County Data
Rockwall County, Texas
Self-reliance and preparedness data for Rockwall County
Very Low
Hazard Risk (5.4/100)
Good
Solar (4.7 kWh/m²/day)
Natural Hazard Risks in Rockwall County
| Hazard | Risk Rating | Score |
|---|---|---|
| Tornado | Relatively Low | 12.1 |
| Hail | Relatively Low | 10.2 |
| Strong Wind | Very Low | 8.2 |
| Lightning | Very Low | 5.7 |
| Heat Wave | Relatively Low | 5.2 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 41°F |
Water & Energy
| Annual Precipitation | 5.6″ |
| Solar Potential | 4.7 kWh/m²/day |
| Wind Speed | 3.0 m/s |
| Soil Type | Clay Loam |
Local Species
71
Edible species
31
Medicinal species
56
Autonomy Score
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Frequently Asked Questions
- What are the biggest natural hazards in Rockwall County, Texas?
- Rockwall County has an overall hazard rating of Very Low based on FEMA National Risk Index data. The top threats are Tornado, Hail, Strong Wind. Each hazard is scored 0–100 by likelihood and expected impact.
- Is Rockwall County good for solar power?
- Rockwall County has a good solar rating. Solar potential is based on average daily irradiance (kWh/m²/day), which determines how much energy rooftop or ground-mounted panels can produce year-round.
- How many edible plants grow in Rockwall County?
- Our database identifies 71 edible plant species in Rockwall County based on regional flora data, USDA hardiness zone, and iNaturalist observations. The full field guide includes identification notes, preparation methods, and seasonal availability.
- What is the autonomy score for Rockwall County?
- Rockwall County has an autonomy score of 56. This composite score measures local self-reliance potential across water access, food production capacity, energy resources, and supply chain resilience. Higher scores indicate greater potential for self-sufficiency.