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 Jul 2026
Annual Generation 111.1 TWh
Power Plants1,629
Utilities833
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 | 54.9% Nuclear | 25% Wind | 5.1% Water | 4.5% Other Fuel | 4.4% Solar | 1.6% 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 901 to 1,000 of 1,367
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
OxfordCVI CleanCapital Solar 6Oxford, MA3 GWhJun 2014Dec 2025 Solar
MEVS WaterhouseMEVS LLCScarborogh, ME3 GWhNov 2024Dec 2025 Solar
Sampson Road Community SolarSampson Road Solar, LLCCharlton, MA3 GWhNov 2017Dec 2025 Solar
Kearsarge Montague BD(CSG)Kearsarge Montague BD LLCMontague, MA3 GWhOct 2021Dec 2025 Solar
Rail TrailAltus Power America Management, LLCGreat Barrington, MA3 GWhApr 2016Dec 2025 Solar
Carver MA 1 Community SolarNavisun LLCCarver, MA3 GWhAug 2016Dec 2025 Solar
Centaurus Solar - MALSE Centaurus LLCAshland, MA3 GWhOct 2016Dec 2025 Solar
Charlemont AAgilitas Energy, Inc.Charlemont, MA3 GWhAug 2021Dec 2025 Solar
Fairhaven EAgilitas Energy, Inc.Fairhaven, MA3 GWhJul 2021Dec 2025 Solar
Ashby Duffy CSG Solar FarmLSE Cassiopeia LLCAshby, MA3 GWhNov 2017Dec 2025 Solar
Lakeville SolarC2 MA Lakeville, LLCLakeville, MA3 GWhNov 2018Dec 2025 Solar
Seaboard Charlton, LLCNavisun LLCCharlton, MA3 GWhNov 2020Dec 2025 Solar
NaplesNaples Casco Solar 1, LLCNaples, ME3 GWhNov 2021Dec 2025 Solar
Limerick Road Solar FarmLimerick Road Solar, LLCShelburne, VT3 GWhNov 2013Dec 2025 Solar
GSPP Gilman, LLCGreen Street Power PartnersLunenburg, VT3 GWhAug 2018Dec 2025 Solar
Whitcomb Solar FarmERWR Whitcomb Farm Solar LLCEssex Junction, VT3 GWhSep 2014Dec 2025 Solar
Randall Road Solar IIGreen Street Power PartnersBallston Spa, NY3 GWhJun 2024Dec 2025 Solar
ME CDG 004ME CDG 004 LLCBangor, ME3 GWhNov 2024Dec 2025 Solar
GSPP Devens, LLCGreen Street Power PartnersAyer, MA3 GWhDec 2018Dec 2025 Solar
Sydney SolarEcos Energy LLCHampton, CT3 GWhMay 2020Dec 2025 Solar
Lawrence BrookGreenbacker Renewable Energy CorporationMorristown, VT3 GWhNov 2020Dec 2025 Solar
Kearsarge GillKearsarge Gill LLCGill, MA3 GWhDec 2017Dec 2025 Solar
RollinsfordGreen Mountain Power CorpRollinsford, NH3 GWhSep 1986Dec 2025 Water
Cabot HolyokeCity of Holyoke Gas and Elec Dept - (MA)Holyoke, MA3 GWhDec 1892Dec 2025 Water
BWC Swan Pond River CSGBWC Swan Pond River, LLCRehoboth, MA3 GWhNov 2015Dec 2025 Solar
Kearsarge AcushnetKearsarge Acushnet LLCAcushnet, MA3 GWhJan 2020Dec 2025 Solar
ER Center Road Solar, LLCAltus Power America Management, LLCHardwick, VT3 GWhApr 2022Dec 2025 Solar
Scituate PVAES Distributed EnergyScituate, MA3 GWhSep 2013Dec 2025 Solar
Partridge Hill Solar HybridAES Distributed EnergyCharlton, MA3 GWhJun 2020Dec 2025 Solar
Watertown Solar One, LLCDG Connecticut III, LLCWatertown, CT3 GWhMay 2021Dec 2025 Solar
DG Tufts Knoll LLC CSGDG Tufts Knoll, LLCNorth Grafton, MA3 GWhJul 2017Dec 2025 Solar
CES Sterling LLCSunEdison LLCSterling, MA3 GWhJan 2013Dec 2025 Solar
Kearsarge GBKearsarge GB LLCGreat Barrington, MA3 GWhJul 2018Dec 2025 Solar
Cycz Solar Project CSG HybridAES Distributed EnergySpencer, MA3 GWhMay 2020Dec 2025 Solar
Rehoboth SolarCitizens Enterprises CorporationRehoboth, MA3 GWhNov 2013Dec 2025 Solar
Chicopee River SolarCitizens Enterprises CorporationSpringfield, MA3 GWhDec 2014Dec 2025 Solar
Hatfield Renewables Community SolarHatfield Renewables, LLCHatfield, MA3 GWhAug 2017Dec 2025 Solar
Charlotte Solar LLC VTAltus Power America Management, LLCCharlotte, VT3 GWhJun 2014Dec 2025 Solar
Ashby Solar, LLC CSGAshby Solar, LLCFitchburg, MA3 GWhJun 2018Dec 2025 Solar
Bashaw Solar CSG 1, LLCBashaw Solar 1, LLCNewbury, MA3 GWhMar 2017Dec 2025 Solar
Oak Bluffs Diesel Generating FacilityVineyard Reliability LLCOak Bluffs, MA3 GWhDec 1968Sep 2025 Distillate Fuel Oil
Pumpkin HillKEI (Maine) Power Management (II) LLCLowell, ME3 GWhFeb 1987Dec 2025 Water
Savoy Solar PVNSTAR Electric CompanySavoy, MA3 GWhJan 2019Dec 2025 Solar
Kearsarge 100 Sohier RdKearsarge Beverly LLCBeverly, MA3 GWhApr 2023Dec 2025 Solar
West Davisville SolarAltus Power America Management, LLCNorth Kingstown, RI3 GWhNov 2013Dec 2025 Solar
WED Stilson SolarCleanCapital HoldingsRichmond, RI3 GWhNov 2017Dec 2025 Solar
Clarendon Solar FarmClarendon Solar Farm, LLCNorth Clarendon, VT3 GWhJun 2014Dec 2025 Solar
Chittenden County Solar PartnersChittenden County Solar Partners LLCSouth Burlington, VT3 GWhApr 2011Dec 2024 Solar
North Haven Solar OneNorth Haven Solar One, LLCNorth Haven, CT3 GWhFeb 2024Dec 2025 Solar
Shirley WaterAltus Power America Management, LLCShirley, MA3 GWhJul 2016Dec 2025 Solar
Hopkinton CSGAltus Power America Management, LLCHopkinton, MA3 GWhMar 2019Dec 2025 Solar
Curtis Hill Solar CSGCCC Solar Holdings LLCCharlton, MA3 GWhSep 2016Dec 2024 Solar
ME CDG 005ME CDG 005 LLCVeazie, ME3 GWhNov 2024Dec 2025 Solar
Wareham MA 1 Community SolarNavisun LLCWareham, MA3 GWhAug 2016Dec 2025 Solar
Ayers Village SolarAltus Power America Management, LLCMethuen, MA3 GWhMay 2014Dec 2025 Solar
Easthampton Landfill-City of EasthamptonCleanCapital HoldingsEasthampton, MA3 GWhMay 2012Dec 2025 Solar
WED Coventry 1WED Coventry One, LLCCoventry, RI3 GWhSep 2016Dec 2025 Wind
Truck StopLSE Corona Austrina LLCWest Stockridge, MA3 GWhOct 2017Dec 2024 Solar
A Street 2Captona A Street 2 Johnston LLCJohnston, RI3 GWhNov 2018Dec 2025 Solar
Dudley Solar CSGDudley Solar, LLCDudley, MA3 GWhJul 2017Dec 2025 Solar
Syncarpha Halifax Hybrid CSGSyncarpha Halifax, LLCHalifax, MA3 GWhNov 2020Dec 2025 Solar
Hurteau Solar Project HybridAES Distributed EnergyUxbridge, MA3 GWhFeb 2020Dec 2025 Solar
KS Solar Six LLCKearsarge Solar LLCHubbardston, MA3 GWhNov 2013Dec 2025 Solar
Hinsdale Solar PVNSTAR Electric CompanyHinsdale, MA3 GWhDec 2018Dec 2025 Solar
Ottauquechee HydroGreen Mountain Power CorpN. Hartland, VT3 GWhMar 1983Dec 2025 Water
Syncarpha Hancock II CSGSyncarpha Hancock II, LLCHancock, MA3 GWhOct 2017Dec 2025 Solar
ER Salvage YardAltus Power America Management, LLCMorrisville, VT3 GWhOct 2021Dec 2025 Solar
Open View Solar FarmCross Pollination IncNew Haven, VT3 GWhAug 2013Dec 2025 Solar
Weston Landfill SolarAmeresco, Inc - WestonWeston, MA3 GWhFeb 2016Dec 2025 Solar
Winchendon Landfill SolarOnyx Asset Services GroupWinchendon, MA3 GWhSep 2018Dec 2024 Solar
Harbor Road Solar 1Harbor Road Solar 1, LLCCheshire, MA3 GWhNov 2021Dec 2025 Solar
CED FosterRWE Clean EnergyFoster, RI3 GWhNov 2017May 2026 Solar
UMass PV Lot 22RWE Clean EnergyAmherst, MA3 GWhAug 2022Dec 2025 Solar
WED NK GreenWED NK Green LLCNorth Kingstown, RI3 GWhFeb 2012Dec 2025 Wind
Lisbon Street SolarNextGrid Cliffrose, LLCLewiston, ME3 GWhMar 2022Dec 2025 Solar
Falmouth 2 SolarCitizens Enterprises CorporationFalmouth, MA3 GWhAug 2021Dec 2025 Solar
CTGB OsbornTotalEnergies Renewables USA LLCSomers, CT3 GWhNov 2024Dec 2025 Solar
GMP Solar - RichmondGreen Mountain Power CorpRichmond, VT3 GWhSep 2016May 2026 Solar
Gardner Solar 1Gardner Solar 1, LLCGardner, MA3 GWhApr 2014Dec 2025 Solar
Syncarpha Hancock I CSGSyncarpha Hancock I, LLCHancock, MA3 GWhOct 2017Dec 2025 Solar
Pine Hill WestportGreenbacker Renewable Energy CorporationWestport, MA3 GWhMay 2025Dec 2025 Solar
Seaboard Oxford, LLCNavisun LLCOxford, MA3 GWhJul 2020Dec 2025 Solar
Coventry Photovoltaic, LLCCoventry Photovoltaic, LLCCoventry, VT3 GWhJul 2014Dec 2025 Solar
WED Coventry 4WED Coventry Four, LLCCoventry, RI3 GWhJul 2016Dec 2025 Wind
Skyway Avenue Solar FarmREA Investments, LLCFrenchville, ME3 GWhFeb 2024Dec 2025 Solar
RGS-Rutland VNM SREC II Project (MA)TerraForm Solar XVII, LLCRutland, MA3 GWhOct 2015Dec 2025 Solar
IKEA New Haven Rooftop PV & Fuel CellIKEA Property IncNew Haven, CT3 GWhJun 2012Dec 2025 Natural Gas : 71.5% Solar : 28.5%
CED Westfield Solar, LLCRWE Clean EnergyWestfield, MA3 GWhJul 2016Dec 2025 Solar
Barrett Farm Solar - Phase IOnyx Asset Services GroupThompson, CT3 GWhSep 2017Dec 2024 Solar
Pittsfield HydroKEI (Maine) Power Management (II) LLCBurnham, ME3 GWhJun 1986Dec 2025 Water
Integrys MA Solar, LLC - Ashburnham SiteIntegrys MA Solar, LLCAshburnham, MA3 GWhNov 2013Dec 2025 Solar
Winchendon SolarAltus Power America Management, LLCWinchendon, MA3 GWhMar 2014Dec 2025 Solar
GD West Greenwich Victory I, LLCCleanCapital HoldingsWest Greenwich, RI3 GWhNov 2019Dec 2025 Solar
Richmond HillGreenbacker Renewable Energy CorporationRichmond, ME3 GWhNov 2023Dec 2025 Solar
Technology Drive SolarRWE Clean EnergyBrattleboro, VT3 GWhAug 2014Dec 2025 Solar
Greenfield Solar PVNSTAR Electric CompanyGreenfield, MA3 GWhDec 2018Dec 2025 Solar
Alexander Road SolarRPNY Solar 7, LLCBatavia, NY3 GWhJun 2024Dec 2025 Solar
Fairview Farms SolarNuGen Capital ManagementWhately, MA3 GWhMay 2014Dec 2025 Solar
Hadley 3 Solar (North)Hadley 3 Solar, LLC (North)Hadley, MA3 GWhNov 2019Dec 2025 Solar
Hadley 2 Solar, LLC CSGHadley 2 Solar, LLCHadley, MA3 GWhNov 2016Dec 2025 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator169.4 TWh2,135
#9Tennessee Valley Authority163.4 TWh207
#10Florida Power & Light Co.152.2 TWh187
#12New York Independent System Operator134.3 TWh1,299
#13Duke Energy Carolinas112.6 TWh577
#15ISO New England111.1 TWh1,629
#16Bonneville Power Administration91.6 TWh167
#17Duke Energy Progress East64.5 TWh565
#18PacifiCorp East60.9 TWh222
#19Salt River Project Agricultural Improvement and Power District60.3 TWh49