2. Balancing Authorities
  3. New York Independent System Operator

New York Independent System Operator

Balancing Authority Summary Information

New York Independent System Operator is ranked #12 out of 64 balancing authorities in terms of total annual electricity generation.

Balancing AuthorityNew York Independent System Operator
States New Jersey New York
Last Update Jul 2026
Annual Generation 134.3 TWh
Power Plants1,299
Utilities614
Ranked #12 out of 64 in terms of net annual generation
Ranked #9 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 54.3% Nuclear | 19.7% Water | 17.8% Wind | 5% Other Fuel | 2.9%

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Daily Net Generation for New York Independent System Operator for the past 3 Years

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List of All New York Independent System Operator Power Plants

Displaying Results 1 to 100 of 1,000
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Baron Winds IIRWE Clean EnergySteuben, NY20 GWh-May 2026 Wind
EffleyErie Boulevard Hydropower LPCroghan, NY14 GWhDec 1901Dec 2025 Water
BelfortErie Boulevard Hydropower LPCroghan, NY10 GWhDec 1902Dec 2025 Water
SchaghticokeErie Boulevard Hydropower LPSchaghticoke, NY62 GWhDec 1907Dec 2025 Water
Johnsonville DamErie Boulevard Hydropower LPJohnsonville, NY4 GWhDec 1908Dec 2025 Water
EphratahErie Boulevard Hydropower LPSaint Johnsville, NY6 GWhDec 1910Dec 2025 Water
Franklin (NY)Erie Boulevard Hydropower LPFranklin, NY9 GWhDec 1910Dec 2025 Water
InghamsErie Boulevard Hydropower LPLittle Falls, NY26 GWhDec 1911Dec 2025 Water
South EdwardsErie Boulevard Hydropower LPFine, NY19 GWhDec 1911Dec 2025 Water
ChasmErie Boulevard Hydropower LPMalone, NY21 GWhDec 1912Dec 2025 Water
TaylorvilleErie Boulevard Hydropower LPCroghan, NY21 GWhDec 1912Dec 2025 Water
Diamond Island PlantEnergen Renewables, LLCWatertown, NY2 GWhDec 1913Dec 2025 Water
EagleErie Boulevard Hydropower LPCroghan, NY28 GWhDec 1913Dec 2025 Water
HannawaErie Boulevard Hydropower LPPierrepont, NY44 GWhDec 1913Dec 2025 Water
Oswego Falls EastErie Boulevard Hydropower LPFulton, NY22 GWhDec 1913Dec 2025 Water
Oswego Falls WestErie Boulevard Hydropower LPFulton, NY3 GWhDec 1913Dec 2025 Water
Waterloo Hydroelectric ProjectC-S Canal Hydro, LLCWaterloo, NY3 GWhDec 1914Dec 2024 Water
MinettoErie Boulevard Hydropower LPMinetto, NY31 GWhDec 1914Dec 2025 Water
School StreetErie Boulevard Hydropower LPCohoes, NY146 GWhDec 1914Dec 2025 Water
ElmerErie Boulevard Hydropower LPCroghan, NY10 GWhDec 1915Dec 2025 Water
Seneca Falls Hydroelectric ProjectC-S Canal Hydro, LLCSeneca Falls, NY7 GWhDec 1916Dec 2025 Water
ColtonErie Boulevard Hydropower LPPierrepont, NY154 GWhDec 1917Dec 2025 Water
SchuylervilleErie Boulevard Hydropower LPSchuylerville, NY7 GWhDec 1918Dec 2025 Water
Trenton FallsErie Boulevard Hydropower LPBarneveld, NY118 GWhDec 1918Dec 2025 Water
DashvilleCentral Hudson Gas & Elec CorpDashville, NY12 GWhDec 1919Dec 2025 Water
Black RiverErie Boulevard Hydropower LPBlack River, NY32 GWhDec 1919Dec 2025 Water
KamargoErie Boulevard Hydropower LPBlack River, NY21 GWhDec 1920Dec 2025 Water
WaterportErie Boulevard Hydropower LPWaterport, NY14 GWhDec 1920Dec 2025 Water
CadyvilleNew York State Elec & Gas CorpTown ofSchuyler Falls, NY18 GWhJul 1921Dec 2025 Water
Hailesboro 4 PlantCentral Rivers Power US, LLCHailesboro, NY10 GWhDec 1921Dec 2025 Water
Green Island Hydroelectric StationAlbany Engineering CorporationGreen Island, NY38 GWhOct 1922Dec 2025 Water
Browns FallsErie Boulevard Hydropower LPOswegatchie, NY49 GWhDec 1922Dec 2025 Water
Sherman IslandErie Boulevard Hydropower LPQueensbury, NY139 GWhDec 1922Dec 2025 Water
Lyons Falls HydroelectricNorthbrook Lyons Falls LLCLyons Falls, NY27 GWhNov 1923Dec 2025 Water
SturgeonCentral Hudson Gas & Elec CorpTillson, NY49 GWhDec 1923Dec 2025 Water
Feeder Dam Hydro PlantErie Boulevard Hydropower LPS. Glen Falls, NY21 GWhDec 1923Dec 2025 Water
BeardsleeErie Boulevard Hydropower LPLittle Falls, NY43 GWhDec 1923Dec 2025 Water
Flat RockErie Boulevard Hydropower LPFine, NY15 GWhDec 1923Dec 2025 Water
Fulton HydroErie Boulevard Hydropower LPFulton, NY5 GWhDec 1923Dec 2025 Water
HerringsErie Boulevard Hydropower LPCarthage, NY18 GWhDec 1923Dec 2025 Water
HeuveltonErie Boulevard Hydropower LPVillage of Heuvelton, NY4 GWhDec 1923Dec 2025 Water
PiercefieldErie Boulevard Hydropower LPPiercefield, NY11 GWhDec 1923Dec 2025 Water
Sugar IslandErie Boulevard Hydropower LPPotsdam, NY23 GWhDec 1923Dec 2025 Water
Vischer FerryNew York Power AuthorityRexford, NY47 GWhJun 1924Dec 2025 Water
CrescentNew York Power AuthorityCrescent, NY50 GWhJun 1924Dec 2025 Water
WatertownCity of Watertown - (NY)Watertown, NY19 GWhJul 1924Dec 2025 Water
DeferietErie Boulevard Hydropower LPDeferiet, NY40 GWhDec 1924Dec 2025 Water
High Falls - Croghan NYErie Boulevard Hydropower LPCroghan, NY25 GWhDec 1924Dec 2025 Water
ParishvilleErie Boulevard Hydropower LPParishville, NY12 GWhDec 1924Dec 2025 Water
SewallsErie Boulevard Hydropower LPWatertown, NY12 GWhDec 1924Dec 2025 Water
Soft MapleErie Boulevard Hydropower LPCroghan, NY32 GWhDec 1924Dec 2025 Water
VarickErie Boulevard Hydropower LPOswego, NY20 GWhDec 1925Dec 2025 Water
Rainbow Falls AuscbleNew York State Elec & Gas CorpTown of Auscble, NY8 GWhJul 1926May 2025 Water
Theresa PlantEnergen Renewables, LLCTheresa, NY4 GWhDec 1926Dec 2025 Water
Upper Newton FallsErie Boulevard Hydropower LPNewton Falls, NY6 GWhDec 1926Dec 2025 Water
Allens FallsErie Boulevard Hydropower LPParishville, NY21 GWhDec 1926Dec 2025 Water
RioEagle Creek Renewable Energy, LLCGlen Spey, NY14 GWhNov 1927Dec 2025 Water
Eel WeirErie Boulevard Hydropower LPOswegatchie, NY8 GWhDec 1927Dec 2025 Water
East NorfolkErie Boulevard Hydropower LPNorfolk, NY21 GWhDec 1927Dec 2025 Water
NorfolkErie Boulevard Hydropower LPNorfolk, NY22 GWhDec 1927Dec 2025 Water
NorwoodErie Boulevard Hydropower LPNorwood, NY12 GWhDec 1927Dec 2025 Water
RaymondvilleErie Boulevard Hydropower LPNorfolk, NY11 GWhDec 1927Dec 2025 Water
High DamOswego, City of - (NY)Oswego, NY19 GWhJul 1928Dec 2025 Water
MoshierErie Boulevard Hydropower LPLowville, NY35 GWhDec 1928Dec 2025 Water
Lighthouse HillErie Boulevard Hydropower LPAltmar, NY23 GWhDec 1929Dec 2025 Water
E J WestErie Boulevard Hydropower LPLake Luzerne, NY50 GWhDec 1929Dec 2025 Water
Dexter PlantCentral Rivers Power US, LLCDexter, NY7 GWhDec 1930Dec 2025 Water
Beebee Island Hydro PlantErie Boulevard Hydropower LPWatertown, NY40 GWhDec 1930Dec 2025 Water
Bennetts BridgeErie Boulevard Hydropower LPAltmar, NY90 GWhDec 1931Dec 2025 Water
Swinging Bridge 2Eagle Creek Renewable Energy, LLCForestburgh, NY12 GWhJul 1939Dec 2025 Water
MacombErie Boulevard Hydropower LPMalone, NY6 GWhDec 1939Dec 2025 Water
YalevilleErie Boulevard Hydropower LPNorfolk, NY3 GWhDec 1939Jul 2025 Water
Plant No 1 FreeportVillage of Freeport - (NY)Freeport, NY26 MWhDec 1940Dec 2025 Distillate Fuel Oil
Charles P KellerVillage of Rockville Centre - (NY)Rockville Centre, NY1 GWhDec 1941Dec 2025 Natural Gas : 85.6% Distillate Fuel Oil : 14.4%
Hydraulic RaceErie Boulevard Hydropower LPLockport, NY7 GWhDec 1941Dec 2025 Water
Mill CNew York State Elec & Gas CorpTown of Plattsburgh, NY22 GWhJul 1943Dec 2025 Water
Brookfield Power Glen Falls HydroErie Boulevard Hydropower LPGlen Falls, NY35 GWhDec 1943Dec 2025 Water
Pyrites PlantCentral Rivers Power US, LLCPyrites, NY25 GWhDec 1948Dec 2025 Water
Glenwood HydroErie Boulevard Hydropower LPMedina, NY7 GWhDec 1949Dec 2025 Water
S A CarlsonJamestown Board of Public UtilJamestown, NY34 GWhJul 1951Dec 2024 Natural Gas
East RiverConsolidated Edison Co-NY IncNew York, NY3 TWhOct 1951May 2026 Natural Gas
Danskammer Generating StationDanskammer EnergyNewburgh, NY27 GWhNov 1951Dec 2025 Natural Gas : 99.8%
Stewarts BridgeErie Boulevard Hydropower LPCorinth, NY90 GWhDec 1951Dec 2025 Water
Rochester 26Rochester Gas & Electric CorpRochester, NY3 GWhJul 1952Dec 2025 Water
GouldtownNorthbrook Lyons Falls LLCLyonsdale, NY6 GWhJul 1953Dec 2025 Water
NeversinkNew York Power AuthorityGrahmsville, NY12 GWhNov 1953Nov 2025 Water
Greenidge Generation LLCGreenidge Generation Holdings LLCDresden, NY625 GWhNov 1953Dec 2025 Natural Gas
South ColtonErie Boulevard Hydropower LPColton, NY68 GWhDec 1953Dec 2025 Water
Astoria Generating StationAstoria Generating Company, L.P.Astoria, NY871 GWhFeb 1954Dec 2024 Natural Gas : 99.9%
RED-Rochester, LLCRED-Rochester, LLCRochester, NY346 GWhJul 1954May 2026 Natural Gas
Five FallsErie Boulevard Hydropower LPColton, NY80 GWhDec 1954Dec 2025 Water
KostervilleNorthbrook Lyons Falls LLCLyonsdale, NY2 GWhApr 1955Dec 2025 Water
Rainbow Falls HydroErie Boulevard Hydropower LPParishville, NY84 GWhDec 1955Dec 2025 Water
GrahamsvilleNew York Power AuthorityGrahamsville, NY85 GWhDec 1955Dec 2025 Water
E F BarrettNational Grid Generation LLCIsland Park, NY1 TWhOct 1956May 2026 Natural Gas : 95.7% Residual Fuel Oil : 3.7% Distillate Fuel Oil : 0.6%
BlakeErie Boulevard Hydropower LPParishville, NY48 GWhDec 1956Dec 2025 Water
StarkErie Boulevard Hydropower LPColton, NY79 GWhDec 1956Dec 2025 Water
GreenportVillage of Greenport - (NY)Greenport, NY11 MWhMay 1957Dec 2025 Distillate Fuel Oil
Robert Moses Power DamNew York Power AuthorityMassena, NY7 TWhJun 1958May 2026 Water
Port JeffersonNational Grid Generation LLCPort Jefferson, NY416 GWhOct 1958May 2026 Natural Gas : 81.7% Residual Fuel Oil : 17.1% Distillate Fuel Oil : 1.3%

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
#15ISO New England111.1 TWh1,629
#23Louisville Gas and Electric Company and Kentucky Utilities Company33.9 TWh25
#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
#6Southern Company Services, Inc. - Trans253.5 TWh422
#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