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Know Your Ground

County Data

Island County, Washington

Self-reliance and preparedness data for Island County

Relatively Moderate

Hazard Risk (17.4/100)

Fair

Solar (3.5 kWh/m²/day)

Natural Hazard Risks in Island County

HazardRisk RatingScore
Volcanic ActivityRelatively Moderate44.4
Coastal FloodingRelatively Moderate34.4
LandslideRelatively High32.6
EarthquakeRelatively Moderate12.8
Ice StormRelatively Low8.6

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

Climate Profile

Temperature & Growing Season

January Avg43°F

Water & Energy

Annual Precipitation4.0
Solar Potential3.5 kWh/m²/day
Wind Speed0.6 m/s
Soil TypeSilt 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 Island County, Washington?
Island County has an overall hazard rating of Relatively Moderate based on FEMA National Risk Index data. The top threats are Volcanic Activity, Coastal Flooding, Landslide. Each hazard is scored 0–100 by likelihood and expected impact.
Is Island County good for solar power?
Island 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 Island County?
Our database identifies 44 edible plant species in Island 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 Island County?
Island 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.

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