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 901 to 1,000 of 1,367
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Brewer (CSG)Nautilus Solar SolutionsBrewer, ME7 GWhJul 2024Dec 2025 Solar
Cobble MountainCity of Holyoke Gas and Elec Dept - (MA)Granville, MA7 GWhDec 1929Dec 2025 Water
1639 RT 29 Solar 11639 RT 29 Solar 1, LLCGloversville, NY7 GWhNov 2020Dec 2025 Solar
Athens AT01Nautilus Solar SolutionsAthens, ME7 GWhMay 2022Dec 2025 Solar
Iron Horse Solar 4, LLCIron Horse Solar 4, LLCNorth Billerica, MA7 GWhMay 2017Dec 2025 Solar
Fisher Road SolarFisher Road Solar I, LLCDartmouth, MA7 GWhApr 2015Dec 2025 Solar
Mass Midstate Solar 1Evergreen Wind, LLCWarren, MA7 GWhApr 2014Dec 2025 Solar
Clement Dam Hydro LLCEagle Creek Renewable Energy, LLCTilton, NH7 GWhNov 1984Oct 2025 Water
Water Street SolarAES Distributed EnergyRandolph, ME7 GWhNov 2022Dec 2025 Solar
ME Novel Lighthouse - CarrabassettLuminace Sunbeam Development Holdings, LLCCarrabassett Valley, ME7 GWhNov 2023Dec 2025 Solar
BroadheadMadison Energy Investments LLCWaterville, ME7 GWhFeb 2023Dec 2025 Solar
Penobscot Narrows Solar IPenobscot Narrows Solar I LLCBucksport, ME7 GWhMay 2024Dec 2025 Solar
Syncarpha Palmer, LLCSyncarpha Palmer, LLCPalmer, MA7 GWhNov 2015Dec 2025 Solar
WED Shun I, LLCWED Shun I, LLCJohnston, RI7 GWhDec 2018May 2026 Wind
WED Plainfield, LLCWED Plainfield, LLCJohnston, RI7 GWhDec 2018Dec 2025 Wind
Tanglewood Circle Solar 1 LLCTanglewood Circle Solar 1 LLCBecket, MA7 GWhOct 2018Dec 2025 Solar
Pulpit HillLSE Fornax LLCAmherst, MA7 GWhJun 2019Dec 2025 Solar
Saint Albans SolarCypress Creek RenewablesGeorgia, VT7 GWhSep 2018Dec 2025 Solar
WED Plainfield III, LLCWED Plainfield III, LLCJohnston, RI7 GWhDec 2018Dec 2025 Wind
DG Haverhill CSGDG Haverhill LLCHaverhill, MA7 GWhAug 2017Dec 2025 Solar
FarmingtonMadison Energy Investments LLCFarmington, ME7 GWhNov 2023Dec 2025 Solar
Kearsarge William WayKearsarge William Way LLCBellingham, MA7 GWhNov 2021Dec 2025 Solar
Settlers SolarSettlers Solar, LLCLunenberg, MA7 GWhNov 2020Dec 2025 Solar
Pendleton Solar 1Pendleton Solar 1, LLCLockport, NY7 GWhSep 2020Dec 2025 Solar
StandishNautilus Solar SolutionsStandish, ME7 GWhSep 2023Dec 2025 Solar
SCS Harpswell 012903 Brunswick, LLCArevon Energy, Inc.Brunswick, ME7 GWhOct 2022Dec 2025 Solar
Golden Hills SolarGolden Hills Solar, LLCRutland, MA7 GWhAug 2017Dec 2025 Solar
BWC Origination 18BWC Origination 18, LLCMattapoisett, MA7 GWhNov 2018Dec 2025 Solar
Arctaris Saddleback SolarArctaris Saddleback Solar, LLCDallas Plantation, ME7 GWhOct 2023Dec 2025 Solar
WED Shun II, LLCWED Shun II, LLCJohnston, RI7 GWhDec 2018Dec 2025 Wind
New MarlboroughSunrise on Knight Rd. LLCNew Marlborough, MA7 GWhMay 2021Dec 2024 Solar
Plympton Main Street Solar, LLCREA Investments, LLCPlympton, MA7 GWhNov 2023Dec 2025 Solar
WesthamptonSunrise on Montague Rd. LLCWesthampton, MA7 GWhNov 2020Dec 2024 Solar
BWC Unity Pond LLCNavisun LLCBenton, ME7 GWhNov 2023Dec 2025 Solar
Indian Orchard Plant 1Solutia Inc-IndianSpringfield, MA7 GWhApr 1985May 2026 Natural Gas
Plymouth Site 1CleanCapital HoldingsPlympton, MA7 GWhSep 2013Dec 2025 Solar
Knapp East (CSG)AES Distributed EnergyAkron, NY7 GWhNov 2021Dec 2025 Solar
28 Livermore Hill Road Solar28 Livermore Hill Road Solar, LLCWestminster, MA7 GWhMay 2020Dec 2025 Solar
Townline Community SolarAES Distributed EnergyBatavia, NY7 GWhJan 2022Dec 2025 Solar
PittsfordGreen Mountain Power CorpPittsford, VT8 GWhJan 1914Dec 2025 Water
DudleyAMP MA DudleyDudley, MA8 GWhJun 2018Dec 2025 Solar
ZPD-PT Solar Project 2017-038 Hybrid LLCAES Distributed EnergyLancaster, MA8 GWhMar 2021Dec 2025 Solar
ME - EDF - Phase II - BelfastShining Solar Partners, LLCBelfast, ME8 GWhAug 2024Dec 2025 Solar
5 BerryMadison Energy Investments LLCPlainsville, MA8 GWhAug 2023Dec 2025 Solar
W. Orange Rd Solar LLCAES Distributed EnergyOrange, MA8 GWhAug 2021Dec 2025 Solar
Route 3 China Solar, LLCREA Investments, LLCChina, ME8 GWhNov 2022Dec 2025 Solar
Bradford SolarBradford Solar, LLCHaverhill, MA8 GWhMar 2017Dec 2024 Solar
WED Coventry 6Greenbacker Renewable Energy CorporationCoventry, RI8 GWhJul 2016May 2026 Wind
Syncarpha Northbridge II Hybrid CSGSyncarpha Northbridge II, LLCWhitinsville, MA8 GWhMar 2021Dec 2025 Solar
Cenergy - PulkBAP Grounded 2 LLCSabattus, ME8 GWhNov 2024Dec 2025 Solar
Treasure Lane Solar 1AES Clean EnergyManchester, ME8 GWhApr 2023Dec 2025 Solar
BWC Beech Ridge Brook, LLCNavisun LLCScarborough, ME8 GWhApr 2023Dec 2025 Solar
WED Plainfield II, LLCWED Plainfield II, LLCJohnston, RI8 GWhDec 2018Dec 2025 Wind
GSPP 409 Ferris RoadGreen Street Power PartnersLawrence, NY8 GWhNov 2024Dec 2025 Solar
Dennis LandfillClean Focus Yield, LLCDennis, MA8 GWhAug 2014Dec 2025 Solar
Lepomis PV Energy LLCCleanCapital HoldingsPlymouth, MA8 GWhMay 2014Dec 2025 Solar
10 Briggs Solar NG, LLC (East)NuGen Capital ManagementEast Greenwich, RI8 GWhMay 2021Dec 2025 Solar
Vergennes 9Green Mountain Power CorpVergennes, VT8 GWhDec 1911Dec 2025 Water
Sabattus SB01Nautilus Solar SolutionsSabattus, ME8 GWhSep 2023Dec 2025 Solar
Rowe (CSG)AES Distributed EnergyOlean, NY8 GWhOct 2021Dec 2025 Solar
Gregg FallsEagle Creek Renewable Energy, LLCGoffstown, NH8 GWhNov 1985Dec 2025 Water
MD - EDFR - Phase II - LewistonHayworth Solar Partners, LLCLewiston, ME8 GWhOct 2024Dec 2025 Solar
WED Shun III, LLCWED Shun III, LLCJohnston, RI8 GWhDec 2018Dec 2025 Wind
Beacon Solar, LLCAgilitas Energy, Inc.Easthampton, MA8 GWhOct 2022Dec 2025 Solar
Sanford CGANautilus Solar SolutionsSanford, ME8 GWhMay 2022Dec 2025 Solar
ME-EDFR-Phase I-WoolwichGreen Mile Solar, LLCWoolwich, ME8 GWhAug 2023Dec 2025 Solar
Goodwin HydroelectricMetropolitan Dist of HartfordW. Hartland, CT8 GWhMar 1986Oct 2025 Water
Wilbur Woods Solar LLCAES Distributed EnergyOrange, MA8 GWhAug 2021Dec 2025 Solar
MMWAC Resource Recovery FacilityMaine Waste to EnergyAuburn, ME8 GWhMay 1992May 2026 Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.2% Natural Gas : 1.8%
Southwick Solar PVNSTAR Electric CompanySouthwick, MA8 GWhDec 2018May 2026 Solar
Worcester LandfillCity of Worcester DPW - (MA)Worcester, MA8 GWhApr 2017Dec 2025 Solar
Westport B Community Solar GardenBWC Hamilton Brook LLCWestport, MA8 GWhOct 2018Dec 2025 Solar
French King Solar LLCFrench King Solar LLCErving, MA8 GWhOct 2022Dec 2025 Solar
Syncarpha Blandford Hybrid CSGSyncarpha Blandford, LLCBlandford, MA8 GWhNov 2019Dec 2025 Solar
RT405 Westerlo Solar 2RT405 Westerlo Solar 2, LLCAlbany, NY8 GWhFeb 2020Dec 2025 Solar
Pine HillOnsite Partners, LLCJohnston, RI8 GWhJul 2020Dec 2025 Solar
Wilmarth SolarWilmarth Lane Solar 1, LLCPlainville, MA8 GWhJan 2020Dec 2024 Solar
Main Rd Community SolarAES Distributed EnergyNewstead, NY8 GWhJun 2022Dec 2025 Solar
Sugar Hill Solar 1Sugar Hill Solar 1, LLCClifton Park, NY8 GWhNov 2020Dec 2025 Solar
GSPP 4643 Twelve Corners Road, LLCGreen Street Power PartnersAuburn, NY8 GWhMay 2023Dec 2025 Solar
Auburn Solar ProjectAgilitas Energy, Inc.Auburn, MA8 GWhApr 2022Dec 2025 Solar
Farmingdale FA01Nautilus Solar SolutionsFarmingdale, ME8 GWhMay 2022Dec 2025 Solar
North BridgtonNautilus Solar SolutionsOakland, ME8 GWhOct 2022Dec 2025 Solar
Syncarpha Millbury Hybrid (CSG)Syncarpha Millbury, LLCMillbury, MA8 GWhSep 2022Dec 2025 Solar
Clark Road Solar 1, LLCClark Road Solar 1, LLCGardner, MA8 GWhNov 2020Dec 2025 Solar
Fort FairfieldStandard SolarFort Fairfield, ME8 GWhJul 2023Dec 2025 Solar
Annese Solar Project Hybrid CSGAES Distributed EnergySouthbridge, MA8 GWhNov 2020Dec 2025 Solar : 99.1% Electricity used for energy storage : 0.9%
LoringAltus Power America Management, LLCLimestone, ME8 GWhApr 2023Dec 2025 Solar
FDX010.0 FedEx Fuel Cell2016 ESA Project Company, LLCMiddletown, CT8 GWhAug 2018Dec 2025 Natural Gas
Partridge SolarSoCore Energy LLCLanesborough, MA8 GWhAug 2022Dec 2025 Solar
River RoadNorridgewock River Road Solar, LLCNorridgewock, ME8 GWhFeb 2022Dec 2025 Solar
Sanford -NYNautilus Solar SolutionsSanford, ME8 GWhJan 2024Dec 2025 Solar
Palmyra PV - BD Solar Palmyra LLCBD Solar Palmyra LLCPalmyra, ME8 GWhMay 2022Dec 2025 Solar
Skyline SolarSoCore Energy LLCLanesborough, MA8 GWhAug 2022Dec 2025 Solar
ME-EDFR-Phase I-EmbdenTower Solar Partners, LLCEmbden, ME8 GWhNov 2023Dec 2025 Solar
Amherst College Co GenAmherst CollegeAmherst, MA8 GWhOct 2006Dec 2025 Natural Gas
West Street Solar 1 LLCAES Distributed EnergyGardner, MA8 GWhNov 2019Dec 2025 Solar
GMP Solar/Storage-Ferrisburgh HybridGreen Mountain Power CorpFerrisburgh, VT8 GWhAug 2019May 2026 Solar
Town HouseNautilus Solar SolutionsChelsea, ME8 GWhNov 2022Dec 2025 Solar
Enfield Solar OneEnfield Solar One, LLCHartford, CT8 GWhMar 2024Dec 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