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 501 to 600 of 1,306
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Manchester Community College NorthOnyx Asset Services GroupGreat Path, CT1 GWhSep 2018Dec 2024 Solar
Battle Creek SolarEcos Energy LLCBennington, VT3 GWhSep 2018Dec 2024 Solar
Natick MallNatick MallNatick, MA4 GWhSep 2018Dec 2024 Solar
North ProvidenceCaptona N.P. LLCNorth Providence, RI3 GWhSep 2018Dec 2024 Solar
Big George PV CSGAltus Power America Management, LLCPlymouth, MA1 GWhAug 2018Dec 2024 Solar
Sunderland Solar PVNSTAR Electric CompanySunderland, MA2 GWhAug 2018Dec 2024 Solar
Kearsarge UxbridgeKearsarge Uxbridge LLCUxbridge, MA3 GWhAug 2018Dec 2024 Solar
GSPP Gilman, LLCGreen Street Power PartnersLunenburg, VT3 GWhAug 2018Dec 2024 Solar
FDX010.0 FedEx Fuel Cell2016 ESA Project Company, LLCMiddletown, CT8 GWhAug 2018Dec 2024 Natural Gas
580 River SolarNuGen Capital ManagementWinchendon, MA5 GWhAug 2018Dec 2024 Solar
Antanavica SolarCypress Creek RenewablesLeicester, MA1 GWhJul 2018Dec 2024 Solar
Trinity College Fuel CellAEP Onsite Partners, LLCHartford, CT12 GWhJul 2018Dec 2024 Natural Gas
Ludlow Site 72 - ContiNSTAR Electric CompanyLudlow, MA2 GWhJul 2018Dec 2024 Solar
Pittsfield 44 - M&W PVNSTAR Electric CompanyPittsfield, MA2 GWhJul 2018Dec 2024 Solar
Lee Site 31 SolarNSTAR Electric CompanyLee, MA2 GWhJul 2018Apr 2024 Solar
Kearsarge GBKearsarge GB LLCGreat Barrington, MA3 GWhJul 2018Dec 2024 Solar
Brattleboro (Windham Landfill)Greenbacker Renewable Energy CorporationBrattleboro, VT7 GWhJul 2018Dec 2024 Solar
Bullock Road Solar 1Bullock Road Solar 1, LLCFreetown, MA4 GWhJun 2018Dec 2024 Solar
Ashby Solar, LLC CSGAshby Solar, LLCFitchburg, MA3 GWhJun 2018Dec 2024 Solar
DudleyAMP MA DudleyDudley, MA4 GWhJun 2018Dec 2024 Solar
Town of BranfordTesla Inc.Branford, CT2 GWhMay 2018Dec 2024 Solar
Plymouth SolarNSTAR Electric CompanyPlymouth, MA1 GWhMay 2018Dec 2024 Solar
Digital FairfieldBloom EnergyTrumbull, CT10 GWhMay 2018Jun 2024 Natural Gas
Kearsarge MontagueKearsarge Montague LLCMontague, MA7 GWhMay 2018Dec 2024 Solar
Middleton Solar ParkHG Solar Development, LLCMiddleton, MA7 GWhMay 2018Dec 2024 Solar
SELCO Community SolarMassachusetts Mun Wholes Electric CoShrewsbury, MA5 GWhMay 2018Dec 2024 Solar
Lilly LaneLSE Chamaeleon LLCCharlton, MA2 GWhMay 2018Dec 2024 Solar
Sturbridge BarnLSE Ara LLCCharlton, MA2 GWhMay 2018Dec 2024 Solar
CPV Towantic Energy CenterCPV Towantic, LLCOxford, CT5 TWhApr 2018Sep 2025 Natural Gas
Salem Harbor Power Development LPSalem Harbor Power Development LPSalem, MA2 TWhApr 2018Sep 2025 Natural Gas
Stafford St 2 Community SolarStafford St Solar 2, LLCLecister, MA4 GWhApr 2018Dec 2024 Solar
Ticket Network South WindsorPowerflexSouth Windsor, CT2 GWhApr 2018Dec 2024 Solar
Joe JennyAMP MA Joe JennyOxford, MA2 GWhApr 2018Dec 2024 Solar
Corbin Russwin Phase 3 BerlinPowerflexBerlin, CT2 GWhMar 2018Dec 2024 Solar
Boutillier Solar, LLC CSG38 Degrees North, LLCLeicester, MA5 GWhMar 2018Dec 2024 Solar
Fusion Solar Center LLCFusion Solar Centre, L.L.CBaltic, CT40 GWhFeb 2018Sep 2025 Solar
Belchertown Renewables Community SolarBelchertown Renewables, LLCBelchertown, MA6 GWhFeb 2018Dec 2024 Solar
Theodore Drive Community SolarTheodore Drive Solar, LLCWestminster, MA2 GWhFeb 2018Dec 2024 Solar
Town of Rocky Hill PV CSGTesla Inc.Rocky Hill, CT5 GWhFeb 2018Dec 2024 Solar
MA Solar Storage 1 HybridOrigis Energy USA, IncSterling, MA1 GWhFeb 2018Dec 2024 Solar
Town of Otis Wind Energy ProjectTown of OtisOtis, MA3 GWhFeb 2018Dec 2023 Wind
Franklin Solar (CT)Ecos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar
Wilson Solar (CT)Ecos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar
Hamilton SolarEcos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar
Adams SolarEcos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar
Griffin Road Solar, LLC CSGGriffin Road Solar, LLCCharlton, MA3 GWhFeb 2018Dec 2024 Solar
Barre Solar III LLCAES Distributed EnergyBarre, MA1 GWhFeb 2018Dec 2024 Solar
Becton CanaanDG Northeast 1, LLCNorth Canaan, CT3 GWhFeb 2018Dec 2024 Solar
Greene County Meter #1Tesla Inc.Cairo, NY2 GWhJan 2018Dec 2024 Solar
ALDI DC 2PowerflexSouth Windsor, CT1 GWhJan 2018Dec 2024 Solar
Jefferson Solar (CT)Ecos Energy LLCLebanon, CT2 GWhDec 2017Dec 2024 Solar
West Water StreetCity of TauntonTaunton, MA2 GWhDec 2017Dec 2024 Distillate Fuel Oil
Kearsarge GillKearsarge Gill LLCGill, MA3 GWhDec 2017Dec 2024 Solar
Deerfield CSG SolarMN8 Energy LLCDeerfield, MA6 GWhNov 2017Dec 2024 Solar
Stafford St Solar 1 CSGStafford St Solar 1, LLCLeicester, MA4 GWhNov 2017Dec 2024 Solar
Stafford St Solar 3 CSGStafford St Solar 3, LLCLeicester, MA2 GWhNov 2017Dec 2024 Solar
Deerfield Wind LLCAvangrid Power LLCSearsburg, VT95 GWhNov 2017Sep 2025 Wind
Sampson Road Community SolarSampson Road Solar, LLCCharlton, MA3 GWhNov 2017Dec 2024 Solar
Next Generation Solar FarmCypress Creek RenewablesNew Haven, VT4 GWhNov 2017Dec 2024 Solar
Ashby Duffy CSG Solar FarmLSE Cassiopeia LLCAshby, MA3 GWhNov 2017Dec 2024 Solar
CED FosterConsolidated Edison Development Inc.Foster, RI3 GWhNov 2017Sep 2025 Solar
WED Kingstown Solar I, LLC - WestCleanCapital HoldingsRichmond, RI2 GWhNov 2017Dec 2024 Solar
WED Stilson SolarCleanCapital HoldingsRichmond, RI3 GWhNov 2017Dec 2024 Solar
WED Kingstown Solar I - East ArrayCleanCapital HoldingsWashington, RI5 GWhNov 2017Dec 2024 Solar
DG Webster LLC CSGDG Webster, LLCWebster, MA2 GWhNov 2017Dec 2024 Solar
Onyx - Pembroke Landfill SolarOnyx Asset Services GroupPembroke, MA3 GWhNov 2017Dec 2024 Solar
Kearsarge WilmingtonKearsarge Wilmington LLCWilmington, MA2 GWhNov 2017Dec 2024 Solar
Ajax Solar, LLC (MA)Green Street Power PartnersWest Bridgewater, MA4 GWhNov 2017Dec 2024 Solar
St. Joseph's Solar, LLC CSG38 Degrees North, LLCCharlton, MA2 GWhNov 2017Dec 2024 Solar
Blair Wire Village Solar, LLC CSG38 Degrees North, LLCSpencer, MA2 GWhNov 2017Dec 2024 Solar
ISM Solar Dighton 2, LLC CSG38 Degrees North, LLCDighton, MA4 GWhNov 2017Dec 2024 Solar
Woodchuck Solar, LLC CSG38 Degrees North, LLCSpencer, MA2 GWhNov 2017Dec 2024 Solar
Palombo Solar, LLC CSG38 Degrees North, LLCUxbridge, MA3 GWhNov 2017Dec 2024 Solar
Palombo B Solar, LLC CSG38 Degrees North, LLCUxbridge, MA2 GWhNov 2017Dec 2024 Solar
Pittsfield Solar LLCPittsfiled Solar LLCPittsfield, ME17 GWhNov 2017Dec 2024 Solar
MendonBWC Box Pond LLCMendon, MA4 GWhNov 2017Dec 2024 Solar
Webster SolarWebster Solar, LLCWebster, MA1 GWhNov 2017Dec 2024 Solar
Norcap SouthLSE Coma Berenices LLCEast Windsor, CT4 GWhNov 2017Dec 2024 Solar
Norcap NorthLSE Canes Venatici LLCEast Windsor, CT3 GWhNov 2017Dec 2024 Solar
Canton Mountain WindCPV Canton Mountain Wind LLCCanton, ME51 GWhOct 2017Dec 2024 Wind
DDR Shoppers WorldAltus Power America Management, LLCFramingham, MA2 GWhOct 2017Dec 2024 Solar
Northampton Landfill Solar PVAmeresco Glendale Road Solar PV LLCNorthampton, MA4 GWhOct 2017Dec 2024 Solar
VEC Magee Hill SolarSoCore Energy LLCHinesburgh, VT2 GWhOct 2017Dec 2024 Solar
BWC Wading River One, Two, Three CSGAmeresco BWC Wading River LLCMendon, MA5 GWhOct 2017Dec 2024 Solar
Elizabeth Mines Solar 1Elizabeth Mines Solar 1, LLCSo. Strafford, VT7 GWhOct 2017Dec 2024 Solar
Onyx - Brockton Thatcher Landfill SolarOnyx Asset Services GroupBrockton, MA5 GWhOct 2017Dec 2024 Solar
RandolphAltus Power America Management, LLCRandolph, MA6 GWhOct 2017Dec 2024 Solar
Syncarpha Hancock I CSGSyncarpha Hancock I, LLCHancock, MA3 GWhOct 2017Dec 2024 Solar
Syncarpha Hancock II CSGSyncarpha Hancock II, LLCHancock, MA3 GWhOct 2017Dec 2024 Solar
Syncarpha Hancock III CSGSyncarpha Hancock III, LLCPittsfield, MA2 GWhOct 2017Dec 2024 Solar
East Bridgewater SolarAltus Power America Management, LLCEast Bridgewater, MA3 GWhOct 2017Dec 2024 Solar
Cherry Valley Solar, LLC CSG38 Degrees North, LLCLeicester, MA2 GWhOct 2017Dec 2024 Solar
Incom Solar, LLC CSG38 Degrees North, LLCCharlton, MA4 GWhOct 2017Dec 2024 Solar
JH Solar, LLC CSG38 Degrees North, LLCNorth Brookfield, MA2 GWhOct 2017Dec 2024 Solar
Dudley River 3 Solar, LLC CSG38 Degrees North, LLCSouthbridge, MA2 GWhOct 2017Dec 2024 Solar
Dudley River 2 Solar, LLC CSG38 Degrees North, LLCSouthbridge, MA2 GWhOct 2017Dec 2024 Solar
Dudley River Solar, LLC CSG38 Degrees North, LLCSouthbridge, MA2 GWhOct 2017Dec 2024 Solar
Ledeaux Solar, LLC CSG38 Degrees North, LLCNorth Brookfield, MA1 GWhOct 2017Dec 2024 Solar
NolanLSE Crater LLCGreat Barrington, MA2 GWhOct 2017Dec 2024 Solar
Truck StopLSE Corona Austrina LLCWest Stockridge, MA3 GWhOct 2017Dec 2024 Solar

Surrounding Balancing Authorities

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