Hawkeye Energy Greenport LLC
Oil power plant in Suffolk County, New York. 54 MW of nameplate capacity across 1 generator, operated by Hawkeye Energy Greenport LLC.
Also known as Hawkeye Energy Greenport · EIA plant 55969
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 54 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- July 2003First generator online
- Operator
- Hawkeye Energy Greenport LLCEIA operator ID 7308
- Grid
- NYISOBalancing authority NYIS
- Price nodes
- 1 NYISO nodeResource nodes with prices
- Location
- Suffolk County, NY41.1060, −72.3762
- EIA plant ID
- 55969EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Hawkeye Energy Greenport produces
Free · EIA-923Net generation, 2025
24.9 GWh
24,868 MWh, final
Capacity factor, 2025
5.3%
2024: 5.2%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
8.8–51.8
GWh a year. Low 2017, high 2020
| 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 | 31,541 | Not reported | 12 of 12 |
| 2004 | 30,002 | Not reported | 12 of 12 |
| 2005 | 49,621 | Not reported | 12 of 12 |
| 2006 | 35,597 | Not reported | 12 of 12 |
| 2007 | 74,320 | Not reported | 12 of 12 |
| 2008 | 74,761 | Not reported | 12 of 12 |
| 2009 | 46,435 | Not reported | 12 of 12 |
| 2010 | 35,759 | 7.6% | 12 of 12 |
| 2011 | 23,580 | 5.0% | 12 of 12 |
| 2012 | 19,999 | 4.2% | 12 of 12 |
| 2013 | 28,101 | 5.9% | 12 of 12 |
| 2014 | 13,380 | 2.8% | 12 of 12 |
| 2015 | 20,364 | 4.3% | 12 of 12 |
| 2016 | 12,579 | 2.7% | 12 of 12 |
| 2017 | 8,802 | 1.9% | 12 of 12 |
| 2018 | 24,100 | 5.1% | 12 of 12 |
| 2019 | 30,547 | 6.5% | 12 of 12 |
| 2020 | 51,768 | 10.9% | 12 of 12 |
| 2021 | 31,120 | 6.6% | 12 of 12 |
| 2022 | 31,642 | 6.7% | 12 of 12 |
| 2023 | 16,367 | 3.5% | 12 of 12 |
| 2024 | 24,819 | 5.2% | 12 of 12 |
| 2025 | 24,868 | 5.3% | 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
21,550
US short tons. 2024: 22,078
SO₂, 2025
0
US short tons
NOx, 2025
5
US short tons
CO₂ per MWh, calculated
0.87 t
About 1,733 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (U-01), matched to EIA plant 55969 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 |
|---|---|---|---|
| U-01 | Petroleum Liquids | 54.0 | July 2003 |
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 Hawkeye Energy Greenport 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 Hawkeye Energy Greenport
How much power does Hawkeye Energy Greenport LLC produce?
Hawkeye Energy Greenport LLC reported 24,868 MWh (24.9 GWh) of net generation in 2025, a 5.3% capacity factor on 54 MW of nameplate capacity.
Where is Hawkeye Energy Greenport LLC?
Hawkeye Energy Greenport LLC is in Suffolk County, New York, at 41.1060, −72.3762. It is in the New York Independent System Operator balancing area (NYIS).
Who operates Hawkeye Energy Greenport LLC?
EIA-860M for August 2026 lists Hawkeye Energy Greenport LLC as the operator (EIA operator ID 7308). The operator is not always the owner.
When did Hawkeye Energy Greenport LLC start operating?
Its first generator began operating in July 2003, according to EIA-860M.
Does InfraMap have power prices for Hawkeye Energy Greenport LLC?
Yes. InfraMap has NYISO day-ahead and real-time prices at 1 price node linked to Hawkeye Energy Greenport LLC, 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