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 2024
Annual Generation 102.8 TWh
Power Plants1,487
Utilities782
Ranked #15 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 | 57.6% Nuclear | 25% Water | 7.7% Other Fuel | 4.6% Wind | 3.3% Solar | 1.2% Coal | 0.1%

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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 501 to 600 of 1,204
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
AIS Solar ProjectTerraform ArcadiaLeominster, MA4 GWhNov 2016Dec 2023 Solar
Blackstone/TupperwareBlackstone Hydro Inc.North Smithfield, RI4 GWhDec 1980Aug 2024 Water
Hopkinton Phase 2Vista Solar, Inc.Ashaway, RI4 GWhAug 2020Dec 2023 Solar
Alicea Solar Project Hybrid CSGAES Distributed EnergySouthbridge, MA4 GWhNov 2020Dec 2023 Solar
Orbit Energy RIAnaergiaJohnston, RI4 GWhJun 2017Dec 2022 Other Biomass Gas
Northampton Landfill Solar PVAmeresco Glendale Road Solar PV LLCNorthampton, MA4 GWhOct 2017Dec 2023 Solar
GSPP Raynham TMLP, LLC CSGGreen Street Power PartnersRaynham, MA4 GWhJan 2019Dec 2023 Solar
Onyx - Pembroke Landfill SolarOnyx Asset Services GroupPembroke, MA4 GWhNov 2017Dec 2023 Solar
Plainfield PikeCaptona Plainfield Pike Johnston LLCJohnston, RI4 GWhMay 2019Dec 2023 Solar
Exelon Medway LLCConstellation Power, IncMedway, MA4 GWhJun 1970Dec 2023 Distillate Fuel Oil
196 Tremont St(CSG)196TRE WHAM8 Solar, LLCCarver, MA4 GWhOct 2021Dec 2023 Solar
ISM Solar Dighton 2, LLC CSG38 Degrees North, LLCDighton, MA4 GWhNov 2017Dec 2023 Solar
Platt HillLSE Pictor LLCWinchester, CT4 GWhDec 2021Dec 2023 Solar
Bridgewater Solar CSGMN8 Energy LLCBridgewater, MA4 GWhJul 2015Dec 2023 Solar
Centaurus Solar - MALSE Centaurus LLCAshland, MA4 GWhOct 2016Dec 2023 Solar
Kearsarge GranbyKearsarge Granby LLCGranby, MA4 GWhFeb 2017Dec 2023 Solar
ZPD-PT Solar Project 2017-023 LLC Hybrid CSGAES Distributed EnergySouthbridge, MA4 GWhDec 2020Dec 2023 Solar
Mt Wachusett Community CollegeMt Wachusett Community CollegeGardner, MA4 GWhFeb 2011Aug 2024 Wind
433 Purchase Solar NG, LLCNuGen Capital ManagementSwansea, MA4 GWhMar 2012Dec 2023 Solar
Kearsarge HaverhillKearsarge Haverhill LLCHaverhill, MA4 GWhFeb 2021Dec 2023 Solar
Holyoke Solar Cooperative at MuellerHolyoke Solar LLCHolyoke, MA4 GWhNov 2011Dec 2023 Solar
Next Generation Solar FarmCypress Creek RenewablesNew Haven, VT4 GWhNov 2017Dec 2023 Solar
Montague Road SolarMontague Road Solar, LLCAmherst, MA4 GWhNov 2019Dec 2023 Solar
OxfordCVI CleanCapital Solar 6Oxford, MA4 GWhJun 2014Dec 2023 Solar
Gardner - Otter River RoadOtter River Road Solar LLCGardner, MA4 GWhSep 2019Dec 2023 Solar
Mainely Solar (Wyman Hill Solar LLC)Wyman Hill Solar, LLCRumford, ME4 GWhNov 2022Dec 2023 Solar
Halifax SolarNuGen Capital ManagementHalifax, MA4 GWhJul 2015Dec 2023 Solar
651 Chase Solar NGNuGen Capital ManagementLunenburg, MA4 GWhMay 2014Dec 2023 Solar
MendonBWC Box Pond LLCMendon, MA4 GWhNov 2017Dec 2023 Solar
Glenmere LakeAES Distributed EnergyGoshen, NY4 GWhMay 2021Dec 2023 Solar : 99.6%
Cedarville CSGAltus Power America Management, LLCPlymouth, MA4 GWhJun 2017Dec 2023 Solar
Tyngsborough SolarCitizens Enterprises CorporationTyngsborough, MA4 GWhDec 2016Dec 2023 Solar
Dynamic Corinth (CSG)MN8 Energy LLCCorinth, ME4 GWhSep 2022Dec 2023 Solar
Town of Needham VNEM CSGTesla Inc.Needham, MA4 GWhJan 2016Dec 2023 Solar
WED Kingstown Solar I - East ArrayCleanCapital HoldingsWashington, RI4 GWhNov 2017Dec 2023 Solar
EHC West HopkintonGreen Mountain Power CorpWest Hopkinton, NH4 GWhJun 1985Dec 2023 Water
Nautilus Goat Island Solar LLC (CSG)Nautilus Solar SolutionsBurrillville, RI4 GWhJul 2019Dec 2023 Solar
China Mill HydroNew Hampshire Hydro AssociatesAllenstown, NH4 GWhJun 1981Dec 2023 Water
RollinsfordGreen Mountain Power CorpRollinsford, NH4 GWhSep 1986Dec 2023 Water
Smith (VT)Green Mountain Power CorpBradford, VT4 GWhNov 1982Dec 2023 Water
Monson SolarAltus Power America Management, LLCMonson, MA4 GWhJun 2014Dec 2023 Solar
DG Foxborough Elm CSGDG Foxborough ElmFoxborough, MA4 GWhJul 2017Dec 2023 Solar
Barefoot SolarMadison Energy Investments LLCFairfiled, ME4 GWhNov 2022Dec 2023 Solar
Acushnet- High HillCleanCapital HoldingsDartmouth, MA4 GWhFeb 2013Dec 2023 Solar
Town of Burrillville Solar CSGStandard SolarBurrillville, RI4 GWhSep 2020Dec 2023 Solar
Syncarpha Tewksbury Hybrid CSGSyncarpha Tewksbury, LLCTewksbury, MA4 GWhJan 2022Dec 2023 Solar
BerkleyCaptona Berkley LLCBerkley, MA4 GWhMar 2017Dec 2023 Solar
Lower MiddleburyGreen Mountain Power CorpMiddlebury Lower, VT4 GWhJul 1917Nov 2023 Water
Antares-GRE 314 East Lyme LLCMN8 Energy LLCEast Lyme, CT4 GWhMay 2014Aug 2024 Solar
Shrewsbury SolarConsolidated Edison Development Inc.Shrewsbury, MA4 GWhSep 2012Dec 2023 Solar
Notus Wind 1Notus Clean Energy LLCE. Falmouth, MA4 GWhJun 2010Dec 2023 Wind
Town of Amherst SolarTown of Amherst Solar, LLCAmherst, MA4 GWhJul 2022Dec 2023 Solar
Iron Horse Solar I CSGIron Horse Solar 1, LLCNorth Billerica, MA4 GWhNov 2016Dec 2023 Solar
Franklin 1CD US Solar MT 2 LLCWrentham, MA4 GWhOct 2013Dec 2023 Solar
NationwideNationwide Solar Energy LLCLancaster, MA4 GWhMay 2021Dec 2023 Solar
North BrookfieldMass Solar, LLCNorth Brookfield, MA4 GWhMay 2014Dec 2023 Solar
Grafton PVMN8 Energy LLCGrafton, MA4 GWhSep 2016Dec 2023 Solar
WED Portsmouth One, LLCGreenbacker Renewable Energy CorporationPortsmouth, RI4 GWhJul 2016Dec 2023 Wind
Ajax Solar, LLC (MA)Green Street Power PartnersWest Bridgewater, MA4 GWhNov 2017Dec 2023 Solar
Faunce Corner Community SolarFaunce Corner Road Dartmouth Solar 1, LLCDartmouth, MA4 GWhJun 2022Dec 2023 Solar
Huxley SolarHuxley Solar, LLCLudlow, MA4 GWhNov 2022Dec 2023 Solar
ISM Solar Cranston CSGNautilus Solar SolutionsCranston, RI4 GWhNov 2020Dec 2023 Solar
Peterson Road SolarPeterson Road Solar, LLCPalmer, MA4 GWhMar 2017Dec 2023 Solar
Raboth - Marion DriveMadison Energy Holdings LLCKingston, MA4 GWhFeb 2021Dec 2023 Solar
Palmer LandfillSyncarpha Bondsville, LLCPalmer, MA4 GWhNov 2016Dec 2023 Solar
Onyx - Brockton Thatcher Landfill Solar CSGOnyx Asset Services GroupBrockton, MA4 GWhOct 2017Dec 2023 Solar
Bellingham PVTerraform ArcadiaDouglas, MA4 GWhSep 2013Dec 2023 Solar
Meadow SolarAltus Power America Management, LLCBoston, MA4 GWhNov 2016Dec 2023 Solar
Norwalk Hospital PlantNorwalk HospitalNorwalk, CT4 GWhApr 1992Dec 2022 Natural Gas
Waters RiverCity of Peabody - (MA)Peabody, MA4 GWhNov 1971Dec 2023 Natural Gas : 76.6% Distillate Fuel Oil : 23.4%
Rounseville SolarRounseville Solar 1, LLCRochester, MA4 GWhJan 2020Dec 2023 Solar
Groveland SolarConsolidated Edison Development Inc.Groveland, MA4 GWhNov 2012Dec 2023 Solar
Lochmere Hydroelectric PlantEagle Creek Renewable Energy, LLCTilton, NH4 GWhNov 1984Dec 2023 Water
MA CS Uxbridge Community SolarMA CS Uxbridge, LLCUxbridge, MA4 GWhJan 2023Dec 2023 Solar
Tank Farm 4Solar Breakers LLCPortsmouth, RI4 GWhSep 2022Dec 2023 Solar
DevensAltus Power America Management, LLCShirley, MA4 GWhMay 2014Dec 2023 Solar
Smithfield Solar Farm, LLCSmithfield Solar FarmSmithfield, RI4 GWhJun 2020Dec 2023 Solar
BWC Maces Pond LLCNavisun LLCRockport, ME4 GWhNov 2021Dec 2023 Solar
Syncarpha Leicester Hybrid CSGSyncarpha Leicester, LLCLeicester, MA4 GWhMay 2021Dec 2023 Solar : 99.5% Electricity used for energy storage : 0.5%
Ware Palmer Road Solar LLC CSGWare Palmer Road Solar LLCWare, MA4 GWhMay 2021Dec 2023 Solar
Beacon Solar, LLCBeacon Solar, LLCEasthampton, MA4 GWhOct 2022Dec 2023 Solar
WED GW Solar, LLCWED GW Solar, LLC CSGLincoln, RI4 GWhDec 2018Dec 2023 Solar
Westford Solar ParkMN8 Energy LLCWestford, MA4 GWhMar 2012Dec 2023 Solar
Niagara Bottling - BloomfieldWestbound Solar 3, LLCBloomfield, CT4 GWhOct 2022Dec 2023 Solar
West Danville 15Green Mountain Power CorpDanville, VT4 GWhDec 1916Dec 2023 Water
MA BlackstoneCatalyze Blackstone 83 Federal Street Microgrid, LLCBlackstone, MA4 GWhJun 2022Dec 2023 Solar
580 River SolarNuGen Capital ManagementWinchendon, MA4 GWhAug 2018Dec 2023 Solar
SalisburyGreen Mountain Power CorpSalisbury, VT4 GWhJan 1917Dec 2023 Water
Falmouth Landfill SolarCitizens Enterprises CorporationFalmouth, MA5 GWhMar 2017Dec 2023 Solar
West A&B Solar Project Hybrid CSGAES Distributed EnergySouthbridge, MA5 GWhNov 2020Dec 2023 Solar
Chicopee SolarCitizens Enterprises CorporationChicopee, MA5 GWhNov 2013Dec 2023 Solar
1639 RT 29 Solar 21639 RT 29 Solar 2, LLCGloversville, NY5 GWhNov 2020Dec 2023 Solar
Millbury SolarEvergreen Wind, LLCMillbury, MA5 GWhMar 2014Dec 2023 Solar
HampdenAltus Power America Management, LLCHampden, MA5 GWhJun 2015Dec 2023 Solar
Sheldon SolarExcelsior Energy CapitalSheldon Springs, VT5 GWhAug 2013Jan 2023 Solar
Berkley East Solar LLCSunEdison LLCBerkley, MA5 GWhJun 2013Dec 2023 Solar
Norton LLCGreenbacker Renewable Energy CorporationNorton, MA5 GWhAug 2020Dec 2023 Solar
ActonActon H Road Solar 1, LLCActon, ME5 GWhNov 2021Dec 2023 Solar
AugustaMaine DG Solar Augusta, LLCAugusta, ME5 GWhFeb 2022Dec 2023 Solar
Town of Rocky Hill PV CSGTesla Inc.Rocky Hill, CT5 GWhFeb 2018Dec 2023 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator191.5 TWh1,943
#9Tennessee Valley Authority157.5 TWh170
#10Florida Power & Light Co.147.7 TWh159
#12New York Independent System Operator130.0 TWh1,100
#13Duke Energy Carolinas110.9 TWh556
#15ISO New England102.8 TWh1,487
#16Bonneville Power Administration80.0 TWh158
#17Duke Energy Progress East63.3 TWh554
#18Salt River Project Agricultural Improvement and Power District59.0 TWh45
#19PacifiCorp East52.6 TWh204