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 601 to 700 of 1,306
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Dartmouth Farms SolarDartmouth Farms Solar, LLCDartmouth, MA4 GWhOct 2017Dec 2024 Solar
Oneida County- DPWTesla Inc.Oriskany, NY2 GWhSep 2017Dec 2024 Solar
Redbrook Community Solar 1Redbrook Solar 1, LLCPlympton, MA4 GWhSep 2017Dec 2024 Solar
Barrett Farm Solar - Phase IOnyx Asset Services GroupThompson, CT3 GWhSep 2017Dec 2024 Solar
Barton Acres Solar, LLC CSG38 Degrees North, LLCPhillipston, MA2 GWhSep 2017Dec 2024 Solar
Cohasse Solar, LLC CSG38 Degrees North, LLCSouthbridge, MA2 GWhSep 2017Dec 2024 Solar
Solar Mule, LLCSolar Mule, LLCOakland, ME2 GWhAug 2017Dec 2024 Solar
Upton Community SolarUpton Solar, LLCUpton, MA3 GWhAug 2017Dec 2024 Solar
Pleasantdale Road Community SolarPleasantdale Road Solar, LLCRutland, MA1 GWhAug 2017Dec 2024 Solar
Hatfield Renewables Community SolarHatfield Renewables, LLCHatfield, MA3 GWhAug 2017Dec 2024 Solar
Golden Hills SolarGolden Hills Solar, LLCRutland, MA8 GWhAug 2017Dec 2024 Solar
DG Haverhill CSGDG Haverhill LLCHaverhill, MA2 GWhAug 2017Dec 2024 Solar
515 Main Saugus515 Main Saugus LLCSaugus, MA2 GWhAug 2017Dec 2024 Solar
CMEEC - Polaris Park Solar HybridTesla Inc.Gordon, CT5 GWhJul 2017Dec 2024 Solar
Bird Machine Solar FarmBird Machine Solar Farm, LLCSouth Walpole, MA6 GWhJul 2017Dec 2024 Solar
Brook Street Solar 1 CSGBrook Street Solar 1, LLCPlympton, MA3 GWhJul 2017Dec 2024 Solar
Farley Road Community SolarFarley Road Solar, LLCDudley, MA2 GWhJul 2017Dec 2024 Solar
DG Foxborough Elm CSGDG Foxborough Elm LLCFoxborough, MA3 GWhJul 2017Dec 2024 Solar
Town of Foxborough - Landfill (SREC II)Town of Foxborough - Landfill (SREC II)Foxborough, MA2 GWhJul 2017Dec 2024 Solar
DG Tufts Knoll LLC CSGDG Tufts Knoll, LLCNorth Grafton, MA3 GWhJul 2017Dec 2024 Solar
Solten Plainville 6000, LLCAltus Power America Management, LLCPlainville, MA7 GWhJul 2017Dec 2024 Solar
Dudley Solar CSGDudley Solar, LLCDudley, MA3 GWhJul 2017Dec 2024 Solar
Monson Solar, LLCMonson Solar, LLCMonson, MA3 GWhJul 2017Dec 2024 Solar
Dover (MA)BWC Buckmaster Pond LLCDover, MA2 GWhJul 2017Dec 2024 Solar
BJ's Wholesale Club, Inc- UxbridgeTesla Inc.Uxbridge, MA270 MWhJun 2017Dec 2024 Solar
Onondaga County- ClearwaterTesla Inc.Oswego, NY3 GWhJun 2017Dec 2024 Solar
Cedarville CSGAltus Power America Management, LLCPlymouth, MA4 GWhJun 2017Dec 2024 Solar
Orbit Energy RIAnaergiaJohnston, RI144 MWhJun 2017Dec 2024 Other Biomass Gas
Smith & Wesson at Springfield MA PVLuminace Solar Massachusetts, LLCSpringfield, MA2 GWhJun 2017Dec 2024 Solar
DG Crystal Spring CSGDG Crystal Spring LLCMattapoisett, MA7 GWhJun 2017Dec 2024 Solar
CED Chicopee SolarConsolidated Edison Development Inc.Chicopee, MA5 GWhJun 2017Dec 2024 Solar
DG Dighton LLC CSGDG Dighton, LLCDighton, MA5 GWhJun 2017Dec 2024 Solar
Newton Rumford LandfillNewton Municipal Solar LLC - RumfordNewton, MA3 GWhJun 2017Dec 2024 Solar
Westport Community Solar GardenBWC Bass River LLCWestport, MA4 GWhJun 2017Dec 2024 Solar
Hewlett-Packard (HP) - Andover, MATesla Inc.Andover, MA2 GWhMay 2017Dec 2024 Solar
Town of HalfmoonTesla Inc.Waterford, NY1 GWhMay 2017Dec 2024 Solar
West Bridgewater AB CSGMN8 Energy LLCWest Bridgewater, MA3 GWhMay 2017Dec 2024 Solar
CMEEC - Navy NE TridentTesla Inc.Groton, CT1 GWhMay 2017Dec 2024 Solar
Renew Canal 1 CSG LLCNRG Renew Canal 1 LLCSandwich, MA2 GWhMay 2017Dec 2024 Solar
Iron Horse Solar 4, LLCIron Horse Solar 4, LLCNorth Billerica, MA7 GWhMay 2017Dec 2024 Solar
West Brookfield Solar - Gilbertsville RdNautilus Solar SolutionsWest Brookfield, MA6 GWhMay 2017Dec 2024 Solar
Dynamic - WalpoleAES Distributed EnergyWalpole, MA3 GWhMay 2017Dec 2024 Solar
Kenmare - Mansfield Branch StreetMN8 Energy LLCMansfield, MA2 GWhMay 2017Dec 2024 Solar
Orange County Solar Farm (NY)Tesla Inc.Goshen, NY2 GWhApr 2017Dec 2024 Solar
Fairhaven C CSGMN8 Energy LLCFairhaven, MA3 GWhApr 2017Dec 2024 Solar
Worcester LandfillCity of Worcester DPWWorcester, MA8 GWhApr 2017Dec 2024 Solar
Shirley LandfillAltus Power America Management, LLCShirley, MA1 GWhApr 2017Dec 2024 Solar
Hampshire College HybridTesla Inc.Amherst, MA5 GWhApr 2017Dec 2024 Solar
Town of Lexington SolarSyncarpha Lexington, LLCLexington, MA3 GWhApr 2017Dec 2024 Solar
HudsonCaptona Hudson LLCHudson, MA6 GWhApr 2017Dec 2024 Solar
CarverCaptona Carver LLCNorth Carver, MA2 GWhApr 2017Dec 2024 Solar
Bashaw Solar CSG 1, LLCBashaw Solar 1, LLCNewbury, MA3 GWhMar 2017Dec 2024 Solar
Boston Medical Center CHP PlantBoston Medical CenterBoston, MA14 GWhMar 2017Dec 2024 Natural Gas
Peterson Road SolarPeterson Road Solar, LLCPalmer, MA4 GWhMar 2017Dec 2024 Solar
301 Chestnut Solar NGNuGen Capital ManagementEast Longmeadow, MA2 GWhMar 2017Dec 2024 Solar
Falmouth Landfill SolarCitizens Enterprises CorporationFalmouth, MA5 GWhMar 2017Dec 2024 Solar
Citizens Agawam Landfill SolarCitizens Enterprises CorporationAgawam, MA3 GWhMar 2017Dec 2024 Solar
East Acres Solar NG, LLCNuGen Capital ManagementPittsfield, MA5 GWhMar 2017Dec 2024 Solar
BerkleyCaptona Berkley LLCBerkley, MA4 GWhMar 2017Dec 2024 Solar
ChicopeeCaptona Chicopee LLCChicopee, MA3 GWhMar 2017Dec 2024 Solar
Bradford SolarBradford Solar, LLCHaverhill, MA8 GWhMar 2017Dec 2024 Solar
WED Coventry 5Greenbacker Renewable Energy CorporationCoventry, RI3 GWhFeb 2017Dec 2024 Wind
Spring Street Solar 1 CSGSpring Street Solar 1, LLCCarver, MA3 GWhFeb 2017Dec 2024 Solar
Kearsarge GranbyKearsarge Granby LLCGranby, MA4 GWhFeb 2017Dec 2024 Solar
CMEEC - Rogers Rd SolarTesla Inc.Norwich, CT875 MWhJan 2017Dec 2024 Solar
DG Tufts Science LLC CSGDG Tufts Science, LLCNorth Grafton, MA1 GWhJan 2017Dec 2024 Solar
Mt. Tom Solar Project HybridMt. Tom Solar, LLCHolyoke, MA4 GWhDec 2016Dec 2024 Solar
IOS - MEW Phase 1Madison Energy Holdings LLCMadison, ME1 GWhDec 2016Dec 2024 Solar
Norton Landfill SolarCitizens Enterprises CorporationNorton, MA2 GWhDec 2016Dec 2024 Solar
Tyngsborough SolarCitizens Enterprises CorporationTyngsborough, MA4 GWhDec 2016Dec 2024 Solar
Kearsarge Concord IIKearsarge Concord II LLCConcord, MA7 GWhDec 2016Dec 2024 Solar
Bingham WindOnward EnergyBingham, ME489 GWhNov 2016Sep 2025 Wind
Block Island Wind FarmDeepwater Wind Block Island LLCNA, RI85 GWhNov 2016Sep 2025 Wind
Hancock Wind PlantOnward EnergyT22 MD, ME121 GWhNov 2016Sep 2025 Wind
Hunt Road SolarCitizens Enterprises CorporationAmesbury, MA7 GWhNov 2016Dec 2024 Solar
Palmer LandfillSyncarpha Bondsville, LLCPalmer, MA6 GWhNov 2016Dec 2024 Solar
CMEEC - BozrahTesla Inc.Bozrah, CT3 GWhNov 2016Dec 2024 Solar
Conn Mun Electric Energy CoopTesla Inc.Norwich, CT1 GWhNov 2016Dec 2024 Solar
SJA Solar LLC-Solterra Monastery CSGSJA Solar, LLCSpencer, MA27 GWhNov 2016Dec 2024 Solar
Pisgah Mountain WindPisgah Mountain, LLCClifton, ME25 GWhNov 2016Dec 2024 Wind
GMP Solar - Panton HybridGreen Mountain Power CorpPanton, VT9 GWhNov 2016Sep 2025 Solar : 99.1% Electricity used for energy storage : 0.9%
UI RCP Woodbridge FCUnited Illuminating CoWoodbridge, CT18 GWhNov 2016Dec 2024 Natural Gas
CMEEC - Norwich Stott St Solar HybridTesla Inc.Norwich, CT4 GWhNov 2016Dec 2024 Solar
Meadow SolarAltus Power America Management, LLCBoston, MA4 GWhNov 2016Dec 2024 Solar
Iron Horse Solar I CSGIron Horse Solar 1, LLCNorth Billerica, MA4 GWhNov 2016Dec 2024 Solar
VEC Alburgh ArraySoCore Energy LLCAlburgh, VT1 GWhNov 2016Dec 2024 Solar
GMP Solar - HartfordGreen Mountain Power CorpHartford, VT7 GWhNov 2016Sep 2025 Solar
GMP Solar - WilliamstownGreen Mountain Power CorpWilliamstown, VT7 GWhNov 2016Sep 2025 Solar
Cold River Road SolarAEP Onsite Partners, LLCNorth Clarendon, VT3 GWhNov 2016Dec 2024 Solar
AIS Solar ProjectTerraform ArcadiaLeominster, MA3 GWhNov 2016Dec 2024 Solar
Kearsarge Bellingham PVKearsarge Bellingham LLCBellingham, MA5 GWhNov 2016Dec 2024 Solar
Canis Major Solar FarmLSE Canis Major LLCSuffield, CT4 GWhNov 2016Dec 2024 Solar
Canis Minor Solar FarmLSE Canis Minor LLCBarkhamsted, CT2 GWhNov 2016Dec 2023 Solar
West Boylston Community Shared SolarTown of West Boylston - (MA)West Boylston, MA2 GWhNov 2016Dec 2024 Solar
Syncarpha Still River, LLC CSGSyncarpha Still River, LLCBolton, MA4 GWhNov 2016Dec 2024 Solar
Hadley 2 Solar, LLC CSGHadley 2 Solar, LLCHadley, MA3 GWhNov 2016Dec 2024 Solar
WestminsterMN8 Energy LLCWestminster, VT3 GWhNov 2016Dec 2024 Solar
Cranberry SolarGWE Cranberry Solar RT, LLCMiddleborough, MA1 GWhNov 2016Dec 2024 Solar
GMP Solar - WillistonGreen Mountain Power CorpWilliston, VT6 GWhOct 2016Sep 2025 Solar
Sutton Solar CSGSutton Solar, LLCSutton, MA3 GWhOct 2016Dec 2024 Solar

Surrounding Balancing Authorities

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