Find NYISO power assets

Search the NYISO fleet by plant, operator, technology, or county. Compare nameplate capacity, inspect sites, and open source-backed profiles.

Registry assets
1,037
NYISO plant records
EIA nameplate capacity
44.5 GW
Sum across registry records
Detailed profiles
89
Source-backed public pages

All NYISO power assets

1,037 matching plants·ranked by nameplate capacity

RankPlantCapacity
1Robert Moses NiagaraNew York Power AuthorityDetailed profile2,429.1 MW
2RavenswoodRavenswood Operations LLCDetailed profile2,095.5 MW
3Nine Mile Point Nuclear StationConstellation NuclearDetailed profile1,901.1 MW
4Oswego Harbor PowerOswego Harbor PowerDetailed profile1,803.6 MW
5NorthportNational Grid Generation LLCDetailed profile1,564 MW
6Cricket Valley EnergyCricket Valley Energy Center LLCDetailed profile1,312.5 MW
7Bowline PointBowline, LLCDetailed profile1,242 MW
8Roseton Generating FacilityCCI Roseton LLCDetailed profile1,242 MW
9Athens Generating PlantNew Athens Generating Company LLCDetailed profile1,221.6 MW
10Sithe Independence StationSithe/Independence LLCDetailed profile1,157.8 MW
11Blenheim GilboaNew York Power AuthorityDetailed profile1,000 MW
12Linden Cogen PlantEFS Cogen Holdings I LLCDetailed profile974.1 MW
13Astoria Generating StationU S Power Generating Company LLC943 MW
14Bethlehem Energy CenterGB II New York LLCDetailed profile893.1 MW
15James A FitzpatrickConstellation NuclearDetailed profile883.3 MW
16Arthur Kill Generating StationNRG Arthur Kill Operations Inc877.5 MW
17Robert Moses Power DamNew York Power AuthorityDetailed profile855 MW
18CPV Valley Energy CenterCPV Valley, LLCDetailed profile770.5 MW
19East RiverConsolidated Edison Co-NY IncDetailed profile716.2 MW
20E F BarrettNational Grid Generation LLCDetailed profile669.2 MW
21Empire Generating Co LLCEmpire Generating Co LLCDetailed profile653.7 MW
22Astoria Energy IIAstoria Energy II LLCDetailed profile650 MW
23Bayonne Energy CenterBayonne Energy Center LLCDetailed profile644 MW
24R E Ginna Nuclear Power PlantConstellation NuclearDetailed profile614 MW
25Astoria EnergyAstoria Energy LLCDetailed profile595 MW
26HoltsvilleNational Grid Generation LLCDetailed profile567 MW
27Danskammer Generating StationDanskammer EnergyDetailed profile532 MW
28ZeltmannNew York Power AuthorityDetailed profile528 MW
29Port JeffersonNational Grid Generation LLC498 MW
30Selkirk CogenSelkirk Cogen Partners LPDetailed profile434 MW
31Caithness Long Island Energy CenterCaithness Long Island, LLCDetailed profile348.9 MW
32Brooklyn Navy Yard CogenerationBrooklyn Navy Yard Cogen PLPDetailed profile322 MW
33Maple Ridge Wind FarmFlat Rock Windpower, LLCDetailed profile321.2 MW
34Narrows Gas Turbines GeneratingU S Power Generating Company LLCDetailed profile308 MW
35Gowanus Gas Turbines GeneratingU S Power Generating Company LLCDetailed profile300 MW
36Saranac FacilitySaranac Power Partners LPDetailed profile285.6 MW
37Bethpage Power PlantCalpine Eastern Corp239.6 MW
38Wading RiverNational Grid Generation LLCDetailed profile238.5 MW
39Lockport Energy Associates LPLockport Energy Associates LPDetailed profile221.3 MW
40Lewiston NiagaraNew York Power AuthorityDetailed profile220 MW
41Marble River Wind FarmMarble River, LLCDetailed profile215.3 MW
42Morris Ridge SolarMorris Ridge Solar Energy Center, LLCDetailed profile177 MW
43Richard M FlynnNew York Power AuthorityDetailed profile170 MW
44RED-Rochester, LLCRED-Rochester, LLCDetailed profile162.8 MW
45Indeck Corinth Energy CenterIndeck-Corinth Ltd PartnershipDetailed profile147 MW
46Baron Winds FarmRWE Clean EnergyDetailed profile130 MW
47South Fork WindOrsted Wind Power North America LLCDetailed profile130 MW
48WethersfieldValcour Operating Services, LLC126 MW
49Cassadaga Wind FarmRWE Clean EnergyDetailed profile124 MW
50Kennedy International Airport CogenKIAC PartnersDetailed profile121.2 MW

Browse the NYISO fleet

Permanent directories organized by operating peer group.

Battery storageBattery and battery-hybrid power plants ranked by EIA-reported nameplate capacity.51plantsSolarUtility-scale solar and solar-hybrid power plants ranked by EIA-reported nameplate capacity.674plantsWindOnshore and offshore wind power plants ranked by EIA-reported nameplate capacity.34plantsNatural gasNatural gas power plants ranked by EIA-reported nameplate capacity.103plantsHydroelectricConventional and pumped-storage hydroelectric plants ranked by EIA-reported nameplate capacity.158plantsNuclearNuclear power plants ranked by EIA-reported nameplate capacity.3plantsBattery storage operatorsCompanies operating battery and battery-hybrid plants in NYISO.

Plant identity and nameplate capacity are anchored to the EIA plant registry and joined to ERCOT market records. The fleet sum is not ERCOT seasonal capability or available operating capacity. Detailed profiles add source-backed equipment, commercial, interconnection, and operating context where available.