Arthur Kill Generating Station
Natural gas power plant in Richmond County, New York. 877.5 MW of nameplate capacity across 2 generators, operated by Arthur Kill Power, LLC.
Also known as Arthur Kill Power Plant · EIA plant 2490
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Key facts
- Capacity
- 877.5 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- September 1959First generator online
- Operator
- Arthur Kill Power, LLCEIA operator ID 13192
- Grid
- NYISOBalancing authority NYIS
- Price nodes
- 2 NYISO nodesResource nodes with prices
- Location
- Richmond County, NY40.5916, −74.2000
- EIA plant ID
- 2490EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Arthur Kill produces
Free · EIA-923Net generation, 2025
2.06 TWh
2,056,487 MWh, final
Capacity factor, 2025
Not reported
2024: 16.2%
January to July 2026
809 GWh
Provisional
Range, 2015 to 2025
0.8–2.1
TWh a year. Low 2017, high 2025
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 1,671,160 | Not reported | 12 of 12 |
| 2001 | 2,466,765 | Not reported | 12 of 12 |
| 2002 | 1,294,902 | Not reported | 12 of 12 |
| 2003 | 413,900 | Not reported | 7 of 12 |
| 2004 | 873,869 | Not reported | 12 of 12 |
| 2005 | 1,354,600 | Not reported | 12 of 12 |
| 2006 | 930,146 | Not reported | 12 of 12 |
| 2007 | 1,389,430 | Not reported | 12 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | 891,965 | Not reported | 12 of 12 |
| 2010 | 924,404 | 11.3% | 12 of 12 |
| 2011 | 1,591,595 | 19.5% | 12 of 12 |
| 2012 | 1,654,806 | Not reported | 12 of 12 |
| 2013 | 1,356,259 | 17.3% | 12 of 12 |
| 2014 | 1,098,049 | 14.0% | 12 of 12 |
| 2015 | 1,050,964 | 13.4% | 12 of 12 |
| 2016 | 1,095,259 | 13.9% | 12 of 12 |
| 2017 | 827,118 | 10.5% | 12 of 12 |
| 2018 | 989,784 | 12.6% | 12 of 12 |
| 2019 | 903,336 | 11.5% | 12 of 12 |
| 2020 | 870,379 | 11.1% | 12 of 12 |
| 2021 | 875,476 | 11.2% | 12 of 12 |
| 2022 | 961,305 | 12.3% | 12 of 12 |
| 2023 | 1,044,327 | 13.3% | 12 of 12 |
| 2024 | 1,271,991 | 16.2% | 12 of 12 |
| 2025 | 2,056,487 | Not reported | 12 of 12 |
| 2026 (provisional, partial year) | 808,770 | 18.1% | 7 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 · NYISOEmissions
Free · EPA CAMPDCO₂, 2025
1.29M
US short tons. 2024: 842,494
SO₂, 2025
Not reported
US short tons
NOx, 2025
976
US short tons
CO₂ per MWh, calculated
0.63 t
About 1,256 lb per MWh
3 of 3 EPA units reported CO₂ in 2025 (20, 30, CT0001), matched to EIA plant 2490 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
145,694
million gallons
Consumption, 2024
0
million gallons
Source
Arthur Kill
Surface, Brackish. Once-through
Watershed stress
Very low/none · 0.171
USGS SUI, HUC12 Morses Creek-Arthur Kill
24 of 24 cooling months report withdrawal. Saline, brackish or ocean intake; not tested. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 2 | Natural Gas Steam Turbine | 342.0 | September 1959 |
| 3 | Natural Gas Steam Turbine | 535.5 | June 1969 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Arthur Kill Power, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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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Questions about Arthur Kill
How much power does Arthur Kill Generating Station produce?
Arthur Kill Generating Station reported 2,056,487 MWh (2.06 TWh) of net generation in 2025. From January to July 2026 it reported 809 GWh, which is provisional.
Where is Arthur Kill Generating Station?
Arthur Kill Generating Station is in Richmond County, New York, at 40.5916, −74.2000. It is in the New York Independent System Operator balancing area (NYIS).
Who operates Arthur Kill Generating Station?
EIA-860M for August 2026 lists Arthur Kill Power, LLC as the operator (EIA operator ID 13192). The operator is not always the owner.
When did Arthur Kill Generating Station start operating?
Its first generator began operating in September 1959, according to EIA-860M.
Does InfraMap have power prices for Arthur Kill Generating Station?
Yes. InfraMap has NYISO day-ahead and real-time prices at 2 price nodes linked to Arthur Kill Generating Station, 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)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- NYISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page