Suffolk, New York · Plant code 56234

Caithness Long Island Energy Center

Caithness Long Island Energy Center is a natural gas plant in Suffolk, New York. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

Primary fuel Natural Gas

Route-friendly label and badge.

Total capacity 349 MW

Plant nameplate capacity.

Annual generation 1,853,121 MWh

Annual output from imported EIA and EPA records.

Capacity factor 81%

A simple way to compare utilization.

Operations

Operations details

Sector IPP Non-CHP

Utility, IPP, industrial, or commercial style ownership.

Status Operating

Current operating status in the imported records.

Online year 2,009

Useful for technology-vintage context.

Location Yaphank, New York

County and state routing anchor.

Emissions

Emissions details

CO2 989,178 tons

Annual plant-level total.

SO2 5 tons

Annual sulfur dioxide.

NOx 57 tons

Annual nitrogen oxides.

CO2 rate 803 lbs/MWh

Emission intensity, when available.

Fuel mix

Generation by fuel at the site.

Natural Gas 1,852,821 MWh · 100% of generation

Oil 300 MWh · 0% of generation

Ownership

Who owns the plant.

Owner Caithness Long Island, LLC

100%

Generators

Generator-level detail

Generator	Technology	Fuel	Capacity	Status	Online
CT01	Natural Gas Fired Combined Cycle	Natural Gas	196 MW	Operating	2,009
ST01	Natural Gas Fired Combined Cycle	Natural Gas	153 MW	Operating	2,009

Generation trend

Monthly output pattern

225,675 MWh

Jan

213,541 MWh

Feb

216,896 MWh

Mar

35,191 MWh

Apr

-451 MWh

May

0 MWh

Jun

85,157 MWh

Jul

214,608 MWh

Aug

205,619 MWh

Sep

204,591 MWh

Oct

215,621 MWh

Nov

236,673 MWh

Dec

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Related routes

Context around this plant

County page

Suffolk overview

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53 plants

State page

New York

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1,030 plants

Fuel page

Natural Gas plants

Compare this site to plants using the same primary fuel.

2,534 plants