2. Balancing Authorities
  3. ISO New England

ISO New England

Balancing Authority Summary Information

ISO New England is ranked #15 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 Nov 2025
Annual Generation 105.5 TWh
Power Plants1,577
Utilities819
Ranked #15 out of 65 in terms of net annual generation
Ranked #12 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 55.8% Nuclear | 26% Water | 5% Other Fuel | 4.4% Wind | 4% Solar | 1.5% 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 801 to 900 of 1,306
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
SR North StoningtonSR North Stonington, LLCNorth Stonington, CT13 GWhFeb 2024Dec 2024 Solar
Newton Rumford LandfillNewton Municipal Solar LLC - RumfordNewton, MA3 GWhJun 2017Dec 2024 Solar
BWC Muddy Brook, LLC HybridAES Distributed EnergyMendon, MA2 GWhAug 2021Dec 2024 Solar
BWC Lake Lashaway, LLC HybridAES Distributed EnergyNorth Brookfield, MA8 GWhApr 2021Dec 2024 Solar
ZPD-PT Solar Project 2017-044 LLC CSGAES Distributed EnergySpencer, MA1 GWhSep 2021Dec 2024 Solar
ZPD-PT Solar Project 2017-023 LLC HybridAES Distributed EnergySouthbridge, MA4 GWhDec 2020Dec 2024 Solar
ZPD-PT Solar Project 2017-021 LLC HybridAES Distributed EnergyWilbraham, MA2 GWhDec 2020Dec 2024 Solar
Auburn Solar ProjectAgilitas Energy, Inc.Auburn, MA8 GWhApr 2022Dec 2024 Solar
Blair SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2024 Solar
Madison Solar (CT)Ecos Energy LLCSomers, CT2 GWhDec 2020Dec 2024 Solar
Few SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2024 Solar
Hadley 3 Solar (North)Hadley 3 Solar, LLC (North)Hadley, MA3 GWhNov 2019Dec 2024 Solar
Hadley 3 Solar (South)Hadley 3 Solar, LLC (South)Hadley, MA3 GWhNov 2019Dec 2024 Solar
Lawrence BrookGreenbacker Renewable Energy CorporationMorristown, VT3 GWhNov 2020Dec 2024 Solar
Roger Williams - Melville at PortsmouthLuminace Solar Rhode Island, LLCPortsmouth, RI5 GWhFeb 2021Dec 2024 Solar
WED Coventry Seven, LLCWED Coventry Seven, LLCCoventry, RI5 GWhNov 2020Dec 2024 Solar
GD Glocester White Oak I, LLCGD Glocester White Oak I, LLCGlocester, RI3 GWhNov 2020Dec 2024 Solar
Plainfield Solar 1Ecos Energy LLCPlainfield, CT1 GWhDec 2019Dec 2024 Solar
ZPD-PT Solar Project 2017-006 LLC HybridAES Distributed EnergyWarren, MA5 GWhJun 2021Dec 2024 Solar
Georges River EnergyRobbins Lumber IncSearsmont, ME52 GWhNov 2018Dec 2024 Wood/Wood Waste Solids
WilbrahamBWC East Brook, LLCWilbraham, MA5 GWhNov 2020Dec 2024 Solar
Elm StreetISM Solar Dighton 3, LLCDighton, MA5 GWhNov 2020Dec 2024 Solar
Breckenridge SolarBreckenridge Street Solar 1, LLCPalmer, MA7 GWhOct 2020Dec 2024 Solar
Rounseville SolarRounseville Solar 1, LLCRochester, MA4 GWhJan 2020Dec 2024 Solar
Town of Ware - Canadian Tree(CSG)MA CS Ware West, LLCWare, MA2 GWhNov 2021Dec 2024 Solar
Wilmarth SolarWilmarth Lane Solar 1, LLCPlainville, MA8 GWhJan 2020Dec 2024 Solar
Dresser Hill CSGDresser Hill Solar, LLCSouthbridge, MA6 GWhDec 2020Dec 2024 Solar
Golden SolarCardinal RenewablesSt. Johnsbury, VT4 GWhOct 2021Dec 2024 Solar
Merrimack Solar Farm, LLCMerrimack Solar FarmMerrimack, NH4 GWhDec 2018Dec 2024 Solar
Raboth - Marion DriveMadison Energy Holdings LLCKingston, MA5 GWhFeb 2021Dec 2024 Solar
NortonMadison Energy Holdings LLCNorton, MA1 GWhFeb 2023Dec 2024 Solar
Smithfield Solar Farm, LLCSmithfield Solar FarmSmithfield, RI4 GWhJun 2020Dec 2024 Solar
Wallingford SolarWallingford Renewable Energy, LLCWallingford, CT21 GWhAug 2021Dec 2024 Solar
DudleyAMP MA DudleyDudley, MA4 GWhJun 2018Dec 2024 Solar
Joe JennyAMP MA Joe JennyOxford, MA2 GWhApr 2018Dec 2024 Solar
Westport Community Solar GardenBWC Bass River LLCWestport, MA4 GWhJun 2017Dec 2024 Solar
MendonBWC Box Pond LLCMendon, MA4 GWhNov 2017Dec 2024 Solar
Dover (MA)BWC Buckmaster Pond LLCDover, MA2 GWhJul 2017Dec 2024 Solar
Adirondack A+B Community Solar GardenBWC Connecticut River LLCWestport, MA8 GWhNov 2018Dec 2024 Solar
Westport B Community Solar GardenBWC Hamilton Brook LLCWestport, MA7 GWhOct 2018Dec 2024 Solar
TPE King Solar Holdings1, LLC (CSG)Nautilus Solar SolutionsNorth Smithfield, RI18 GWhMar 2022Dec 2024 Solar
Kearsarge William WayKearsarge William Way LLCBellingham, MA7 GWhNov 2021Dec 2024 Solar
Kearsarge HaverhillKearsarge Haverhill LLCHaverhill, MA4 GWhFeb 2021Dec 2024 Solar
Kearsarge Upper UnionKearsarge Upper Union LLCFranklin, MA2 GWhFeb 2023Dec 2024 Solar
Kearsarge Montague BD(CSG)Kearsarge Montague BD LLCMontague, MA3 GWhOct 2021Dec 2024 Solar
Blodgett Solar CSGBlodgett Street Solar 1, LLCTyngsboro, MA10 GWhJul 2021Dec 2024 Solar
Clark Road Solar 1, LLCClark Road Solar 1, LLCGardner, MA9 GWhNov 2020Dec 2024 Solar
ActonActon H Road Solar 1, LLCActon, ME5 GWhNov 2021Dec 2024 Solar
NaplesNaples Casco Solar 1, LLCNaples, ME3 GWhNov 2021Dec 2024 Solar
Fredonia Solar LLCGreenbacker Renewable Energy CorporationFredonia, NY2 GWhAug 2021Dec 2024 Solar
Dunstable Solar 1, LLCAES Distributed EnergyDunstable, MA11 GWhMar 2021Dec 2024 Solar
Fairhaven MA 2Consolidated Edison Development Inc.Fairhaven, MA4 GWhAug 2021Dec 2024 Solar
Acushnet MA 1Navisun LLCAcushnet, MA2 GWhNov 2023Dec 2024 Solar
Acushnet MA 2 (CSG)Navisun LLCAcushnet, MA1 GWhFeb 2024Dec 2024 Solar
DusenberryAES Distributed EnergyTroy, NY8 GWhNov 2021Dec 2024 Solar
Knapp East (CSG)AES Distributed EnergyAkron, NY7 GWhNov 2021Dec 2024 Solar
Main Rd Community SolarAES Distributed EnergyNewstead, NY8 GWhJun 2022Dec 2024 Solar
Glenmere LakeAES Distributed EnergyGoshen, NY4 GWhMay 2021Dec 2024 Solar
Knapp West(CSG)AES Distributed EnergyAkron, NY7 GWhNov 2021Dec 2024 Solar
Rowe (CSG)AES Distributed EnergyOlean, NY8 GWhOct 2021Dec 2024 Solar
Redman South Community SolarAES Distributed EnergyBrockport, NY10 GWhJan 2022Dec 2024 Solar
Alton Road SolarRevity Energy LLCBradford, RI24 GWhNov 2019Dec 2024 Solar
Townline Community SolarAES Distributed EnergyBatavia, NY7 GWhJan 2022Dec 2024 Solar
Williams RdAES Distributed EnergyRansomville, NY6 GWhAug 2021Dec 2024 Solar
West Haydenville PJ Community SolarAES Distributed EnergyWilliamsburg, MA9 GWhAug 2022Dec 2024 Solar
Brookwood Drive Community SolarAES Distributed EnergyWestport, MA7 GWhJul 2022Dec 2024 Solar
Maple(CSG)Maple Street Solar 1, LLCBellingham, MA7 GWhOct 2021Dec 2024 Solar
FDX010.0 FedEx Fuel Cell2016 ESA Project Company, LLCMiddletown, CT8 GWhAug 2018Dec 2024 Natural Gas
Old Middleboro Road SolarAgilitas Energy, Inc.Rochester, MA11 GWhDec 2022Dec 2024 Solar
Kearsarge WesterlyKearsarge Westerly LLCWesterly, RI7 GWhNov 2020Dec 2024 Solar
Kearsarge FoglandKearsarge Fogland LLCTiverton, RI3 GWhOct 2020Dec 2024 Solar
Kearsarge East ProvidenceKearsarge East Providence LLCEast Providence, RI3 GWhNov 2020Dec 2024 Solar
Three Rivers Solar LLCASD Three Rivers Road MA Solar LLCWilbraham, MA154 MWhOct 2024Dec 2024 Solar
Billings RoadGreenbacker Renewable Energy CorporationHardwick, VT2 GWhOct 2021Dec 2024 Solar
ER Salvage YardGreenbacker Renewable Energy CorporationMorrisville, VT3 GWhOct 2021Dec 2024 Solar
276 Federal Rd(CSG)276FED WHAM8 Solar, LLCCarver, MA10 GWhOct 2021Dec 2024 Solar
0 Hammond St CSG0HAM WHAM8 Solar, LLCCarver, MA14 GWhSep 2021Dec 2024 Solar
59 Federal Rd(CSG)59FED WHAM8 Solar, LLCCarver, MA11 GWhOct 2021Dec 2024 Solar
Park StGreenbacker Renewable Energy CorporationRutland, VT2 GWhNov 2014Dec 2024 Solar
Torrington Solar One, LLCDG Connecticut III, LLCTorrington, CT3 GWhFeb 2021Dec 2024 Solar
Bristol Solar One, LLCDG Connecticut III, LLCBristol, CT5 GWhApr 2021Dec 2024 Solar
Watertown Solar One, LLCDG Connecticut III, LLCWatertown, CT3 GWhMay 2021Dec 2024 Solar
UMass BostonMSS Energy Holdings, LLC (d.b.a. Calibrant Energy)Dorchester, MA1 GWhDec 1971Dec 2024 Solar
ASD Cotuit MA Solar LLCASD Cotuit MA Solar LLCSandwich, MA2 GWhOct 2023Dec 2024 Solar
ASD Wallum MA Solar LLC(CSG)ASD Wallum MA Solar LLCDouglas, MA9 GWhDec 2021Dec 2024 Solar
FedEx MiddletownVCP Realty, LLCMiddletown, CT151 MWhOct 2024Dec 2024 Solar
Enfield Solar OneEnfield Solar One, LLCHartford, CT5 GWhMar 2024Dec 2024 Solar
71 Charlotte Furnace Rd Hybrid(CSG)71CFR WHAM8 Solar, LLCWareham, MA2 GWhNov 2021Dec 2024 Solar
77 Farm to Market Rd Hybrid(CSG)77F2M WHAM8 Solar, LLCWareham, MA9 GWhNov 2021Dec 2024 Solar
160 Tihonet Rd Hybrid(CSG)160TIH WHAM8 Solar, LLCWareham, MA10 GWhNov 2021Dec 2024 Solar
299 Farm to Market Rd Hybrid(CSG)299F2M WHAM8 Solar, LLCWareham, MA6 GWhNov 2021Dec 2024 Solar
Halifax SolarNuGen Capital ManagementHalifax, MA4 GWhJul 2015Dec 2024 Solar
580 River SolarNuGen Capital ManagementWinchendon, MA5 GWhAug 2018Dec 2024 Solar
115 G FisherGreenbacker Renewable Energy CorporationMiddleborough, MA1 GWhSep 2015Dec 2024 Solar
154 D FisherGreenbacker Renewable Energy CorporationMiddleborough, MA2 GWhNov 2015Dec 2024 Solar
North Haven Solar OneNorth Haven Solar One, LLCNorth Haven, CT3 GWhFeb 2024Dec 2024 Solar
River RoadNorridgewock River Road Solar, LLCNorridgewock, ME8 GWhFeb 2022Dec 2024 Solar
196 Tremont St(CSG)196TRE WHAM8 Solar, LLCCarver, MA4 GWhOct 2021Dec 2024 Solar
ER Bone Hill Solar, LLCGreenbacker Renewable Energy CorporationNorthfield, VT2 GWhAug 2022Dec 2024 Solar
Bristol Landfill SolarNuGen Capital ManagementBristol, RI8 GWhFeb 2024Dec 2024 Solar

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#61Alcoa Power Generating, Inc. - Yadkin Division696.7 GWh4
#25Dominion Energy South Carolina, Inc.25.7 TWh87
#13Duke Energy Carolinas112.5 TWh565
#17Duke Energy Progress East64.3 TWh559
#52Duke Energy Progress West4.3 TWh10
#24Louisville Gas and Electric Company and Kentucky Utilities Company34.4 TWh25
#12New York Independent System Operator131.6 TWh1,211
#1PJM Interconnection, LLC870.7 TWh2,465
#30South Carolina Public Service Authority18.9 TWh34
#59Southeastern Power Administration1.5 TWh11

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator188.0 TWh2,075
#9Tennessee Valley Authority161.6 TWh204
#10Florida Power & Light Co.148.9 TWh187
#12New York Independent System Operator131.6 TWh1,211
#13Duke Energy Carolinas112.5 TWh565
#15ISO New England105.5 TWh1,577
#16Bonneville Power Administration80.5 TWh163
#17Duke Energy Progress East64.3 TWh559
#18PacifiCorp East61.1 TWh216
#19Salt River Project Agricultural Improvement and Power District60.0 TWh48