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Know Your Ground

County Data

Brown County, Illinois

Self-reliance and preparedness data for Brown County

Very Low

Hazard Risk (0.7/100)

Moderate

Solar (4.1 kWh/m²/day)

Natural Hazard Risks in Brown County

HazardRisk RatingScore
Cold WaveVery Low2.0
Heat WaveVery Low1.6
HailVery Low1.3
TornadoVery Low1.3
Winter WeatherVery Low1.3

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

Climate Profile

Temperature & Growing Season

January Avg21°F

Water & Energy

Annual Precipitation4.6
Solar Potential4.1 kWh/m²/day
Wind Speed3.1 m/s
Soil TypeSilt Loam

Local Species

60

Edible species

25

Medicinal species

53

Autonomy Score

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Frequently Asked Questions

What are the biggest natural hazards in Brown County, Illinois?
Brown County has an overall hazard rating of Very Low based on FEMA National Risk Index data. The top threats are Cold Wave, Heat Wave, Hail. Each hazard is scored 0–100 by likelihood and expected impact.
Is Brown County good for solar power?
Brown County has a moderate 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 Brown County?
Our database identifies 60 edible plant species in Brown 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 Brown County?
Brown 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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