Electric generating plantEIA plant no. 2491

Charles Poletti

Type
Petroleum Liquids
Status
Retired February 2010
Nameplate (when running)
883 MW
Units
1
In service since
1977
Operator
New York Power Authority
Location
Astoria, Queens County, New York

Charles Poletti is retired. EIA's monthly generator inventory (EIA-860M, August 2026) lists every generator at this oil plant as retired; the last one retired in February 2010. It is not counted among New York's operating plants or in any ranking on this site.

The figures below describe the plant when it ran: equipment from EIA Form 860 (2024).

The 883 MW is nameplate capacity: the most this plant's generators are rated to produce, not what it actually generates. EPA eGRID reports no positive net generation for it this year.

How it works

A steam plant burning oil

oil insteamwater returns1boiler burns oil2steam spins turbine3generator4cooling condenses steam
  1. A boiler burns oil to turn water into high-pressure steam.
  2. The steam pushes through a turbine, spinning it thousands of times a minute.
  3. The turbine's shaft turns a generator, which sends power to the grid.
  4. Spent steam is cooled back into water — by a cooling tower, a lake or a river — and pumped back to the boiler.

Why the numbers look like this: a boiler and turbine this size take hours to bring up from cold, so steam plants were built to run steadily for long stretches. A steam plant with a low capacity factor is usually being held in reserve, or run only through the hottest and coldest weeks.

This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.

Natural GasOilSolarBattery Storage

Location

Address31-03 20th Ave
CityAstoria
CountyQueens County
StateNew York
ZIP11105
Coordinates40.77639, -73.91083
OperatorNew York Power Authority

Generators (1)

IDTechnologyFuelNameplate capacityStatusOnline
6Petroleum LiquidsResidual Oil883 MWRetired1977

Grid context

NERC RegionNPCC
Balancing AuthorityNew York Independent System Operator

About Oil plants

Oil-fired plants typically run only during peak demand or grid emergencies because oil is expensive compared to gas and coal. Per megawatt-hour, they emit nearly as much CO₂ as coal.

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