ISO New England

Balancing Authority Summary Information

ISO New England is ranked #15 out of 64 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 Oct 2026
Annual Generation 112.2 TWh
Power Plants1,667
Utilities846
Ranked #15 out of 64 in terms of net annual generation
Ranked #10 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 54% Nuclear | 25.3% Wind | 5.7% Water | 4.6% Other Fuel | 4.5% Solar | 1.6% Coal | 0%

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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 1,201 to 1,300 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Lakeville SolarC2 MA Lakeville, LLCLakeville, MA3 GWhNov 2018Dec 2025 Solar
Spencer Solar CSGMadison Energy Investments LLCSpencer, MA584 MWhMay 2025Dec 2025 Solar
Oak Street SolarCitizens Enterprises CorporationSpringfield, MA5 GWhNov 2019Dec 2025 Solar
Cranberry SolarGWE Cranberry Solar RT, LLCMiddleborough, MA2 GWhNov 2016Dec 2025 Solar
ISM Solar Cranston CSGNautilus Solar SolutionsCranston, RI4 GWhNov 2020Dec 2025 Solar
CES Agawam Tuckahoe Solar HybridCES Agawam Tuckahoe Solar LLCAgawam, MA7 GWhNov 2021Dec 2025 Solar
Partridgeville Hybrid CSGPartridgeville Road Solar 1, LLCAthol, MA5 GWhDec 2019Dec 2025 Solar
Williamsville Hybrid CSG147 Williamsville Solar 1, LLCHubbardston, MA8 GWhAug 2021Dec 2025 Solar
East Brookfield Main Street Solar LLC CSAES Distributed EnergyEast Brookfield, MA1 GWhNov 2020Dec 2025 Solar
GD Hopkinton Main I, LLCGD Hopkinton Main I, LLCHopkinton, RI16 GWhOct 2020Dec 2025 Solar
Milo PV - BD Solar 1 LLCBD Solar 1 LLCMilo, ME25 GWhMay 2021Dec 2025 Solar
Augusta PV - BD Solar Augusta LLCBD Solar Augusta LLCAugusta, ME9 GWhMay 2021Dec 2025 Solar
Fairfield PV - BD Solar Fairfield LLCBD Solar Fairfield LLCFairfield, ME9 GWhMay 2021Dec 2025 Solar
Oxford PV - BD Solar Oxford LLCBD Solar Oxford LLCOxford, ME13 GWhMay 2021Dec 2025 Solar
Sunpin BlandfordBlandford Sun, LLCSouthwick, MA6 GWhMay 2020Dec 2025 Solar
Blackhorse Farm Solar, LLC CSGAES Distributed EnergyWarren, RI6 GWhNov 2020Dec 2025 Solar
Erving CSGErving Poplar Mountain Solar 1, LLCErving, MA1 GWhAug 2020Dec 2025 Solar
Easthampton CSGEasthampton Park Solar 1, LLCEasthampton, MA3 GWhAug 2020Dec 2025 Solar
Pine HillOnsite Partners, LLCJohnston, RI8 GWhJul 2020Dec 2025 Solar
Amaterasu LLCAES Distributed EnergyLancaster, MA7 GWhMay 2021Dec 2025 Solar
28 Livermore Hill Road Solar28 Livermore Hill Road Solar, LLCWestminster, MA7 GWhMay 2020Dec 2025 Solar
Montague Road SolarMontague Road Solar, LLCAmherst, MA4 GWhNov 2019Dec 2025 Solar
Fitchburg RenewablesFitchburg Renewables, LLCFitchburg, MA6 GWhFeb 2020Dec 2025 Solar
SELCO Community SolarMassachusetts Mun Wholes Electric CoShrewsbury, MA5 GWhMay 2018Dec 2025 Solar
Palmyra PV - BD Solar Palmyra LLCBD Solar Palmyra LLCPalmyra, ME8 GWhMay 2022Dec 2025 Solar
BD Solar Hancock LLCBD Solar Hancock LLCAugusta, ME11 GWhMay 2022Dec 2025 Solar
Winslow PV - BD Solar 2 LLCBD Solar 2 LLCWinslow, ME10 GWhJun 2022Dec 2025 Solar
BD Solar Ellsworth LLCBD Solar Hancock North LLCAugusta, ME9 GWhMay 2022Dec 2025 Solar
Pittsfield Solar LLCPittsfiled Solar LLCPittsfield, ME15 GWhNov 2017Dec 2025 Solar
North ProvidenceCaptona N.P. LLCNorth Providence, RI3 GWhSep 2018Dec 2025 Solar
CantonCaptona Canton LLCCanton, MA6 GWhJul 2012Dec 2025 Solar
Gold Meadow FarmsCaptona Lippitt Ave Cranston LLCCranston, RI27 GWhApr 2019Dec 2025 Solar
RavenbrookCaptona Ravenbrook LLCCarver, MA6 GWhNov 2013Dec 2025 Solar
HudsonCaptona Hudson LLCHudson, MA5 GWhApr 2017Dec 2025 Solar
A Street 2Captona A Street 2 Johnston LLCJohnston, RI3 GWhNov 2018Dec 2025 Solar
BerkleyCaptona Berkley LLCBerkley, MA4 GWhMar 2017Dec 2025 Solar
KilvertCaptona Kilvert Street Warwick LLCWarwick, RI8 GWhNov 2018Dec 2025 Solar
A Street 1Captona A Street 1 Johnston LLCJohnston, RI2 GWhNov 2018Dec 2025 Solar
CarverCaptona Carver LLCNorth Carver, MA2 GWhApr 2017Dec 2025 Solar
Plainfield PikeCaptona Plainfield Pike Johnston LLCJohnston, RI4 GWhMay 2019Dec 2025 Solar
ChicopeeCaptona Chicopee LLCChicopee, MA2 GWhMar 2017Dec 2025 Solar
Ware Palmer Road Solar LLC CSGWare Palmer Road Solar LLCWare, MA5 GWhMay 2021Dec 2025 Solar
East Brookfield Adams Road Solar LLC CSGEast Brookfield Adams Road Solar LLCEast Brookfield, MA7 GWhMay 2021Dec 2025 Solar
Kenmare - Mansfield Branch StreetMN8 Energy LLCMansfield, MA2 GWhMay 2017Dec 2025 Solar
BWC Stony Brook, LLC HybridAES Distributed EnergyChelmsford, MA2 GWhJun 2021Dec 2025 Solar
ZPD-PT Solar Project 2017-038 Hybrid LLCAES Distributed EnergyLancaster, MA8 GWhMar 2021Dec 2025 Solar
SR North StoningtonSR North Stonington, LLCNorth Stonington, CT15 GWhFeb 2024Dec 2025 Solar
SR LitchfieldSR Litchfield, LLCLitchfield, CT26 GWhJan 2025Dec 2025 Solar
Newton Rumford LandfillNewton Municipal Solar LLC - RumfordNewton, MA2 GWhJun 2017Dec 2025 Solar
BWC Muddy Brook, LLC HybridAES Distributed EnergyMendon, MA2 GWhAug 2021Dec 2025 Solar
BWC Lake Lashaway, LLC HybridAES Distributed EnergyNorth Brookfield, MA8 GWhApr 2021Dec 2025 Solar
ZPD-PT Solar Project 2017-044 LLC CSGAES Distributed EnergySpencer, MA812 MWhSep 2021Dec 2025 Solar
ZPD-PT Solar Project 2017-023 LLC HybridAES Distributed EnergySouthbridge, MA4 GWhDec 2020Dec 2025 Solar
ZPD-PT Solar Project 2017-021 LLC HybridAES Distributed EnergyWilbraham, MA2 GWhDec 2020Dec 2025 Solar
Auburn Solar ProjectAgilitas Energy, Inc.Auburn, MA8 GWhApr 2022Dec 2025 Solar
Blair SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2025 Solar
Madison Solar (CT)Ecos Energy LLCSomers, CT2 GWhDec 2020Dec 2025 Solar
Few SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2025 Solar
Hadley 3 Solar (North)Hadley 3 Solar, LLC (North)Hadley, MA3 GWhNov 2019Dec 2025 Solar
Hadley 3 Solar (South)Hadley 3 Solar, LLC (South)Hadley, MA3 GWhNov 2019Dec 2025 Solar
Lawrence BrookGreenbacker Renewable Energy CorporationMorristown, VT3 GWhNov 2020Dec 2025 Solar
Roger Williams - Melville at PortsmouthLuminace Solar Rhode Island, LLCPortsmouth, RI5 GWhFeb 2021Dec 2025 Solar
WED Coventry Seven, LLCWED Coventry Seven, LLCCoventry, RI5 GWhNov 2020Dec 2025 Solar
GD Glocester White Oak I, LLCGD Glocester White Oak I, LLCGlocester, RI3 GWhNov 2020Dec 2025 Solar
Plainfield Solar 1Ecos Energy LLCPlainfield, CT2 GWhDec 2019Dec 2025 Solar
ZPD-PT Solar Project 2017-006 LLC HybridAES Distributed EnergyWarren, MA6 GWhJun 2021Dec 2025 Solar
Georges River EnergyRobbins Lumber IncSearsmont, ME51 GWhNov 2018Dec 2025 Wood/Wood Waste Solids
WilbrahamBWC East Brook, LLCWilbraham, MA6 GWhNov 2020Dec 2025 Solar
Elm StreetISM Solar Dighton 3, LLCDighton, MA5 GWhNov 2020Dec 2025 Solar
Breckenridge SolarBreckenridge Street Solar 1, LLCPalmer, MA6 GWhOct 2020Dec 2025 Solar
Rounseville SolarRounseville Solar 1, LLCRochester, MA4 GWhJan 2020Dec 2025 Solar
Town of Ware - Canadian Tree(CSG)MA CS Ware West, LLCWare, MA2 GWhNov 2021Dec 2025 Solar
Wilmarth SolarWilmarth Lane Solar 1, LLCPlainville, MA8 GWhJan 2020Dec 2025 Solar
Dresser Hill CSGDresser Hill Solar, LLCSouthbridge, MA6 GWhDec 2020Dec 2025 Solar
Golden SolarCardinal RenewablesSt. Johnsbury, VT4 GWhOct 2021Dec 2025 Solar
Merrimack Solar Farm, LLCMerrimack Solar FarmMerrimack, NH3 GWhDec 2018Dec 2025 Solar
Raboth - Marion DriveMadison Energy Holdings LLCKingston, MA4 GWhFeb 2021Dec 2025 Solar
Woodville Solar (CSG)Standard SolarWoodville, RI5 GWhNov 2024Dec 2025 Solar
NortonMadison Energy Holdings LLCNorton, MA2 GWhFeb 2023Dec 2025 Solar
Smithfield Solar Farm, LLCSmithfield Solar FarmSmithfield, RI4 GWhJun 2020Dec 2025 Solar
Wallingford SolarWallingford Renewable Energy, LLCWallingford, CT15 GWhAug 2021Dec 2025 Solar
DudleyAMP MA DudleyDudley, MA8 GWhJun 2018Dec 2025 Solar
Joe JennyAMP MA Joe JennyOxford, MA2 GWhApr 2018Dec 2025 Solar
Westport Community Solar GardenBWC Bass River LLCWestport, MA2 GWhJun 2017Dec 2025 Solar
MendonBWC Box Pond LLCMendon, MA3 GWhNov 2017Dec 2025 Solar
Dover (MA)BWC Buckmaster Pond LLCDover, MA2 GWhJul 2017Dec 2025 Solar
Adirondack A+B Community Solar GardenBWC Connecticut River LLCWestport, MA9 GWhNov 2018Dec 2025 Solar
Westport B Community Solar GardenBWC Hamilton Brook LLCWestport, MA8 GWhOct 2018Dec 2025 Solar
TPE King Solar Holdings1, LLC (CSG)Nautilus Solar SolutionsNorth Smithfield, RI18 GWhMar 2022Dec 2025 Solar
Kearsarge William WayKearsarge William Way LLCBellingham, MA7 GWhNov 2021Dec 2025 Solar
Kearsarge HaverhillKearsarge Haverhill LLCHaverhill, MA4 GWhFeb 2021Dec 2025 Solar
Kearsarge Upper UnionKearsarge Upper Union LLCFranklin, MA2 GWhFeb 2023Dec 2025 Solar
Kearsarge Montague BD(CSG)Kearsarge Montague BD LLCMontague, MA3 GWhOct 2021Dec 2025 Solar
Blodgett Solar CSGBlodgett Street Solar 1, LLCTyngsboro, MA9 GWhJul 2021Dec 2025 Solar
Clark Road Solar 1, LLCClark Road Solar 1, LLCGardner, MA8 GWhNov 2020Dec 2025 Solar
ActonActon H Road Solar 1, LLCActon, ME5 GWhNov 2021Dec 2025 Solar
NaplesNaples Casco Solar 1, LLCNaples, ME3 GWhNov 2021Dec 2025 Solar
Fredonia Solar LLCAltus Power America Management, LLCFredonia, NY1 GWhAug 2021Dec 2025 Solar
Dunstable Solar 1, LLCAES Distributed EnergyDunstable, MA8 GWhMar 2021Dec 2025 Solar
Fairhaven MA 2RWE Clean EnergyFairhaven, MA4 GWhAug 2021Dec 2025 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator168.7 TWh2,170
#9Tennessee Valley Authority166.2 TWh209
#10Florida Power & Light Co.153.0 TWh188
#12New York Independent System Operator134.1 TWh1,334
#13Duke Energy Carolinas113.4 TWh578
#15ISO New England112.2 TWh1,667
#16Bonneville Power Administration91.1 TWh170
#17Duke Energy Progress East66.2 TWh574
#18PacifiCorp East61.4 TWh223
#19Salt River Project Agricultural Improvement and Power District60.5 TWh51