ISO New England

Balancing Authority Summary Information

ISO New England is ranked #14 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 Jul 2025
Annual Generation 103.8 TWh
Power Plants1,561
Utilities814
Ranked #14 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 | 57.3% Nuclear | 24.5% Water | 6% Other Fuel | 4.5% Wind | 3.7% Solar | 1.4% Coal | 0.3%

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Daily Net Generation for ISO New England for the past 3 Years

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List of All ISO New England Power Plants

Displaying Results 401 to 500 of 1,270
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Covanta Southeastern Connecticut CompanyCovanta Southeastern Connecticut CompanyPreston, CT113 GWhNov 1991Apr 2025 Non-biogenic Municipal Solid Waste : 54.2% Biogenic Municipal Solid Waste : 44.4% Distillate Fuel Oil : 1.4%
Coventry Photovoltaic, LLCCoventry Photovoltaic, LLCCoventry, VT2 GWhJul 2014Dec 2024 Solar
Manheim New EnglandCox EnterprisesNorth Dighton, MA2 GWhNov 2012Dec 2024 Solar
Beaver Ridge WindCPV Beaver Ridge Wind LLCFreedom, ME10 GWhOct 2008Dec 2024 Wind
Canton Mountain WindCPV Canton Mountain Wind LLCCanton, ME51 GWhOct 2017Dec 2024 Wind
Saddleback Ridge Wind FarmCPV Saddleback Ridge Wind, LLCCarthage, ME83 GWhNov 2014Dec 2024 Wind
Spruce Mountain WIndCPV Spruce Mountain Wind LLCBryant Pond, ME54 GWhNov 2011Dec 2024 Wind
CPV Towantic Energy CenterCPV Towantic, LLCOxford, CT5 TWhApr 2018Apr 2025 Natural Gas
Cranberry Highway Solar LLCCranberry Highway Solar, LLCWareham, MA2 GWhFeb 2021Dec 2024 Solar : 99.2% Electricity used for energy storage : 0.8%
Cream Street SolarCream Street Solar, LLCHyde Park, NY4 GWhNov 2020Dec 2024 Solar
Open View Solar FarmCross Pollination IncNew Haven, VT3 GWhAug 2013Dec 2024 Solar
State Street Solar LLCCVI CleanCapital Solar 1 LLCPalmer, MA1 GWhMar 2014Dec 2024 Solar
Williamstown SolarCVI CleanCapital Solar 1 LLCWilliamstown, VT2 GWhNov 2012Dec 2023 Solar
SVEP Solar Project CompanyCVI CleanCapital Solar 1 LLCPownal, VT2 GWhNov 2012Dec 2023 Solar
Leicester One MA Solar LLCCVI CleanCapital Solar 1 LLCLeicester, MA6 GWhDec 2014Dec 2024 Solar
Browne Solar LLCCVI CleanCapital Solar 1 LLCPalmer, MA1 GWhMar 2014Dec 2023 Solar
Indian Hill Solar LLCCVI CleanCapital Solar 1 LLCPalmer, MA2 GWhMar 2014Dec 2024 Solar
Brookfield Solar 2013 LLCCVI CleanCapital Solar 6North Brookfield, MA2 GWhNov 2013Dec 2024 Solar
Morin Solar 2013 LLCCVI CleanCapital Solar 6Warren, MA5 GWhNov 2013Dec 2024 Solar
OxfordCVI CleanCapital Solar 6Oxford, MA4 GWhJun 2014Dec 2024 Solar
WYM 1250 Palmer LLCCVI CleanCapital Solar 6Palmer, MA755 MWhAug 2013Dec 2023 Solar
West Brookfield Solar, LLCCVI CleanCapital Solar 7West Brookfield, MA2 GWhDec 2015Dec 2024 Solar
Saint Albans SolarCypress Creek RenewablesGeorgia, VT8 GWhSep 2018Dec 2024 Solar
Next Generation Solar FarmCypress Creek RenewablesNew Haven, VT4 GWhNov 2017Dec 2024 Solar
Antanavica SolarCypress Creek RenewablesLeicester, MA1 GWhJul 2018Dec 2024 Solar
Danbury Hospital Cogen PlantDanbury HospitalDanbury, CT28 GWhOct 2011Dec 2024 Natural Gas
Dartmouth College Heating PlantDartmouth CollegeHanover, NH10 GWhDec 1969Apr 2025 Residual Fuel Oil
Dartmouth Farms SolarDartmouth Farms Solar, LLCDartmouth, MA4 GWhOct 2017Dec 2024 Solar
Block Island Wind FarmDeepwater Wind Block Island LLCNA, RI91 GWhNov 2016Apr 2025 Wind
Dept of Corrections NCCI WindDept of Corrections NCCI WindGardner, MA6 GWhOct 2013Apr 2025 Wind
Derby Fuel CellDerby Fuel Cell LLCDerby, CT106 GWhDec 2023Dec 2024 Natural Gas
Southington Solar OneDG Connecticut III, LLCSouthington, CT9 GWhJan 2022Dec 2024 Solar
Torrington Solar One, LLCDG Connecticut III, LLCTorrington, CT3 GWhFeb 2021Dec 2024 Solar
East Windsor Solar OneDG Connecticut III, LLCEast Windsor, CT9 GWhNov 2021Dec 2024 Solar
Watertown Solar One, LLCDG Connecticut III, LLCWatertown, CT3 GWhMay 2021Dec 2024 Solar
Bristol Solar One, LLCDG Connecticut III, LLCBristol, CT5 GWhApr 2021Dec 2024 Solar
Burlington Solar 1DG Connecticut III, LLCBurlington, CT6 GWhJan 2022Dec 2024 Solar
DG Crystal Spring CSGDG Crystal Spring LLCMattapoisett, MA7 GWhJun 2017Dec 2024 Solar
DG Dighton LLC CSGDG Dighton, LLCDighton, MA6 GWhJun 2017Dec 2023 Solar
DG Foxborough Elm CSGDG Foxborough Elm LLCFoxborough, MA4 GWhJul 2017Dec 2023 Solar
DG Haverhill CSGDG Haverhill LLCHaverhill, MA2 GWhAug 2017Dec 2024 Solar
Becton CanaanDG Northeast 1, LLCNorth Canaan, CT3 GWhFeb 2018Dec 2024 Solar
DG Tufts Knoll LLC CSGDG Tufts Knoll, LLCNorth Grafton, MA3 GWhJul 2017Dec 2024 Solar
DG Tufts Science LLC CSGDG Tufts Science, LLCNorth Grafton, MA1 GWhJan 2017Dec 2024 Solar
DG Webster LLC CSGDG Webster, LLCWebster, MA2 GWhNov 2017Dec 2023 Solar
Dighton Power PlantDighton Power, LLCDighton, MA358 GWhApr 1999Dec 2023 Natural Gas
Lebanon CSG LLCDimension Energy LLCLebanon, ME64 MWhNov 2024Dec 2024 Solar
Dodge Falls AssociatesDodge Falls Associates LPBath, NH29 GWhNov 1990Dec 2024 Water
MillstoneDominion Energy Nuclear Conn IncWaterford, CT17 TWhNov 1975Apr 2025 Nuclear
Downeast WindDowneast Wind, LLCColumbia, ME51 GWh-Apr 2025 Wind
Downing Parkway SolarDowning Parkway Solar LLCPittsfield, MA3 GWhJun 2015Dec 2024 Solar
Dresser Hill CSGDresser Hill Solar, LLCSouthbridge, MA6 GWhDec 2020Dec 2024 Solar
Dudley Solar CSGDudley Solar, LLCDudley, MA3 GWhJul 2017Dec 2024 Solar
Cellu TissueDunn Paper East Hartford, LLCEast Hartford, CT12 GWhApr 2009Apr 2025 Natural Gas
DWW Solar llDWW Solar ll LLCSimsbury, CT53 GWhNov 2019Apr 2025 Solar
Brookfield Wire CompanyDynamic Energy Solutions, LLCBrookfield, MA2 GWhMay 2016Dec 2024 Solar
Clement Dam Hydro LLCEagle Creek Renewable Energy, LLCTilton, NH9 GWhNov 1984Dec 2024 Water
Anson Abenaki HydrosEagle Creek Renewable Energy, LLCMadison, ME116 GWhDec 1949Dec 2024 Water
Stevens Mills DamEagle Creek Renewable Energy, LLCFranklin, NH6 GWhMay 1982Dec 2024 Water
Indian River HydroEagle Creek Renewable Energy, LLCRussell, MA1 GWhNov 1909Dec 2024 Water
Pepperell Hydro Power PlantEagle Creek Renewable Energy, LLCPepperell, MA4 GWhDec 1919Apr 2025 Water
International Paper Woronoco MillEagle Creek Renewable Energy, LLCWoronoco, MA5 GWhDec 1912Dec 2024 Water
International Paper Jay HydroEagle Creek Renewable Energy, LLCJay, ME7 GWhDec 1911Dec 2024 Water
Otis HydroEagle Creek Renewable Energy, LLCLivermore Falls, ME30 GWhDec 1984Apr 2025 Water
International Paper Riley HydroEagle Creek Renewable Energy, LLCJay, ME18 GWhNov 1981Dec 2024 Water
International Paper Livermore HydroEagle Creek Renewable Energy, LLCLivermore Falls, ME17 GWhDec 1909Dec 2024 Water
Worumbo Hydro StationEagle Creek Renewable Energy, LLCLisbon Falls, ME89 GWhJan 1989Dec 2024 Water
Pembroke HydroEagle Creek Renewable Energy, LLCSuncook, NH7 GWhNov 1985Dec 2024 Water
Newfound HydroelectricEagle Creek Renewable Energy, LLCBristol, NH4 GWhNov 1983Dec 2024 Water
Gregg FallsEagle Creek Renewable Energy, LLCGoffstown, NH9 GWhNov 1985Dec 2024 Water
Ball Mountain HydroEagle Creek Renewable Energy, LLCJamaica, VT61 MWhMar 2016Dec 2024 Water
Lochmere Hydroelectric PlantEagle Creek Renewable Energy, LLCTilton, NH3 GWhNov 1984Dec 2024 Water
East Brookfield Adams Road Solar LLC CSGEast Brookfield Adams Road Solar LLCEast Brookfield, MA7 GWhMay 2021Dec 2023 Solar
Eastern Maine Medical CenterEastern Maine Medical CenterBangor, ME31 GWhSep 2006Apr 2025 Natural Gas
Easthampton CSGEasthampton Park Solar 1, LLCEasthampton, MA4 GWhAug 2020Dec 2024 Solar
Easton CSG 1 LLCEaston CSG 1 LLCEaston, ME5 GWhJan 2024Dec 2024 Solar
Regional Waste SystemsEcomainePortland, ME82 GWhMay 1988Apr 2025 Non-biogenic Municipal Solid Waste : 54.5% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 0.8%
Sydney SolarEcos Energy LLCHampton, CT3 GWhMay 2020Dec 2024 Solar
Dickinson Solar (CT)Ecos Energy LLCHampton, CT3 GWhMay 2020Dec 2024 Solar
Plainfield Solar 2Ecos Energy LLCPlainfield, CT1 GWhMar 2020Dec 2024 Solar
Clinton SolarEcos Energy LLCGriswold, CT2 GWhApr 2021Dec 2024 Solar
Jackson Solar (CT)Ecos Energy LLCGriswold, CT1 GWhNov 2019Dec 2024 Solar
Adams SolarEcos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar
Hamilton SolarEcos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar
Jefferson SolarEcos Energy LLCLebanon, CT2 GWhDec 2017Dec 2024 Solar
Wilson SolarEcos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar
Franklin SolarEcos Energy LLCLebanon, CT2 GWhFeb 2018Dec 2024 Solar
Sherman SolarEcos Energy LLCGriswold, CT1 GWhNov 2019Dec 2024 Solar
Plainfield Solar 1Ecos Energy LLCPlainfield, CT1 GWhDec 2019Dec 2024 Solar
Few SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2024 Solar
Blair SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2024 Solar
Barrow SolarEcos Energy LLCSomers, CT3 GWhMay 2021Dec 2024 Solar
Battle Creek SolarEcos Energy LLCBennington, VT3 GWhSep 2018Dec 2024 Solar
MacKinnon SolarEcos Energy LLCRutland, VT3 GWhJul 2021Dec 2024 Solar
McHenry SolarEcos Energy LLCHampton, CT2 GWhSep 2021Dec 2024 Solar
Sudbury SolarEcos Energy LLCSudbury, VT2 GWhApr 2016Dec 2024 Solar
Madison SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2024 Solar
Gray SolarEcos Energy LLCRutland, VT3 GWhJul 2023Dec 2024 Solar
Park SolarEcos Energy LLCWoodbridge, CT866 MWhNov 2023Dec 2024 Solar
Electric Avenue Lunenburg Solar 1Electric Avenue Lunenburg Solar 1, LLCLunenburg, MA3 GWhNov 2021Dec 2024 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator189.7 TWh2,051
#8Tennessee Valley Authority158.8 TWh204
#10Florida Power & Light Co.149.0 TWh187
#12New York Independent System Operator130.8 TWh1,191
#13Duke Energy Carolinas111.8 TWh565
#14ISO New England103.8 TWh1,561
#16Bonneville Power Administration80.6 TWh163
#17Duke Energy Progress East64.9 TWh558
#18Salt River Project Agricultural Improvement and Power District59.0 TWh48
#19PacifiCorp East58.1 TWh215