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 | 57.2% Nuclear | 24.5% Water | 6.2% Other Fuel | 4.5% Wind | 3.7% Solar | 1.4% 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 301 to 400 of 1,270
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
SidneyNautilus Solar SolutionsSidney, ME2 GWhApr 2023Dec 2024 Solar
Billings RoadGreenbacker Renewable Energy CorporationHardwick, VT2 GWhOct 2021Dec 2024 Solar
GenConn Devon LLCGenConn Devon LLCMilford, CT2 GWhMay 2010Dec 2023 Kerosene : 96.0% Natural Gas : 4.0%
Douglas Pike Solar, LLCNavisun LLCBurrillville, RI2 GWhMay 2023Dec 2023 Solar
Scituate WindScituate Wind LLCScituate, MA2 GWhFeb 2012Dec 2024 Wind
BWC Pocasset RiverBWC Pocasset River, LLCWareham, MA2 GWhNov 2018Dec 2024 Solar
Norton Landfill SolarCitizens Enterprises CorporationNorton, MA2 GWhDec 2016Dec 2024 Solar
Kenmare - Mansfield Branch StreetMN8 Energy LLCMansfield, MA2 GWhMay 2017Dec 2024 Solar
ASD Cotuit MA Solar LLCASD Cotuit MA Solar LLCSandwich, MA2 GWhOct 2023Dec 2024 Solar
Smith & Wesson at Springfield MA PVLuminace Solar Massachusetts, LLCSpringfield, MA2 GWhJun 2017Dec 2024 Solar
301 Chestnut Solar NGNuGen Capital ManagementEast Longmeadow, MA2 GWhMar 2017Dec 2024 Solar
MA-Dighton-AMA CS Dighton, LLCDighton, MA2 GWhMay 2024Dec 2024 Solar
Berkshire 1PPS Berkshire Solar LLCSheffield, MA2 GWhNov 2011Dec 2024 Solar
Redman North Community SolarAES Distributed EnergyBrockport, NY2 GWhJan 2022Aug 2024 Solar
Platt HillLSE Pictor LLCWinchester, CT2 GWhDec 2021Dec 2024 Solar
Oakdale Power StationMassachusetts Water Res AuthWest Boylston, MA2 GWhApr 1951Dec 2024 Water
Manheim New EnglandCox EnterprisesNorth Dighton, MA2 GWhNov 2012Dec 2024 Solar
WED NK GreenWED NK Green LLCNorth Kingstown, RI2 GWhFeb 2012Dec 2024 Wind
Joe JennyAMP MA Joe JennyOxford, MA2 GWhApr 2018Dec 2024 Solar
Barton Solar FarmBarton Solar, LLCBarton, VT2 GWhOct 2014Dec 2023 Solar
WED Coventry 1WED Coventry One, LLCCoventry, RI2 GWhSep 2016Dec 2024 Wind
BWC Swan Pond River CSGBWC Swan Pond River, LLCRehoboth, MA2 GWhNov 2015Dec 2023 Solar
Town of Ware - Canadian Tree(CSG)MA CS Ware West, LLCWare, MA2 GWhNov 2021Dec 2024 Solar
Blackstone/TupperwareBlackstone Hydro Inc.North Smithfield, RI2 GWhDec 1980Apr 2025 Water
Stow PVAES Distributed EnergyStow, MA2 GWhNov 2013Dec 2024 Solar
Park StGreenbacker Renewable Energy CorporationRutland, VT2 GWhNov 2014Dec 2024 Solar
Theodore Drive Community SolarTheodore Drive Solar, LLCWestminster, MA2 GWhFeb 2018Dec 2024 Solar
Orange County Solar Farm (NY)Tesla Inc.Goshen, NY2 GWhApr 2017Dec 2024 Solar
Dynamic Energy CT STAGMilford Pepes Farm Road Solar LLCMilford, CT2 GWhJul 2023Dec 2024 Solar
Westborough Solar LLCSunRay Power LLCWestborough, MA2 GWhMar 2014Dec 2024 Solar
Brookfield Solar 2013 LLCCVI CleanCapital Solar 6North Brookfield, MA2 GWhNov 2013Dec 2024 Solar
Ludlow Site 72 - ContiNSTAR Electric CompanyLudlow, MA2 GWhJul 2018Dec 2024 Solar
Easton LandfillCleanCapital HoldingsEaston, MA2 GWhSep 2013Dec 2024 Solar
Winchendon SolarAltus Power America Management, LLCWinchendon, MA2 GWhMar 2014Dec 2024 Solar
Fall River Solar CSGMN8 Energy LLCFall River, MA2 GWhJan 2013Dec 2024 Solar
Douglas SolarConsolidated Edison Development Inc.Douglas, MA3 GWhNov 2012Dec 2024 Solar
Axio Green LLCAltus Power America Management, LLCGreenfield Township, MA3 GWhMay 2012Dec 2024 Solar
Indian Orchard PV FacilityWestern Massachusetts Electric CompanySpringfield, MA3 GWhNov 2011Dec 2024 Solar
North Haven Solar OneNorth Haven Solar One, LLCNorth Haven, CT3 GWhFeb 2024Dec 2024 Solar
Mariaville Road Elsworth Solar, LLCREA Investments, LLCEllsworth, ME3 GWhApr 2022Dec 2024 Solar
Salmon FallsGreen Mountain Power CorpSouth Berwick, ME3 GWhJun 1986Dec 2024 Water
West Greenwich SolarConsolidated Edison Development Inc.West Greenwich, RI3 GWhApr 2013Apr 2025 Solar
Richmond HillGreenbacker Renewable Energy CorporationRichmond, ME3 GWhNov 2023Dec 2024 Solar
Town of Lexington SolarSyncarpha Lexington, LLCLexington, MA3 GWhApr 2017Dec 2024 Solar
Orange PVTerraform ArcadiaOrange, MA3 GWhJun 2013Dec 2024 Solar
GD Glocester White Oak I, LLCGD Glocester White Oak I, LLCGlocester, RI3 GWhNov 2020Dec 2024 Solar
Moretown Generating StationMoretown Hydroelectric LLCMoretown, VT3 GWhDec 1988Dec 2023 Water
ChicopeeCaptona Chicopee LLCChicopee, MA3 GWhMar 2017Dec 2024 Solar
Aegean Drive SolarAegean Drive Solar LLCMethuen, MA3 GWhAug 2021Dec 2024 Solar
SunGen Sharon 1 LLCSunGen Sharon 1 LLCSharon, VT3 GWhJul 2012Dec 2023 Solar
Dynamic - WalpoleAES Distributed EnergyWalpole, MA3 GWhMay 2017Dec 2024 Solar
Hardwick-Athol & Eagle HillSEC CRSD Solar One, LLCHardwick, MA3 GWhJun 2015Dec 2024 Solar
West Danville 15Green Mountain Power CorpDanville, VT3 GWhDec 1916Dec 2024 Water
Electric Avenue Lunenburg Solar 1Electric Avenue Lunenburg Solar 1, LLCLunenburg, MA3 GWhNov 2021Dec 2024 Solar
Wilmington SolarMN8 Energy LLCWilmington, MA3 GWhOct 2015Dec 2024 Solar
NaplesNaples Casco Solar 1, LLCNaples, ME3 GWhNov 2021Dec 2024 Solar
Seaboard Oxford, LLCNavisun LLCOxford, MA3 GWhJul 2020Dec 2023 Solar
Newton Rumford LandfillNewton Municipal Solar LLC - RumfordNewton, MA3 GWhJun 2017Dec 2024 Solar
Barrett Farm Solar - Phase IOnyx Asset Services GroupThompson, CT3 GWhSep 2017Dec 2024 Solar
Citizens Agawam Landfill SolarCitizens Enterprises CorporationAgawam, MA3 GWhMar 2017Dec 2024 Solar
Town of Uxbridge MA at Commerce DrLuminace Solar Net Metering, LLCUxbridge, MA3 GWhMay 2012Dec 2024 Solar
Hadley 3 Solar (North)Hadley 3 Solar, LLC (North)Hadley, MA3 GWhNov 2019Dec 2024 Solar
West Bridgewater AB CSGMN8 Energy LLCWest Bridgewater, MA3 GWhMay 2017Dec 2024 Solar
Falmouth 2 SolarCitizens Enterprises CorporationFalmouth, MA3 GWhAug 2021Dec 2024 Solar
Syncarpha Halifax Hybrid CSGSyncarpha Halifax, LLCHalifax, MA3 GWhNov 2020Dec 2023 Solar : 99.0%
Cottage Street Solar FacilityWestern Massachusetts Electric CompanySpringfield, MA3 GWhApr 2014Apr 2025 Solar
Centaurus Solar - MALSE Centaurus LLCAshland, MA3 GWhOct 2016Dec 2024 Solar
West Davisville SolarAltus Power America Management, LLCNorth Kingstown, RI3 GWhNov 2013Dec 2024 Solar
GD West Greenwich Victory I, LLCGD West Greenwich Victory I, LLCWest Greenwich, RI3 GWhNov 2019Dec 2024 Solar
Sheldon SolarExcelsior Energy CapitalSheldon Springs, VT3 GWhAug 2013Dec 2024 Solar
EHC West HopkintonGreen Mountain Power CorpWest Hopkinton, NH3 GWhJun 1985Jul 2024 Water
Winchendon Landfill SolarOnyx Asset Services GroupWinchendon, MA3 GWhSep 2018Dec 2024 Solar
Kearsarge AcushnetKearsarge Acushnet LLCAcushnet, MA3 GWhJan 2020Dec 2024 Solar
WED Coventry 5Greenbacker Renewable Energy CorporationCoventry, RI3 GWhFeb 2017Dec 2024 Wind
IKEA New Haven Rooftop PV & Fuel CellIKEA Property IncNew Haven, CT3 GWhJun 2012Dec 2024 Natural Gas : 73.1% Solar : 26.9%
A Street 2Captona A Street 2 Johnston LLCJohnston, RI3 GWhNov 2018Dec 2024 Solar
Seaboard Sheffield, LLCNavisun LLCSheffield, MA3 GWhMar 2021Dec 2023 Solar
Stone Hill Solar CSGMN8 Energy LLCNorth Easton, MA3 GWhJun 2014Dec 2024 Solar
Hopkinton CSGAltus Power America Management, LLCHopkinton, MA3 GWhMar 2019Dec 2024 Solar
Ayers Village SolarAltus Power America Management, LLCMethuen, MA3 GWhMay 2014Dec 2023 Solar
Truck StopLSE Corona Austrina LLCWest Stockridge, MA3 GWhOct 2017Dec 2024 Solar
WestminsterMN8 Energy LLCWestminster, VT3 GWhNov 2016Dec 2024 Solar
Town of Otis Wind Energy ProjectTown of OtisOtis, MA3 GWhFeb 2018Dec 2023 Wind
Dudley Solar CSGDudley Solar, LLCDudley, MA3 GWhJul 2017Dec 2024 Solar
China Mill HydroNew Hampshire Hydro AssociatesAllenstown, NH3 GWhJun 1981Dec 2024 Water
GMP Solar - RichmondGreen Mountain Power CorpRichmond, VT3 GWhSep 2016Apr 2025 Solar
Limerick Road Solar FarmLimerick Road Solar, LLCShelburne, VT3 GWhNov 2013Dec 2024 Solar
Carver MA 1 Community SolarNavisun LLCCarver, MA3 GWhAug 2016Dec 2023 Solar
Curtis Hill Solar CSGCCC Solar Holdings LLCCharlton, MA3 GWhSep 2016Dec 2024 Solar
Ryans RanchNautilus Solar SolutionsParis, ME3 GWhMay 2022Dec 2024 Solar
Stetson Road Solar - Barre IKearsarge Solar LLCBarre, MA3 GWhApr 2014Dec 2024 Solar
Open View Solar FarmCross Pollination IncNew Haven, VT3 GWhAug 2013Dec 2024 Solar
Onondaga County- ClearwaterTesla Inc.Oswego, NY3 GWhJun 2017Dec 2024 Solar
205 Sturbridge AAltus Power America Management, LLCBrimfield, MA3 GWhMay 2014Dec 2024 Solar
Chittenden County Solar PartnersChittenden County Solar Partners LLCSouth Burlington, VT3 GWhApr 2011Dec 2024 Solar
Easthampton Landfill-City of EasthamptonCleanCapital HoldingsEasthampton, MA3 GWhMay 2012Dec 2024 Solar
WED Stilson SolarCleanCapital HoldingsRichmond, RI3 GWhNov 2017Dec 2024 Solar
Dickinson Solar (CT)Ecos Energy LLCHampton, CT3 GWhMay 2020Dec 2024 Solar
Weston Landfill SolarAmeresco, Inc - WestonWeston, MA3 GWhFeb 2016Dec 2024 Solar
Fairview Farms SolarNuGen Capital ManagementWhately, MA3 GWhMay 2014Dec 2024 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator190.4 TWh2,051
#8Tennessee Valley Authority158.5 TWh204
#10Florida Power & Light Co.149.2 TWh187
#12New York Independent System Operator130.9 TWh1,191
#13Duke Energy Carolinas111.9 TWh565
#14ISO New England103.8 TWh1,561
#16Bonneville Power Administration81.2 TWh163
#17Duke Energy Progress East65.1 TWh558
#18Salt River Project Agricultural Improvement and Power District58.9 TWh48
#19PacifiCorp East57.8 TWh215