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%

Map of ISO New England

Register Now for Comprehensive Access

Subscribe now to access all power plant data, utility information, FERC EQR data, and more for ISO New England.

Create Your Account Today

Daily Net Generation for ISO New England for the past 3 Years

List of All ISO New England Power Plants

Displaying Results 201 to 300 of 1,367
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Skyline SolarSoCore Energy LLCLanesborough, MA8 GWhAug 2022Dec 2025 Solar
Saddleback SolarSoCore Energy LLCLanesborough, MA4 GWhAug 2022Dec 2024 Solar
Partridge SolarSoCore Energy LLCLanesborough, MA8 GWhAug 2022Dec 2025 Solar
Jericho Landfill Solar FarmSoCore Energy LLCJerico, VT1 GWhDec 2020Dec 2025 Solar
Jericho Gravel Solar FarmSoCore Energy LLCJerico, VT2 GWhDec 2020Dec 2025 Solar
Caribou SolarSoCore Energy LLCCaribou, ME6 GWhNov 2024Dec 2025 Solar
Madawaska SolarSoCore Energy LLCSaint David, ME4 GWhNov 2024Dec 2025 Solar
French Road SolarSoCore Energy LLCAshland, ME3 GWhNov 2024Dec 2025 Solar
VEC Alburgh ArraySoCore Energy LLCAlburgh, VT1 GWhNov 2016Dec 2025 Solar
VEC Magee Hill SolarSoCore Energy LLCHinesburgh, VT2 GWhOct 2017Dec 2025 Solar
Smithfield Solar Farm, LLCSmithfield Solar FarmSmithfield, RI4 GWhJun 2020Dec 2025 Solar
TES RowtierSkyHigh 2 SolarWestminster, MA10 GWhMar 2021Dec 2025 Solar
SJA Solar LLC-Solterra Monastery CSGSJA Solar, LLCSpencer, MA24 GWhNov 2016Dec 2025 Solar
Hillsborough HosierySilverstreet HydroHillsboro, NH2 GWhNov 1989Dec 2024 Water
Sikorsky Aircraft CHPSikorsky Aircraft CorporationStratford, CT65 GWhMay 2010Dec 2025 Natural Gas : 99.9%
ME - EDF - Phase II - BelfastShining Solar Partners, LLCBelfast, ME8 GWhAug 2024Dec 2025 Solar
Milton HydroSFR Hydro CorMilton, NH5 GWhDec 1913Dec 2025 Water
Settlers SolarSettlers Solar, LLCLunenberg, MA7 GWhNov 2020Dec 2025 Solar
SEMASS Resource RecoverySEMASS PartnershipWest Wareham, MA553 GWhJun 1988May 2026 Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.2% Natural Gas : 1.7%
Scituate WindScituate Wind LLCScituate, MA3 GWhFeb 2012Dec 2025 Wind
Somerset PlantSappi Fine Paper North America-SomersetSkowhegan, ME568 GWhDec 1975May 2026 Black Liquor : 45.9% Wood/Wood Waste Solids : 32.4% Natural Gas : 13.1% Tire-derived Fuels : 4.1% Residual Fuel Oil : 3.7% Sludge Waste : 0.5%
Sanford SolarSanford Airport Solar, LLCSanford, ME87 GWhOct 2020May 2026 Solar
Sampson Road Community SolarSampson Road Solar, LLCCharlton, MA3 GWhNov 2017Dec 2025 Solar
Samoset SolarSamoset Solar, LLCRockport, ME4 GWhJun 2023Dec 2025 Solar
Salem Harbor Power Development LPSalem Harbor Power Development LPSalem, MA2 TWhApr 2018May 2026 Natural Gas
Ryegate Associates, LLCRyegate Associates, LLCEast Ryegate, VT158 GWhAug 1992Dec 2025 Wood/Wood Waste Solids
Future Generation WindRWE Clean EnergyPlymouth, MA12 GWhJul 2016Nov 2025 Wind
UMASSRWE Clean EnergyAmherst, MA5 GWhSep 2016Dec 2025 Solar
Dartmouth SolarRWE Clean EnergyDartmouth, MA2 GWhFeb 2011Dec 2025 Solar
CED FosterRWE Clean EnergyFoster, RI3 GWhNov 2017May 2026 Solar
CED Westfield Solar, LLCRWE Clean EnergyWestfield, MA3 GWhJul 2016Dec 2025 Solar
Shrewsbury SolarRWE Clean EnergyShrewsbury, MA4 GWhSep 2012Dec 2025 Solar
Padelford SolarRWE Clean EnergyBerkley, MA4 GWhNov 2012Dec 2025 Solar
Technology Drive SolarRWE Clean EnergyBrattleboro, VT3 GWhAug 2014Dec 2025 Solar
Northbridge SolarRWE Clean EnergySouth Grafton, MA3 GWhJul 2013Dec 2025 Solar
CED Northampton Solar LLC HybridRWE Clean EnergyNorthampton, MA6 GWhNov 2019Dec 2025 Solar
Merrimac SolarRWE Clean EnergyMerrimac, MA2 GWhNov 2013Dec 2025 Solar
Quittacas Pond SolarRWE Clean EnergyRochester, MA5 GWhNov 2013Dec 2025 Solar
Tihonet SolarRWE Clean EnergyWareham, MA2 GWhApr 2014Dec 2025 Solar
Groveland SolarRWE Clean EnergyGroveland, MA4 GWhNov 2012Dec 2025 Solar
Douglas SolarRWE Clean EnergyDouglas, MA3 GWhNov 2012Dec 2025 Solar
Wilson Solar (MA)RWE Clean EnergySpencer, MA870 MWhMay 2013Dec 2025 Solar
West Greenwich SolarRWE Clean EnergyWest Greenwich, RI2 GWhApr 2013May 2026 Solar
Dartmouth II SolarRWE Clean EnergyDartmouth, MA3 GWhMay 2012Dec 2025 Solar
Boston Scientific SolarRWE Clean EnergyQuincy, MA1 GWhNov 2012Dec 2025 Solar
CED Chicopee SolarRWE Clean EnergyChicopee, MA5 GWhJun 2017Dec 2025 Solar
Fairhaven MA 2RWE Clean EnergyFairhaven, MA4 GWhAug 2021Dec 2025 Solar
UMass PV Lot 22RWE Clean EnergyAmherst, MA3 GWhAug 2022Dec 2025 Solar
Rumford Power LLCRumford PowerRumford, ME793 GWhJun 2000Dec 2025 Natural Gas
RT405 Westerlo Solar 2RT405 Westerlo Solar 2, LLCAlbany, NY8 GWhFeb 2020Dec 2025 Solar
Alexander Road SolarRPNY Solar 7, LLCBatavia, NY3 GWhJun 2024Dec 2025 Solar
Pike Road Solar (NY)RPNY Solar 6, LLCBatavia, NY5 GWhJun 2024Dec 2025 Solar
Clemons Road SolarRPNY Solar 4, LLCMinoa, NY4 GWhJun 2024Dec 2025 Solar
RoxWindRoxWind LLCRoxbury, ME44 GWhOct 2021Dec 2025 Wind
Rounseville SolarRounseville Solar 1, LLCRochester, MA4 GWhJan 2020Dec 2025 Solar
Rochester MA 2Rochester MA 2 LLCRochester, MA1 GWhNov 2018Dec 2025 Solar
Robin Hollow SolarRobin Hollow Solar, LLCWest Greenwich, RI69 GWhNov 2023May 2026 Solar
Georges River EnergyRobbins Lumber IncSearsmont, ME52 GWhNov 2018Dec 2024 Wood/Wood Waste Solids
Rhode Island State Energy CenterRISEC Operating ServicesJohnston, RI4 TWhSep 2002Apr 2026 Natural Gas
Rhode Island Solar Renewable Energy IV,Rhode Island Solar Renewable Energy IV, LLCTiverton, RI18 GWhNov 2023Dec 2025 Solar
Johnston LFG Turbine PlantRhode Island LFG GencoJohnston, RI173 GWhApr 2013May 2026 Landfill Gas
Ridgewood Providence PowerRhode Island LFG GencoJohnston, RI4 GWhJul 2005Dec 2025 Landfill Gas
Rhode Island HospitalRhode Island HospitalProvidence, RI53 GWhSep 1974May 2026 Natural Gas : 87.3% Residual Fuel Oil : 12.7%
Alton Road SolarRevity Energy LLCBradford, RI24 GWhNov 2019Dec 2025 Solar
S D Warren WestbrookRelevate Power Management LLCWestbrook, ME15 GWhDec 1902Dec 2025 Water
ReEnergy Stratton LLCReEnergy Stratton LLCStratton, ME200 GWhOct 1989Dec 2025 Wood/Wood Waste Solids
ReEnergy Livermore FallsReEnergy Livermore FallsLivermore Falls, ME274 GWhJul 1992Dec 2025 Wood/Wood Waste Solids
Redbrook Community Solar 1Redbrook Solar 1, LLCPlympton, MA1 GWhSep 2017Dec 2025 Solar
Record Hill WindRecord Hill Wind LLCRoxbury, ME110 GWhDec 2011Dec 2025 Wind
Happy Hollow CSG HybridREA Investments, LLCWinchendon, MA9 GWhSep 2019Dec 2024 Solar
Washburn Road SolarREA Investments, LLCFreetown, MA3 GWhNov 2018Dec 2025 Solar
Ward Solar 1, LLCREA Investments, LLCCarver, MA3 GWhJan 2019Dec 2025 Solar
Skyway Avenue Solar FarmREA Investments, LLCFrenchville, ME3 GWhFeb 2024Dec 2025 Solar
Augusta Road Bowdoin Solar, LLCREA Investments, LLCBowdoin, ME5 GWhJan 2022Dec 2025 Solar
Sheridan Road Solar FarmREA Investments, LLCAshland, ME4 GWhJul 2024Dec 2025 Solar
Route 3 China Solar, LLCREA Investments, LLCChina, ME8 GWhNov 2022Dec 2025 Solar
Houlton Road Solar Farm (CSG)REA Investments, LLCFort Fairfield, ME2 GWhNov 2024Dec 2025 Solar
Plympton Lake Street SolarREA Investments, LLCPlympton, MA2 GWhNov 2022Dec 2025 Solar
Mariaville Road Elsworth Solar, LLCREA Investments, LLCEllsworth, ME1 GWhApr 2022Dec 2025 Solar
Plympton Main Street Solar, LLCREA Investments, LLCPlympton, MA7 GWhNov 2023Dec 2025 Solar
Perkins Road Belfast Solar, LLCREA Investments, LLCBelfast, ME9 GWhMay 2021Dec 2025 Solar
Nutting Ridge Solar, LLCREA Investments, LLCOtisfield, ME7 GWhMay 2023Dec 2025 Solar
Market Street Gardiner Solar, LLCREA Investments, LLCGardiner, ME6 GWhJun 2022Dec 2025 Solar
North Nobleboro Road, LLCREA Investments, LLCWaldoboro, ME4 GWhMay 2021Dec 2025 Solar
Church Hill Road Augusta Solar, LLCREA Investments, LLCAugusta, ME7 GWhJan 2022Dec 2025 Solar
Canton GLC Solar, LLCREA Investments, LLCCanton, ME5 GWhMar 2024Dec 2025 Solar
Rand Whitney CHP PlantRand Whitney Containerboard L.P.Montville, CT132 GWhMar 2005May 2026 Natural Gas
Quinebaug SolarQuinebaug Solar, LLCCanterbury, CT74 GWhNov 2021May 2026 Solar
Quinebaug Lower ProjectQuinebaug Associates LLCBrooklyn, CT5 GWhMar 1990Dec 2025 Water
Williams College - Campus CHPPresident & Trustees of Williams CollegeWilliamstown, MA3 GWhFeb 2003Dec 2025 Natural Gas : 98.4% Distillate Fuel Oil : 1.6%
Berkshire 1PPS Berkshire Solar LLCSheffield, MA2 GWhNov 2011Dec 2024 Solar
Corbin Russwin Phase 3 BerlinPowerflexBerlin, CT2 GWhMar 2018Dec 2025 Solar
Ticket Network South WindsorPowerflexSouth Windsor, CT2 GWhApr 2018Dec 2024 Solar
ALDI DC 2PowerflexSouth Windsor, CT1 GWhJan 2018Dec 2025 Solar
Pontook Hydro FacilityPontook Operating LPDummer, NH51 GWhNov 1986Dec 2025 Water
Pleasantdale Road Community SolarPleasantdale Road Solar, LLCRutland, MA1 GWhAug 2017Dec 2025 Solar
Plainfield Community Solar LLCPlainfield Solar LLCPlainfield, MA3 GWhJan 2019Dec 2025 Solar
Plainfield Renewable Energy LLCPlainfield Renewable Energy, LLCPlainfield, CT245 GWhNov 2013Dec 2025 Wood/Wood Waste Solids : 99.3% Other Biomass Liquids : 0.7%
Pittsfield Solar LLCPittsfiled Solar LLCPittsfield, ME15 GWhNov 2017Dec 2025 Solar
Pittsfield Generating LPPittsfield Generating Company, LPPittsfield, MA136 GWhJun 1990May 2026 Natural Gas : 96.9% Distillate Fuel Oil : 3.1%

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