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Know Your Ground

County Data

Nassau County, Florida

Self-reliance and preparedness data for Nassau County

Relatively Low

Hazard Risk (9.1/100)

Good

Solar (4.8 kWh/m²/day)

Natural Hazard Risks in Nassau County

HazardRisk RatingScore
WildfireRelatively Moderate18.7
TornadoRelatively Low14.2
LightningRelatively Low12.8
Coastal FloodingRelatively Low10.6
Cold WaveRelatively Low9.2

Source: FEMA National Risk Index. Scores 0–100, higher = more risk.

Climate Profile

Temperature & Growing Season

January Avg52°F

Water & Energy

Annual Precipitation4.3
Solar Potential4.8 kWh/m²/day
Wind Speed0.6 m/s
Soil TypeSand

Local Species

62

Edible species

27

Medicinal species

53

Autonomy Score

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Frequently Asked Questions

What are the biggest natural hazards in Nassau County, Florida?
Nassau County has an overall hazard rating of Relatively Low based on FEMA National Risk Index data. The top threats are Wildfire, Tornado, Lightning. Each hazard is scored 0–100 by likelihood and expected impact.
Is Nassau County good for solar power?
Nassau 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 Nassau County?
Our database identifies 62 edible plant species in Nassau 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 Nassau County?
Nassau County has an autonomy score of 53. 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.

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