2. Balancing Authorities
  3. ISO New England

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 2025
Annual Generation 105.5 TWh
Power Plants1,577
Utilities819
Ranked #15 out of 65 in terms of net annual generation
Ranked #12 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 55.8% Nuclear | 26% Water | 5% Other Fuel | 4.4% Wind | 4% Solar | 1.5% 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 901 to 1,000 of 1,306
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Clinton SolarEcos Energy LLCGriswold, CT2 GWhApr 2021Dec 2024 Solar
UMass PV Lot 22Consolidated Edison Development Inc.Amherst, MA3 GWhAug 2022Dec 2024 Solar
ER Center Road Solar, LLCGreenbacker Renewable Energy CorporationHardwick, VT3 GWhApr 2022Dec 2024 Solar
Cranberry Highway Solar LLCCranberry Highway Solar, LLCWareham, MA2 GWhFeb 2021Dec 2024 Solar
ENGIE 2019 ProjectCo-MA1, LLCENGIE 2019 ProjectCo MA-1, LLCAgawam, MA6 GWhFeb 2021Dec 2024 Solar
Holliston LLCGreenbacker Renewable Energy CorporationHolliston, MA2 GWhSep 2020Dec 2024 Solar
Medtronic - New Haven 2Bloom EnergyNorth Haven, CT16 GWhSep 2020Dec 2024 Natural Gas
Medtronic - New HavenBloom EnergyNorth Haven, CT2 GWhSep 2020Dec 2024 Natural Gas
Equinix - BillericaBloom EnergyBillerica, MA15 GWhAug 2021Dec 2024 Natural Gas
WoburnGreenbacker Renewable Energy CorporationWoburn, MA2 GWhNov 2020Dec 2024 Solar
Fairhaven EFairhaven MA 1, LLCFairhaven, MA3 GWhJul 2021Dec 2024 Solar
Barrow SolarEcos Energy LLCSomers, CT3 GWhMay 2021Dec 2024 Solar
Indian River HydroEagle Creek Renewable Energy, LLCRussell, MA1 GWhNov 1909Dec 2024 Water
Gorham Solar 1 (CSG)CleanCapital HoldingsGorham, ME8 GWhOct 2023Dec 2024 Solar
MacKinnon SolarEcos Energy LLCRutland, VT3 GWhJul 2021Dec 2024 Solar
McHenry SolarEcos Energy LLCHampton, CT2 GWhSep 2021Dec 2024 Solar
MA CS Uxbridge Community SolarMA CS Uxbridge, LLCUxbridge, MA7 GWhJan 2023Dec 2024 Solar
BWC Maces Pond LLCNavisun LLCRockport, ME5 GWhNov 2021Dec 2024 Solar
Hartland SolarMadison Energy Holdings LLCHartland, ME7 GWhNov 2021Dec 2024 Solar
Unity SolarMadison Energy Holdings LLCUnity, ME8 GWhNov 2021Dec 2024 Solar
GD Johnson Scituate I, LLCGD Johnson Scituate I, LLCCranston, RI6 GWhNov 2021Dec 2024 Solar
GDIM 1, LLCGDIM 1, LLCNorth Smithfield, RI14 GWhNov 2021Dec 2024 Solar
GDIM 2, LLCGDIM 2, LLCNorth Smithfield, RI13 GWhNov 2021Dec 2024 Solar
GDIM 3, LLCGDIM 3, LLCNorth Smithfield, RI15 GWhNov 2021Dec 2024 Solar
GDIM 4, LLCGDIM 4, LLCNorth Smithfield, RI14 GWhNov 2021Dec 2024 Solar
Green Providence Wind I, LLCGreen Providence Wind I, LLCProvidence, RI2 GWhNov 2021Dec 2024 Wind
Green Providence Wind II, LLCGreen Providence Wind II, LLCProvidence, RI4 GWhNov 2021Dec 2024 Wind
Baldwin (ME)Maine DG Solar Baldwin, LLCWest Baldwin, ME10 GWhFeb 2022Dec 2024 Solar
AugustaMaine DG Solar Augusta, LLCAugusta, ME5 GWhFeb 2022Dec 2024 Solar
MonmouthMaine DG Solar Monmouth, LLCMonmouth, ME9 GWhFeb 2022Dec 2024 Solar
NolanLSE Crater LLCGreat Barrington, MA2 GWhOct 2017Dec 2024 Solar
Truck StopLSE Corona Austrina LLCWest Stockridge, MA3 GWhOct 2017Dec 2024 Solar
Bradford SolarBradford Solar, LLCHaverhill, MA8 GWhMar 2017Dec 2024 Solar
Whatley RenewablesWhatley Renewables, LLCWhatley, MA2 GWhSep 2020Dec 2024 Solar
Wachusett SolarWachusett Solar, LLCRutland, MA4 GWhJul 2019Dec 2024 Solar
ER Sand HillGreenbacker Renewable Energy CorporationCastleton, VT4 GWhOct 2022Dec 2024 Solar
Dartmouth Farms SolarDartmouth Farms Solar, LLCDartmouth, MA4 GWhOct 2017Dec 2024 Solar
Foster SolarFoster Solar, LLCNorth Scituate, RI2 GWhJul 2016Dec 2024 Solar
MA-Dighton-AMA CS Dighton, LLCDighton, MA2 GWhMay 2024Dec 2024 Solar
Brockelman Road Solar 2Brockelman Road Solar 2, LLCLancaster, MA2 GWhJul 2021Dec 2024 Solar
TES RowtierSkyHigh 2 SolarWestminster, MA5 GWhMar 2021Dec 2024 Solar
East Windsor Solar OneDG Connecticut III, LLCEast Windsor, CT9 GWhNov 2021Dec 2024 Solar
Southington Solar OneDG Connecticut III, LLCSouthington, CT9 GWhJan 2022Dec 2024 Solar
Faunce Corner Community SolarFaunce Corner Road Dartmouth Solar 1, LLCDartmouth, MA2 GWhJun 2022Dec 2024 Solar
Kearsarge Ludlow LLCKearsarge Ludlow LLCLudlow, MA6 GWhNov 2020Dec 2024 Solar
Kearsarge AcushnetKearsarge Acushnet LLCAcushnet, MA3 GWhJan 2020Dec 2024 Solar
Long Plain SolarLong Plain Solar, LLCWhatley, MA4 GWhNov 2019Dec 2024 Solar
Settlers SolarSettlers Solar, LLCLunenberg, MA8 GWhNov 2020Dec 2024 Solar
Griffin Road Solar 2Griffin Road Solar 2, LLCCharlton, MA2 GWhMay 2020Dec 2024 Solar
Woodland Avenue Solar 1Woodland Avenue Solar 1, LLCSeekonk, MA8 GWhJul 2020Dec 2024 Solar
RT405 Westerlo Solar 2RT405 Westerlo Solar 2, LLCAlbany, NY8 GWhFeb 2020Dec 2024 Solar
Webster SolarWebster Solar, LLCWebster, MA1 GWhNov 2017Dec 2024 Solar
LR Wheatfield Solar 1LR Wheatfield Solar 1, LLCWheatfield, NY8 GWhSep 2020Dec 2024 Solar
Pendleton Solar 1Pendleton Solar 1, LLCLockport, NY8 GWhSep 2020Dec 2024 Solar
Centech Gas GeneratorTown of Shrewsbury - (MA)Shrewsbury, MA537 MWhMar 2019Dec 2024 Natural Gas
Cream Street SolarCream Street Solar, LLCHyde Park, NY4 GWhNov 2020Dec 2024 Solar
Little Falls SolarLittle Falls SolarLittle Falls, NY4 GWhSep 2020Dec 2024 Solar
Little Falls Solar 1Little Falls Solar 1, LLCLittle Falls, NY3 GWhAug 2020Dec 2024 Solar
Burlington Solar 1DG Connecticut III, LLCBurlington, CT6 GWhJan 2022Dec 2024 Solar
1639 RT 29 Solar 11639 RT 29 Solar 1, LLCGloversville, NY8 GWhNov 2020Dec 2024 Solar
1639 RT 29 Solar 21639 RT 29 Solar 2, LLCGloversville, NY5 GWhNov 2020Dec 2024 Solar
Easton CSG 1 LLCEaston CSG 1 LLCEaston, ME5 GWhJan 2024Dec 2024 Solar
Limestone CSG 1 LLCLimestone CSG 1 LLCLimestone, ME5 MWhNov 2024Dec 2024 Solar
Limestone CSG 2 LLCLimestone CSG 2 LLCLimestone, ME62 MWhOct 2024Dec 2024 Solar
Dynamic Corinth (CSG)MN8 Energy LLCCorinth, ME9 GWhSep 2022Dec 2024 Solar
Dynamic Madison (CSG)MN8 Energy LLCMadison, ME10 GWhJul 2022Dec 2024 Solar
Kearsarge Smithfield LLCKearsarge Smithfield LLCBurrillville, RI14 GWhMar 2023Dec 2024 Solar
Kearsarge 100 Sohier RdKearsarge Beverly LLCBeverly, MA5 GWhApr 2023Dec 2024 Solar
Kearsarge West Shore Solar LLCKearsarge West Shore Solar LLCPortsmouth, RI9 GWhNov 2022Dec 2024 Solar
Harmony Solar (ME)Maine DG Solar Harmony, LLCHarmony, ME9 GWhJul 2022Dec 2024 Solar
Norton Powerhouse 2Norton Powerhouse 2Worcester, MA29 GWhOct 2022Dec 2024 Natural Gas
Sugar Hill Solar 1Sugar Hill Solar 1, LLCClifton Park, NY8 GWhNov 2020Dec 2024 Solar
3104 Batavia Solar3104 Batavia Solar, LLCBatavia, NY5 GWhFeb 2021Dec 2024 Solar
3232 Batavia Solar3232 Batavia Solar, LLCBatavia, NY7 GWhFeb 2021Dec 2024 Solar
Niagara Depot SolarNiagara Depot Solar, LLCNiagara Falls, NY5 GWhJun 2023Dec 2024 Solar
Arctaris Saddleback SolarArctaris Saddleback Solar, LLCDallas Plantation, ME5 GWhOct 2023Dec 2024 Solar
TPE RI WA2 SolarTPE RI WA2, LLCWarren, RI4 GWhMay 2024Dec 2024 Solar
TPE RI WA1 SolarTPE RI WA1, LLCWarren, RI4 GWhMay 2024Dec 2024 Solar
Generate Colchester Fuel Cells, LLCGenerate Colchester Fuel Cells, LLCColchester, CT77 GWhSep 2021Dec 2024 Natural Gas
Marlborough SolarMarlborough Solar, LLCMilton, NY3 GWhFeb 2021Dec 2024 Solar
Blacksmith Road Solar 1Blacksmith Road Solar 1, LLCFalmouth, MA8 GWhNov 2021Dec 2024 Solar
Electric Avenue Lunenburg Solar 1Electric Avenue Lunenburg Solar 1, LLCLunenburg, MA3 GWhNov 2021Dec 2024 Solar
Harbor Road Solar 1Harbor Road Solar 1, LLCCheshire, MA3 GWhNov 2021Dec 2024 Solar
Lenox RenewablesLenox Renewables, LLCCanastota, NY5 GWhAug 2021Dec 2024 Solar
Milo CSGMilo CSG, LLCMilo, ME7 GWhJan 2022Dec 2024 Solar
Livermore Falls CSGLivermore Falls CSG, LLCLivermore Falls, ME5 GWhApr 2022Dec 2024 Solar
Water Street SolarAES Distributed EnergyRandolph, ME7 GWhNov 2022Dec 2024 Solar
CoreSite - SomervilleBloom EnergySomerville, MA5 GWhAug 2020Dec 2024 Natural Gas
Connecticut CollegeBloom EnergyNew London, CT9 GWhAug 2019Dec 2024 Natural Gas
Pleasant StreetGreenbacker Renewable Energy CorporationWilton, ME5 GWhNov 2023Dec 2024 Solar
South Street - MiddleburyGreenbacker Renewable Energy CorporationMiddlebury, VT3 GWhNov 2023Dec 2024 Solar
Treasure Lane Solar 1AES Clean EnergyManchester, ME7 GWhApr 2023Dec 2024 Solar
Huxley SolarHuxley Solar, LLCLudlow, MA10 GWhNov 2022Dec 2024 Solar
Beacon Solar, LLCBeacon Solar, LLCEasthampton, MA9 GWhOct 2022Dec 2024 Solar
Town of Amherst SolarTown of Amherst Solar, LLCAmherst, MA4 GWhJul 2022Dec 2024 Solar
Niagara Bottling - BloomfieldWestbound Solar 3, LLCBloomfield, CT5 GWhOct 2022Dec 2024 Solar
Lewiston Junction Road SolarNextGrid Peppertree, LLCPoland, ME7 GWhDec 2021Dec 2024 Solar
Webb Road SolarNextGrid Mastic, LLCWaterville, ME6 GWhAug 2022Dec 2024 Solar
Merrill Road SolarNextGrid Mangrove, LLCLewiston, ME7 GWhFeb 2022Dec 2024 Solar
Lisbon Street SolarNextGrid Cliffrose, LLCLewiston, ME3 GWhMar 2022Dec 2024 Solar

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#61Alcoa Power Generating, Inc. - Yadkin Division696.7 GWh4
#25Dominion Energy South Carolina, Inc.25.7 TWh87
#13Duke Energy Carolinas112.5 TWh565
#17Duke Energy Progress East64.3 TWh559
#52Duke Energy Progress West4.3 TWh10
#24Louisville Gas and Electric Company and Kentucky Utilities Company34.4 TWh25
#12New York Independent System Operator131.6 TWh1,211
#1PJM Interconnection, LLC870.7 TWh2,465
#30South Carolina Public Service Authority18.9 TWh34
#59Southeastern Power Administration1.5 TWh11

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator188.0 TWh2,075
#9Tennessee Valley Authority161.6 TWh204
#10Florida Power & Light Co.148.9 TWh187
#12New York Independent System Operator131.6 TWh1,211
#13Duke Energy Carolinas112.5 TWh565
#15ISO New England105.5 TWh1,577
#16Bonneville Power Administration80.5 TWh163
#17Duke Energy Progress East64.3 TWh559
#18PacifiCorp East61.1 TWh216
#19Salt River Project Agricultural Improvement and Power District60.0 TWh48