Bethpage Power Plant
Natural gas power plant in Nassau County, New York. 239.6 MW of nameplate capacity across 6 generators, operated by Calpine Eastern Corp.
Also known as Calpine Bethpage Energy Center 3 · EIA plant 50292
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Key facts
- Capacity
- 239.6 MWNameplate
- Generators
- 6 operatingEIA-860M, August 2026
- Operating since
- August 1989First generator online
- Operator
- Calpine Eastern CorpEIA operator ID 24457
- Grid
- NYISOBalancing authority NYIS
- Price nodes
- 3 NYISO nodesResource nodes with prices
- Location
- Nassau County, NY40.7469, −73.4994
- EIA plant ID
- 50292EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Bethpage produces
Free · EIA-923Net generation, 2025
819 GWh
819,215 MWh, final
Capacity factor, 2025
39.0%
2024: Not reported
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
353.0–827.3
GWh a year. Low 2019, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 387,503 | Not reported | 12 of 12 |
| 2001 | 345,094 | Not reported | 12 of 12 |
| 2002 | 520,512 | Not reported | 12 of 12 |
| 2003 | 511,982 | Not reported | 12 of 12 |
| 2004 | 372,689 | Not reported | 12 of 12 |
| 2005 | 413,866 | Not reported | 12 of 12 |
| 2006 | 593,480 | Not reported | 12 of 12 |
| 2007 | 432,505 | Not reported | 12 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | 433,183 | Not reported | 12 of 12 |
| 2010 | 430,718 | 20.5% | 12 of 12 |
| 2011 | 396,228 | 18.8% | 12 of 12 |
| 2012 | 508,161 | 24.1% | 12 of 12 |
| 2013 | 631,337 | 30.0% | 12 of 12 |
| 2014 | 557,396 | 26.5% | 12 of 12 |
| 2015 | 827,348 | 39.4% | 12 of 12 |
| 2016 | 789,720 | 37.5% | 12 of 12 |
| 2017 | 606,395 | 28.8% | 12 of 12 |
| 2018 | 455,221 | 21.7% | 12 of 12 |
| 2019 | 352,971 | 16.8% | 12 of 12 |
| 2020 | 505,346 | 24.0% | 12 of 12 |
| 2021 | 681,195 | 32.4% | 12 of 12 |
| 2022 | 439,055 | 20.9% | 12 of 12 |
| 2023 | 594,780 | 28.3% | 12 of 12 |
| 2024 | 407,674 | Not reported | 8 of 12 |
| 2025 | 819,215 | 39.0% | 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
471,048
US short tons. 2024: 328,307
SO₂, 2025
2
US short tons
NOx, 2025
185
US short tons
CO₂ per MWh, calculated
0.57 t
About 1,150 lb per MWh
4 of 4 EPA units reported CO₂ in 2025 (GT1, GT2, GT3, GT4), matched to EIA plant 50292 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 |
|---|---|---|---|
| GEN1 | Natural Gas Fired Combined Cycle | 33.7 | August 1989 |
| GEN2 | Natural Gas Fired Combined Cycle | 33.7 | August 1989 |
| GEN3 | Natural Gas Fired Combined Cycle | 16.2 | August 1989 |
| GEN5 | Natural Gas Fired Combustion Turbine | 60.0 | July 2002 |
| GEN6 | Natural Gas Fired Combined Cycle | 60.0 | July 2005 |
| GEN7 | Natural Gas Fired Combined Cycle | 36.0 | July 2005 |
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 Calpine Eastern Corp 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 Bethpage
How much power does Bethpage Power Plant produce?
Bethpage Power Plant reported 819,215 MWh (819 GWh) of net generation in 2025, a 39.0% capacity factor on 239.6 MW of nameplate capacity.
Where is Bethpage Power Plant?
Bethpage Power Plant is in Nassau County, New York, at 40.7469, −73.4994. It is in the New York Independent System Operator balancing area (NYIS).
Who operates Bethpage Power Plant?
EIA-860M for August 2026 lists Calpine Eastern Corp as the operator (EIA operator ID 24457). The operator is not always the owner.
When did Bethpage Power Plant start operating?
Its first generator began operating in August 1989, according to EIA-860M.
Does InfraMap have power prices for Bethpage Power Plant?
Yes. InfraMap has NYISO day-ahead and real-time prices at 3 price nodes linked to Bethpage Power Plant, 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