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 2024
Annual Generation 103.1 TWh
Power Plants1,487
Utilities782
Ranked #15 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 | 57.5% Nuclear | 25.1% Water | 7.5% Other Fuel | 4.5% Wind | 3.3% Solar | 1.2% Coal | 0.1%

Map of ISO New England

Register Now for Comprehensive Access

Subscribe now to access all power plant data, utility information, FERC EQR data, and more for ISO New England.

Create Your Account Today

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 1,204
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Searsburg Wind TurbineGreen Mountain Power CorpSearsburg, VT9 GWhMay 1997Sep 2024 Wind
Deerfield Wind LLCAvangrid Renewables LLCSearsburg, VT86 GWhNov 2017Sep 2024 Wind
SearsburgGreat River Hydro, LLCSearsburg, VT22 GWhFeb 1922Dec 2023 Water
SeabrookNextEra Energy Seabrook LLCSeabrook, NH11 TWhJul 1990Sep 2024 Nuclear
Scituate WindScituate Wind LLCScituate, MA2 GWhFeb 2012Dec 2023 Wind
Scituate PVAES Distributed EnergyScituate, MA4 GWhSep 2013Dec 2023 Solar
BWC Beech Ridge Brook, LLCNavisun LLCScarborough, ME5 GWhApr 2023Dec 2023 Solar
Savoy Solar PVNSTAR Electric CompanySavoy, MA3 GWhJan 2019Dec 2023 Solar
Wheelabrator SaugusWheelabrator Environmental SystemsSaugus, MA225 GWhJul 1985Sep 2024 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Sanford SolarSanford Airport Solar, LLCSanford, ME89 GWhOct 2020Sep 2024 Solar
Green MeadowsAltus Power America Management, LLCSandwich, MA3 GWhApr 2014Dec 2023 Solar
CanalCanal Generating LLCSandwich, MA182 GWhMay 1968Sep 2024 Natural Gas : 78.2% Residual Fuel Oil : 20.4% Distillate Fuel Oil : 1.4%
Renew Canal 1 CSG LLCNRG Renew Canal 1 LLCSandwich, MA2 GWhMay 2017Dec 2023 Solar
ASD Cotuit MA Solar LLCASD Cotuit MA Solar LLCSandwich, MA110 MWhOct 2023Dec 2023 Solar
SalisburyGreen Mountain Power CorpSalisbury, VT4 GWhJan 1917Dec 2023 Water
Silver Lake (VT)Green Mountain Power CorpSalisbury, VT7 GWhJan 1917Dec 2023 Water
True NorthCD US Solar MT1 LLCSalisbury, MA7 GWhJul 2012Dec 2023 Solar
Salem Harbor Power Development LPSalem Harbor Power Development LPSalem, MA1 TWhApr 2018Sep 2024 Natural Gas
Cape Cod Air Force Station - 6 SWSUS Air ForceSagamore, MA6 GWhDec 2013Sep 2024 Wind
Cataract HydroBrookfield White Pine Hydro LLCSaco, ME2 GWhDec 1936Dec 2023 Water
Stafford Hill Solar HybridGreen Mountain Power CorpRutland, VT923 MWhFeb 2015Sep 2024 Solar
GlenGreen Mountain Power CorpRutland, VT8 GWhJul 1920Dec 2023 Water
Main Street Solar ProjectGreenbacker Renewable Energy CorporationRutland, VT2 GWhNov 2014Dec 2023 Solar
MacKinnon SolarEcos Energy LLCRutland, VT3 GWhJul 2021Dec 2023 Solar
Park StGreenbacker Renewable Energy CorporationRutland, VT2 GWhNov 2014Dec 2023 Solar
Gray SolarEcos Energy LLCRutland, VT463 MWhJul 2023Dec 2023 Solar
Wachusett SolarWachusett Solar, LLCRutland, MA3 GWhJul 2019Dec 2023 Solar
Golden Hills SolarGolden Hills Solar, LLCRutland, MA8 GWhAug 2017Dec 2023 Solar
Pleasantdale Road Community SolarPleasantdale Road Solar, LLCRutland, MA1 GWhAug 2017Dec 2023 Solar
RGS-Rutland VNM SREC II Project (MA)TerraForm Solar XVII, LLCRutland, MA2 GWhOct 2015Dec 2023 Solar
Upper Blackstone (MA) Treasure ValleyNexamp Treasure Valley Solar, LLCRutland, MA7 GWhJun 2014Dec 2023 Solar
RutlandGreen Mountain Power CorpRutland City, VT84 MWhNov 1962Mar 2024 Distillate Fuel Oil
Holiday Hill Community WindGreenbacker Renewable Energy CorporationRussell, MA10 GWhNov 2019Dec 2023 Wind
Texon Hydroelectric ProjectHitchcock Hydro, LLCRussell, MA6 GWhDec 1981Dec 2023 Water
Indian River HydroEagle Creek Renewable Energy, LLCRussell, MA2 GWhNov 1909Dec 2023 Water
Mainely Solar (Wyman Hill Solar LLC)Wyman Hill Solar, LLCRumford, ME4 GWhNov 2022Dec 2023 Solar
Rumford CogenerationND Paper, Inc.Rumford, ME411 GWhDec 1989Sep 2024 Black Liquor : 52.5% Tire-derived Fuels : 22.4% Wood/Wood Waste Solids : 13.1% Bituminous Coal : 9.1% Residual Fuel Oil : 2.2% Sludge Waste : 0.8%
Rumford Falls Hydro FacilityBrookfield Power New EnglandRumford, ME290 GWhDec 1917Dec 2023 Water
Rumford Power LLCRumford PowerRumford, ME403 GWhJun 2000Dec 2023 Natural Gas
RoxWindRoxWind LLCRoxbury, ME10 GWhOct 2021Dec 2023 Wind
Record Hill WindRecord Hill Wind LLCRoxbury, ME111 GWhDec 2011Dec 2023 Wind
ShermanGreat River Hydro, LLCRowe, MA35 GWhNov 1926Dec 2023 Water
RollinsfordGreen Mountain Power CorpRollinsford, NH4 GWhSep 1986Dec 2023 Water
Town of Rocky Hill PV CSGTesla Inc.Rocky Hill, CT5 GWhFeb 2018Dec 2023 Solar
Brassua Hydroelectric ProjectBrassua Hydroelectric LPRockwood, ME20 GWhAug 1989Dec 2023 Water
Samoset SolarSamoset Solar, LLCRockport, ME2 GWhJun 2023Dec 2023 Solar
BWC Maces Pond LLCNavisun LLCRockport, ME4 GWhNov 2021Dec 2023 Solar
Rockland Solar CSGMN8 Energy LLCRockland, MA3 GWhNov 2013Dec 2023 Solar
Turnkey Landfill Gas RecoveryWM Renewable Energy LLCRochester, NH45 GWhJan 1992Dec 2023 Landfill Gas
Quittacas Pond SolarConsolidated Edison Solutions Inc.Rochester, MA5 GWhNov 2013Dec 2023 Solar
Rounseville SolarRounseville Solar 1, LLCRochester, MA4 GWhJan 2020Dec 2023 Solar
Old Middleboro Road SolarAgilitas Energy, Inc.Rochester, MA10 GWhDec 2022Dec 2023 Solar
GMP Solar - RichmondGreen Mountain Power CorpRichmond, VT3 GWhSep 2016Sep 2024 Solar
WED Stilson SolarCleanCapital HoldingsRichmond, RI3 GWhNov 2017Dec 2023 Solar
WED Kingstown Solar I, LLC - WestCleanCapital HoldingsRichmond, RI2 GWhNov 2017Dec 2023 Solar
GD Richmond Buttonwoods I, LLCGD Richmond Buttonwoods I, LLCRichmond, RI2 GWhNov 2019Dec 2023 Solar
Richmond HillGreenbacker Renewable Energy CorporationRichmond, ME16 MWhNov 2023Dec 2023 Solar
Rehoboth SolarCitizens Enterprises CorporationRehoboth, MA3 GWhNov 2013Dec 2023 Solar
BWC Swan Pond River CSGBWC Swan Pond River, LLCRehoboth, MA2 GWhNov 2015Dec 2023 Solar
GSPP Raynham TMLP, LLC CSGGreen Street Power PartnersRaynham, MA4 GWhJan 2019Dec 2023 Solar
Williams RdAES Distributed EnergyRansomville, NY6 GWhAug 2021Dec 2023 Solar
RandolphAltus Power America Management, LLCRandolph, MA6 GWhOct 2017Dec 2023 Solar
Water Street SolarAES Distributed EnergyRandolph, ME6 GWhNov 2022Dec 2023 Solar
Boston Scientific SolarConsolidated Edison Solutions Inc.Quincy, MA1 GWhNov 2012Dec 2023 Solar
NBC Field's Point Wind FarmNarragansett Bay CommissionProvidence, RI5 GWhSep 2012Sep 2024 Wind
Manchester StreetManchester Street, LLC.Providence, RI1 TWhAug 1995Sep 2024 Natural Gas : 99.7%
Rhode Island HospitalRhode Island HospitalProvidence, RI10 GWhSep 1974Sep 2024 Natural Gas : 90.2% Residual Fuel Oil : 9.8%
Thundermist HydroCity of WoonsocketProvidence, RI5 GWhMay 1981Sep 2023 Water
Little BayAltus Power America Management, LLCProvidence, RI1 GWhFeb 2014Dec 2023 Solar
Green Providence Wind I, LLCGreen Providence Wind I, LLCProvidence, RI1 GWhNov 2021Dec 2023 Wind
Green Providence Wind II, LLCGreen Providence Wind II, LLCProvidence, RI3 GWhNov 2021Dec 2023 Wind
ProctorGreen Mountain Power CorpProctor, VT35 GWhJul 1905Dec 2023 Water
Princeton Wind FarmTown of Princeton - (MA)Princeton, MA3 GWhDec 2009Dec 2023 Wind
TunnelFirstLight Power Resources Services LLCPreston, CT12 GWhDec 1918Dec 2023 Water : 98.2% Jet Fuel : 1.8%
Covanta Southeastern Connecticut CompanyCovanta Southeastern Connecticut CompanyPreston, CT116 GWhNov 1991Sep 2024 Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.2% Distillate Fuel Oil : 1.9%
SVEP Solar Project CompanyCVI CleanCapital Solar 1 LLCPownal, VT2 GWhNov 2012Dec 2023 Solar
WED Portsmouth One, LLCGreenbacker Renewable Energy CorporationPortsmouth, RI4 GWhJul 2016Dec 2023 Wind
Founders Homestead Farms SolarAES Distributed EnergyPortsmouth, RI7 GWhNov 2019Sep 2024 Solar
Tank Farm 4Solar Breakers LLCPortsmouth, RI4 GWhSep 2022Dec 2023 Solar
Roger Williams - Melville at PortsmouthLuminace Solar Rhode Island, LLCPortsmouth, RI5 GWhFeb 2021Dec 2023 Solar
Kearsarge West Shore Solar LLCKearsarge West Shore Solar LLCPortsmouth, RI7 GWhNov 2022Dec 2023 Solar
McAllister LandfillSolar Breakers LLCPortsmouth, RI693 MWhSep 2022Dec 2023 Solar
SchillerGranite Shore PowerPortsmouth, NH776 MWhSep 1952Aug 2024 Jet Fuel
Regional Waste SystemsEcomainePortland, ME81 GWhMay 1988Sep 2024 Non-biogenic Municipal Solid Waste : 54.5% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 1.0%
Cape Gas TurbineFPL Energy Cape LLCPortland, ME532 MWhDec 1969Dec 2023 Distillate Fuel Oil
Woods Hill SolarWoods Hill Solar, LLCPomfret, CT23 GWhNov 2018Sep 2024 Solar
Lewiston Junction Road SolarNextGrid Peppertree, LLCPoland, ME6 GWhDec 2021Dec 2023 Solar
Plymouth Site 1CleanCapital HoldingsPlympton, MA7 GWhSep 2013Dec 2023 Solar
Redbrook Community Solar 1Redbrook Solar 1, LLCPlympton, MA10 GWhSep 2017Dec 2023 Solar
Brook Street Solar 1 CSGBrook Street Solar 1, LLCPlympton, MA5 GWhJul 2017Dec 2023 Solar
New Bedford (MA) PlymouthBWC Origination 4, LLCPlymouth, MA7 GWhJun 2014Dec 2023 Solar
Cedarville CSGAltus Power America Management, LLCPlymouth, MA4 GWhJun 2017Dec 2023 Solar
Future Generation WindConsolidated Edison Solutions Inc.Plymouth, MA12 GWhJul 2016Dec 2023 Wind
Big George PV CSGAltus Power America Management, LLCPlymouth, MA1 GWhAug 2018Dec 2023 Solar
Camelot Wind LLCCamelot Wind LLCPlymouth, MA2 GWhSep 2012Dec 2023 Wind
Plymouth SolarNSTAR Electric CompanyPlymouth, MA1 GWhMay 2018Dec 2023 Solar
Lepomis PV Energy LLCCleanCapital HoldingsPlymouth, MA8 GWhMay 2014Dec 2023 Solar
Solten Plainville 6000, LLCAltus Power America Management, LLCPlainville, MA7 GWhJul 2017Dec 2023 Solar
Wilmarth SolarWilmarth Lane Solar 1, LLCPlainville, MA8 GWhJan 2020Dec 2023 Solar
Plainfield Community Solar LLCPlainfield Solar LLCPlainfield, MA3 GWhJan 2019Dec 2023 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator192.0 TWh1,943
#9Tennessee Valley Authority157.6 TWh170
#10Florida Power & Light Co.147.6 TWh159
#12New York Independent System Operator129.8 TWh1,100
#13Duke Energy Carolinas110.9 TWh556
#15ISO New England103.1 TWh1,487
#16Bonneville Power Administration80.0 TWh158
#17Duke Energy Progress East63.2 TWh554
#18Salt River Project Agricultural Improvement and Power District58.9 TWh45
#19PacifiCorp East52.7 TWh204