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 701 to 800 of 1,367
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
CMEEC - Navy NE TridentTesla Inc.Groton, CT1 GWhMay 2017Dec 2025 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 2025 Solar
West Brookfield Solar - Gilbertsville RdNautilus Solar SolutionsWest Brookfield, MA5 GWhMay 2017Dec 2025 Solar
Dynamic - WalpoleAES Distributed EnergyWalpole, MA2 GWhMay 2017Dec 2025 Solar
Kenmare - Mansfield Branch StreetMN8 Energy LLCMansfield, MA2 GWhMay 2017Dec 2025 Solar
Orange County Solar Farm (NY)Tesla Inc.Goshen, NY2 GWhApr 2017Dec 2025 Solar
Fairhaven C CSGMN8 Energy LLCFairhaven, MA2 GWhApr 2017Dec 2025 Solar
Worcester LandfillCity of Worcester DPW - (MA)Worcester, MA8 GWhApr 2017Dec 2025 Solar
Shirley LandfillAltus Power America Management, LLCShirley, MA1 GWhApr 2017Dec 2025 Solar
Hampshire College HybridTesla Inc.Amherst, MA3 GWhApr 2017Dec 2025 Solar
Town of Lexington SolarSyncarpha Lexington, LLCLexington, MA3 GWhApr 2017Dec 2025 Solar
HudsonCaptona Hudson LLCHudson, MA5 GWhApr 2017Dec 2025 Solar
CarverCaptona Carver LLCNorth Carver, MA2 GWhApr 2017Dec 2025 Solar
Bashaw Solar CSG 1, LLCBashaw Solar 1, LLCNewbury, MA3 GWhMar 2017Dec 2025 Solar
Chocksett Rd Energy Storage ProjectSterling Municipal Light Department - (MA)Sterling, MA62 MWhMar 2017Dec 2025 Electricity used for energy storage
Boston Medical Center CHP PlantBoston Medical CenterBoston, MA14 GWhMar 2017Dec 2025 Natural Gas
Peterson Road SolarPeterson Road Solar, LLCPalmer, MA4 GWhMar 2017Dec 2025 Solar
301 Chestnut Solar NGNuGen Capital ManagementEast Longmeadow, MA2 GWhMar 2017Dec 2025 Solar
Falmouth Landfill SolarCitizens Enterprises CorporationFalmouth, MA5 GWhMar 2017Dec 2025 Solar
Citizens Agawam Landfill SolarCitizens Enterprises CorporationAgawam, MA3 GWhMar 2017Dec 2025 Solar
East Acres Solar NG, LLCNuGen Capital ManagementPittsfield, MA5 GWhMar 2017Dec 2025 Solar
BerkleyCaptona Berkley LLCBerkley, MA4 GWhMar 2017Dec 2025 Solar
ChicopeeCaptona Chicopee LLCChicopee, MA2 GWhMar 2017Dec 2025 Solar
Bradford SolarBradford Solar, LLCHaverhill, MA8 GWhMar 2017Dec 2024 Solar
WED Coventry 5Greenbacker Renewable Energy CorporationCoventry, RI3 GWhFeb 2017Dec 2025 Wind
Spring Street Solar 1 CSGSpring Street Solar 1, LLCCarver, MA3 GWhFeb 2017Dec 2024 Solar
Kearsarge GranbyKearsarge Granby LLCGranby, MA4 GWhFeb 2017Dec 2025 Solar
CMEEC - Rogers Rd SolarTesla Inc.Norwich, CT2 GWhJan 2017Dec 2025 Solar
DG Tufts Science LLC CSGDG Tufts Science, LLCNorth Grafton, MA1 GWhJan 2017Dec 2025 Solar
Mt. Tom Solar Project HybridMt. Tom Solar, LLCHolyoke, MA4 GWhDec 2016Dec 2025 Solar
IOS - MEW Phase 1Madison Energy Holdings LLCMadison, ME1 GWhDec 2016Dec 2024 Solar
Norton Landfill SolarCitizens Enterprises CorporationNorton, MA2 GWhDec 2016Dec 2025 Solar
Tyngsborough SolarCitizens Enterprises CorporationTyngsborough, MA3 GWhDec 2016Dec 2025 Solar
Kearsarge Concord IIKearsarge Concord II LLCConcord, MA7 GWhDec 2016Dec 2025 Solar
Bingham WindOnward EnergyBingham, ME474 GWhNov 2016May 2026 Wind
Block Island Wind FarmDeepwater Wind Block Island LLCNA, RI83 GWhNov 2016May 2026 Wind
Hancock Wind PlantOnward EnergyT22 MD, ME112 GWhNov 2016May 2026 Wind
Hunt Road SolarCitizens Enterprises CorporationAmesbury, MA7 GWhNov 2016Dec 2025 Solar
Palmer LandfillSyncarpha Bondsville, LLCPalmer, MA6 GWhNov 2016Dec 2025 Solar
CMEEC - BozrahTesla Inc.Bozrah, CT3 GWhNov 2016Dec 2025 Solar
Conn Mun Electric Energy CoopTesla Inc.Norwich, CT1 GWhNov 2016Dec 2025 Solar
SJA Solar LLC-Solterra Monastery CSGSJA Solar, LLCSpencer, MA24 GWhNov 2016Dec 2025 Solar
Pisgah Mountain WindPisgah Mountain, LLCClifton, ME28 GWhNov 2016Dec 2025 Wind
GMP Solar - Panton HybridGreen Mountain Power CorpPanton, VT8 GWhNov 2016May 2026 Solar
UI RCP Woodbridge FCUnited Illuminating CoWoodbridge, CT17 GWhNov 2016Dec 2025 Natural Gas
CMEEC - Norwich Stott St Solar HybridTesla Inc.Norwich, CT4 GWhNov 2016Dec 2025 Solar
Meadow SolarAltus Power America Management, LLCBoston, MA4 GWhNov 2016Dec 2025 Solar
Iron Horse Solar I CSGIron Horse Solar 1, LLCNorth Billerica, MA4 GWhNov 2016Dec 2025 Solar
VEC Alburgh ArraySoCore Energy LLCAlburgh, VT1 GWhNov 2016Dec 2025 Solar
GMP Solar - HartfordGreen Mountain Power CorpHartford, VT7 GWhNov 2016May 2026 Solar
GMP Solar - WilliamstownGreen Mountain Power CorpWilliamstown, VT7 GWhNov 2016May 2026 Solar
Cold River Road SolarOnsite Partners, LLCNorth Clarendon, VT3 GWhNov 2016Dec 2025 Solar
AIS Solar ProjectTerraform ArcadiaLeominster, MA3 GWhNov 2016Dec 2025 Solar
Kearsarge Bellingham PVKearsarge Bellingham LLCBellingham, MA5 GWhNov 2016Dec 2025 Solar
Canis Major Solar FarmLSE Canis Major LLCSuffield, CT3 GWhNov 2016Dec 2025 Solar
West Boylston Community Shared SolarTown of West Boylston - (MA)West Boylston, MA447 MWhNov 2016Dec 2025 Solar
Syncarpha Still River, LLC CSGSyncarpha Still River, LLCBolton, MA4 GWhNov 2016Dec 2025 Solar
Hadley 2 Solar, LLC CSGHadley 2 Solar, LLCHadley, MA3 GWhNov 2016Dec 2025 Solar
WestminsterMN8 Energy LLCWestminster, VT2 GWhNov 2016Dec 2025 Solar
Cranberry SolarGWE Cranberry Solar RT, LLCMiddleborough, MA2 GWhNov 2016Dec 2025 Solar
GMP Solar - WillistonGreen Mountain Power CorpWilliston, VT6 GWhOct 2016May 2026 Solar
Sutton Solar CSGSutton Solar, LLCSutton, MA3 GWhOct 2016Dec 2025 Solar
Syncarpha FreetownMarie's Way Solar I, LLCFreetown, MA6 GWhOct 2016Dec 2025 Solar
Barrett PVMN8 Energy LLCOxford, MA17 GWhOct 2016Dec 2025 Solar
Centaurus Solar - MALSE Centaurus LLCAshland, MA3 GWhOct 2016Dec 2025 Solar
WED Coventry 1WED Coventry One, LLCCoventry, RI3 GWhSep 2016Dec 2025 Wind
Pfizer Groton Fuel CellGroton Fuel Cell 1 LLCGroton, CT30 GWhSep 2016Dec 2024 Natural Gas
Athens EnergyAthens Energy, LLCAthens, ME56 GWhSep 2016Dec 2025 Wood/Wood Waste Solids
GMP Solar - RichmondGreen Mountain Power CorpRichmond, VT3 GWhSep 2016May 2026 Solar
Curtis Hill Solar CSGCCC Solar Holdings LLCCharlton, MA3 GWhSep 2016Dec 2024 Solar
Depot Hill Solar CSGCCC Solar Holdings LLCCharlton, MA3 GWhSep 2016Dec 2025 Solar
Grafton PVMN8 Energy LLCGrafton, MA4 GWhSep 2016Dec 2025 Solar
UMASSRWE Clean EnergyAmherst, MA5 GWhSep 2016Dec 2025 Solar
Carver MA 1 Community SolarNavisun LLCCarver, MA3 GWhAug 2016Dec 2025 Solar
Wareham MA 1 Community SolarNavisun LLCWareham, MA3 GWhAug 2016Dec 2025 Solar
Westport MA 1 Community SolarNavisun LLCWestport, MA2 GWhAug 2016Dec 2025 Solar
Westport MA 2 Community SolarNavisun LLCWestport, MA2 GWhAug 2016Dec 2025 Solar
WED Coventry 2WED Coventry Two, LLCCoventry, RI9 GWhJul 2016May 2026 Wind
WED Coventry 3WED Coventry Three, LLCCoventry, RI3 GWhJul 2016Dec 2025 Wind
WED Coventry 4WED Coventry Four, LLCCoventry, RI3 GWhJul 2016Dec 2025 Wind
WED Coventry 6Greenbacker Renewable Energy CorporationCoventry, RI8 GWhJul 2016May 2026 Wind
Future Generation WindRWE Clean EnergyPlymouth, MA12 GWhJul 2016Nov 2025 Wind
CED Westfield Solar, LLCRWE Clean EnergyWestfield, MA3 GWhJul 2016Dec 2025 Solar
Shirley WaterAltus Power America Management, LLCShirley, MA3 GWhJul 2016Dec 2025 Solar
WED Portsmouth One, LLCGreenbacker Renewable Energy CorporationPortsmouth, RI5 GWhJul 2016Dec 2025 Wind
Nebraska Valley Solar FarmTown of Stowe - (VT)Stowe, VT1 GWhJul 2016Dec 2025 Solar
Foster SolarFoster Solar, LLCNorth Scituate, RI2 GWhJul 2016Dec 2025 Solar
Passadumkeag Windpark LLCSouthern Power CoGreenbush, ME138 GWhJun 2016May 2026 Wind
Stafford MS Ground Mount Community SolarTown of Stafford - (CT)Stafford, CT3 GWhJun 2016Dec 2025 Solar
GELD Solar FarmAmeresco, Inc - GELDGroton, MA3 GWhMay 2016Dec 2025 Solar
Brookfield Wire CompanyDynamic Energy Solutions, LLCBrookfield, MA2 GWhMay 2016Dec 2025 Solar
Sudbury SolarEcos Energy LLCSudbury, VT2 GWhApr 2016Dec 2025 Solar
Rail TrailAltus Power America Management, LLCGreat Barrington, MA3 GWhApr 2016Dec 2025 Solar
Rising PaperAltus Power America Management, LLCGreat Barrington, MA3 GWhApr 2016Dec 2025 Solar
Ball Mountain HydroEagle Creek Renewable Energy, LLCJamaica, VT995 MWhMar 2016Dec 2025 Water
Onset East Community Solar FacilityKearsarge Onset LLCWareham, MA2 GWhMar 2016Dec 2025 Solar
Onset West Community Solar FacilityKearsarge Onset LLCWareham, MA2 GWhMar 2016Dec 2025 Solar
Shuman SolarNuGen Capital ManagementStoughton, MA2 GWhMar 2016Dec 2025 Solar
Southbridge SolarAES Distributed EnergySouthbridge, MA2 GWhFeb 2016Mar 2026 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