ALLIANCE REFINERY
OperatingPower plant
- Capacity
- 25 MW
- Primary fuel
- Other
- County
- Plaquemines Parish
- Operator
- PHILLIPS 66
- Status
- Operating
- EIA plant ID
- 52031
- Coordinates
- 29.6841, -89.9747
ALLIANCE REFINERY, a 25 MW power plant in Plaquemines Parish, Louisiana. Operated by PHILLIPS 66. One of 95 power plants tracked in Louisiana on Bywatts.
Weather peril exposure
ALLIANCE REFINERY is a 25 MW power plant in Plaquemines Parish, LA, operated by PHILLIPS 66. Plaquemines Parish carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.6 of 5 at the 91st national percentile. Hurricane is the leading peril, rated Relatively High by FEMA at the 99th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to this plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Plaquemines Parish hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively High | 99th | 5.0 of 5 | 0.27 |
| Coastal flooding | Relatively High | 71st | 3.9 of 5 | 4.0 |
| Heat wave | Relatively Low | 71st | 3.8 of 5 | 11.1 |
| Lightning | Relatively Low | 52nd | 3.1 of 5 | 81.2 |
| Hail | Very Low | 43rd | 2.7 of 5 | 0.45 |
| Tornado | Relatively Low | 38th | 2.5 of 5 | 0.68 |
| Wildfire | Very Low | 32nd | 2.3 of 5 | <0.01 |
| Winter weather | Very Low | 28th | 2.1 of 5 | 0.27 |
| Earthquake | Very Low | 27th | 2.1 of 5 | <0.01 |
| Ice storm | Very Low | 17th | 1.7 of 5 | 0.01 |
| Riverine flooding | Very Low | 10th | 1.4 of 5 | 0.29 |
| Strong wind | Very Low | 6th | 1.2 of 5 | 0.51 |
Model hail, wind and flood exposure for Plaquemines Parish 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.