County Data
Jefferson County, Washington
Self-reliance and preparedness data for Jefferson County
Relatively Moderate
Hazard Risk (14.9/100)
Fair
Solar (3.4 kWh/m²/day)
Natural Hazard Risks in Jefferson County
| Hazard | Risk Rating | Score |
|---|---|---|
| Coastal Flooding | Relatively Moderate | 29.2 |
| Tsunami | Relatively Low | 20.2 |
| Landslide | Relatively Low | 14.0 |
| Earthquake | Relatively Moderate | 13.0 |
| Avalanche | Very Low | 8.0 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 43°F |
Water & Energy
| Annual Precipitation | 4.6″ |
| Solar Potential | 3.4 kWh/m²/day |
| Wind Speed | 0.6 m/s |
| Soil Type | Silt Loam |
Local Species
44
Edible species
20
Medicinal species
47
Autonomy Score
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Frequently Asked Questions
- What are the biggest natural hazards in Jefferson County, Washington?
- Jefferson County has an overall hazard rating of Relatively Moderate based on FEMA National Risk Index data. The top threats are Coastal Flooding, Tsunami, Landslide. Each hazard is scored 0–100 by likelihood and expected impact.
- Is Jefferson County good for solar power?
- Jefferson County has a fair 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 44 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 47. 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.