SWEENY IGCC PLANT
OperatingPower plant
- County
- Brazoria County
- Operator
- PHILLIPS 66 SWEENY IGCC
- Status
- Operating
- EIA plant ID
- 57705
- Coordinates
- 29.0664, -95.7484
SWEENY IGCC PLANT, a power plant in Brazoria County, Texas. Operated by PHILLIPS 66 SWEENY IGCC. One of 405 power plants tracked in Texas on Bywatts.
Weather peril exposure
SWEENY IGCC PLANT is a power plant in Brazoria County, TX, operated by PHILLIPS 66 SWEENY IGCC. Brazoria County carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.8 of 5 at the 46th national percentile. Hurricane is the leading peril, rated Relatively High by FEMA at the 91st 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.
Brazoria County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively High | 91st | 4.6 of 5 | 0.22 |
| Riverine flooding | Relatively High | 74th | 4.0 of 5 | 1.9 |
| Wildfire | Relatively Low | 68th | 3.7 of 5 | <0.01 |
| Heat wave | Relatively Moderate | 52nd | 3.1 of 5 | 14.9 |
| Coastal flooding | Relatively Moderate | 45th | 2.8 of 5 | 3.7 |
| Tornado | Relatively High | 36th | 2.5 of 5 | 1.1 |
| Lightning | Relatively High | 28th | 2.1 of 5 | 70.0 |
| Strong wind | Relatively Moderate | 13th | 1.5 of 5 | 1.0 |
| Earthquake | Very Low | 13th | 1.5 of 5 | <0.01 |
| Hail | Relatively Low | 11th | 1.4 of 5 | 1.6 |
| Ice storm | Relatively High | 7th | 1.3 of 5 | 0.69 |
| Winter weather | Very Low | 7th | 1.3 of 5 | 0.89 |
Model hail, wind and flood exposure for Brazoria 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.