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 901 to 1,000 of 1,367
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Kenmare - Mansfield Branch StreetMN8 Energy LLCMansfield, MA2 GWhMay 2017Dec 2025 Solar
Dynamic Madison (CSG)MN8 Energy LLCMadison, ME10 GWhJul 2022Dec 2025 Solar
Dynamic Corinth (CSG)MN8 Energy LLCCorinth, ME10 GWhSep 2022Dec 2025 Solar
Monson Solar, LLCMonson Solar, LLCMonson, MA3 GWhJul 2017Dec 2025 Solar
Montague Road SolarMontague Road Solar, LLCAmherst, MA4 GWhNov 2019Dec 2025 Solar
Montville StationMontville Power LLCUncasville, CT133 GWhDec 1953Dec 2025 Residual Fuel Oil : 74.2% Natural Gas : 24.9% Distillate Fuel Oil : 0.9%
UMass BostonMSS Energy Holdings, LLC (d.b.a. Calibrant Energy)Dorchester, MA1 GWhDec 1971Dec 2025 Solar
Mt Wachusett Community CollegeMt Wachusett Community CollegeGardner, MA4 GWhFeb 2011May 2026 Wind
Mt. Tom Solar Project HybridMt. Tom Solar, LLCHolyoke, MA4 GWhDec 2016Dec 2025 Solar
Charlestown Wind TurbineMWRA CharlestownCharlestown, MA1 GWhSep 2011Dec 2025 Wind
NaplesNaples Casco Solar 1, LLCNaples, ME3 GWhNov 2021Dec 2025 Solar
NBC Field's Point Wind FarmNarragansett Bay CommissionProvidence, RI7 GWhSep 2012May 2026 Wind
Natick MallNatick MallNatick, MA4 GWhDec 2014Dec 2024 Solar
NationwideNationwide Solar Energy LLCLancaster, MA5 GWhMay 2021Dec 2025 Solar
QuarryNautilus Solar SolutionsNorth Berwick, ME10 GWhNov 2022Dec 2025 Solar
Exeter Ten (CSG)Nautilus Solar SolutionsExeter, RI5 GWhNov 2024Dec 2025 Solar
Exeter Mail CSGNautilus Solar SolutionsExeter, RI9 GWhDec 2024Dec 2025 Solar
Dynamic - Norridgewock Martin Stream (CSG)Nautilus Solar SolutionsNorridgewock, ME9 GWhOct 2024Dec 2025 Solar
BNRG Masardis (CSG)Nautilus Solar SolutionsMasardis, ME4 GWhNov 2024Dec 2025 Solar
BRNG Nicolin (CSG)Nautilus Solar SolutionsEllsworth, ME6 GWhNov 2024Dec 2025 Solar
BNRG Norridgewock (CSG)Nautilus Solar SolutionsNorridgewock, ME3 GWhOct 2024Dec 2025 Solar
BNRG North Anson (CSG)Nautilus Solar SolutionsNorth Anson, ME3 GWhOct 2024Dec 2025 Solar
OaklandNautilus Solar SolutionsOakland, ME9 GWhAug 2022Dec 2025 Solar
Pomham Islander (CSG)Nautilus Solar SolutionsNorth Smithfield, RI1 GWhJun 2025Dec 2025 Solar
Ryans RanchNautilus Solar SolutionsParis, ME5 GWhMay 2022Dec 2025 Solar
Sabattus SB01Nautilus Solar SolutionsSabattus, ME8 GWhSep 2023Dec 2025 Solar
Sanford CGANautilus Solar SolutionsSanford, ME8 GWhMay 2022Dec 2025 Solar
Sanford -NYNautilus Solar SolutionsSanford, ME8 GWhJan 2024Dec 2025 Solar
ShakerNautilus Solar SolutionsGray, ME6 GWhJun 2022Dec 2025 Solar
Brewer (CSG)Nautilus Solar SolutionsBrewer, ME7 GWhJul 2024Dec 2025 Solar
North BridgtonNautilus Solar SolutionsOakland, ME8 GWhOct 2022Dec 2025 Solar
Washington WS01Nautilus Solar SolutionsWashington, ME5 GWhMay 2022Dec 2025 Solar
Wells (ME)Nautilus Solar SolutionsWells, ME8 GWhJun 2022Dec 2025 Solar
Town HouseNautilus Solar SolutionsChelsea, ME8 GWhNov 2022Dec 2025 Solar
ISM Solar Cranston CSGNautilus Solar SolutionsCranston, RI4 GWhNov 2020Dec 2025 Solar
StandishNautilus Solar SolutionsStandish, ME7 GWhSep 2023Dec 2025 Solar
SidneyNautilus Solar SolutionsSidney, ME2 GWhApr 2023Dec 2025 Solar
Athens AT01Nautilus Solar SolutionsAthens, ME7 GWhMay 2022Dec 2025 Solar
Dynamic - Leeds Solar (CSG)Nautilus Solar SolutionsLeeds, ME9 GWhOct 2024Dec 2025 Solar
Farmingdale FA01Nautilus Solar SolutionsFarmingdale, ME8 GWhMay 2022Dec 2025 Solar
FryeburgNautilus Solar SolutionsFryeburg, ME9 GWhApr 2023Dec 2025 Solar
Mechanic Street (CSG)Nautilus Solar SolutionsPresque Island, ME4 GWhNov 2024Dec 2025 Solar
Missile Street (CSG)Nautilus Solar SolutionsPresque Island, ME4 GWhNov 2024Dec 2025 Solar
TPE King Solar Holdings1, LLC (CSG)Nautilus Solar SolutionsNorth Smithfield, RI18 GWhMar 2022Dec 2025 Solar
Hopkins Hill CSGNautilus Solar SolutionsWest Greenwich, RI10 GWhOct 2020Dec 2025 Solar
Mashpee Landfill SolarNautilus Solar SolutionsMashpee, MA2 GWhAug 2014Dec 2025 Solar
West Brookfield Solar - Gilbertsville RdNautilus Solar SolutionsWest Brookfield, MA5 GWhMay 2017Dec 2025 Solar
Nautilus Goat Island Solar LLC (CSG)Nautilus Solar SolutionsBurrillville, RI4 GWhJul 2019Dec 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
ISM Solar Shepherd AcresNavisun LLCSouth Paris, ME4 GWhNov 2024Dec 2025 Solar
Southwick Solar, LLC Community SolarNavisun LLCSouthwick, MA4 GWhApr 2025Dec 2025 Solar
BWC Unity Pond LLCNavisun LLCBenton, ME7 GWhNov 2023Dec 2025 Solar
BWC Maces Pond LLCNavisun LLCRockport, ME4 GWhNov 2021Dec 2025 Solar
BWC Jimmie PondNavisun LLCHampden, ME3 GWhNov 2024Dec 2025 Solar
Oak Leaf Solar XVI Community SolarNavisun LLCPittsfield, MA10 MWhNov 2025Dec 2025 Solar
Oak Leaf Solar XVII Community SolarNavisun LLCPittsfield, MA47 MWhNov 2025Dec 2025 Solar
Freetown MA 1, LLCNavisun LLCFreetown, MA2 GWhNov 2022Dec 2025 Solar
OSG Solar 1 LLCNavisun LLCOrange, MA3 GWhJun 2012Dec 2025 Solar
Seaboard Charlton, LLCNavisun LLCCharlton, MA3 GWhNov 2020Dec 2025 Solar
Acushnet MA 1Navisun LLCAcushnet, MA1 GWhNov 2023Dec 2025 Solar
Acushnet MA 2 (CSG)Navisun LLCAcushnet, MA1 GWhFeb 2024Dec 2025 Solar
Douglas Pike Solar, LLCNavisun LLCBurrillville, RI3 GWhMay 2023Dec 2025 Solar
BWC Rams Horn Channel LLCNavisun LLCBeverly, MA6 GWhNov 2020Dec 2025 Solar
BWC Beech Ridge Brook, LLCNavisun LLCScarborough, ME8 GWhApr 2023Dec 2025 Solar
Seaboard Oxford, LLCNavisun LLCOxford, MA3 GWhJul 2020Dec 2025 Solar
Seaboard Sheffield, LLCNavisun LLCSheffield, MA2 GWhMar 2021Dec 2025 Solar
Rumford CogenerationND Paper, Inc.Rumford, ME400 GWhDec 1989May 2026 Black Liquor : 55.5% Tire-derived Fuels : 20.6% Wood/Wood Waste Solids : 16.0% Bituminous Coal : 6.1% Residual Fuel Oil : 1.2% Sludge Waste : 0.7%
NE Renewable Fitchburg, LLCNE Renewable Fitchburg, LLCWestminster, MA79 GWhJul 1992Dec 2025 Wood/Wood Waste Solids : 98.7% Natural Gas : 1.3%
NE Renewable Springfield, LLCNE Renewable Springfield, LLCSpringfield, NH73 GWhNov 1987Dec 2025 Wood/Wood Waste Solids
NE Renewable Tamworth, LLCNE Renewable Tamworth, LLCTamworth, NH78 GWhNov 1987Dec 2025 Wood/Wood Waste Solids
NE Renewable Whitefield, LLCNE Renewable Whitefield, LLCWhitefield, NH59 GWhFeb 1988Dec 2025 Wood/Wood Waste Solids
CCSU Fuel Cell ProjectNew Britain Renewable Energy, LLCNew Britain, CT7 GWhMar 2012Dec 2025 Natural Gas
China Mill HydroNew Hampshire Hydro AssociatesAllenstown, NH3 GWhJun 1981Dec 2025 Water
Newton Rumford LandfillNewton Municipal Solar LLC - RumfordNewton, MA2 GWhJun 2017Dec 2025 Solar
Nexamp Peak CSGNexamp Peak, LLCHancock, MA2 GWhNov 2015Dec 2025 Solar
Upper Blackstone (MA) Treasure ValleyNexamp Treasure Valley Solar, LLCRutland, MA6 GWhJun 2014Dec 2025 Solar
SeabrookNextEra Energy Seabrook LLCSeabrook, NH10 TWhJul 1990May 2026 Nuclear
Nashua PlantNextEra Renewable Fuels, LLCNashua, NH13 GWhMar 1996Dec 2025 Landfill Gas
Granite Reliable PowerNexteraEnergyDummer, NH192 GWhJan 2012May 2026 Wind
Broadway Solar (CSG)NextGrid Bitterbush, LLCBangor, ME6 GWhAug 2023Dec 2025 Solar
Lisbon Street SolarNextGrid Cliffrose, LLCLewiston, ME3 GWhMar 2022Dec 2025 Solar
Corkwood Solar (CSG)NextGrid Corkwood, LLCHowland, ME6 GWhOct 2023Dec 2025 Solar
Merrill Road SolarNextGrid Mangrove, LLCLewiston, ME6 GWhFeb 2022Dec 2025 Solar
Webb Road SolarNextGrid Mastic, LLCWaterville, ME5 GWhAug 2022Dec 2025 Solar
Lewiston Junction Road SolarNextGrid Peppertree, LLCPoland, ME7 GWhDec 2021Dec 2025 Solar
Niagara Depot SolarNiagara Depot Solar, LLCNiagara Falls, NY5 GWhJun 2023Dec 2025 Solar
CP East Hampton I & II SolarNJR Clean Energy Ventures CorporationEast Hampton, CT3 GWhJan 2021Dec 2024 Solar
Glastonbury Solar OneNJR Clean Energy Ventures CorporationGlastonbury, CT821 MWhAug 2025Dec 2025 Solar
East WindsorNJR Clean Energy Ventures CorporationEast Windsor, CT869 MWhAug 2025Dec 2025 Solar
Raffia Road Solar ProjectNJR Clean Energy Ventures CorporationEnfield, CT7 GWhNov 2024Dec 2025 Solar
Norfolk Landfill Solar ProjectNJR Clean Energy Ventures CorporationNorfolk, CT6 GWhNov 2024Dec 2025 Solar
Howard Lane SolarNJR Clean Energy Ventures CorporationGlocester, RI2 GWhAug 2023Dec 2025 Solar
River RoadNorridgewock River Road Solar, LLCNorridgewock, ME8 GWhFeb 2022Dec 2025 Solar
North Haven Solar OneNorth Haven Solar One, LLCNorth Haven, CT3 GWhFeb 2024Dec 2025 Solar
North Kingstown Solar LLCNorth Kingstown Solar LLCNorth Kingstown, RI3 GWhAug 2022Dec 2024 Solar
Bellingham Cogeneration FacilityNortheast Energy Associates LPBellingham, MA368 GWhAug 1991Dec 2024 Natural Gas : 99.9%
Norton Powerhouse 2Norton Powerhouse 2Worcester, MA29 GWhOct 2022Dec 2025 Natural Gas

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