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 2024
Annual Generation 102.8 TWh
Power Plants1,487
Utilities782
Ranked #15 out of 65 in terms of net annual generation
Ranked #11 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 57.6% Nuclear | 25% Water | 7.7% Other Fuel | 4.6% Wind | 3.3% Solar | 1.2% 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 101 to 200 of 1,204
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Meadow SolarAltus Power America Management, LLCBoston, MA4 GWhNov 2016Dec 2023 Solar
M Street JetMassachusetts Bay Trans AuthBoston, MA275 MWhApr 1979Dec 2023 Kerosene
Gillette SBMCThe Gillette CompanyBoston, MA61 GWhJan 1971Aug 2024 Natural Gas : 99.9%
Boston Medical Center CHP PlantBoston Medical CenterBoston, MA12 GWhMar 2017Dec 2023 Natural Gas
Garvins FallsCentral Rivers Power NH, LLCBow, NH44 GWhJul 1925Dec 2023 Water
MerrimackGranite Shore PowerBow, NH151 GWhNov 1960Aug 2024 Bituminous Coal : 98.9% Jet Fuel : 0.9%
GSPP Boxborough Littleton (MA)GSPP Boxborough Littleton, LLCBoxborough, MA5 GWhDec 2018Dec 2023 Solar
CMEEC - BozrahTesla Inc.Bozrah, CT3 GWhNov 2016Dec 2023 Solar
Alton Road SolarRevity Energy LLCBradford, RI24 GWhNov 2019Dec 2023 Solar
Smith (VT)Green Mountain Power CorpBradford, VT4 GWhNov 1982Dec 2023 Water
Potter Station 2Town of Braintree - (MA)Braintree, MA32 GWhJun 1963Dec 2023 Natural Gas : 88.2% Distillate Fuel Oil : 11.8%
Braintree Landfill SolarAmeresco, Inc - BraintreeBraintree, MA1 GWhNov 2014Dec 2023 Solar
BranfordConnecticut Jet Power LLCBranford, CT68 MWhOct 1967Dec 2023 Kerosene
Town of BranfordTesla Inc.Branford, CT2 GWhMay 2018Dec 2023 Solar
Technology Drive SolarConsolidated Edison Development Inc.Brattleboro, VT3 GWhAug 2014Dec 2023 Solar
Brewster LandfillClean Focus Yield, LLCBrewster, MA2 GWhAug 2014Dec 2023 Solar
CVEC Round 4 Brewster Captn Golf CourseFreemans Way Solar Project 2019, LLCBrewster, MA1 GWhFeb 2022Dec 2023 Solar
Wheelabrator BridgeportWheelabrator Environmental SystemsBridgeport, CT442 GWhJun 1988Aug 2024 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
UB Fuel CellUB Fuel CellBridgeport, CT10 GWhMar 2015Dec 2023 Natural Gas
Bridgeport Fuel Cell, LLCBridgeport Fuel Cell, LLCBridgeport, CT105 GWhNov 2013Dec 2023 Natural Gas
Bridgeport StationGeneration Bridge II Connecticut, LLCBridgeport, CT3 TWhJul 1961Aug 2024 Natural Gas
Bridgeport Energy ProjectBridgeport Energy LLCBridgeport, CT3 TWhMay 1998Aug 2024 Natural Gas
UI RCP Bridgeport SeasideUnited Illuminating CoBridgeport, CT19 GWhOct 2015Aug 2024 Natural Gas : 94.4% Solar : 5.6%
Bridgewater Solar CSGMN8 Energy LLCBridgewater, MA4 GWhJul 2015Dec 2023 Solar
Bridgewater Complex Co-Generation PlantMassachusetts Department of CorrectionBridgewater, MA9 GWhOct 2015Dec 2023 Natural Gas
Bridgewater Power LPBridgewater Power Co LPBridgewater, NH109 GWhJul 1987Dec 2023 Wood/Wood Waste Solids : 99.8%
205 Sturbridge AAltus Power America Management, LLCBrimfield, MA5 GWhMay 2014Dec 2023 Solar
201 Sturbridge BAltus Power America Management, LLCBrimfield, MA3 GWhMay 2014Dec 2023 Solar
BrimfieldWEB Brimfield Solar LLCBrimfield, MA3 GWhNov 2021Dec 2023 Solar
Bristol Solar One, LLCDG Connecticut III, LLCBristol, CT3 GWhApr 2021Dec 2023 Solar
Covanta Bristol EnergyCovanta Bristol IncBristol, CT109 GWhNov 1987Aug 2024 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Newfound HydroelectricEagle Creek Renewable Energy, LLCBristol, NH8 GWhNov 1983Dec 2023 Water
Ayers IslandCentral Rivers Power NH, LLCBristol, NH54 GWhJul 1925Dec 2023 Water
Redman South Community SolarAES Distributed EnergyBrockport, NY8 GWhJan 2022Dec 2023 Solar
Redman North Community SolarAES Distributed EnergyBrockport, NY3 GWhJan 2022Dec 2023 Solar
Onyx - Brockton Thatcher Landfill Solar CSGOnyx Asset Services GroupBrockton, MA4 GWhOct 2017Dec 2023 Solar
Brookfield Wire CompanyDynamic Energy Solutions, LLCBrookfield, MA2 GWhMay 2016Dec 2023 Solar
WEB BrookfieldWEB Brookfield Solar LLCBrookfield, MA6 GWhNov 2021Dec 2023 Solar
Quinebaug Lower ProjectQuinebaug Associates LLCBrooklyn, CT10 GWhMar 1990Dec 2023 Water
Brunswick HydroBrookfield White Pine Hydro LLCBrunswick, ME123 GWhFeb 1982Dec 2023 Water
SCS Harpswell 012903 Brunswick, LLCSol SystemsBrunswick, ME7 GWhOct 2022Dec 2023 Solar
Spruce Mountain WIndCPV Spruce Mountain Wind LLCBryant Pond, ME53 GWhNov 2011Dec 2023 Wind
Deerfield 3Great River Hydro, LLCBuckland, MA34 GWhJul 1912Dec 2023 Water
Gardners FallsCentral Rivers Power MA, LLCBuckland, MA18 GWhDec 1913Dec 2023 Water
Deerfield 4Great River Hydro, LLCBuckland, MA29 GWhJul 1912Dec 2023 Water
Bucksport Generation LLCBucksport Generation LLCBucksport, ME21 GWhJun 1965Aug 2024 Natural Gas : 98.9% Distillate Fuel Oil : 1.1%
Burlington Solar 1DG Connecticut III, LLCBurlington, CT5 GWhJan 2022Dec 2023 Solar
Burlington GTCity of Burlington Electric - (VT)Burlington, VT472 MWhAug 1971Dec 2023 Distillate Fuel Oil
J C McNeilCity of Burlington Electric - (VT)Burlington, VT155 GWhMay 1984Aug 2024 Wood/Wood Waste Solids : 99.6%
Pittsfield HydroKEI (Maine) Power Management (II) LLCBurnham, ME6 GWhJun 1986Dec 2023 Water
Town of Burrillville Solar CSGStandard SolarBurrillville, RI4 GWhSep 2020Dec 2023 Solar
Nautilus Goat Island Solar LLC (CSG)Nautilus Solar SolutionsBurrillville, RI4 GWhJul 2019Dec 2023 Solar
Douglas Pike Solar, LLCNavisun LLCBurrillville, RI2 GWhMay 2023Dec 2023 Solar
Kearsarge Smithfield LLCKearsarge Smithfield LLCBurrillville, RI11 GWhMar 2023Dec 2023 Solar
West BuxtonBrookfield White Pine Hydro LLCBuxton, ME36 GWhDec 1903Dec 2023 Water
Greene County Meter #1Tesla Inc.Cairo, NY1 GWhJan 2018Dec 2023 Solar
Kendall Square StationKendall Green Energy, LLCCambridge, MA2 TWhMay 1949Aug 2024 Natural Gas : 99.8%
Mass Inst Tech Cntrl Utilities/Cogen PltMassachusetts Inst of TechCambridge, MA205 GWhMay 1995Dec 2023 Natural Gas
CanaanCentral Rivers Power NH, LLCCanaan, VT7 GWhJul 1927Dec 2023 Water
Lenox RenewablesLenox Renewables, LLCCanastota, NY5 GWhAug 2021Dec 2023 Solar
Quinebaug SolarQuinebaug Solar, LLCCanterbury, CT77 GWhNov 2021Aug 2024 Solar
Canton Mountain WindCPV Canton Mountain Wind LLCCanton, ME50 GWhOct 2017Dec 2023 Wind
CantonCaptona Canton LLCCanton, MA6 GWhJul 2012Dec 2023 Solar
CaribouVC RenewablesCaribou, ME2 GWhJul 2023Dec 2023 Solar
Saddleback Ridge Wind FarmCPV Saddleback Ridge Wind, LLCCarthage, ME83 GWhNov 2014Dec 2023 Wind
Spring Street Solar 1 CSGSpring Street Solar 1, LLCCarver, MA5 GWhFeb 2017Dec 2023 Solar
Carver CSGAltus Power America Management, LLCCarver, MA2 GWhApr 2019Dec 2023 Solar
Carver MA 1 Community SolarNavisun LLCCarver, MA3 GWhAug 2016Dec 2023 Solar
276 Federal Rd(CSG)276FED WHAM8 Solar, LLCCarver, MA5 GWhOct 2021Dec 2023 Solar
196 Tremont St(CSG)196TRE WHAM8 Solar, LLCCarver, MA4 GWhOct 2021Dec 2023 Solar
59 Federal Rd(CSG)59FED WHAM8 Solar, LLCCarver, MA13 GWhOct 2021Dec 2023 Solar
RavenbrookCaptona Ravenbrook LLCCarver, MA7 GWhNov 2013Dec 2023 Solar
0 Hammond St CSG0HAM WHAM8 Solar, LLCCarver, MA7 GWhSep 2021Dec 2023 Solar : 99.3%
ER Sand HillGreenbacker Renewable Energy CorporationCastleton, VT4 GWhOct 2022Dec 2023 Solar
Kibby Wind FacilityHelix Maine Wind Development, LLCChain of Ponds, ME246 GWhSep 2009Aug 2024 Wind
Charlemont ACharlemont MA, LLCCharlemont, MA3 GWhAug 2021Dec 2023 Solar
Charlestown Wind TurbineMWRA CharlestownCharlestown, MA1 GWhSep 2011Dec 2023 Wind
Mystic Generating StationConstellation Mystic Power LLCCharlestown, MA2 TWhMay 1969Mar 2024 Natural Gas
Charlotte Solar LLC VTAltus Power America Management, LLCCharlotte, VT3 GWhJun 2014Dec 2023 Solar
St. Joseph's Solar, LLC CSG38 Degrees North, LLCCharlton, MA2 GWhNov 2017Dec 2023 Solar
Sampson Road Community SolarSampson Road Solar, LLCCharlton, MA3 GWhNov 2017Dec 2023 Solar
Depot Hill Solar CSGCCC Solar Holdings LLCCharlton, MA3 GWhSep 2016Dec 2023 Solar
Griffin Road Solar, LLC CSGGriffin Road Solar, LLCCharlton, MA3 GWhFeb 2018Dec 2023 Solar
Partridge Hill Solar HybridAES Distributed EnergyCharlton, MA3 GWhJun 2020Dec 2023 Solar
Curtis Hill Solar CSGCCC Solar Holdings LLCCharlton, MA3 GWhSep 2016Dec 2023 Solar
Incom Solar, LLC CSG38 Degrees North, LLCCharlton, MA4 GWhOct 2017Dec 2023 Solar
Millennium PowerMillennium Power Company, LLCCharlton, MA809 GWhMar 2001Aug 2024 Natural Gas
Charlton Solar I CSGCharlton Solar I, LLCCharlton, MA5 GWhNov 2014Dec 2023 Solar
McDougle-Mitchell Solar Project Hybrid CSGAES Distributed EnergyCharlton, MA7 GWhJul 2020Dec 2023 Solar
Seaboard Charlton, LLCNavisun LLCCharlton, MA3 GWhNov 2020Dec 2023 Solar
Lilly LaneLSE Chamaeleon LLCCharlton, MA2 GWhMay 2018Dec 2023 Solar
Griffin Road Solar 2Griffin Road Solar 2, LLCCharlton, MA2 GWhMay 2020Dec 2023 Solar
Chatham LandfillClean Focus Yield, LLCChatham, MA2 GWhAug 2014Dec 2023 Solar
BWC Stony Brook, LLC HybridAES Distributed EnergyChelmsford, MA2 GWhJun 2021Dec 2023 Solar
Town HouseNautilus Solar SolutionsChelsea, ME8 GWhNov 2022Dec 2023 Solar
Signature Breads ChelseaJDC 65R Owner, LLCChelsea, MA2 MWhApr 2019Dec 2023 Distillate Fuel Oil
Harbor Road Solar 1Harbor Road Solar 1, LLCCheshire, MA3 GWhNov 2021Dec 2023 Solar
Chester Solar FarmKearsarge Solar LLCChester, MA5 GWhMay 2014Dec 2023 Solar
Chicopee SolarCitizens Enterprises CorporationChicopee, MA5 GWhNov 2013Dec 2023 Solar
Front StreetCity of Chicopee - (MA)Chicopee, MA476 MWhDec 1977Dec 2023 Distillate Fuel Oil

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator191.5 TWh1,943
#9Tennessee Valley Authority157.5 TWh170
#10Florida Power & Light Co.147.7 TWh159
#12New York Independent System Operator130.0 TWh1,100
#13Duke Energy Carolinas110.9 TWh556
#15ISO New England102.8 TWh1,487
#16Bonneville Power Administration80.0 TWh158
#17Duke Energy Progress East63.3 TWh554
#18Salt River Project Agricultural Improvement and Power District59.0 TWh45
#19PacifiCorp East52.6 TWh204