OilOperatingNYISO

Greenport

Oil power plant in Suffolk County, New York. 6.8 MW of nameplate capacity across 3 generators, operated by Village of Greenport - (NY).

Also known as EIA plant 2681

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Sterlington Greenworks LLCKearsarge SouthamptonEast HamptonEast Hampton Energy Storage CenterGreenport10 km
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6 plants within 21 km, from EIA coordinates.

Key facts

Capacity
6.8 MWNameplate
Generators
3 operatingEIA-860M, August 2026
Operating since
June 1957First generator online
Operator
Village of Greenport - (NY)EIA operator ID 7630
Grid
NYISOBalancing authority NYIS
Price nodes
1 NYISO nodeResource nodes with prices
Location
Suffolk County, NY41.1055, −72.3758
EIA plant ID
2681EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Greenport produces

Free · EIA-923

Net generation, 2025

11 MWh

11 MWh, final

Capacity factor, 2025

0.0%

2024: 0.0%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

11.0–40.0

MWh a year. Low 2025, high 2018

Annual net generation, MWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
20000Not reported12 of 12
2001159Not reported12 of 12
2002−164Not reported12 of 12
2003−195Not reported12 of 12
2004−321Not reported12 of 12
2005−344Not reported12 of 12
2006−278Not reported12 of 12
2007−368Not reported12 of 12
2008−291Not reported12 of 12
2009−263Not reported12 of 12
2010−295-0.3%12 of 12
2011−246-0.3%12 of 12
2012−272-0.3%12 of 12
2013100.0%12 of 12
2014110.0%12 of 12
2015200.0%12 of 12
2016320.0%12 of 12
2017190.0%12 of 12
2018400.0%12 of 12
2019290.0%12 of 12
2020250.0%12 of 12
2021140.0%12 of 12
2022150.0%12 of 12
2023140.0%12 of 12
2024150.0%12 of 12
2025110.0%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account · NYISO

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
4Petroleum Liquids1.2June 1957
5Petroleum Liquids1.8June 1965
6Petroleum Liquids3.8June 1971

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Village of Greenport - (NY) as the operator, which is not always the owner.

Modeled data

Pro

Pro adds modeled values for this plant. Everything above stays free.

Modeled

Generation potential vs reported

Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.

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Power plants near Greenport

Questions about Greenport

How much power does Greenport produce?

Greenport reported 11 MWh (11 MWh) of net generation in 2025, a 0.0% capacity factor on 6.8 MW of nameplate capacity.

Where is Greenport?

Greenport is in Suffolk County, New York, at 41.1055, −72.3758. It is in the New York Independent System Operator balancing area (NYIS).

Who operates Greenport?

EIA-860M for August 2026 lists Village of Greenport - (NY) as the operator (EIA operator ID 7630). The operator is not always the owner.

When did Greenport start operating?

Its first generator began operating in June 1957, according to EIA-860M.

Does InfraMap have power prices for Greenport?

Yes. InfraMap has NYISO day-ahead and real-time prices at 1 price node linked to Greenport, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
  • NYISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page