ISO New England

Balancing Authority Summary Information

ISO New England is ranked #14 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 Jul 2025
Annual Generation 103.8 TWh
Power Plants1,561
Utilities814
Ranked #14 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 | 57.2% Nuclear | 24.5% Water | 6.2% Other Fuel | 4.5% Wind | 3.7% Solar | 1.4% Coal | 0.4%

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 401 to 500 of 1,270
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
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
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
Brewer (CSG)Nautilus Solar SolutionsBrewer, ME2 GWhJul 2024Dec 2024 Solar
Swaggertown Solar IIGreen Street Power PartnersGlenville, NY1 GWhAug 2024Dec 2024 Solar
Swaggertown Solar IGreen Street Power PartnersGlenville, NY122 MWhOct 2024Dec 2024 Solar
Randall Road Solar IIGreen Street Power PartnersBallston Spa, NY1 GWhJun 2024Dec 2024 Solar
Randall Road Solar IGreen Street Power PartnersBallston Spa, NY2 GWhJun 2024Dec 2024 Solar
OverlookWestbound Solar 3, LLCWestminster, MA7 GWhFeb 2023Dec 2024 Solar
Stamford Health Tully Health CenterStamford Health Tully Health CenterStamford, CT5 GWhApr 2002Dec 2024 Natural Gas
Walden Solar Maine VWalden Solar Maine V LLCLeeds, ME76 MWhNov 2024Dec 2024 Solar
Wendell MA 1Wendell MA 1 LLCWendell, MA1 GWhNov 2018Dec 2024 Solar
Rochester MA 2Rochester MA 2 LLCRochester, MA2 GWhNov 2018Dec 2024 Solar
Millis MA 1Millis MA 1 LLCMillis, MA2 GWhOct 2018Dec 2024 Solar
Millbury MA #1092Millbury MA #1092 LLCMillbury, MA2 GWhMay 2019Dec 2024 Solar
Downing Parkway SolarDowning Parkway Solar LLCPittsfield, MA3 GWhJun 2015Dec 2024 Solar
Aegean Drive SolarAegean Drive Solar LLCMethuen, MA3 GWhAug 2021Dec 2024 Solar
515 Main Saugus515 Main Saugus LLCSaugus, MA2 GWhAug 2017Dec 2024 Solar
Lebanon CSG LLCDimension Energy LLCLebanon, ME64 MWhNov 2024Dec 2024 Solar
WaterboroMadison Energy Investments LLCEast Waterboro, ME3 GWhJun 2023Dec 2024 Solar
118 EchoMadison Energy Investments LLCMashpee, MA4 MWhJun 2023Dec 2024 Solar
CP East Hampton I & II SolarNJR Clean Energy Ventures CorporationEast Hampton, CT3 GWhJan 2021Dec 2024 Solar
Old Frontier Solar IIIOld Frontier Solar III PV, LLCSouth Deerfield, MA4 GWhAug 2022Dec 2024 Solar
Dairy FarmGreenbacker Renewable Energy CorporationAnson, ME542 MWhSep 2024Dec 2024 Solar
Ward Solar 1, LLCREA Investments, LLCCarver, MA3 GWhJan 2019Dec 2024 Solar
Route 3 China Solar, LLCREA Investments, LLCChina, ME8 GWhNov 2022Dec 2024 Solar
Perkins Road Belfast Solar, LLCREA Investments, LLCBelfast, ME9 GWhMay 2021Dec 2024 Solar
Nutting Ridge Solar, LLCREA Investments, LLCOtisfield, ME6 GWhMay 2023Dec 2024 Solar
North Nobleboro Road, LLCREA Investments, LLCWaldoboro, ME4 GWhMay 2021Dec 2024 Solar
Market Street Gardiner Solar, LLCREA Investments, LLCGardiner, ME6 GWhJun 2022Dec 2024 Solar
Plympton Main Street Solar, LLCREA Investments, LLCPlympton, MA8 GWhNov 2023Dec 2024 Solar
Mariaville Road Elsworth Solar, LLCREA Investments, LLCEllsworth, ME3 GWhApr 2022Dec 2024 Solar
Church Hill Road Augusta Solar, LLCREA Investments, LLCAugusta, ME6 GWhJan 2022Dec 2024 Solar
Canton GLC Solar, LLCREA Investments, LLCCanton, ME4 GWhMar 2024Dec 2024 Solar
Augusta Road Bowdoin Solar, LLCREA Investments, LLCBowdoin, ME5 GWhJan 2022Dec 2024 Solar
Jericho Landfill Solar FarmSoCore Energy LLCJerico, VT2 GWhDec 2020Dec 2024 Solar
Jericho Gravel Solar FarmSoCore Energy LLCJerico, VT2 GWhDec 2020Dec 2024 Solar
Dynamic Energy CT STAGMilford Pepes Farm Road Solar LLCMilford, CT2 GWhJul 2023Dec 2024 Solar
Monument ValleyLSE Lepus LLCGreat Barrington, MA3 GWhDec 2021Dec 2024 Solar
QuarryNautilus Solar SolutionsNorth Berwick, ME10 GWhNov 2022Dec 2024 Solar
Park SolarEcos Energy LLCWoodbridge, CT866 MWhNov 2023Dec 2024 Solar
Caterpillar HillAES Clean EnergySedgwick, ME9 GWhNov 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
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
GSPP 4643 Twelve Corners Road, LLCGreen Street Power PartnersAuburn, NY8 GWhMay 2023Dec 2024 Solar
GSPP 126 Little Bow Rd S, LLCGreen Street Power PartnersGouverneur, NY4 GWhNov 2023Dec 2024 Solar
GSPP 126 Little Bow Rd N, LLCGreen Street Power PartnersGouverneur, NY3 GWhNov 2023Dec 2024 Solar
Saratoga Solar III, LLCGreen Street Power PartnersMiddle Grove, NY6 GWhNov 2023Dec 2024 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#7California Independent System Operator190.4 TWh2,051
#8Tennessee Valley Authority158.5 TWh204
#10Florida Power & Light Co.149.2 TWh187
#12New York Independent System Operator130.9 TWh1,191
#13Duke Energy Carolinas111.9 TWh565
#14ISO New England103.8 TWh1,561
#16Bonneville Power Administration81.2 TWh163
#17Duke Energy Progress East65.1 TWh558
#18Salt River Project Agricultural Improvement and Power District58.9 TWh48
#19PacifiCorp East57.8 TWh215