18.5 MW Distillate Oil standby in New Castle, DE — PJM Interconnection, LLC
18.5 MW
Nameplate Capacity
1
Generators
unit
Petroleum Liquids
Technology
1968
Operating Since
Coordinates
39.6004, -75.6268
County
New Castle, DE
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Calpine Mid-Atlantic Generation LLC | Calpine Mid-Atlantic Generation | — |
| Owner(s) | Calpine Mid-Atlantic Generation LLC | Constellation Energy | — |
| Status | Standby | — | — |
Delaware City 10 is a 18.5 MW power plant located in New Castle County, Delaware. The plant began operating in 1968 and is owned by Constellation Energy, with Calpine Mid-Atlantic Generation LLC as the operator. The primary fuel source is distillate fuel oil (DFO), and the plant utilizes petroleum liquid technology. It consists of a single generator.
The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. Delaware City 10 is ranked as the 3rd largest of 4 power plants in Delaware, and nationally it holds a rank of 209 out of 886 plants. Recent news coverage includes 10 articles, with a focus on industry news (7 articles), regulatory matters (2 articles), and hazard-related incidents (1 article).
Generated from EIA, GEM, and public data sources
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
13.8 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0 MWh
Latest Month
0 MWh
Annual Generation
0.0%
Capacity Factor
No financial data available for this plant.
Market Position
ISO/RTO Market
PJM
LMP Node
50524
Pricing Hub
WESTERN HUB
Node Source
EIA-860 direct report
Constellation to Sell 4.4 GW of PJM Gas Power Assets to LS Power for $5B in Regulatory Divestiture
Competitive generation giant Constellation Energy has agreed to sell approximately 4.4 GW of natural gas–fired generation capacity in PJM Interconnection to LS Power Equity Advisors for $5 billion, marking the largest single tranche of divestitures required to resolve antitrust and market-power c...
Constellation to sell 4.4GW of PJM assets to LS Power for $5B as part of Calpine acquisition
Constellation Energy Corporation will sell a portfolio of generation assets in PJM to LS Power for $5 billion, fulfilling DOJ requirements from its Calpine acquisition.
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Delaware City Refinery ordered to monitor emissions after delayed reporting
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Last updated 2026-03-21
View all 10 articles