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
Nebraska Valley Solar FarmTown of Stowe - (VT)Stowe, VT1 GWhJul 2016Dec 2025 Solar
NEDC Solar SiteMassachusetts Electric CoWhitinsville, MA953 MWhMay 2010Dec 2025 Solar
New Bedford (MA) PlymouthBWC Origination 4, LLCPlymouth, MA7 GWhJun 2014Dec 2025 Solar
New England Wind LLCAvangrid Power LLCFlorida, MA73 GWhNov 2012May 2026 Wind
New Haven SteamGeneration Bridge II Connecticut, LLCNew Haven, CT167 GWhJun 1975Jan 2026 Residual Fuel Oil : 45.1% Natural Gas : 40.3% Distillate Fuel Oil : 12.2% Kerosene : 2.5%
New MarlboroughSunrise on Knight Rd. LLCNew Marlborough, MA7 GWhMay 2021Dec 2024 Solar
New Milford Gas RecoveryWM Renewable Energy LLCNew Milford, CT4 GWhApr 2008Dec 2025 Landfill Gas
Newfound HydroelectricEagle Creek Renewable Energy, LLCBristol, NH4 GWhNov 1983Dec 2025 Water
NewingtonGranite Shore PowerNewington, NH157 GWhMay 1974Apr 2026 Residual Fuel Oil : 64.1% Natural Gas : 34.5% Distillate Fuel Oil : 1.4%
Newington Energy CenterEssential Power Operating Services, LLCNewington, NH2 TWhSep 2002May 2026 Natural Gas : 92.8% Distillate Fuel Oil : 7.2%
NewportGreat Bay Hydro CorpNewport, VT13 GWhDec 1935Dec 2025 Water
Newton Rumford LandfillNewton Municipal Solar LLC - RumfordNewton, MA2 GWhJun 2017Dec 2025 Solar
Nexamp Peak CSGNexamp Peak, LLCHancock, MA2 GWhNov 2015Dec 2025 Solar
Next Generation Solar FarmCypress Creek RenewablesNew Haven, VT4 GWhNov 2017Dec 2025 Solar
Nextsun Energy LittletonGreenbacker Renewable Energy CorporationLittleton, MA5 GWhSep 2013Dec 2025 Solar
NFM Solar Power LLCFirstLight Power Resources, Inc. - MANorthfield, MA2 GWhFeb 2012Dec 2025 Solar
Niagara Bottling - BloomfieldWestbound Solar 3, LLCBloomfield, CT4 GWhOct 2022Dec 2025 Solar
Niagara Depot SolarNiagara Depot Solar, LLCNiagara Falls, NY5 GWhJun 2023Dec 2025 Solar
NL MA - CopicutStandard SolarFreetown, MA6 GWhMay 2025Dec 2025 Solar
NolanLSE Crater LLCGreat Barrington, MA2 GWhOct 2017Dec 2024 Solar
Norcap NorthLSE Canes Venatici LLCEast Windsor, CT3 GWhNov 2017Dec 2024 Solar
Norcap SouthLSE Coma Berenices LLCEast Windsor, CT4 GWhNov 2017Dec 2025 Solar
Norfolk Landfill Solar ProjectNJR Clean Energy Ventures CorporationNorfolk, CT6 GWhNov 2024Dec 2025 Solar
North Adams LandfillSyncarpha North Adams, LLCNorth Adams, MA3 GWhSep 2015Dec 2025 Solar
North BridgtonNautilus Solar SolutionsOakland, ME8 GWhOct 2022Dec 2025 Solar
North BrookfieldMass Solar, LLCNorth Brookfield, MA4 GWhMay 2014Dec 2025 Solar
North GorhamBrookfield White Pine Hydro LLCGorham, ME6 GWhDec 1924Dec 2025 Water
North Haven Solar OneNorth Haven Solar One, LLCNorth Haven, CT3 GWhFeb 2024Dec 2025 Solar
North Kingstown Solar LLCNorth Kingstown Solar LLCNorth Kingstown, RI3 GWhAug 2022Dec 2024 Solar
North Nobleboro Road, LLCREA Investments, LLCWaldoboro, ME4 GWhMay 2021Dec 2025 Solar
North ProvidenceCaptona N.P. LLCNorth Providence, RI3 GWhSep 2018Dec 2025 Solar
North Smithfield Solar Power 1Onsite Partners, LLCNorth Smithfield, RI2 GWhNov 2018Dec 2025 Solar
North Stonington Solar Center, LLCAdapture Renewables, Inc.North Stonington, CT32 GWhSep 2022Dec 2025 Solar
Northampton Landfill Solar PVAmeresco Glendale Road Solar PV LLCNorthampton, MA2 GWhOct 2017Dec 2025 Solar
Northbridge SolarRWE Clean EnergySouth Grafton, MA3 GWhJul 2013Dec 2025 Solar
NortonMadison Energy Holdings LLCNorton, MA2 GWhFeb 2023Dec 2025 Solar
Norton Landfill SolarCitizens Enterprises CorporationNorton, MA2 GWhDec 2016Dec 2025 Solar
Norton LLCGreenbacker Renewable Energy CorporationNorton, MA1 GWhAug 2020Dec 2025 Solar
Norton Powerhouse 2Norton Powerhouse 2Worcester, MA29 GWhOct 2022Dec 2025 Natural Gas
Notus Wind 1Notus Clean Energy LLCE. Falmouth, MA5 GWhJun 2010Dec 2025 Wind
NunnepogClean Focus Yield, LLCEdgartown, MA2 GWhMay 2014Dec 2025 Solar
Nutmeg SolarNutmeg Solar LLCEnfield, CT35 GWhNov 2020Dec 2025 Solar
Nutting Ridge Solar, LLCREA Investments, LLCOtisfield, ME7 GWhMay 2023Dec 2025 Solar
Oak Bluffs Diesel Generating FacilityVineyard Reliability LLCOak Bluffs, MA3 GWhDec 1968Sep 2025 Distillate Fuel Oil
Oak Leaf Solar XVI Community SolarNavisun LLCPittsfield, MA10 MWhNov 2025Dec 2025 Solar
Oak Leaf Solar XVII Community SolarNavisun LLCPittsfield, MA47 MWhNov 2025Dec 2025 Solar
Oak Street SolarCitizens Enterprises CorporationSpringfield, MA5 GWhNov 2019Dec 2025 Solar
Oakdale Power StationMassachusetts Water Res AuthWest Boylston, MA1 GWhApr 1951Dec 2025 Water
Oakfield Wind ProjectOnward EnergyCity of Oakfield, ME340 GWhSep 2015May 2026 Wind
OaklandNautilus Solar SolutionsOakland, ME9 GWhAug 2022Dec 2025 Solar
Ocean State PowerOcean State Power CoHarrisville, RI1 TWhNov 1990Dec 2025 Natural Gas : 99.7%
Ocean State Power IIOcean State Power IIHarrisville, RI577 GWhSep 1991Dec 2025 Natural Gas : 99.9%
Old Frontier Solar IIIOld Frontier Solar III PV, LLCSouth Deerfield, MA4 GWhAug 2022Dec 2025 Solar
Old Middleboro Road SolarAgilitas Energy, Inc.Rochester, MA8 GWhDec 2022Dec 2025 Solar
Old Wardour SolarNuGen Capital ManagementEast Brookfield, MA7 GWhDec 2015Dec 2025 Solar
One PatriotBloom EnergyFoxborough, MA17 GWhNov 2019Dec 2025 Natural Gas
Oneida County- DPWTesla Inc.Oriskany, NY1 GWhSep 2017Dec 2025 Solar
Onondaga County- ClearwaterTesla Inc.Oswego, NY3 GWhJun 2017Dec 2025 Solar
Onset East Community Solar FacilityKearsarge Onset LLCWareham, MA2 GWhMar 2016Dec 2025 Solar
Onset West Community Solar FacilityKearsarge Onset LLCWareham, MA2 GWhMar 2016Dec 2025 Solar
Onyx - Brockton Thatcher Landfill SolarOnyx Asset Services GroupBrockton, MA5 GWhOct 2017Dec 2025 Solar
Onyx - Pembroke Landfill SolarOnyx Asset Services GroupPembroke, MA3 GWhNov 2017Dec 2025 Solar
Open View Solar FarmCross Pollination IncNew Haven, VT3 GWhAug 2013Dec 2025 Solar
Orange County Solar Farm (NY)Tesla Inc.Goshen, NY2 GWhApr 2017Dec 2025 Solar
Orange PVTerraform ArcadiaOrange, MA3 GWhJun 2013Dec 2025 Solar
Orbit Energy RIAnaergiaJohnston, RI144 MWhJun 2017Dec 2024 Other Biomass Gas
Orono BBrookfield Black Bear Hydro, LLCOrono, ME17 GWhOct 2013Dec 2025 Water
Orono Hydro StationBrookfield Black Bear Hydro, LLCOrono, ME6 GWhDec 2008Dec 2025 Water
OSG Solar 1 LLCNavisun LLCOrange, MA3 GWhJun 2012Dec 2025 Solar
Otis HydroEagle Creek Renewable Energy, LLCLivermore Falls, ME38 GWhDec 1984May 2026 Water
Ottauquechee HydroGreen Mountain Power CorpN. Hartland, VT3 GWhMar 1983Dec 2025 Water
Our KatahdinGreenbacker Renewable Energy CorporationMillenocket, ME6 GWhNov 2024Dec 2025 Solar
OverlookWestbound Solar 3, LLCWestminster, MA7 GWhFeb 2023Dec 2025 Solar
OxfordCVI CleanCapital Solar 6Oxford, MA3 GWhJun 2014Dec 2025 Solar
Oxford PV - BD Solar Oxford LLCBD Solar Oxford LLCOxford, ME13 GWhMay 2021Dec 2025 Solar
Oxford SolarCitizens Enterprises CorporationOxford, MA5 GWhJan 2020Dec 2025 Solar
Padelford SolarRWE Clean EnergyBerkley, MA4 GWhNov 2012Dec 2025 Solar
PalmerAES Distributed EnergyPalmer, MA6 GWhSep 2019Dec 2025 Solar
Palmer LandfillSyncarpha Bondsville, LLCPalmer, MA6 GWhNov 2016Dec 2025 Solar
Palmyra PV - BD Solar Palmyra LLCBD Solar Palmyra LLCPalmyra, ME8 GWhMay 2022Dec 2025 Solar
Palombo B Solar, LLC CSG38 Degrees North, LLCUxbridge, MA2 GWhNov 2017Dec 2025 Solar
Palombo Solar, LLC CSG38 Degrees North, LLCUxbridge, MA3 GWhNov 2017Dec 2025 Solar
Park SolarEcos Energy LLCWoodbridge, CT1 GWhNov 2023Dec 2025 Solar
Park StGreenbacker Renewable Energy CorporationRutland, VT2 GWhNov 2014Dec 2025 Solar
Partridge Hill Solar HybridAES Distributed EnergyCharlton, MA3 GWhJun 2020Dec 2025 Solar
Partridge SolarSoCore Energy LLCLanesborough, MA8 GWhAug 2022Dec 2025 Solar
Partridgeville Hybrid CSGPartridgeville Road Solar 1, LLCAthol, MA6 GWhDec 2019Dec 2024 Solar
Passadumkeag Windpark LLCSouthern Power CoGreenbush, ME138 GWhJun 2016May 2026 Wind
Pejepscot Hydroelectric ProjectTopsham Hydro PartnersTopsham, ME50 GWhOct 1987Dec 2025 Water
Pembroke HydroEagle Creek Renewable Energy, LLCSuncook, NH7 GWhNov 1985Dec 2025 Water
Penacook Lower FallsBriar-Hydro AssociatesBoscawen, NH16 GWhJul 1983Dec 2025 Water
Penacook Upper Falls HydroBriar-Hydro AssociatesPenacook, NH11 GWhNov 1986Dec 2025 Water
Pendleton Solar 1Pendleton Solar 1, LLCLockport, NY7 GWhSep 2020Dec 2025 Solar
Penobscot Narrows Solar IPenobscot Narrows Solar I LLCBucksport, ME7 GWhMay 2024Dec 2025 Solar
Pepperell Hydro Power PlantEagle Creek Renewable Energy, LLCPepperell, MA2 GWhDec 1919May 2026 Water
Pepperidge Farm BloomfieldPepperidge Farm, Inc.- BloomfieldBloomfield, CT15 GWhJul 2008Dec 2024 Natural Gas
Perkins Road Belfast Solar, LLCREA Investments, LLCBelfast, ME9 GWhMay 2021Dec 2025 Solar
Peru (MA)Sunrise on West Main Rd. LLCPeru, MA5 GWhOct 2020Dec 2024 Solar
PetersonGreen Mountain Power CorpMilton, VT25 GWhJan 1948Dec 2025 Water
Peterson Road SolarPeterson Road Solar, LLCPalmer, MA4 GWhMar 2017Dec 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