Glenwood — Plant Summary
- EIA Plant ID
- 2514
- Capacity
- 110 MW
- Primary Fuel
- Oil
- Technology
- Petroleum Liquids
- Status
- Operating
- Location
- Nassau, NY
- Operating Since
- 1972
- Generators
- 2
- Operator
- National Grid Generation LLC
- Parent Company
- National Grid
- Annual Generation
- 2,566 MWh
- Capacity Factor
- 0.3%
- Balancing Authority
- New York Independent System Operator
- ISO/RTO
- NYISO
- NERC Region
- NPCC
Glenwood
OperatingDistillate Oil
Ranked #3 of 65 Distillate Oil plants in NY#36 of 827 nationally
110 MW Distillate Oil operating in Nassau, NY — New York Independent System Operator
EIAWD
110 MW
Nameplate Capacity
2
Generators
units
Petroleum Liquids
Technology
1972
Operating Since
Location
Coordinates
40.8261, -73.6475
County
Nassau, NY
Nearby Plants
- Glenwood LandingNatural Gas122 MW · 0.2 km
- Black Mountain Generating StationNatural Gas121 MW · 0.7 km
- Covanta HempsteadMuni. Waste78.6 MW · 10.8 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
Glenwood is a 110 MW petroleum-fueled power plant located in Nassau County, New York. The plant began operating in 1972 and has 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. The plant 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, Glenwood generated 2,566 MWh, resulting in a capacity factor of 0.3%. Financial data indicates an installed cost of $201.07 per kW, based on FERC filings. Glenwood is ranked as the 3rd largest petroleum plant in New York, and 60th nationally among plants using the same fuel.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
New York Independent System Operator
Grid Voltage
69 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
14 MWh
Latest Month
2.6K MWh
Annual Generation
0.3%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$240/kW
Installed Cost
$107.5/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
GLENWOOD_IC_2_G1
Substation Distance
< 10 km
Coord Source
NYISO direct
Market Position
ISO/RTO Market
NYISO
LMP Node
23688
Pricing Hub
NYISO Zone K
Node Source
EIA-860 direct report
News & Articles (10)Beta
Grid·capacity addition
Cuba Begins Testing First Battery Energy Storage System to Boost Grid Stability
As part of the country’s strategic program to strengthen the stability of the national grid, Cuba has begun load testing of the first unit of a battery energy storage system (BESS) at the El Cotorro substation in Havana. This is the first of four systems with a total capacity of 200 MW. According...
POWER Magazine·1 weeks ago
Industry·corporate
Developer's vision of climate change hub on the Hudson seen as 'pie in the sky'
Lela Goren's plan to make the vacant Glenwood power plant in Yonkers into a center for climate change will be done without an anchor tenant.
Lela Goren (developer)Glenwood power plant (operator)
The Journal News | lohud.com·3 years ago
Industry·corporate
Go Inside the Glenwood Power Plant in Yonkers
When we first entered the Glenwood Power Plant in Yonkers, NY in 2012, it was an arresting, abandoned, post-apocalyptic scene.
Glenwood Power Plant (operator)
Untapped New York·3 years ago
Industry·corporate
The Future of Glenwood Power Plant Redevelopment at a Standstill over CBA
The future of the Glenwood Power Plant and its proposed redevelopment remains in doubt. That is because members of a Yonkers Community Coalition are still...
Glenwood Power Plant (operator)
Yonkers Times·4 years ago
Last updated 2026-03-25
View all 10 articles