NUECES BAY
OperatingPower plant
- Capacity
- 730 MW
- County
- Nueces County
- Operator
- TOPAZ POWER GROUP LLC
- Status
- Operating
- Commissioned
- 1972
- EIA plant ID
- 3441
- Coordinates
- 27.8194, -97.4192
NUECES BAY, a 730 MW power plant in Nueces County, Texas. Operated by TOPAZ POWER GROUP LLC, commissioned 1972.
Weather peril exposure
NUECES BAY is a 730 MW power plant in Nueces County, TX, operated by TOPAZ POWER GROUP LLC, commissioned in 1972. Nueces County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.9 of 5 at the 74th national percentile. Hurricane is the leading peril, rated Very High by FEMA at the 94th 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.
Nueces County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Very High | 94th | 4.8 of 5 | 0.14 |
| Heat wave | Relatively High | 54th | 3.2 of 5 | 16.7 |
| Wildfire | Relatively Low | 52nd | 3.1 of 5 | <0.01 |
| Lightning | Relatively High | 48th | 2.9 of 5 | 44.0 |
| Hail | Relatively Moderate | 47th | 2.9 of 5 | 0.89 |
| Coastal flooding | Relatively Moderate | 43rd | 2.7 of 5 | 3.7 |
| Strong wind | Relatively High | 35th | 2.4 of 5 | 0.74 |
| Riverine flooding | Relatively High | 29th | 2.2 of 5 | 4.4 |
| Tornado | Relatively High | 29th | 2.2 of 5 | 0.37 |
| Ice storm | Relatively Moderate | 11th | 1.5 of 5 | 0.30 |
| Earthquake | Very Low | 8th | 1.3 of 5 | <0.01 |
| Winter weather | Relatively Moderate | 7th | 1.3 of 5 | 0.86 |
Model hail, wind and flood exposure for Nueces 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.