSep 2018Dec 2024 Solar
East Windsor Solar OneDG Connecticut III, LLCEast Windsor, CT9 GWhNov 2021Dec 2024 Solar
Eastern Maine Medical CenterEastern Maine Medical CenterBangor, ME31 GWhSep 2006May 2025 Natural Gas
Easthampton CSGEasthampton Park Solar 1, LLCEasthampton, MA4 GWhAug 2020Dec 2024 Solar
Easthampton Landfill-City of EasthamptonCleanCapital HoldingsEasthampton, MA3 GWhMay 2012Dec 2024 Solar
Eastman FallsCentral Rivers Power NH, LLCFranklin, NH24 GWhJul 1937Dec 2024 Water
Easton CSG 1 LLCEaston CSG 1 LLCEaston, ME5 GWhJan 2024Dec 2024 Solar
Easton LandfillCleanCapital HoldingsEaston, MA2 GWhSep 2013Dec 2024 Solar
EBZ SolarCitizens Enterprises CorporationShirley, MA4 GWhDec 2012Dec 2024 Solar
EDF LancasterCleanCapital HoldingsLancaster, MA6 GWhJun 2014Dec 2024 Solar
EHC West HopkintonGreen Mountain Power CorpWest Hopkinton, NH3 GWhJun 1985Jul 2024 Water
Electric Avenue Lunenburg Solar 1Electric Avenue Lunenburg Solar 1, LLCLunenburg, MA3 GWhNov 2021Dec 2024 Solar
Elizabeth Mines Solar 1Elizabeth Mines Solar 1, LLCSo. Strafford, VT7 GWhOct 2017Dec 2024 Solar
Ellsworth Hydro StationBrookfield Black Bear Hydro, LLCEllsworth, ME22 GWhJun 1924Dec 2024 Water
Elm StreetISM Solar Dighton 3, LLCDighton, MA8 GWhNov 2020Dec 2023 Solar
Emerald Gardens PKI, LLCEmerald Gardens PKI, LLCShelton, CT2 GWhSep 2021Dec 2024 Solar
Emerald Marshfields, LLCEmerald Marshfield, LLCMarshfield, MA2 GWhNov 2022Dec 2024 Solar
Enfield Solar OneEnfield Solar One, LLCHartford, CT5 GWhMar 2024Dec 2024 Solar
ENGIE 2019 ProjectCo-MA1, LLCENGIE 2019 ProjectCo MA-1, LLCAgawam, MA6 GWhFeb 2021Dec 2024 Solar
Equinix - BillericaBloom EnergyBillerica, MA15 GWhAug 2021Dec 2024 Natural Gas
ER Bone Hill Solar, LLCGreenbacker Renewable Energy CorporationNorthfield, VT2 GWhAug 2022Dec 2024 Solar
ER Center Road Solar, LLCGreenbacker Renewable Energy CorporationHardwick, VT3 GWhApr 2022Dec 2024 Solar
ER Salvage YardGreenbacker Renewable Energy CorporationMorrisville, VT3 GWhOct 2021Dec 2024 Solar
ER Sand HillGreenbacker Renewable Energy CorporationCastleton, VT4 GWhOct 2022Dec 2024 Solar
Errol Hydroelectric ProjectErrol Hydroelectric Co LLCErrol, NH15 GWhOct 1986Dec 2024 Water
Erving CSGErving Poplar Mountain Solar 1, LLCErving, MA1 GWhAug 2020Dec 2024 Solar
Erving Paper MillsErving Paper Mills IncErving, MA43 GWhNov 2013May 2025 Natural Gas : 98.3% Distillate Fuel Oil : 1.7%
Essex Junction 19Green Mountain Power CorpEssex Junction, VT39 GWhDec 1916May 2025 Water : 99.6%
Exelon Framingham LLCConstellation Power, IncFramingham, MA273 MWhAug 1969Dec 2024 Distillate Fuel Oil
Exelon Medway LLCConstellation Power, IncMedway, MA2 GWhJun 1970Dec 2024 Distillate Fuel Oil
Exelon West Medway II LLCConstellation Power, IncMedway, MA208 GWhFeb 2019May 2025 Natural Gas : 98.1% Kerosene : 1.9%
Exeter Ten (CSG)Nautilus Solar SolutionsExeter, RI10 MWhNov 2024Dec 2024 Solar
Fairfax FallsGreen Mountain Power CorpFairfax, VT20 GWhJan 1919Dec 2024 Water
Fairfield PV - BD Solar Fairfield LLCBD Solar Fairfield LLCFairfield, ME8 GWhMay 2021Dec 2024 Solar
Fairfield University CHP PlantFairfield UniversityFairfield, CT26 GWhSep 2007Dec 2024 Natural Gas
Fairhaven C CSGMN8 Energy LLCFairhaven, MA3 GWhApr 2017Dec 2024 Solar
Fairhaven EFairhaven MA 1, LLCFairhaven, MA3 GWhJul 2021Dec 2024 Solar
Fairhaven MA 2Consolidated Edison Development Inc.Fairhaven, MA4 GWhAug 2021Dec 2024 Solar
Fairhaven WindFairhaven Wind LLCFairhaven, MA4 GWhMar 2012Dec 2024 Wind
Fairview Farms SolarNuGen Capital ManagementWhately, MA3 GWhMay 2014Dec 2024 Solar
Fall River Solar CSGMN8 Energy LLCFall River, MA2 GWhJan 2013Dec 2024 Solar
Falls VillageFirstLight Power Resources Services LLCFalls Village, CT30 GWhDec 1913Dec 2024 Water
Falmouth 2 SolarCitizens Enterprises CorporationFalmouth, MA3 GWhAug 2021Dec 2024 Solar
Falmouth Landfill SolarCitizens Enterprises CorporationFalmouth, MA5 GWhMar 2017Dec 2024 Solar
Farley Road Community SolarFarley Road Solar, LLCDudley, MA2 GWhJul 2017Dec 2024 Solar
Farmingdale FA01Nautilus Solar SolutionsFarmingdale, ME8 GWhMay 2022Dec 2024 Solar
FarmingtonMadison Energy Investments LLCFarmington, ME6 GWhNov 2023Dec 2024 Solar
Farmington SolarFarmington Solar, LLCFarmington, ME124 GWhSep 2021May 2025 Solar
Faunce Corner Community SolarFaunce Corner Road Dartmouth Solar 1, LLCDartmouth, MA2 GWhJun 2022Dec 2024 Solar
FDX010.0 FedEx Fuel Cell2016 ESA Project Company, LLCMiddletown, CT8 GWhAug 2018Dec 2024 Natural Gas
Federal Road Solar 1, LLC CSGFederal Road Solar 1, LLCSouth Carver, MA16 GWhNov 2015Dec 2023 Solar
FedEx MiddletownVCP Realty, LLCMiddletown, CT151 MWhOct 2024Dec 2024 Solar
Few SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2024 Solar
Fife BrookBear Swamp Power Company LLCFlorida, MA29 GWhSep 1974Oct 2024 Water
Fisher Road SolarFisher Road Solar I, LLCDartmouth, MA8 GWhApr 2015Dec 2024 Solar
Fishers Island 1Connecticut Mun Elec Engy CoopFisher's Island, NY151 MWhNov 2010Dec 2024 Distillate Fuel Oil
Fitchburg Gas RecoveryWM Renewable Energy LLCWestminster, MA32 GWhSep 2007Dec 2024 Landfill Gas
Fitchburg RenewablesFitchburg Renewables, LLCFitchburg, MA6 GWhFeb 2020Dec 2024 Solar
Forbes Street SolarAltus Power America Management, LLCEast Providence, RI4 GWhNov 2013Dec 2024 Solar
Fore River Generating StationCalpine Fore River Energy Center, LLCNorth Weymouth, MA3 TWhJul 2003May 2025 Natural Gas : 95.3% Distillate Fuel Oil : 4.7%
Fort FairfieldStandard SolarFort Fairfield, ME8 GWhJul 2023Dec 2024 Solar
Fort Hill 1, 2, 3 & 4Connecticut Mun Elec Engy CoopUncasville, CT449 MWhJul 2010May 2025 Distillate Fuel Oil
Foster SolarFoster Solar, LLCNorth Scituate, RI2 GWhJul 2016Dec 2024 Solar
Founders Homestead Farms SolarAES Distributed EnergyPortsmouth, RI6 GWhNov 2019May 2025 Solar
Fox Island Wind LLCFox Island Wind LLCVinalhaven, ME8 GWhOct 2009Dec 2024 Wind
Foxwoods CoGenFoxwoods Resort CasinoMashantucket, CT11 GWhMay 2010Dec 2024 Natural Gas
Framingham State University PlantFramingham State UniversityFramingham, MA74 MWhMay 1974May 2025 Solar : 67.6% Distillate Fuel Oil : 32.4%
Franklin 1CD US Solar MT 2 LLCWrentham, MA4 GWhOct 2013Dec 2024 Solar
Franklin 2CD US Solar MT 2 LLCFranklin, MA5 GWhNov 2013Dec 2024 Solar
Franklin DriveConnecticut Jet Power LLCTorrington, CT118 MWhOct 1968Dec 2024 Kerosene
Franklin SolarEcos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator188.5 TWh2,051
#8Tennessee Valley Authority159.4 TWh204
#10Florida Power & Light Co.149.1 TWh187
#12New York Independent System Operator131.0 TWh1,191
#13Duke Energy Carolinas111.8 TWh565
#14ISO New England103.8 TWh1,561
#16Bonneville Power Administration80.4 TWh163
#17Duke Energy Progress East65.1 TWh558
#18Salt River Project Agricultural Improvement and Power District59.0 TWh48
#19PacifiCorp East58.2 TWh215