County Data
Pierce County, Washington
Self-reliance and preparedness data for Pierce County
Relatively High
Hazard Risk (25.2/100)
Fair
Solar (3.4 kWh/m²/day)
Natural Hazard Risks in Pierce County
| Hazard | Risk Rating | Score |
|---|---|---|
| Volcanic Activity | Very High | 100.0 |
| Avalanche | Relatively High | 55.6 |
| Earthquake | Relatively High | 24.0 |
| Coastal Flooding | Relatively Moderate | 21.2 |
| Tsunami | Relatively Low | 21.1 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 42°F |
Water & Energy
| Annual Precipitation | 7.9″ |
| Solar Potential | 3.4 kWh/m²/day |
| Wind Speed | 0.3 m/s |
| Soil Type | Silt Loam |
Local Species
44
Edible species
20
Medicinal species
46
Autonomy Score
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Frequently Asked Questions
- What are the biggest natural hazards in Pierce County, Washington?
- Pierce County has an overall hazard rating of Relatively High based on FEMA National Risk Index data. The top threats are Volcanic Activity, Avalanche, Earthquake. Each hazard is scored 0–100 by likelihood and expected impact.
- Is Pierce County good for solar power?
- Pierce 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 Pierce County?
- Our database identifies 44 edible plant species in Pierce 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 Pierce County?
- Pierce County has an autonomy score of 46. 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.