Shoreham — Plant Summary
- EIA Plant ID
- 2518
- Capacity
- 71.5 MW
- Primary Fuel
- Oil
- Technology
- Petroleum Liquids
- Status
- Operating
- Location
- Suffolk, NY
- Operating Since
- 1966
- Generators
- 2
- Operator
- National Grid Generation LLC
- Parent Company
- National Grid
- Annual Generation
- 353.01 MWh
- Capacity Factor
- 0.1%
- Balancing Authority
- New York Independent System Operator
- ISO/RTO
- NYISO
- NERC Region
- NPCC
Shoreham
OperatingDistillate Oil
Ranked #4 of 65 Distillate Oil plants in NY#52 of 827 nationally
71.5 MW Distillate Oil operating in Suffolk, NY — New York Independent System Operator
EIAWD
71.5 MW
Nameplate Capacity
2
Generators
units
Petroleum Liquids
Technology
1966
Operating Since
Location
Coordinates
40.9599, -72.8655
County
Suffolk, NY
Nearby Plants
- KCE NY 31, LLCBESS50 MW · 0.2 km
- Shoreham Energy LLCKerosene100 MW · 0.3 km
- Wading RiverDistillate Oil238.5 MW · 1.1 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | National Grid Generation LLC | National Grid Generation | — |
| Owner(s) | National Grid Generation LLC | National Grid | — |
| Status | Operating | — | — |
Ownership Chain
About
Shoreham is a 71.5 MW petroleum liquid-fueled power plant located in Suffolk County, New York. The plant began operating in 1966 and consists of two generators utilizing petroleum liquids technology. It is owned by National Grid, a company based in the United Kingdom, and operated by National Grid Generation LLC. Shoreham operates within the New York Independent System Operator (NYISO) balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region.
In the most recent year with available data, Shoreham generated 353 MWh of electricity, resulting in a capacity factor of 0.1%. The plant's installed cost was $487.65 per kW, according to FERC data. Shoreham is ranked 4th out of 66 similar plants in New York state, and 78th out of 886 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
New York Independent System Operator
Grid Voltage
138 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
99 MWh
Latest Month
353 MWh
Annual Generation
0.1%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$144/kW
Installed Cost
$1079.2/MWh
Operating Cost
National Grid Generation LLC
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
SHOREHAM_IC_1
Substation Distance
< 10 km
Coord Source
NYISO direct
Market Position
ISO/RTO Market
NYISO
LMP Node
23715
Pricing Hub
NYISO Zone K
Node Source
EIA-860 direct report
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Last updated 2026-03-25
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