SANDOW NO 4
OperatingCoal power plant
- Capacity
- 591 MW
- Primary fuel
- Coal
- County
- Milam County
- Operator
- LUMINANT GENERATION COMPANY LLC
- Status
- Operating
- EIA plant ID
- 6648
- Coordinates
- 30.5659, -97.0640
SANDOW NO 4, a 591 MW Coal power plant in Milam County, Texas. Operated by LUMINANT GENERATION COMPANY LLC.
Weather peril exposure
SANDOW NO 4 is a 591 MW coal power plant in Milam County, TX, operated by LUMINANT GENERATION COMPANY LLC. Milam County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.7 of 5 at the 67th national percentile. Hurricane is the leading peril, rated Relatively Low by FEMA at the 77th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a coal plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Milam County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Low | 77th | 4.1 of 5 | 0.06 |
| Hail | Relatively Moderate | 72nd | 3.9 of 5 | 3.5 |
| Heat wave | Relatively Low | 63rd | 3.5 of 5 | 15.1 |
| Tornado | Relatively Moderate | 61st | 3.4 of 5 | 0.58 |
| Wildfire | Relatively Low | 55th | 3.2 of 5 | <0.01 |
| Strong wind | Relatively Low | 50th | 3.0 of 5 | 1.8 |
| Winter weather | Relatively Low | 37th | 2.5 of 5 | 2.6 |
| Lightning | Relatively High | 23rd | 1.9 of 5 | 51.5 |
| Ice storm | Relatively Low | 16th | 1.6 of 5 | 0.72 |
| Earthquake | Very Low | 12th | 1.5 of 5 | <0.01 |
| Riverine flooding | Relatively Low | 8th | 1.3 of 5 | 1.7 |
Perils not assessed in Milam County
These perils carry no usable National Risk Index figure for this county, so they are excluded from the scoring rather than scored zero. A zero would claim the peril was assessed and found benign.
| Peril | Why it is not scored |
|---|---|
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Milam 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.