Joseph J Seymour Power Project
Natural gas power plant in Kings County, New York. 94 MW of nameplate capacity across 2 generators, operated by New York Power Authority.
Also known as Joseph J. Seymour Power Project · EIA plant 7910
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 94 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- July 2001First generator online
- Operator
- New York Power AuthorityEIA operator ID 15296
- Grid
- NYISOBalancing authority NYIS
- Price nodes
- 2 NYISO nodesResource nodes with prices
- Location
- Kings County, NY40.6631, −74.0000
- EIA plant ID
- 7910EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Joseph J Seymour Power Project produces
Free · EIA-923Net generation, 2025
99.0 GWh
98,972 MWh, final
Capacity factor, 2025
12.0%
2024: 12.3%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
52.5–118.8
GWh a year. Low 2023, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | 84,233 | Not reported | 12 of 12 |
| 2004 | 71,748 | Not reported | 12 of 12 |
| 2005 | 110,082 | Not reported | 12 of 12 |
| 2006 | 85,007 | Not reported | 12 of 12 |
| 2007 | 166,848 | Not reported | 12 of 12 |
| 2008 | 136,904 | Not reported | 12 of 12 |
| 2009 | 82,569 | Not reported | 12 of 12 |
| 2010 | 147,733 | 17.9% | 12 of 12 |
| 2011 | 179,823 | 21.8% | 12 of 12 |
| 2012 | 124,767 | 15.1% | 12 of 12 |
| 2013 | 185,765 | 22.6% | 12 of 12 |
| 2014 | 73,738 | 9.0% | 12 of 12 |
| 2015 | 118,779 | 14.4% | 12 of 12 |
| 2016 | 113,532 | 13.7% | 12 of 12 |
| 2017 | 86,709 | 10.5% | 12 of 12 |
| 2018 | 117,563 | 14.3% | 12 of 12 |
| 2019 | 72,966 | 8.9% | 12 of 12 |
| 2020 | 102,135 | 12.4% | 12 of 12 |
| 2021 | 76,406 | 9.3% | 12 of 12 |
| 2022 | 113,933 | 13.8% | 12 of 12 |
| 2023 | 52,540 | 6.4% | 12 of 12 |
| 2024 | 101,309 | 12.3% | 12 of 12 |
| 2025 | 98,972 | 12.0% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 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
63,162
US short tons. 2024: 65,762
SO₂, 2025
0
US short tons
NOx, 2025
5
US short tons
CO₂ per MWh, calculated
0.64 t
About 1,276 lb per MWh
2 of 2 EPA units reported CO₂ in 2025 (2301, 2302), matched to EIA plant 7910 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, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Natural Gas Fired Combustion Turbine | 47.0 | July 2001 |
| 2 | Natural Gas Fired Combustion Turbine | 47.0 | July 2001 |
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 New York Power Authority 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 Joseph J Seymour Power Project
How much power does Joseph J Seymour Power Project produce?
Joseph J Seymour Power Project reported 98,972 MWh (99.0 GWh) of net generation in 2025, a 12.0% capacity factor on 94 MW of nameplate capacity.
Where is Joseph J Seymour Power Project?
Joseph J Seymour Power Project is in Kings County, New York, at 40.6631, −74.0000. It is in the New York Independent System Operator balancing area (NYIS).
Who operates Joseph J Seymour Power Project?
EIA-860M for August 2026 lists New York Power Authority as the operator (EIA operator ID 15296). The operator is not always the owner.
When did Joseph J Seymour Power Project start operating?
Its first generator began operating in July 2001, according to EIA-860M.
Does InfraMap have power prices for Joseph J Seymour Power Project?
Yes. InfraMap has NYISO day-ahead and real-time prices at 2 price nodes linked to Joseph J Seymour Power Project, 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
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page