Merck Rahway Power Plant — Plant Summary
- EIA Plant ID
- 10224
- Capacity
- 20.8 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Steam Turbine, Solar Photovoltaic
- Status
- Operating
- Location
- Union, NJ
- Operating Since
- 1977
- Generators
- 4
- Operator
- Merck & Co Inc
- Parent Company
- —
- Annual Generation
- 39,313 MWh
- Capacity Factor
- 21.6%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
Merck Rahway Power Plant
OperatingNatural GasSolarHybrid
Ranked #25 of 47 Natural Gas plants in NJ#1327 of 2009 nationally
20.8 MW Natural Gas Steam Turbine (20 MW) + Solar Photovoltaic (1 MW) operating in Union, NJ — PJM Interconnection, LLC
EIAWD
20.8 MW
Nameplate Capacity
4
Generators
units
Hybrid (2)
Technology
Natural Gas Steam Turbine + Solar Photovoltaic
1977
Operating Since
Location
Coordinates
30.6469, -96.3729
County
Union, NJ
Nearby Plants
- Bryan (TX)Natural Gas22 MW · 0.1 km
- Central Utility Plant - Texas A&MNatural Gas50.1 MW · 4.3 km
- OTHERTexasA&MNatural Gas9.6 MW · 8.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Merck & Co Inc | — | — |
| Owner(s) | Merck & Co Inc | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Merck Rahway Power Plant, located in Union County, New Jersey, has a total capacity of 20.8 MW. The plant, which began operating in 1977, is owned and operated by Merck & Co Inc. It is a hybrid plant utilizing both natural gas and solar photovoltaic technologies. Specifically, the plant employs natural gas steam turbines in addition to solar generation. The plant consists of 4 generators.
The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. In the most recent year of data, the plant generated 39,313 MWh, achieving a capacity factor of 21.6%. The solar photovoltaic portion of the plant uses a fixed tilt tracking system. The Merck Rahway Power Plant is ranked 24th out of 46 power plants in New Jersey and 1304th out of 1963 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
26.4 kV
Regulatory Status
NR
Entity Type
Industrial
Sector
Industrial CHP
Generation
4.1K MWh
Latest Month
39.3K MWh
Annual Generation
21.6%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
MEDIUM confidencePoint of Interconnection
Nearest Substation
Pleasant Street Substation · 26 kV
Substation Distance
3.583 km
Operator
Public Service Enterprise Group
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
MINUEST 230 KV MINUESP
Pricing Hub
WESTERN HUB
Location Type
Generation Node
Node Source
Curated node match
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