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 1,001 to 1,100 of 1,306
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Silver MapleWEB Silver Maple Wind LLCClifton, ME59 GWhSep 2022Dec 2024 Wind
BrimfieldWEB Brimfield Solar LLCBrimfield, MA3 GWhNov 2021Dec 2024 Solar
WEB BrookfieldWEB Brookfield Solar LLCBrookfield, MA6 GWhNov 2021Dec 2024 Solar
3ColtonMadison Energy Holdings LLCMillbury, MA5 GWhJun 2023Dec 2024 Solar
BWC Unity Pond LLCNavisun LLCBenton, ME8 GWhNov 2023Dec 2024 Solar
SCS Harpswell 012903 Brunswick, LLCArevon Energy, Inc.Brunswick, ME7 GWhOct 2022Dec 2024 Solar
CaribouAltus Power America Management, LLCCaribou, ME6 GWhJul 2023Dec 2024 Solar
LoringAltus Power America Management, LLCLimestone, ME6 GWhApr 2023Dec 2024 Solar
Manheim New EnglandCox EnterprisesNorth Dighton, MA2 GWhNov 2012Dec 2024 Solar
Emerald Marshfields, LLCEmerald Marshfield, LLCMarshfield, MA2 GWhNov 2022Dec 2024 Solar
Emerald Gardens PKI, LLCEmerald Gardens PKI, LLCShelton, CT2 GWhSep 2021Dec 2024 Solar
Westport Stone & Sand Solar (CSG)AES Clean EnergyWestport, MA6 GWhFeb 2024Dec 2024 Solar
Yale New Haven - New LondonBloom EnergyNew London, CT15 GWhAug 2022Dec 2024 Natural Gas
MA BlackstoneCatalyze Blackstone 83 Federal Street Microgrid, LLCBlackstone, MA4 GWhJun 2022Dec 2024 Solar
ME Augusta 13 York Farm Rd SolarSOL ME Augusta 13 York Farm, LLCAugusta, ME1 GWhDec 2023Dec 2024 Solar
North Kingstown Solar LLCNorth Kingstown Solar LLCNorth Kingstown, RI3 GWhAug 2022Dec 2024 Solar
White Rock Road LLCWhite Rock Road LLCWesterly, RI7 GWhNov 2022Dec 2024 Solar
French King Solar LLCFrench King Solar LLCErving, MA8 GWhOct 2022Dec 2024 Solar
Richmond HillGreenbacker Renewable Energy CorporationRichmond, ME3 GWhNov 2023Dec 2024 Solar
Athens RidgeGreenbacker Renewable Energy CorporationAthens, ME4 GWhFeb 2024Dec 2024 Solar
ME Novel Lighthouse - Front St. Solar CSLuminace Sunbeam Development Holdings, LLCSkowhegan, ME4 GWhApr 2023Dec 2024 Solar
Gray SolarEcos Energy LLCRutland, VT3 GWhJul 2023Dec 2024 Solar
Cenergy - Richards (CSG)Luminace Sunbeam Development Holdings, LLCFairfield, ME2 GWhSep 2023Dec 2024 Solar
Cenergy - Waterville (CSG)Luminace Sunbeam Development Holdings, LLCWaterville, ME9 GWhJun 2023Dec 2024 Solar
Cenergy - KigerLuminace Sunbeam Development Holdings, LLCEmbden, ME2 GWhNov 2023Dec 2024 Solar
Cenergy - Wiscasset (CSG)Luminace Sunbeam Development Holdings, LLCWiscasset, ME9 GWhJun 2023Dec 2024 Solar
Barefoot SolarMadison Energy Investments LLCFairfiled, ME7 GWhNov 2022Dec 2024 Solar
Pittsfield Solar (N. Main St)Maine DG Solar Pittsfield, LLCPittsfield, ME8 GWhSep 2023Dec 2024 Solar
ME Novel Lighthouse - Penobscot CSGLuminace Sunbeam Development Holdings, LLCPatten, ME812 MWhAug 2024Dec 2024 Solar
ME Novel Lighthouse - CarrabassettLuminace Sunbeam Development Holdings, LLCCarrabassett Valley, ME5 GWhNov 2023Dec 2024 Solar
Dynamic - Norridgewock Martin Stream (CSG)Nautilus Solar SolutionsNorridgewock, ME206 MWhOct 2024Dec 2024 Solar
Dynamic - Leeds Solar (CSG)Nautilus Solar SolutionsLeeds, ME473 MWhOct 2024Dec 2024 Solar
Dynamic - Exeter Solar CSGAltus Power America Management, LLCExeter, ME524 MWhAug 2024Dec 2024 Solar
Dynamic - Enfield Hammett Road CSGAltus Power America Management, LLCEnfield, ME984 MWhAug 2024Dec 2024 Solar
15 Glen Harris RDME Sandy River LLCNew Sharon, ME2 GWhMay 2024Dec 2024 Solar
Fort FairfieldStandard SolarFort Fairfield, ME8 GWhJul 2023Dec 2024 Solar
Broadway Solar (CSG)NextGrid Bitterbush, LLCBangor, ME5 GWhAug 2023Dec 2024 Solar
Corkwood Solar (CSG)NextGrid Corkwood, LLCHowland, ME5 GWhOct 2023Dec 2024 Solar
GD West Greenwich Nooseneck I, LLCGD West Greenwich Nooseneck I, LLCWest Greenwich, RI33 GWhNov 2022Dec 2024 Solar
Rhode Island Solar Renewable Energy IV,Rhode Island Solar Renewable Energy IV, LLCTiverton, RI21 GWhNov 2023Dec 2024 Solar
McAllister LandfillSolar Breakers LLCPortsmouth, RI1 GWhSep 2022Dec 2024 Solar
Tank Farm 4Solar Breakers LLCPortsmouth, RI10 GWhSep 2022Dec 2024 Solar
Ashland SolarCitizens Enterprises CorporationAshland, MA7 GWhNov 2019Dec 2024 Solar
Falmouth 2 SolarCitizens Enterprises CorporationFalmouth, MA3 GWhAug 2021Dec 2024 Solar
Oxford SolarCitizens Enterprises CorporationOxford, MA6 GWhJan 2020Dec 2024 Solar
Spencer Solar MACitizens Enterprises CorporationSpencer, MA4 GWhFeb 2020Dec 2024 Solar
Mars HillGreenbacker Renewable Energy CorporationMars Hill, ME95 MWhOct 2024Dec 2024 Solar
Lilly LaneLSE Chamaeleon LLCCharlton, MA2 GWhMay 2018Dec 2024 Solar
5 BerryMadison Energy Investments LLCPlainsville, MA4 GWhAug 2023Dec 2024 Solar
NationwideNationwide Solar Energy LLCLancaster, MA5 GWhMay 2021Dec 2024 Solar
Athens AT01Nautilus Solar SolutionsAthens, ME7 GWhMay 2022Dec 2024 Solar
MEVS DOT 109MEVS DOT, LLCAugusta, ME4 GWhJun 2023Dec 2024 Solar
CVEC Round 4 Brewster Captn Golf CourseFreemans Way Solar Project 2019, LLCBrewster, MA1 GWhFeb 2022Dec 2024 Solar
Norcap SouthLSE Coma Berenices LLCEast Windsor, CT4 GWhNov 2017Dec 2024 Solar
Norcap NorthLSE Canes Venatici LLCEast Windsor, CT3 GWhNov 2017Dec 2024 Solar
SidneyNautilus Solar SolutionsSidney, ME2 GWhApr 2023Dec 2024 Solar
StandishNautilus Solar SolutionsStandish, ME7 GWhSep 2023Dec 2024 Solar
Town HouseNautilus Solar SolutionsChelsea, ME8 GWhNov 2022Dec 2024 Solar
Washington WS01Nautilus Solar SolutionsWashington, ME6 GWhMay 2022Dec 2024 Solar
Wells (ME)Nautilus Solar SolutionsWells, ME6 GWhJun 2022Dec 2024 Solar
ME-EDFR-Phase I-WoolwichGreen Mile Solar, LLCWoolwich, ME7 GWhAug 2023Dec 2024 Solar
ME-EDFR-Phase I-EmbdenTower Solar Partners, LLCEmbden, ME8 GWhNov 2023Dec 2024 Solar
Park SolarEcos Energy LLCWoodbridge, CT866 MWhNov 2023Dec 2024 Solar
Caterpillar HillAES Clean EnergySedgwick, ME9 GWhNov 2023Dec 2024 Solar
Freetown MA 1, LLCNavisun LLCFreetown, MA2 GWhNov 2022Dec 2024 Solar
OSG Solar 1 LLCNavisun LLCOrange, MA3 GWhJun 2012Dec 2024 Solar
Seaboard Charlton, LLCNavisun LLCCharlton, MA3 GWhNov 2020Dec 2024 Solar
Seaboard Oxford, LLCNavisun LLCOxford, MA3 GWhJul 2020Dec 2024 Solar
Seaboard Sheffield, LLCNavisun LLCSheffield, MA2 GWhMar 2021Dec 2024 Solar
BWC Beech Ridge Brook, LLCNavisun LLCScarborough, ME8 GWhApr 2023Dec 2024 Solar
BWC Rams Horn Channel LLCNavisun LLCBeverly, MA6 GWhNov 2020Dec 2024 Solar
Douglas Pike Solar, LLCNavisun LLCBurrillville, RI3 GWhMay 2023Dec 2024 Solar
Farmingdale FA01Nautilus Solar SolutionsFarmingdale, ME8 GWhMay 2022Dec 2024 Solar
FryeburgNautilus Solar SolutionsFryeburg, ME9 GWhApr 2023Dec 2024 Solar
Mechanic Street (CSG)Nautilus Solar SolutionsPresque Island, ME3 MWhNov 2024Dec 2024 Solar
Missile Street (CSG)Nautilus Solar SolutionsPresque Island, ME4 MWhNov 2024Dec 2024 Solar
North BridgtonNautilus Solar SolutionsOakland, ME8 GWhOct 2022Dec 2024 Solar
Mainely Solar (Wyman Hill Solar LLC)Wyman Hill Solar, LLCRumford, ME5 GWhNov 2022Dec 2024 Solar
Clemons Road SolarRPNY Solar 4, LLCMinoa, NY1 GWhJun 2024Dec 2024 Solar
Pike Road Solar (NY)RPNY Solar 6, LLCBatavia, NY2 GWhJun 2024Dec 2024 Solar
Alexander Road SolarRPNY Solar 7, LLCBatavia, NY943 MWhJun 2024Dec 2024 Solar
Exeter Ten (CSG)Nautilus Solar SolutionsExeter, RI10 MWhNov 2024Dec 2024 Solar
Powder HillLSE Delphinus LLCEnfield, CT3 GWhNov 2020Dec 2024 Solar
Platt HillLSE Pictor LLCWinchester, CT2 GWhDec 2021Dec 2024 Solar
BRNG Nicolin (CSG)Nautilus Solar SolutionsEllsworth, ME205 MWhNov 2024Dec 2024 Solar
BNRG Norridgewock (CSG)Nautilus Solar SolutionsNorridgewock, ME171 MWhOct 2024Dec 2024 Solar
BNRG North Anson (CSG)Nautilus Solar SolutionsNorth Anson, ME143 MWhOct 2024Dec 2024 Solar
OaklandNautilus Solar SolutionsOakland, ME9 GWhAug 2022Dec 2024 Solar
QuarryNautilus Solar SolutionsNorth Berwick, ME10 GWhNov 2022Dec 2024 Solar
Ryans RanchNautilus Solar SolutionsParis, ME3 GWhMay 2022Dec 2024 Solar
Sabattus SB01Nautilus Solar SolutionsSabattus, ME8 GWhSep 2023Dec 2024 Solar
Sanford CGANautilus Solar SolutionsSanford, ME230 MWhMay 2022Dec 2024 Solar
Sanford -NYNautilus Solar SolutionsSanford, ME7 GWhJan 2024Dec 2024 Solar
ShakerNautilus Solar SolutionsGray, ME6 GWhJun 2022Dec 2024 Solar
700 BinnewaterMadison Energy Investments LLCRosendale, NY2 GWhAug 2022Dec 2024 Solar
FarmingtonMadison Energy Investments LLCFarmington, ME6 GWhNov 2023Dec 2024 Solar
1 CommercialMadison Energy Investments LLCSharon, MA770 MWhAug 2023Dec 2024 Solar
GSPP 7024 Fox Rd, LLCGreen Street Power PartnersMarcy, NY8 GWhApr 2023Dec 2024 Solar
GSPP NESV, LLCGreen Street Power PartnersAttleboro, MA2 GWhFeb 2023Dec 2024 Solar
GSPP 4643 Twelve Corners Road, LLCGreen Street Power PartnersAuburn, NY8 GWhMay 2023Dec 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