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77 MW Distillate Oil operating in Philadelphia, PA — PJM Interconnection, LLC
77 MW
Nameplate Capacity
4
Generators
units
Petroleum Liquids
Technology
1969
Operating Since
Coordinates
39.9681, -75.1255
County
Philadelphia, PA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Constellation Power, Inc | Constellation Power | — |
| Owner(s) | Constellation Power, Inc | Constellation Energy | — |
| Status | Operating | — | — |
The Delaware Generating Station is a 77 MW petroleum liquid-fueled power plant located in Philadelphia County, Pennsylvania. The plant began operating in 1969 and consists of 4 generators utilizing petroleum liquids technology. It is owned by Constellation Energy and operated by Constellation Power, Inc. The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region.
In the most recent year of reported data, the Delaware Generating Station produced 169 MWh of electricity, resulting in a capacity factor of 0.0%. The plant is ranked 7th out of 31 similar plants in Pennsylvania and 75th out of 886 nationally. Recent news coverage of the plant has focused primarily on regulatory matters.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC (PJM)
Grid Voltage
69.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
13 MWh
Latest Month
169 MWh
Annual Generation
0.0%
Capacity Factor
CO₂ Intensity
3023 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
16 lb/MWh
SO₂
9 lb/MWh
CH₄
0.122 lb/MWh
N₂O
0.024 lb/MWh
Capacity Factor
0.0%
Annual Net Gen
0 GWh
CO₂eq
3033 lb/MWh
Subregion
RFC East
2013
$765/kW
Est. Construction Cost
Total estimated cost: $58.9M
Market Position
ISO/RTO Market
PJM
LMP Node
DELA PE 13 KV UNIT09
Pricing Hub
WESTERN HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
Last updated 2026-03-26
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