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 Oct 2026
Annual Generation 112.2 TWh
Power Plants1,667
Utilities846
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% Nuclear | 25.3% Wind | 5.7% Water | 4.6% Other Fuel | 4.5% Solar | 1.6% Coal | 0%

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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 1,301 to 1,387 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Acushnet MA 1Navisun LLCAcushnet, MA1 GWhNov 2023Dec 2025 Solar
Acushnet MA 2 (CSG)Navisun LLCAcushnet, MA1 GWhFeb 2024Dec 2025 Solar
DusenberryAES Distributed EnergyTroy, NY7 GWhNov 2021Dec 2025 Solar
Knapp East (CSG)AES Distributed EnergyAkron, NY7 GWhNov 2021Dec 2025 Solar
Main Rd Community SolarAES Distributed EnergyNewstead, NY8 GWhJun 2022Dec 2025 Solar
Redman North Community SolarAES Distributed EnergyBrockport, NY106 MWhJan 2022Dec 2025 Solar
Glenmere LakeAES Distributed EnergyGoshen, NY3 GWhMay 2021Dec 2025 Solar
Knapp West(CSG)AES Distributed EnergyAkron, NY6 GWhNov 2021Dec 2025 Solar
Rowe (CSG)AES Distributed EnergyOlean, NY8 GWhOct 2021Dec 2025 Solar
Alton Road SolarRevity Energy LLCBradford, RI24 GWhNov 2019Dec 2025 Solar
Townline Community SolarAES Distributed EnergyBatavia, NY7 GWhJan 2022Dec 2025 Solar
Williams RdAES Distributed EnergyRansomville, NY6 GWhAug 2021Dec 2025 Solar
West Haydenville PJ Community SolarAES Distributed EnergyWilliamsburg, MA9 GWhAug 2022Dec 2025 Solar : 99.8%
Brookwood Drive Community SolarAES Distributed EnergyWestport, MA5 GWhJul 2022Dec 2025 Solar
Maple(CSG)Maple Street Solar 1, LLCBellingham, MA7 GWhOct 2021Dec 2025 Solar
FDX010.0 FedEx Fuel Cell2016 ESA Project Company, LLCMiddletown, CT8 GWhAug 2018Dec 2025 Natural Gas
Old Middleboro Road SolarAgilitas Energy, Inc.Rochester, MA8 GWhDec 2022Dec 2025 Solar
Kearsarge WesterlyKearsarge Westerly LLCWesterly, RI7 GWhNov 2020Dec 2025 Solar
Kearsarge FoglandKearsarge Fogland LLCTiverton, RI3 GWhOct 2020Dec 2025 Solar
Kearsarge East ProvidenceKearsarge East Providence LLCEast Providence, RI4 GWhNov 2020Dec 2025 Solar
Three Rivers Solar LLCASD Three Rivers Road MA Solar LLCWilbraham, MA6 GWhOct 2024Dec 2025 Solar
Billings RoadAltus Power America Management, LLCHardwick, VT2 GWhOct 2021Dec 2025 Solar
ER Salvage YardAltus Power America Management, LLCMorrisville, VT3 GWhOct 2021Dec 2025 Solar
276 Federal Rd(CSG)276FED WHAM8 Solar, LLCCarver, MA9 GWhOct 2021Dec 2025 Solar
0 Hammond St CSG0HAM WHAM8 Solar, LLCCarver, MA14 GWhSep 2021Dec 2025 Solar
59 Federal Rd(CSG)59FED WHAM8 Solar, LLCCarver, MA11 GWhOct 2021Dec 2025 Solar
Park StGreenbacker Renewable Energy CorporationRutland, VT2 GWhNov 2014Dec 2025 Solar
Torrington Solar One, LLCDG Connecticut III, LLCTorrington, CT3 GWhFeb 2021Dec 2025 Solar
Bristol Solar One, LLCDG Connecticut III, LLCBristol, CT5 GWhApr 2021Dec 2025 Solar
Watertown Solar One, LLCDG Connecticut III, LLCWatertown, CT3 GWhMay 2021Dec 2025 Solar
UMass BostonMSS Energy Holdings, LLC (d.b.a. Calibrant Energy)Dorchester, MA1 GWhDec 1971Dec 2025 Solar
ASD Cotuit MA Solar LLCASD Cotuit MA Solar LLCSandwich, MA4 GWhOct 2023Dec 2025 Solar
ASD Wallum MA Solar LLC(CSG)ASD Wallum MA Solar LLCDouglas, MA9 GWhDec 2021Dec 2025 Solar
FedEx MiddletownVCP Realty, LLCMiddletown, CT2 GWhOct 2024Dec 2025 Solar
Enfield Solar OneEnfield Solar One, LLCHartford, CT8 GWhMar 2024Dec 2025 Solar
71 Charlotte Furnace Rd Hybrid(CSG)71CFR WHAM8 Solar, LLCWareham, MA3 GWhNov 2021Dec 2025 Solar : 99.8%
77 Farm to Market Rd Hybrid(CSG)77F2M WHAM8 Solar, LLCWareham, MA9 GWhNov 2021Dec 2025 Solar
160 Tihonet Rd Hybrid(CSG)160TIH WHAM8 Solar, LLCWareham, MA10 GWhNov 2021Dec 2025 Solar
299 Farm to Market Rd Hybrid(CSG)299F2M WHAM8 Solar, LLCWareham, MA5 GWhNov 2021Dec 2025 Solar
Halifax SolarNuGen Capital ManagementHalifax, MA4 GWhJul 2015Dec 2025 Solar
580 River SolarNuGen Capital ManagementWinchendon, MA4 GWhAug 2018Dec 2025 Solar
115 G FisherGreenbacker Renewable Energy CorporationMiddleborough, MA2 GWhSep 2015Dec 2025 Solar
154 D FisherGreenbacker Renewable Energy CorporationMiddleborough, MA2 GWhNov 2015Dec 2025 Solar
North Haven Solar OneNorth Haven Solar One, LLCNorth Haven, CT3 GWhFeb 2024Dec 2025 Solar
River RoadNorridgewock River Road Solar, LLCNorridgewock, ME8 GWhFeb 2022Dec 2025 Solar
196 Tremont St(CSG)196TRE WHAM8 Solar, LLCCarver, MA4 GWhOct 2021Dec 2025 Solar
ER Bone Hill Solar, LLCAltus Power America Management, LLCNorthfield, VT2 GWhAug 2022Dec 2025 Solar
Bristol Landfill SolarNuGen Capital ManagementBristol, RI9 GWhFeb 2024Dec 2025 Solar
East Windsor Solar TwoEast Windsor Solar Two, LLCEast Windsor, CT749 MWhAug 2025Dec 2025 Solar
Clinton SolarEcos Energy LLCGriswold, CT2 GWhApr 2021Dec 2025 Solar
UMass PV Lot 22RWE Clean EnergyAmherst, MA3 GWhAug 2022Dec 2025 Solar
ER Center Road Solar, LLCAltus Power America Management, LLCHardwick, VT3 GWhApr 2022Dec 2025 Solar
Cranberry Highway Solar LLCCranberry Highway Solar, LLCWareham, MA3 GWhFeb 2021Dec 2025 Solar
Norton LLCGreenbacker Renewable Energy CorporationNorton, MA1 GWhAug 2020Dec 2025 Solar
Holliston LLCGreenbacker Renewable Energy CorporationHolliston, MA2 GWhSep 2020Dec 2025 Solar
W K SandersVillage of Morrisville - (VT)Hyde Park, VT716 MWhJun 1983Nov 2025 Water
Waters RiverCity of Peabody - (MA)Peabody, MA6 GWhNov 1971Nov 2025 Natural Gas : 71.3% Distillate Fuel Oil : 28.7%
Hydro Kennebec ProjectHydro Kennebec LLCWinslow, ME37 GWhDec 1988Nov 2025 Water
Future Generation WindRWE Clean EnergyPlymouth, MA12 GWhJul 2016Nov 2025 Wind
BrooksideTerraform ArcadiaNorth Smithfield, RI969 MWhOct 2015Nov 2025 Solar
Clement Dam Hydro LLCEagle Creek Renewable Energy, LLCTilton, NH7 GWhNov 1984Oct 2025 Water
Goodwin HydroelectricMetropolitan Dist of HartfordW. Hartland, CT8 GWhMar 1986Oct 2025 Water
Lochmere Hydroelectric PlantEagle Creek Renewable Energy, LLCTilton, NH2 GWhNov 1984Oct 2025 Water
Lilly LaneLSE Chamaeleon LLCCharlton, MA2 GWhMay 2018Oct 2025 Solar
1 CommercialMadison Energy Investments LLCSharon, MA622 MWhAug 2023Oct 2025 Solar
East Windsor Solar OneDG Connecticut III, LLCEast Windsor, CT6 GWhNov 2021Sep 2025 Solar
Oak Bluffs Diesel Generating FacilityVineyard Reliability LLCOak Bluffs, MA3 GWhDec 1968Sep 2025 Distillate Fuel Oil
West Tisbury Generating FacilityVineyard Reliability LLCWest Tisbury, MA5 GWhDec 1974Sep 2025 Distillate Fuel Oil
Hardwick-Athol & Eagle HillMadison Energy Investments LLCHardwick, MA2 GWhJun 2015Sep 2025 Solar
JackmanCentral Rivers Power NH, LLCHillsborough, NH8 GWhJan 1926Aug 2025 Water
Brassua Hydroelectric ProjectBrassua Hydroelectric LPRockwood, ME13 GWhAug 1989Aug 2025 Water
West CharlestonBarton Village, IncWest Charleston, VT6 GWhJun 1931Jul 2025 Water
Thundermist HydroCity of Woonsocket - (RI)Providence, RI3 GWhMay 1981Jul 2025 Water
ENGIE 2019 ProjectCo-MA1, LLCENGIE 2019 ProjectCo MA-1, LLCAgawam, MA5 GWhFeb 2021Jul 2025 Solar
NE Renewable Power JonesboroStored Solar J&WEJonesboro, ME16 MWhNov 1987Jun 2025 Gaseous Propane : 66.7% Wood/Wood Waste Solids : 33.3%
GardinerKEI (Maine) Power Management (III) LLCGardiner, ME4 GWhJun 1985Jun 2025 Water
Redman South Community SolarAES Distributed EnergyBrockport, NY8 GWhJan 2022Jun 2025 Solar
Jiminy Peak Wind QFJiminy Peak Mountain Resort, LLCHancock, MA2 MWhJul 2007Apr 2025 Wind
Twiss Street SolarCitizens Enterprises CorporationWestfield, MA2 GWhDec 2014Mar 2025 Solar
Advance Stores Company, IncTesla Inc.Enfield, CT1 GWhOct 2014Mar 2025 Solar
Cosgrove Intake and Power StationMassachusetts Water Res AuthClinton, MA646 MWhDec 1968Jan 2025 Water
Pepperidge Farm BloomfieldPepperidge Farm, Inc.- BloomfieldBloomfield, CT15 GWhJul 2008Dec 2024 Natural Gas
BJ's Wholesale Club, Inc- UxbridgeTesla Inc.Uxbridge, MA270 MWhJun 2017Dec 2024 Solar
Orbit Energy RIAnaergiaJohnston, RI144 MWhJun 2017Dec 2024 Other Biomass Gas
Hartford Landfill Solar EGFMaterials Innovation Recycling AuthorityHartford, CT1 GWhMay 2014Dec 2024 Solar
Natick MallNatick MallNatick, MA4 GWhDec 2014Dec 2024 Solar
Ticket Network South WindsorPowerflexSouth Windsor, CT2 GWhApr 2018Dec 2024 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator168.7 TWh2,170
#9Tennessee Valley Authority166.2 TWh209
#10Florida Power & Light Co.153.0 TWh188
#12New York Independent System Operator134.1 TWh1,334
#13Duke Energy Carolinas113.4 TWh578
#15ISO New England112.2 TWh1,667
#16Bonneville Power Administration91.1 TWh170
#17Duke Energy Progress East66.2 TWh574
#18PacifiCorp East61.4 TWh223
#19Salt River Project Agricultural Improvement and Power District60.5 TWh51