Nassau County, NY power plants

12 EIA-registered plants with 1.4 GW of nameplate capacity inside NYISO; the largest is E F Barrett at 669.2 MW.

Capacity by fuel

Nameplate capacity · plants

natural gas: 1.2 GW8
petroleum: 116 MW2
biomass: 78.6 MW1
solar: 1.8 MW1

Nassau County, NY capacity ranking

12 matching plants · ranked by nameplate capacity

Rank	Plant	Capacity	Type	Operator	Location
1	E F BarrettNational Grid Generation LLCDetailed profile	669.2 MW	Natural Gas Steam Turbine, Natural Gas Fired Combustion Turbine	National Grid Generation LLC	Nassau County
2	Bethpage Power PlantCalpine Eastern CorpDetailed profile	239.6 MW	Natural Gas Fired Combustion Turbine, Natural Gas Fired Combined Cycle	Calpine Eastern Corp	Nassau County
3	Equus Freeport PowerEquus Power I, L.P.Detailed profile	120 MW	Natural Gas Fired Combustion Turbine	Equus Power I, L.P.	Nassau County
4	GlenwoodNational Grid Generation LLCDetailed profile	110 MW	Petroleum Liquids	National Grid Generation LLC	Nassau County
5	Glenwood LandingNational Grid Generation LLCDetailed profile	106 MW	Natural Gas Fired Combustion Turbine	National Grid Generation LLC	Nassau County
6	Covanta HempsteadCovanta Hempstead CompanyDetailed profile	78.6 MW	Municipal Solid Waste	Covanta Hempstead Company	Nassau County
7	Plant No 2 FreeportVillage of Freeport - (NY)Detailed profile	78.6 MW	Natural Gas Fired Combustion Turbine, Petroleum Liquids	Village of Freeport - (NY)	Nassau County
8	Charles P KellerVillage of Rockville Centre - (NY)	29.4 MW	Natural Gas Internal Combustion Engine	Village of Rockville Centre - (NY)	Nassau County
9	Plant No 1 FreeportVillage of Freeport - (NY)	6 MW	Petroleum Liquids	Village of Freeport - (NY)	Nassau County
10	Altice - HicksvilleBloom Energy	2 MW	Other Natural Gas	Bloom Energy	Nassau County
11	Bloom-Altice Fuel CellOnsite Partners, LLC	2 MW	Other Natural Gas	Onsite Partners, LLC	Nassau County
12	Cedar Creek PVAES Distributed Energy	1.8 MW	Solar Photovoltaic	AES Distributed Energy	Nassau County

Other NYISO counties

plants

County assignment and capacity come from the EIA generator inventory. Capacity is nameplate capacity, not seasonal capability or available operating capacity. A plant can include multiple generators and technologies.