2. Balancing Authorities
  3. ISO New England

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

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List of All ISO New England Power Plants

Displaying Results 1,201 to 1,300 of 1,367
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Treasure Lane Solar 1AES Clean EnergyManchester, ME8 GWhApr 2023Dec 2025 Solar
LoringAltus Power America Management, LLCLimestone, ME8 GWhApr 2023Dec 2025 Solar
ME Novel Lighthouse - Front St. Solar CSLuminace Sunbeam Development Holdings, LLCSkowhegan, ME5 GWhApr 2023Dec 2025 Solar
SidneyNautilus Solar SolutionsSidney, ME2 GWhApr 2023Dec 2025 Solar
BWC Beech Ridge Brook, LLCNavisun LLCScarborough, ME8 GWhApr 2023Dec 2025 Solar
FryeburgNautilus Solar SolutionsFryeburg, ME9 GWhApr 2023Dec 2025 Solar
GSPP 7024 Fox Rd, LLCGreen Street Power PartnersMarcy, NY6 GWhApr 2023Dec 2025 Solar
Douglas Pike Solar, LLCNavisun LLCBurrillville, RI3 GWhMay 2023Dec 2025 Solar
GSPP 4643 Twelve Corners Road, LLCGreen Street Power PartnersAuburn, NY8 GWhMay 2023Dec 2025 Solar
Nutting Ridge Solar, LLCREA Investments, LLCOtisfield, ME7 GWhMay 2023Dec 2025 Solar
Niagara Depot SolarNiagara Depot Solar, LLCNiagara Falls, NY5 GWhJun 2023Dec 2025 Solar
3ColtonMadison Energy Holdings LLCMillbury, MA5 GWhJun 2023Dec 2025 Solar
Cenergy - Waterville (CSG)Luminace Sunbeam Development Holdings, LLCWaterville, ME9 GWhJun 2023Dec 2025 Solar
Cenergy - Wiscasset (CSG)Luminace Sunbeam Development Holdings, LLCWiscasset, ME8 GWhJun 2023Dec 2025 Solar
MEVS DOT 109MEVS DOT, LLCAugusta, ME4 GWhJun 2023Dec 2025 Solar
SandwichLSE Ophiuchus LLCSandwich, MA5 GWhJun 2023Dec 2024 Solar
118 EchoMadison Energy Investments LLCMashpee, MA814 MWhJun 2023Dec 2025 Solar
WaterboroMadison Energy Investments LLCEast Waterboro, ME3 GWhJun 2023Dec 2024 Solar
Samoset SolarSamoset Solar, LLCRockport, ME4 GWhJun 2023Dec 2025 Solar
CaribouAltus Power America Management, LLCCaribou, ME6 GWhJul 2023Dec 2025 Solar
Gray SolarEcos Energy LLCRutland, VT3 GWhJul 2023Dec 2025 Solar
Fort FairfieldStandard SolarFort Fairfield, ME8 GWhJul 2023Dec 2025 Solar
Dynamic Energy CT STAGMilford Pepes Farm Road Solar LLCMilford, CT2 GWhJul 2023Dec 2024 Solar
Howard Lane SolarNJR Clean Energy Ventures CorporationGlocester, RI2 GWhAug 2023Dec 2025 Solar
Broadway Solar (CSG)NextGrid Bitterbush, LLCBangor, ME6 GWhAug 2023Dec 2025 Solar
5 BerryMadison Energy Investments LLCPlainsville, MA8 GWhAug 2023Dec 2025 Solar
ME-EDFR-Phase I-WoolwichGreen Mile Solar, LLCWoolwich, ME8 GWhAug 2023Dec 2025 Solar
1 CommercialMadison Energy Investments LLCSharon, MA622 MWhAug 2023Oct 2025 Solar
Bates College SkowheganWestbound Solar 3, LLCSkowhegan, ME8 GWhAug 2023Dec 2025 Solar
Bilton SolarEcos Energy LLCSomers, CT3 GWhAug 2023Dec 2025 Solar
Cenergy - Richards (CSG)Luminace Sunbeam Development Holdings, LLCFairfield, ME2 GWhSep 2023Dec 2025 Solar
Pittsfield Solar (N. Main St)Maine DG Solar Pittsfield, LLCPittsfield, ME8 GWhSep 2023Dec 2025 Solar
StandishNautilus Solar SolutionsStandish, ME7 GWhSep 2023Dec 2025 Solar
Sabattus SB01Nautilus Solar SolutionsSabattus, ME8 GWhSep 2023Dec 2025 Solar
Saratoga Solar IV, LLCGreen Street Power PartnersRock City Falls, NY5 GWhSep 2023Dec 2025 Solar
MEVS Clark LLCMEVS Clark LLCBingham, ME6 GWhSep 2023Dec 2025 Solar
Gorham Solar 1 (CSG)CleanCapital HoldingsGorham, ME7 GWhOct 2023Dec 2025 Solar
Arctaris Saddleback SolarArctaris Saddleback Solar, LLCDallas Plantation, ME7 GWhOct 2023Dec 2025 Solar
Corkwood Solar (CSG)NextGrid Corkwood, LLCHowland, ME6 GWhOct 2023Dec 2025 Solar
Dry Bridge Solar (Brown University)MN8 Energy LLCNorth Kingstown, RI64 GWhOct 2023May 2026 Solar
ASD Cotuit MA Solar LLCASD Cotuit MA Solar LLCSandwich, MA2 GWhOct 2023Dec 2024 Solar
Acushnet MA 1Navisun LLCAcushnet, MA1 GWhNov 2023Dec 2025 Solar
Pleasant StreetGreenbacker Renewable Energy CorporationWilton, ME5 GWhNov 2023Dec 2025 Solar
South Street - MiddleburyGreenbacker Renewable Energy CorporationMiddlebury, VT9 GWhNov 2023Dec 2025 Solar
BWC Unity Pond LLCNavisun LLCBenton, ME7 GWhNov 2023Dec 2025 Solar
Richmond HillGreenbacker Renewable Energy CorporationRichmond, ME3 GWhNov 2023Dec 2025 Solar
Robin Hollow SolarRobin Hollow Solar, LLCWest Greenwich, RI69 GWhNov 2023May 2026 Solar
Cenergy - KigerLuminace Sunbeam Development Holdings, LLCEmbden, ME2 GWhNov 2023Dec 2025 Solar
ME Novel Lighthouse - CarrabassettLuminace Sunbeam Development Holdings, LLCCarrabassett Valley, ME7 GWhNov 2023Dec 2025 Solar
Rhode Island Solar Renewable Energy IV,Rhode Island Solar Renewable Energy IV, LLCTiverton, RI18 GWhNov 2023Dec 2025 Solar
ME - EDFR - Phase I - BristolOverlook Solar Partners, LLCBristol, ME9 GWhNov 2023Dec 2025 Solar
ME-EDFR-Phase I-EmbdenTower Solar Partners, LLCEmbden, ME8 GWhNov 2023Dec 2025 Solar
Park SolarEcos Energy LLCWoodbridge, CT1 GWhNov 2023Dec 2025 Solar
Caterpillar HillAES Clean EnergySedgwick, ME9 GWhNov 2023Dec 2025 Solar
FarmingtonMadison Energy Investments LLCFarmington, ME7 GWhNov 2023Dec 2025 Solar
GSPP 126 Little Bow Rd N, LLCGreen Street Power PartnersGouverneur, NY7 GWhNov 2023Dec 2025 Solar
GSPP 126 Little Bow Rd S, LLCGreen Street Power PartnersGouverneur, NY7 GWhNov 2023Dec 2025 Solar
Saratoga Solar III, LLCGreen Street Power PartnersMiddle Grove, NY5 GWhNov 2023Dec 2025 Solar
Plympton Main Street Solar, LLCREA Investments, LLCPlympton, MA7 GWhNov 2023Dec 2025 Solar
Ava SolarEcos Energy LLCWare, MA2 GWhNov 2023Dec 2025 Solar
ME Augusta 13 York Farm Rd SolarSOL ME Augusta 13 York Farm, LLCAugusta, ME1 GWhDec 2023Dec 2025 Solar
Derby Fuel CellDerby Fuel Cell LLCDerby, CT110 GWhDec 2023Dec 2025 Natural Gas
Easton CSG 1 LLCEaston CSG 1 LLCEaston, ME6 GWhJan 2024Dec 2025 Solar
Sanford -NYNautilus Solar SolutionsSanford, ME8 GWhJan 2024Dec 2025 Solar
Westport Stone & Sand Solar (CSG)AES Clean EnergyWestport, MA7 GWhFeb 2024Dec 2025 Solar
Athens RidgeGreenbacker Renewable Energy CorporationAthens, ME5 GWhFeb 2024Dec 2025 Solar
Ellington - 277 Sadds MillOnyx Asset Services GroupEllington, CT4 GWhFeb 2024Dec 2025 Solar
Skyway Avenue Solar FarmREA Investments, LLCFrenchville, ME3 GWhFeb 2024Dec 2025 Solar
SR North StoningtonSR North Stonington, LLCNorth Stonington, CT15 GWhFeb 2024Dec 2025 Solar
Acushnet MA 2 (CSG)Navisun LLCAcushnet, MA1 GWhFeb 2024Dec 2025 Solar
North Haven Solar OneNorth Haven Solar One, LLCNorth Haven, CT3 GWhFeb 2024Dec 2025 Solar
Bristol Landfill SolarNuGen Capital ManagementBristol, RI9 GWhFeb 2024Dec 2025 Solar
Enfield Solar OneEnfield Solar One, LLCHartford, CT8 GWhMar 2024Dec 2025 Solar
Canton GLC Solar, LLCREA Investments, LLCCanton, ME5 GWhMar 2024Dec 2025 Solar
MA-Dighton-AMA CS Dighton, LLCDighton, MA6 GWhMay 2024Dec 2025 Solar
TPE RI WA2 SolarTPE RI WA2, LLCWarren, RI6 GWhMay 2024Dec 2025 Solar
TPE RI WA1 SolarTPE RI WA1, LLCWarren, RI6 GWhMay 2024Dec 2025 Solar
15 Glen Harris RDME Sandy River LLCNew Sharon, ME5 GWhMay 2024Dec 2025 Solar
Penobscot Narrows Solar IPenobscot Narrows Solar I LLCBucksport, ME7 GWhMay 2024Dec 2025 Solar
Three Corners SolarThree Corners Solar, LLCUnity, ME197 GWhJun 2024May 2026 Solar
Clemons Road SolarRPNY Solar 4, LLCMinoa, NY4 GWhJun 2024Dec 2025 Solar
Pike Road Solar (NY)RPNY Solar 6, LLCBatavia, NY5 GWhJun 2024Dec 2025 Solar
Alexander Road SolarRPNY Solar 7, LLCBatavia, NY3 GWhJun 2024Dec 2025 Solar
Randall Road Solar IGreen Street Power PartnersBallston Spa, NY5 GWhJun 2024Dec 2025 Solar
Randall Road Solar IIGreen Street Power PartnersBallston Spa, NY3 GWhJun 2024Dec 2025 Solar
MMWEC Simple Cycle Gas TurbineMassachusetts Mun Wholes Electric CoPeabody, MA8 GWhJun 2024Dec 2025 Distillate Fuel Oil : 69.0% Natural Gas : 31.0%
Brewer (CSG)Nautilus Solar SolutionsBrewer, ME7 GWhJul 2024Dec 2025 Solar
Sheridan Road Solar FarmREA Investments, LLCAshland, ME4 GWhJul 2024Dec 2025 Solar
ME - Novel (Lighthouse Ph I) Mars HillMars Hill Road Solar Farm, LLCWestfield, ME4 GWhJul 2024Dec 2025 Solar
ME Novel Lighthouse - Penobscot CSGLuminace Sunbeam Development Holdings, LLCPatten, ME4 GWhAug 2024Dec 2025 Solar
Dynamic - Exeter Solar CSGAltus Power America Management, LLCExeter, ME6 GWhAug 2024Dec 2025 Solar
Dynamic - Enfield Hammett Road CSGAltus Power America Management, LLCEnfield, ME9 GWhAug 2024Dec 2025 Solar
Swaggertown Solar IIGreen Street Power PartnersGlenville, NY7 GWhAug 2024Dec 2025 Solar
ME - EDF - Phase II - BelfastShining Solar Partners, LLCBelfast, ME8 GWhAug 2024Dec 2025 Solar
Dairy FarmGreenbacker Renewable Energy CorporationAnson, ME6 GWhSep 2024Dec 2025 Solar
Limestone CSG 2 LLCLimestone CSG 2 LLCLimestone, ME5 GWhOct 2024Dec 2025 Solar
Dynamic - Wales Leeds Junction Road (CSG)Altus Power America Management, LLCWales, ME7 GWhOct 2024Dec 2025 Solar
Dynamic - Norridgewock Martin Stream (CSG)Nautilus Solar SolutionsNorridgewock, ME9 GWhOct 2024Dec 2025 Solar
Dynamic - Leeds Solar (CSG)Nautilus Solar SolutionsLeeds, ME9 GWhOct 2024Dec 2025 Solar
Dynamic - Glenburn Broadway One (CSG)Altus Power America Management, LLCGlenburn, ME6 GWhOct 2024Dec 2025 Solar

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#61Alcoa Power Generating, Inc. - Yadkin Division442.5 GWh4
#24Dominion Energy South Carolina, Inc.25.3 TWh83
#13Duke Energy Carolinas112.6 TWh577
#17Duke Energy Progress East64.5 TWh565
#50Duke Energy Progress West4.5 TWh15
#23Louisville Gas and Electric Company and Kentucky Utilities Company33.9 TWh25
#12New York Independent System Operator134.3 TWh1,299
#1PJM Interconnection, LLC882.8 TWh2,652
#31South Carolina Public Service Authority18.5 TWh35
#59Southeastern Power Administration1.3 TWh11

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