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 801 to 900 of 1,367
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Palmer LandfillSyncarpha Bondsville, LLCPalmer, MA6 GWhNov 2016Dec 2025 Solar
Chester Solar FarmKearsarge Solar LLCChester, MA6 GWhMay 2014Dec 2025 Solar
1519 Crandall Road1519 Crandall Road LLCTiverton, RI6 GWhNov 2020Dec 2025 Solar
Fitchburg RenewablesFitchburg Renewables, LLCFitchburg, MA6 GWhFeb 2020Dec 2025 Solar
GD Richmond Beaver River I LLCGD Richmond Beaver River I LLCRichmond, RI6 GWhMar 2025Dec 2025 Solar
Dairy FarmGreenbacker Renewable Energy CorporationAnson, ME6 GWhSep 2024Dec 2025 Solar
Bolton FallsGreen Mountain Power CorpDuxbury, VT6 GWhOct 1986Dec 2025 Water
Acushnet AD MakepeaceCleanCapital HoldingsWareham, MA6 GWhJun 2012Dec 2025 Solar
GD Johnson Scituate I, LLCGD Johnson Scituate I, LLCCranston, RI6 GWhNov 2021Dec 2025 Solar
Brattleboro (Windham Landfill)Altus Power America Management, LLCBrattleboro, VT6 GWhJul 2018Dec 2025 Solar
ZPD-PT Solar Project 2017-006 LLC HybridAES Distributed EnergyWarren, MA6 GWhJun 2021Dec 2025 Solar
Williams RdAES Distributed EnergyRansomville, NY6 GWhAug 2021Dec 2025 Solar
Dresser Hill CSGDresser Hill Solar, LLCSouthbridge, MA6 GWhDec 2020Dec 2025 Solar
NL MA - CopicutStandard SolarFreetown, MA6 GWhMay 2025Dec 2025 Solar
GSPP Boxborough Littleton (MA)CleanCapital HoldingsBoxborough, MA6 GWhDec 2018Dec 2025 Solar
Adams Grove SolarSoCore Energy LLCAdams, MA6 GWhAug 2022Dec 2024 Solar
ShakerNautilus Solar SolutionsGray, ME6 GWhJun 2022Dec 2025 Solar
Orono Hydro StationBrookfield Black Bear Hydro, LLCOrono, ME6 GWhDec 2008Dec 2025 Water
CaribouAltus Power America Management, LLCCaribou, ME6 GWhJul 2023Dec 2025 Solar
Caribou SolarSoCore Energy LLCCaribou, ME6 GWhNov 2024Dec 2025 Solar
Dynamic - Glenburn Broadway One (CSG)Altus Power America Management, LLCGlenburn, ME6 GWhOct 2024Dec 2025 Solar
TPE RI WA1 SolarTPE RI WA1, LLCWarren, RI6 GWhMay 2024Dec 2025 Solar
Lebanon CSG LLCDimension Energy LLCLebanon, ME6 GWhNov 2024Dec 2025 Solar
Upper Blackstone (MA) Treasure ValleyNexamp Treasure Valley Solar, LLCRutland, MA6 GWhJun 2014Dec 2025 Solar
Cape Cod Air Force Station - 6 SWSUS Space ForceSagamore, MA6 GWhDec 2013May 2026 Wind
Belchertown Renewables Community SolarBelchertown Renewables, LLCBelchertown, MA6 GWhFeb 2018Dec 2025 Solar
Barefoot SolarMadison Energy Investments LLCFairfield, ME6 GWhNov 2022Dec 2025 Solar
CanaanCentral Rivers Power NH, LLCCanaan, VT6 GWhJul 1927Dec 2025 Water
Dynamic - Exeter Solar CSGAltus Power America Management, LLCExeter, ME6 GWhAug 2024Dec 2025 Solar
HooksettCentral Rivers Power NH, LLCHooksett, NH6 GWhJul 1927Dec 2025 Water
Broadway Solar (CSG)NextGrid Bitterbush, LLCBangor, ME6 GWhAug 2023Dec 2025 Solar
Marston Mills SolarSoCore Energy LLCMarstons Mills, MA6 GWhNov 2021Dec 2025 Solar
GMP Solar - WillistonGreen Mountain Power CorpWilliston, VT6 GWhOct 2016May 2026 Solar
Sunpin BlandfordBlandford Sun, LLCSouthwick, MA6 GWhMay 2020Dec 2025 Solar
GlenGreen Mountain Power CorpRutland, VT6 GWhJul 1920Dec 2025 Water
Merrill Road SolarNextGrid Mangrove, LLCLewiston, ME6 GWhFeb 2022Dec 2025 Solar
RavenbrookCaptona Ravenbrook LLCCarver, MA6 GWhNov 2013Dec 2025 Solar
Bolton PVAES Distributed EnergyBolton, MA6 GWhNov 2013Dec 2025 Solar
Freetown SolarMass Solar, LLCFreetown, MA6 GWhFeb 2015Dec 2025 Solar
Knapp West(CSG)AES Distributed EnergyAkron, NY6 GWhNov 2021Dec 2025 Solar
DartmouthMass Solar, LLCDartmouth, MA6 GWhMar 2014Dec 2025 Solar
Ashland SolarCitizens Enterprises CorporationAshland, MA6 GWhNov 2019Dec 2025 Solar
ShafferCD US Solar MT3, LLCBillerica, MA6 GWhAug 2014Dec 2025 Solar
Syncarpha FreetownMarie's Way Solar I, LLCFreetown, MA6 GWhOct 2016Dec 2025 Solar
MEVS Clark LLCMEVS Clark LLCBingham, ME6 GWhSep 2023Dec 2025 Solar
North GorhamBrookfield White Pine Hydro LLCGorham, ME6 GWhDec 1924Dec 2025 Water
Smith College Central Heating PlantThe Trustees of Smith CollegeNorthampton, MA6 GWhSep 2008Dec 2025 Natural Gas
CED Northampton Solar LLC HybridRWE Clean EnergyNorthampton, MA6 GWhNov 2019Dec 2025 Solar
East Windsor Solar OneDG Connecticut III, LLCEast Windsor, CT6 GWhNov 2021Sep 2025 Solar
GenConn Middletown LLCGenConn Middletown LLCMiddletown, CT6 GWhMay 2011Dec 2025 Kerosene : 77.4% Natural Gas : 22.6%
Hartland SolarMadison Energy Holdings LLCHartland, ME7 GWhNov 2021Dec 2025 Solar
Church Hill Road Augusta Solar, LLCREA Investments, LLCAugusta, ME7 GWhJan 2022Dec 2025 Solar
GSPP 126 Little Bow Rd S, LLCGreen Street Power PartnersGouverneur, NY7 GWhNov 2023Dec 2025 Solar
Kearsarge MontagueKearsarge Montague LLCMontague, MA7 GWhMay 2018Dec 2025 Solar
MA CS Uxbridge Community SolarMA CS Uxbridge, LLCUxbridge, MA7 GWhJan 2023Dec 2025 Solar
Kearsarge Concord IIKearsarge Concord II LLCConcord, MA7 GWhDec 2016Dec 2025 Solar
NBC Field's Point Wind FarmNarragansett Bay CommissionProvidence, RI7 GWhSep 2012May 2026 Wind
Town of Burrillville Solar CSGStandard SolarBurrillville, RI7 GWhSep 2020Dec 2025 Solar
BWC Gibbs BrookBWC Gibbs Brook, LLCWareham, MA7 GWhNov 2018Dec 2025 Solar
International Paper Woronoco MillEagle Creek Renewable Energy, LLCWoronoco, MA7 GWhDec 1912Dec 2025 Water
Gorham Solar 1 (CSG)CleanCapital HoldingsGorham, ME7 GWhOct 2023Dec 2025 Solar
MA BlackstoneCatalyze Blackstone 83 Federal Street Microgrid, LLCBlackstone, MA7 GWhJun 2022Dec 2025 Solar
CES Agawam Tuckahoe Solar HybridCES Agawam Tuckahoe Solar LLCAgawam, MA7 GWhNov 2021Dec 2025 Solar
Maple(CSG)Maple Street Solar 1, LLCBellingham, MA7 GWhOct 2021Dec 2024 Solar
Dynamic - Wales Leeds Junction Road (CSG)Altus Power America Management, LLCWales, ME7 GWhOct 2024Dec 2025 Solar
Pembroke HydroEagle Creek Renewable Energy, LLCSuncook, NH7 GWhNov 1985Dec 2025 Water
Manville Hill Road SolarManville Hill Road Solar LLCCumberland, RI7 GWhApr 2021Dec 2025 Solar
GMP Solar/Storage-Essex HybridGreen Mountain Power CorpEssex, VT7 GWhAug 2019May 2026 Solar
Unity SolarMadison Energy Holdings LLCUnity, ME7 GWhNov 2021Dec 2025 Solar
Breckenridge SolarBreckenridge Street Solar 1, LLCPalmer, MA7 GWhOct 2020Dec 2024 Solar
GSPP 126 Little Bow Rd N, LLCGreen Street Power PartnersGouverneur, NY7 GWhNov 2023Dec 2025 Solar
Elizabeth Mines Solar 1Elizabeth Mines Solar 1, LLCSo. Strafford, VT7 GWhOct 2017Dec 2025 Solar
Milo CSGMilo CSG, LLCMilo, ME7 GWhJan 2022Dec 2025 Solar
GMP Solar - WilliamstownGreen Mountain Power CorpWilliamstown, VT7 GWhNov 2016May 2026 Solar
Old Wardour SolarNuGen Capital ManagementEast Brookfield, MA7 GWhDec 2015Dec 2025 Solar
Vuelta SolarNuGen Capital ManagementEast Brookfield, MA7 GWhDec 2015Dec 2025 Solar
Kearsarge WesterlyKearsarge Westerly LLCWesterly, RI7 GWhNov 2020Dec 2025 Solar
Lewiston Junction Road SolarNextGrid Peppertree, LLCPoland, ME7 GWhDec 2021Dec 2025 Solar
Middleton Solar ParkNovis Renewables, LLCMiddleton, MA7 GWhMay 2018Dec 2024 Solar
Messalonskee 2 (Oakland)Messalonskee Stream Hydro LLCOakland, ME7 GWhDec 1923Dec 2025 Water
Westport Stone & Sand Solar (CSG)AES Clean EnergyWestport, MA7 GWhFeb 2024Dec 2025 Solar
OverlookWestbound Solar 3, LLCWestminster, MA7 GWhFeb 2023Dec 2025 Solar
Nutting Ridge Solar, LLCREA Investments, LLCOtisfield, ME7 GWhMay 2023Dec 2025 Solar
DG Crystal Spring CSGDG Crystal Spring LLCMattapoisett, MA7 GWhJun 2017Dec 2025 Solar
3232 Batavia Solar3232 Batavia Solar, LLCBatavia, NY7 GWhFeb 2021Dec 2025 Solar
Solten Plainville 6000, LLCAltus Power America Management, LLCPlainville, MA7 GWhJul 2017Dec 2025 Solar
White Brook Renewables PVWhite Brook Renewables LLCWest Greenwich, RI7 GWhNov 2024Dec 2025 Solar
MM Taunton EnergyMM Taunton Energy LLCTaunton, MA7 GWhAug 1997Dec 2025 Landfill Gas
McDougle-Mitchell Solar Project Hybrid CAES Distributed EnergyCharlton, MA7 GWhJul 2020Dec 2025 Solar
GMP Solar - HartfordGreen Mountain Power CorpHartford, VT7 GWhNov 2016May 2026 Solar
Raffia Road Solar ProjectNJR Clean Energy Ventures CorporationEnfield, CT7 GWhNov 2024Dec 2025 Solar
Hunt Road SolarCitizens Enterprises CorporationAmesbury, MA7 GWhNov 2016Dec 2025 Solar
Mass Midstate Solar 2Evergreen Wind, LLCWarren, MA7 GWhApr 2014Dec 2025 Solar
Goose Pond SolarLSE Dorado, LLCSouthwick, MA7 GWhDec 2019Dec 2025 Solar
New Bedford (MA) PlymouthBWC Origination 4, LLCPlymouth, MA7 GWhJun 2014Dec 2025 Solar
GMP Solar/Storage-Milton HybridGreen Mountain Power CorpMilton, VT7 GWhAug 2019May 2026 Solar
Amaterasu LLCAES Distributed EnergyLancaster, MA7 GWhMay 2021Dec 2025 Solar
CCSU Fuel Cell ProjectNew Britain Renewable Energy, LLCNew Britain, CT7 GWhMar 2012Dec 2025 Natural Gas
Swaggertown Solar IIGreen Street Power PartnersGlenville, NY7 GWhAug 2024Dec 2025 Solar
DusenberryAES Distributed EnergyTroy, NY7 GWhNov 2021Dec 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