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- Combustion
- Operating
- 10 · 100 · 1,000 MW
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- Combustion
- Operating
East Hampton: location. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
East Hampton
Power plant · Oil
Key facts
Power plant · Oilran 5% of 2025 Operating- Capacity
- Capacity: sourceEIA-860M · Open licenseMW
- Commissioned
- 1962
- Net generation, 2025
- 10,865 MWh
- Grid
- 69 kV to Long Island Power Authority (NYIS)
- Location
- Suffolk County, New York
- Operated by
- National Grid Generation LLCSourceEIA-860M Preliminary Monthly Electric Generator Inventory
Output
- Oil
Details
Who’s behind it
No companies named in filings yet.
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- Technology
- Oil source: “Petroleum Liquids”
- Age
- 64 years since 1962
- Unused energy
- 228 GWh 2025Unused energyA lead, not a guarantee: MW × hours × (1 − capacity factor) for the latest year (EIA-923), gas, coal and oil plants only. Air-permit run-hour caps, heat rate (cost to run) and capacity-market or reliability obligations can rule it out.
- Heat rate
- 14,210 Btu/kWh 2025
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
| Attribute | Value |
|---|---|
| Grid |
|
| Fuel burned (MMBtu), 2025 | 154,390 |
| Capacity factor, 2025 | 0.045 |
| Heat rate (Btu/kWh), 2025 | 14,209.8 |
| Net generation (MWh), 2025 | 10,865.0 |
| Balancing authority code | NYIS |
Timeline
- In service · EIA-860M
Sources
3 sourcesSources EIA-860M · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory
Sources
- EIA-860M
- EIASource: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
- EIA-860M Preliminary Monthly Electric Generator Inventory