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 102.8 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 | 57.6% Nuclear | 25% Water | 7.7% Other Fuel | 4.6% Wind | 3.3% Solar | 1.2% 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 501 to 600 of 1,204
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
New England Wind LLCAvangrid Renewables LLCFlorida, MA62 GWhNov 2012Aug 2024 Wind
New Bedford (MA) PlymouthBWC Origination 4, LLCPlymouth, MA7 GWhJun 2014Dec 2023 Solar
NEDC Solar SiteMassachusetts Electric CoWhitinsville, MA878 MWhMay 2010Dec 2023 Solar
Nebraska Valley Solar FarmTown of Stowe- (VT)Stowe, VT1 GWhJul 2016Dec 2023 Solar
NE Renewable Whitefield, LLCNE Renewable Whitefield, LLCWhitefield, NH13 GWhFeb 1988Dec 2023 Wood/Wood Waste Solids
NE Renewable Springfield, LLCNE Renewable Springfield, LLCSpringfield, NH32 GWhNov 1987Dec 2023 Wood/Wood Waste Solids
NE Renewable Fitchburg, LLCNE Renewable Fitchburg, LLCWestminster, MA36 GWhJul 1992Dec 2023 Wood/Wood Waste Solids : 97.6% Natural Gas : 2.4%
NBC Field's Point Wind FarmNarragansett Bay CommissionProvidence, RI5 GWhSep 2012Aug 2024 Wind
Naval Sub Base New London Fuel CellGroton Station Fuel Cell, LLCGroton, CT34 GWhNov 2022Dec 2023 Natural Gas
Nautilus Goat Island Solar LLC (CSG)Nautilus Solar SolutionsBurrillville, RI4 GWhJul 2019Dec 2023 Solar
NationwideNationwide Solar Energy LLCLancaster, MA4 GWhMay 2021Dec 2023 Solar
Natick MallNatick MallNatick, MA3 GWhSep 2018Dec 2023 Solar
Nashua PlantEPP Renewable EnergyNashua, NH14 GWhMar 1996Dec 2023 Landfill Gas
NaplesNaples Casco Solar 1, LLCNaples, ME2 GWhNov 2021Dec 2023 Solar
Mystic Generating StationConstellation Mystic Power LLCCharlestown, MA2 TWhMay 1969Mar 2024 Natural Gas
Mt Wachusett Community CollegeMt Wachusett Community CollegeGardner, MA4 GWhFeb 2011Aug 2024 Wind
Mt. Tom Solar Project HybridMt. Tom Solar, LLCHolyoke, MA5 GWhDec 2016Dec 2023 Solar
MorrisvilleVillage of Morrisville - (VT)Morrisville, VT6 GWhJul 1924Dec 2023 Water
Morin Solar 2013 LLCCVI CleanCapital Solar 6Warren, MA5 GWhNov 2013Dec 2023 Solar
Moretown Generating StationMoretown Hydroelectric LLCMoretown, VT3 GWhDec 1988Dec 2023 Water
MoretownEPP Renewable EnergyWaterbury, VT5 GWhNov 2008Dec 2023 Landfill Gas
Montville StationNRG Montville Operations IncUncasville, CT36 GWhDec 1953Dec 2023 Residual Fuel Oil : 65.3% Natural Gas : 33.4% Distillate Fuel Oil : 1.3%
Montague Site 36-GrosolarNSTAR Electric CompanyMillers Falls, MA6 GWhSep 2018Aug 2024 Solar
Montague Road SolarMontague Road Solar, LLCAmherst, MA4 GWhNov 2019Dec 2023 Solar
Monson Solar, LLCMonson Solar, LLCMonson, MA3 GWhJul 2017Dec 2023 Solar
Monson SolarAltus Power America Management, LLCMonson, MA4 GWhJun 2014Dec 2023 Solar
MonmouthMaine DG Solar Monmouth, LLCMonmouth, ME8 GWhFeb 2022Dec 2023 Solar
MMWAC Resource Recovery FacilityMaine Waste to EnergyAuburn, ME11 GWhMay 1992Aug 2024 Non-biogenic Municipal Solid Waste : 54.3% Biogenic Municipal Solid Waste : 44.4% Natural Gas : 1.2%
MM Taunton EnergyMM Taunton Energy LLCTaunton, MA8 GWhAug 1997Dec 2023 Landfill Gas
Mine Falls Generating StationCity of Nashua, NHNashua, NH20 GWhNov 1985Dec 2023 Water
Milton HydroSFR Hydro CorMilton, NH8 GWhDec 1913Dec 2023 Water
MiltonGreen Mountain Power CorpMilton, VT48 GWhJan 1929Dec 2023 Water
Milo PV - BD Solar 1 LLCBD Solar 1 LLCMilo, ME25 GWhMay 2021Dec 2023 Solar
Milo CSGMilo CSG, LLCMilo, ME6 GWhJan 2022Dec 2023 Solar
MillstoneDominion Energy Nuclear Conn IncWaterford, CT16 TWhNov 1975Aug 2024 Nuclear
Millennium PowerMillennium Power Company, LLCCharlton, MA809 GWhMar 2001Aug 2024 Natural Gas
Millbury SolarEvergreen Wind, LLCMillbury, MA5 GWhMar 2014Dec 2023 Solar
Milford Power ProjectMilford Power Co LLCMilford, CT4 TWhJan 2004Aug 2024 Natural Gas
Milford Power LPMilford Power LLCMilford, MA210 GWhFeb 1993Dec 2023 Natural Gas
Milford Hydro StationBrookfield Black Bear Hydro, LLCMilford, ME53 GWhJun 1941Dec 2023 Water
MiddletownMiddletown Power LLCMiddletown, CT170 GWhSep 1958Dec 2023 Natural Gas : 79.3% Residual Fuel Oil : 20.7%
Middleton Solar ParkHG Solar Development, LLCMiddleton, MA7 GWhMay 2018Dec 2023 Solar
Middlesex 2Green Mountain Power CorpMoretown, VT14 GWhDec 1927Dec 2023 Water
Middlebury CollegeMiddlebury College BiomassMiddlebury, VT2 GWhDec 1979Aug 2024 Wood/Wood Waste Solids : 77.1% Natural Gas : 22.9%
MHG WallingfordStandard SolarWallingford, VT4 GWhNov 2019Dec 2023 Solar
MEVS DOT 109MEVS DOT, LLCAugusta, ME1 GWhJun 2023Dec 2023 Solar
Methuen LandfillCleanCapital HoldingsMethuen, MA2 GWhJun 2013Dec 2023 Solar
Messalonskee 5Messalonskee Stream Hydro LLCWaterville, ME5 GWhDec 1934Dec 2023 Water
Messalonskee 3Messalonskee Stream Hydro LLCOakland, ME7 GWhDec 1917Dec 2023 Water
Messalonskee 2 (Oakland)Messalonskee Stream Hydro LLCOakland, ME13 GWhDec 1923Dec 2023 Water
Merrimack Solar Farm, LLCMerrimack Solar FarmMerrimack, NH3 GWhDec 2018Dec 2023 Solar
MerrimackGranite Shore PowerBow, NH151 GWhNov 1960Aug 2024 Bituminous Coal : 98.9% Jet Fuel : 0.9%
Merrimac SolarConsolidated Edison Development Inc.Merrimac, MA2 GWhNov 2013Dec 2023 Solar
Merrill Road SolarNextGrid Mangrove, LLCLewiston, ME6 GWhFeb 2022Dec 2023 Solar
MendonBWC Box Pond LLCMendon, MA4 GWhNov 2017Dec 2023 Solar
Medway HydroBrookfield Black Bear Hydro, LLCMedway, ME28 GWhDec 1922Dec 2023 Water
Medtronic - New Haven 2Bloom EnergyNorth Haven, CT17 GWhSep 2020Dec 2023 Natural Gas
Medtronic - New HavenBloom EnergyNorth Haven, CT14 GWhSep 2020Dec 2023 Natural Gas
Medical Area Total Energy PlantMATEP LLCBoston, MA339 GWhDec 1979Dec 2023 Natural Gas : 99.7%
Mechanic FallsKEI (Maine) Power Management (IV) LLCMechanic Falls, ME3 GWhMar 1986Dec 2023 Water
Meadow SolarAltus Power America Management, LLCBoston, MA4 GWhNov 2016Dec 2023 Solar
ME Novel Lighthouse - Front St. Solar CSGLuminace Sunbeam Development Holdings, LLCSkowhegan, ME1 GWhApr 2023Dec 2023 Solar
ME-EDFR-Phase I-WoolwichGreen Mile Solar, LLCWoolwich, ME2 GWhAug 2023Dec 2023 Solar
MDFA Devens-SaratogaTerraform ArcadiaDevens, MA3 GWhFeb 2016Dec 2023 Solar
McindoesGreat River Hydro, LLCBarnet, VT56 GWhDec 1930Dec 2023 Water
McHenry SolarEcos Energy LLCHampton, CT2 GWhSep 2021Dec 2023 Solar
McDougle-Mitchell Solar Project Hybrid CSGAES Distributed EnergyCharlton, MA7 GWhJul 2020Dec 2023 Solar
McAllister LandfillSolar Breakers LLCPortsmouth, RI693 MWhSep 2022Dec 2023 Solar
Maynard PVTerraform ArcadiaMaynard, MA1 GWhDec 2013Dec 2023 Solar
MasspowerMasspowerIndian Orchard, MA609 GWhJun 1993Dec 2023 Natural Gas
Mass Midstate Solar 3Evergreen Wind, LLCWarren, MA6 GWhApr 2014Dec 2023 Solar
Mass Midstate Solar 2Evergreen Wind, LLCWarren, MA7 GWhApr 2014Dec 2023 Solar
Mass Midstate Solar 1Evergreen Wind, LLCWarren, MA7 GWhApr 2014Dec 2023 Solar
Mass Inst Tech Cntrl Utilities/Cogen PltMassachusetts Inst of TechCambridge, MA205 GWhMay 1995Dec 2023 Natural Gas
Mashpee Landfill SolarNautilus Solar SolutionsMashpee, MA2 GWhAug 2014Dec 2023 Solar
Mascoma HydroGreen Mountain Power CorpW. Lebanon, NH4 GWhNov 1988Dec 2023 Water
Marshfield PVTerraform ArcadiaMarshfield, MA5 GWhNov 2013Dec 2023 Solar
Marshfield 6Green Mountain Power CorpMarshfield, VT9 GWhDec 1926Dec 2023 Water
Marlborough SolarMarlborough Solar, LLCMilton, NY3 GWhFeb 2021Dec 2023 Solar
Maple(CSG)Maple Street Solar 1, LLCBellingham, MA6 GWhOct 2021Dec 2023 Solar
Manheim New EnglandCox EnterprisesNorth Dighton, MA3 GWhNov 2012Dec 2023 Solar
Manchester StreetManchester Street, LLC.Providence, RI1 TWhAug 1995Aug 2024 Natural Gas : 99.7%
Manchester Community College NorthOnyx Asset Services GroupGreat Path, CT2 GWhSep 2018Dec 2023 Solar
Manchester Community College EastOnyx Asset Services GroupManchester, CT1 GWhSep 2018Dec 2023 Solar
Mainely Solar (Wyman Hill Solar LLC)Wyman Hill Solar, LLCRumford, ME4 GWhNov 2022Dec 2023 Solar
Maine Independence StationCasco Bay Energy Co LLCVeazie, ME937 GWhApr 2000Dec 2023 Natural Gas
Main Street Solar ProjectGreenbacker Renewable Energy CorporationRutland, VT2 GWhNov 2014Dec 2023 Solar
Main Rd Community SolarAES Distributed EnergyNewstead, NY8 GWhJun 2022Dec 2023 Solar
Madison SolarEcos Energy LLCSomers, CT2 GWhDec 2020Dec 2023 Solar
MacKinnon SolarEcos Energy LLCRutland, VT3 GWhJul 2021Dec 2023 Solar
MA Solar Storage 1 HybridOrigis Energy USA, IncSterling, MA1 GWhFeb 2018Dec 2023 Solar
MA Military Reservation Wind ProjectAir Force Civil Engineer CenterOtis ANG Base Bourne, MA10 GWhNov 2009Dec 2023 Wind
MA CS Uxbridge Community SolarMA CS Uxbridge, LLCUxbridge, MA4 GWhJan 2023Dec 2023 Solar
MA BlackstoneCatalyze Blackstone 83 Federal Street Microgrid, LLCBlackstone, MA4 GWhJun 2022Dec 2023 Solar
M Street JetMassachusetts Bay Trans AuthBoston, MA275 MWhApr 1979Dec 2023 Kerosene
Ludlow Site 72 - ContiNSTAR Electric CompanyLudlow, MA2 GWhJul 2018Dec 2023 Solar
Ludlow LandfillCleanCapital HoldingsLudlow, MA3 GWhJul 2013Dec 2023 Solar
LR Wheatfield Solar 1LR Wheatfield Solar 1, LLCWheatfield, NY8 GWhSep 2020Dec 2023 Solar
Lower Village Water Power ProjectSugar River Power LLCClaremont, NH6 GWhApr 1995Dec 2023 Water
Lower MiddleburyGreen Mountain Power CorpMiddlebury Lower, VT4 GWhJul 1917Nov 2023 Water

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator191.5 TWh1,943
#9Tennessee Valley Authority157.5 TWh170
#10Florida Power & Light Co.147.7 TWh159
#12New York Independent System Operator130.0 TWh1,100
#13Duke Energy Carolinas110.9 TWh556
#15ISO New England102.8 TWh1,487
#16Bonneville Power Administration80.0 TWh158
#17Duke Energy Progress East63.3 TWh554
#18Salt River Project Agricultural Improvement and Power District59.0 TWh45
#19PacifiCorp East52.6 TWh204