DELAWARE CITY PLANT
OperatingNatural Gas power plant
- Capacity
- 324 MW
- Primary fuel
- Natural Gas
- County
- New Castle County
- Operator
- DELAWARE CITY REFINING COMPANY LLC
- Status
- Operating
- Commissioned
- 1956
- EIA plant ID
- 52193
- Coordinates
- 39.5934, -75.6332
DELAWARE CITY PLANT, a 324 MW Natural Gas power plant in New Castle County, Delaware. Operated by DELAWARE CITY REFINING COMPANY LLC, commissioned 1956.
Weather peril exposure
DELAWARE CITY PLANT is a 324 MW natural gas power plant in New Castle County, DE, operated by DELAWARE CITY REFINING COMPANY LLC, commissioned in 1956. New Castle County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.4 of 5 at the 10th national percentile. Coastal flooding is the leading peril, rated Relatively High by FEMA at the 79th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
New Castle County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Coastal flooding | Relatively High | 79th | 4.2 of 5 | 3.7 |
| Riverine flooding | Relatively High | 71st | 3.8 of 5 | 6.6 |
| Earthquake | Relatively Moderate | 69th | 3.8 of 5 | <0.01 |
| Hurricane | Relatively Moderate | 67th | 3.7 of 5 | 0.09 |
| Winter weather | Very High | 67th | 3.7 of 5 | 10.4 |
| Ice storm | Relatively High | 40th | 2.6 of 5 | 1.0 |
| Wildfire | Very Low | 38th | 2.5 of 5 | <0.01 |
| Strong wind | Relatively High | 31st | 2.2 of 5 | 6.3 |
| Lightning | Relatively Moderate | 25th | 2.0 of 5 | 35.1 |
| Tornado | Relatively Moderate | 25th | 2.0 of 5 | 0.26 |
| Heat wave | Relatively Moderate | 8th | 1.3 of 5 | 11.2 |
| Hail | Very Low | 3rd | 1.1 of 5 | 2.3 |
Model hail, wind and flood exposure for New Castle County in the weather risk calculator
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.