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
Passadumkeag Windpark LLCSouthern Power CoGreenbush, ME138 GWhJun 2016May 2026 Wind
Manchester Community College NorthOnyx Asset Services GroupGreat Path, CT1 GWhSep 2018Dec 2024 Solar
NolanLSE Crater LLCGreat Barrington, MA2 GWhOct 2017Dec 2024 Solar
Monument ValleyLSE Lepus LLCGreat Barrington, MA3 GWhDec 2021Dec 2024 Solar
Kearsarge GBKearsarge GB LLCGreat Barrington, MA3 GWhJul 2018Dec 2025 Solar
Rising PaperAltus Power America Management, LLCGreat Barrington, MA3 GWhApr 2016Dec 2025 Solar
Rail TrailAltus Power America Management, LLCGreat Barrington, MA3 GWhApr 2016Dec 2025 Solar
ShakerNautilus Solar SolutionsGray, ME6 GWhJun 2022Dec 2025 Solar
Dynamic - Gray SolarAltus Power America Management, LLCGray, ME5 GWhNov 2024Dec 2025 Solar
Cobble MountainCity of Holyoke Gas and Elec Dept - (MA)Granville, MA7 GWhDec 1929Dec 2025 Water
Valley Sun SolarValley Sun Solar LLCGrand Isle, ME3 GWhNov 2024Dec 2025 Solar
Granby Solar, LLC CSGGranby Solar, LLCGranby, MA6 GWhJun 2021Dec 2025 Solar
Kearsarge GranbyKearsarge Granby LLCGranby, MA4 GWhFeb 2017Dec 2025 Solar
Granby LFGIndustrial Power Services Corp.Granby, MA2 GWhAug 2001Dec 2025 Landfill Gas
Grafton PVMN8 Energy LLCGrafton, MA4 GWhSep 2016Dec 2025 Solar
Grafton SolarCD US Solar MT 2 LLCGrafton, MA2 GWhSep 2013Dec 2025 Solar
BlueWave Capital - Grafton (SREC II)TerraForm Solar XVII, LLCGrafton, MA2 GWhFeb 2015Dec 2025 Solar
GSPP 126 Little Bow Rd S, LLCGreen Street Power PartnersGouverneur, NY7 GWhNov 2023Dec 2025 Solar
GSPP 126 Little Bow Rd N, LLCGreen Street Power PartnersGouverneur, NY7 GWhNov 2023Dec 2025 Solar
Glenmere LakeAES Distributed EnergyGoshen, NY3 GWhMay 2021Dec 2025 Solar
Orange County Solar Farm (NY)Tesla Inc.Goshen, NY2 GWhApr 2017Dec 2025 Solar
WilliamsburgAES Distributed EnergyGoshen, MA6 GWhJun 2019Dec 2025 Solar
GorhamCentral Rivers Power NH, LLCGorham, NH8 GWhJul 1917Dec 2025 Water
North GorhamBrookfield White Pine Hydro LLCGorham, ME6 GWhDec 1924Dec 2025 Water
Gorham Solar 1 (CSG)CleanCapital HoldingsGorham, ME7 GWhOct 2023Dec 2025 Solar
CMEEC - Polaris Park Solar HybridTesla Inc.Gordon, CT4 GWhJul 2017Dec 2025 Solar : 99.9%
Gregg FallsEagle Creek Renewable Energy, LLCGoffstown, NH8 GWhNov 1985Dec 2025 Water
1639 RT 29 Solar 21639 RT 29 Solar 2, LLCGloversville, NY4 GWhNov 2020Dec 2025 Solar
1639 RT 29 Solar 11639 RT 29 Solar 1, LLCGloversville, NY7 GWhNov 2020Dec 2025 Solar
Howard Lane SolarNJR Clean Energy Ventures CorporationGlocester, RI2 GWhAug 2023Dec 2025 Solar
GD Glocester White Oak I, LLCGD Glocester White Oak I, LLCGlocester, RI3 GWhNov 2020Dec 2025 Solar
Swaggertown Solar IGreen Street Power PartnersGlenville, NY4 GWhOct 2024Dec 2025 Solar
Swaggertown Solar IIGreen Street Power PartnersGlenville, NY7 GWhAug 2024Dec 2025 Solar
Dynamic - Glenburn Broadway One (CSG)Altus Power America Management, LLCGlenburn, ME6 GWhOct 2024Dec 2025 Solar
Glastonbury Solar OneNJR Clean Energy Ventures CorporationGlastonbury, CT821 MWhAug 2025Dec 2025 Solar
UDR Glastonbury Fuel CellUIL Distributed Resources, LLCGlastonbury, CT16 GWhJan 2016Dec 2025 Natural Gas
Gilman MillAmpersand Gilman Hydro LPGilman, VT2 GWhDec 1940Dec 2025 Water
Kearsarge GillKearsarge Gill LLCGill, MA3 GWhDec 2017Dec 2025 Solar
Saint Albans SolarCypress Creek RenewablesGeorgia, VT7 GWhSep 2018Dec 2025 Solar
Dept of Corrections NCCI WindDept of Corrections NCCI WindGardner, MA2 GWhOct 2013May 2026 Wind
Gardner Solar 1Gardner Solar 1, LLCGardner, MA3 GWhApr 2014Dec 2025 Solar
Mt Wachusett Community CollegeMt Wachusett Community CollegeGardner, MA4 GWhFeb 2011May 2026 Wind
West Street Solar 1 LLCAES Distributed EnergyGardner, MA8 GWhNov 2019Dec 2025 Solar
Gardner - Otter River RoadOtter River Road Solar LLCGardner, MA4 GWhSep 2019Dec 2025 Solar
Clark Road Solar 1, LLCClark Road Solar 1, LLCGardner, MA8 GWhNov 2020Dec 2025 Solar
Market Street Gardiner Solar, LLCREA Investments, LLCGardiner, ME6 GWhJun 2022Dec 2025 Solar
GardinerKEI (Maine) Power Management (III) LLCGardiner, ME4 GWhJun 1985Jun 2025 Water
FryeburgNautilus Solar SolutionsFryeburg, ME9 GWhApr 2023Dec 2025 Solar
Skyway Avenue Solar FarmREA Investments, LLCFrenchville, ME3 GWhFeb 2024Dec 2025 Solar
Washburn Road SolarREA Investments, LLCFreetown, MA3 GWhNov 2018Dec 2025 Solar
Freetown MA 1, LLCNavisun LLCFreetown, MA2 GWhNov 2022Dec 2025 Solar
NL MA - CopicutStandard SolarFreetown, MA6 GWhMay 2025Dec 2025 Solar
Bullock Road Solar 1Bullock Road Solar 1, LLCFreetown, MA4 GWhJun 2018Dec 2025 Solar
Syncarpha FreetownMarie's Way Solar I, LLCFreetown, MA6 GWhOct 2016Dec 2025 Solar
Acushnet-Braley Road 1CleanCapital HoldingsFreetown, MA3 GWhDec 2012Dec 2025 Solar
Freetown SolarMass Solar, LLCFreetown, MA6 GWhFeb 2015Dec 2025 Solar
Braley Road 2Mass Solar, LLCFreetown, MA4 GWhFeb 2015Dec 2025 Solar
Beaver Ridge WindCPV Beaver Ridge Wind LLCFreedom, ME11 GWhOct 2008Dec 2025 Wind
Fredonia Solar LLCAltus Power America Management, LLCFredonia, NY1 GWhAug 2021Dec 2025 Solar
Stevens Mills DamEagle Creek Renewable Energy, LLCFranklin, NH4 GWhMay 1982Dec 2025 Water
Eastman FallsCentral Rivers Power NH, LLCFranklin, NH22 GWhJul 1937Dec 2025 Water
126 Grove Solar LLCAltus Power America Management, LLCFranklin, MA2 GWhMay 2012Dec 2025 Solar
Franklin 2CD US Solar MT 2 LLCFranklin, MA6 GWhNov 2013Dec 2025 Solar
Kearsarge Upper UnionKearsarge Upper Union LLCFranklin, MA2 GWhFeb 2023Dec 2025 Solar
Exelon Framingham LLCConstellation Power, IncFramingham, MA1 GWhAug 1969Dec 2025 Distillate Fuel Oil
Framingham State University PlantFramingham State UniversityFramingham, MA38 MWhMay 1974May 2026 Solar : 63.2% Distillate Fuel Oil : 36.8%
DDR Shoppers WorldAltus Power America Management, LLCFramingham, MA2 GWhOct 2017Dec 2025 Solar
DG Foxborough Elm CSGDG Foxborough Elm LLCFoxborough, MA3 GWhJul 2017Dec 2025 Solar
Town of Foxborough - Landfill (SREC II)Town of Foxborough - Landfill (SREC II)Foxborough, MA2 GWhJul 2017Dec 2025 Solar
One PatriotBloom EnergyFoxborough, MA17 GWhNov 2019Dec 2025 Natural Gas
CED FosterRWE Clean EnergyFoster, RI3 GWhNov 2017May 2026 Solar
Houlton Road Solar Farm (CSG)REA Investments, LLCFort Fairfield, ME2 GWhNov 2024Dec 2025 Solar
Fort FairfieldStandard SolarFort Fairfield, ME8 GWhJul 2023Dec 2025 Solar
Deerfield 5Great River Hydro, LLCFlorida, MA44 GWhSep 1974Dec 2025 Water
New England Wind LLCAvangrid Power LLCFlorida, MA73 GWhNov 2012May 2026 Wind
Ashby Solar, LLC CSGAshby Solar, LLCFitchburg, MA3 GWhJun 2018Dec 2025 Solar
Fitchburg RenewablesFitchburg Renewables, LLCFitchburg, MA6 GWhFeb 2020Dec 2025 Solar
Fishers Island 1Connecticut Mun Elec Engy CoopFisher's Island, NY129 MWhNov 2010Dec 2025 Distillate Fuel Oil
GMP Solar/Storage-Ferrisburgh HybridGreen Mountain Power CorpFerrisburgh, VT8 GWhAug 2019May 2026 Solar
FarmingtonMadison Energy Investments LLCFarmington, ME7 GWhNov 2023Dec 2025 Solar
Farmington SolarFarmington Solar, LLCFarmington, ME125 GWhSep 2021May 2026 Solar
Farmingdale FA01Nautilus Solar SolutionsFarmingdale, ME8 GWhMay 2022Dec 2025 Solar
Blacksmith Road Solar 1Blacksmith Road Solar 1, LLCFalmouth, MA9 GWhNov 2021Dec 2025 Solar
Falmouth 2 SolarCitizens Enterprises CorporationFalmouth, MA3 GWhAug 2021Dec 2025 Solar
Falmouth Landfill SolarCitizens Enterprises CorporationFalmouth, MA5 GWhMar 2017Dec 2025 Solar
Falls VillageFirstLight Power Resources Services LLCFalls Village, CT26 GWhDec 1913Dec 2025 Water
Fall River Solar CSGMN8 Energy LLCFall River, MA2 GWhJan 2013Dec 2025 Solar
Fairhaven WindFairhaven Wind LLCFairhaven, MA3 GWhMar 2012Dec 2025 Wind
Fairhaven C CSGMN8 Energy LLCFairhaven, MA2 GWhApr 2017Dec 2025 Solar
Fairhaven EAgilitas Energy, Inc.Fairhaven, MA3 GWhJul 2021Dec 2025 Solar
Fairhaven MA 2RWE Clean EnergyFairhaven, MA4 GWhAug 2021Dec 2025 Solar
Cenergy - Richards (CSG)Luminace Sunbeam Development Holdings, LLCFairfield, ME2 GWhSep 2023Dec 2025 Solar
Barefoot SolarMadison Energy Investments LLCFairfield, ME6 GWhNov 2022Dec 2025 Solar
Fairfield PV - BD Solar Fairfield LLCBD Solar Fairfield LLCFairfield, ME9 GWhMay 2021Dec 2025 Solar
Fairfield University CHP PlantFairfield UniversityFairfield, CT23 GWhSep 2007Dec 2025 Natural Gas
Fairfax FallsGreen Mountain Power CorpFairfax, VT16 GWhJan 1919Dec 2025 Water
Exeter Renewables 1AES Clean EnergyExeter, RI16 GWhNov 2024Dec 2025 Solar
Exeter Mail CSGNautilus Solar SolutionsExeter, RI9 GWhDec 2024Dec 2025 Solar
Exeter Ten (CSG)Nautilus Solar SolutionsExeter, RI5 GWhNov 2024Dec 2025 Solar
Dynamic - Exeter Solar CSGAltus Power America Management, LLCExeter, ME6 GWhAug 2024Dec 2025 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