County Data
Columbia County, Washington
Self-reliance and preparedness data for Columbia County
Very Low
Hazard Risk (4.9/100)
Moderate
Solar (4.0 kWh/m²/day)
Natural Hazard Risks in Columbia County
| Hazard | Risk Rating | Score |
|---|---|---|
| Cold Wave | Relatively Moderate | 24.0 |
| Landslide | Relatively Moderate | 19.2 |
| Ice Storm | Relatively Low | 10.9 |
| Avalanche | Very Low | 9.4 |
| Wildfire | Relatively Low | 8.5 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 35°F |
Water & Energy
| Annual Precipitation | 4.1″ |
| Solar Potential | 4.0 kWh/m²/day |
| Wind Speed | 2.7 m/s |
| Soil Type | Silt Loam |
Local Species
44
Edible species
20
Medicinal species
52
Autonomy Score
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Frequently Asked Questions
- What are the biggest natural hazards in Columbia County, Washington?
- Columbia County has an overall hazard rating of Very Low based on FEMA National Risk Index data. The top threats are Cold Wave, Landslide, Ice Storm. Each hazard is scored 0–100 by likelihood and expected impact.
- Is Columbia County good for solar power?
- Columbia 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 Columbia County?
- Our database identifies 44 edible plant species in Columbia 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 Columbia County?
- Columbia 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.