Marcus Hook Energy LP — Plant Summary
- EIA Plant ID
- 55801
- Capacity
- 836.1 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- Delaware, PA
- Operating Since
- 2004
- Generators
- 4
- Operator
- Marcus Hook Energy LP
- Parent Company
- —
- Annual Generation
- 5,617,488 MWh
- Capacity Factor
- 76.9%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
Marcus Hook Energy LP
OperatingNatural Gas
Ranked #18 of 70 Natural Gas plants in PA#225 of 2009 nationally
836.1 MW Natural Gas operating in Delaware, PA — PJM Interconnection, LLC
EIAWD
836.1 MW
Nameplate Capacity
4
Generators
units
Natural Gas Fired Combined Cycle
Technology
2004
Operating Since
Location
Coordinates
39.8070, -75.4216
County
Delaware, PA
Nearby Plants
- Covanta Delaware ValleyMuni. Waste90 MW · 3.5 km
- Chester Generating StationDistillate Oil55.8 MW · 4.1 km
- Bridgeport Disposal Solar FarmSolar1.2 MW · 6.6 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Marcus Hook Energy LP | — | — |
| Owner(s) | EGCO Tower, Jera Energy America, LLC | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Marcus Hook Energy LP is an 836.1 MW natural gas-fired combined cycle power plant located in Delaware County, Pennsylvania. The plant began operating in 2004 and is owned and operated by Marcus Hook Energy LP. It consists of four generators utilizing natural gas as its primary fuel source. The plant is connected to the PJM Interconnection, LLC balancing authority and falls within the RFC NERC region.
In the latest year of reported data, Marcus Hook Energy LP generated 5,617,488 MWh of electricity, achieving a capacity factor of 76.9%. The plant is ranked as the 16th largest in Pennsylvania out of 35 plants, and nationally it is ranked 229th out of 945 plants. Recent news coverage related to the plant includes one article pertaining to regulatory matters and another concerning deals.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP CHP
Generation
599.8K MWh
Latest Month
5.6M MWh
Annual Generation
76.9%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
PJM
LMP Node
PHILLIPS ISLAND CC
Pricing Hub
WESTERN HUB
Location Type
AGGREGATE
Node Source
Curated node match
News & Articles (2)Beta
Regulatory·permitting
PA Oil & Gas Industrial Facilities: Permit Notices, Opportunities To Comment - January 31
The following notices were published in the January 31 PA Bulletin related to oil and gas industry facilities. Many of the notices offer the...
PA Environment Digest Blog·4 weeks ago
Deals·m and a
EGCO bolsters expansion with acquisition of 50% Interest in Compass Portfolio
Electricity Generating Public Company Limited or EGCO Group has further strengthened its presence in the US through the acquisition of a 50%...
EGCO (buyer)Electricity Generating Public Company Limited (buyer)
Nation Thailand·2 years ago
Last updated 2026-03-14
View all articles