Skip to main content
Know Your Ground

County Data

Gwinnett County, Georgia

Self-reliance and preparedness data for Gwinnett County

Relatively Moderate

Hazard Risk (15.5/100)

Good

Solar (4.6 kWh/m²/day)

Natural Hazard Risks in Gwinnett County

HazardRisk RatingScore
LightningRelatively High34.8
TornadoRelatively High33.0
Winter WeatherRelatively High32.6
HailRelatively High24.5
Ice StormRelatively Low15.5

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

Climate Profile

Temperature & Growing Season

January Avg39°F

Water & Energy

Annual Precipitation6.9
Solar Potential4.6 kWh/m²/day
Wind Speed0.5 m/s
Soil TypeSandy Clay Loam

Local Species

62

Edible species

27

Medicinal species

52

Autonomy Score

Get Your Gwinnett County Guide

Enter any zip code in Gwinnett County for a full location-specific guide with planting calendars, foraging data, water strategy, and personalized action plans.

Full guide from $14.99 — printable, offline-ready

Frequently Asked Questions

What are the biggest natural hazards in Gwinnett County, Georgia?
Gwinnett County has an overall hazard rating of Relatively Moderate based on FEMA National Risk Index data. The top threats are Lightning, Tornado, Winter Weather. Each hazard is scored 0–100 by likelihood and expected impact.
Is Gwinnett County good for solar power?
Gwinnett 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 Gwinnett County?
Our database identifies 62 edible plant species in Gwinnett 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 Gwinnett County?
Gwinnett County has an autonomy score of 52. 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.

Other Counties in Georgia