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Know Your Ground

County Data

Jefferson County, Montana

Self-reliance and preparedness data for Jefferson County

Very Low

Hazard Risk (3.5/100)

Moderate

Solar (4.0 kWh/m²/day)

Natural Hazard Risks in Jefferson County

HazardRisk RatingScore
Winter WeatherRelatively Low11.8
LandslideRelatively Low8.3
Cold WaveRelatively Low7.8
WildfireRelatively Low7.6
LightningVery Low5.1

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

Climate Profile

Temperature & Growing Season

January Avg24°F

Water & Energy

Annual Precipitation1.1
Solar Potential4.0 kWh/m²/day
Wind Speed0.8 m/s
Soil TypeLoam

Local Species

45

Edible species

22

Medicinal species

48

Autonomy Score

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Frequently Asked Questions

What are the biggest natural hazards in Jefferson County, Montana?
Jefferson County has an overall hazard rating of Very Low based on FEMA National Risk Index data. The top threats are Winter Weather, Landslide, Cold Wave. Each hazard is scored 0–100 by likelihood and expected impact.
Is Jefferson County good for solar power?
Jefferson 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 Jefferson County?
Our database identifies 45 edible plant species in Jefferson 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 Jefferson County?
Jefferson County has an autonomy score of 48. 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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