San Juan County, Washington
Natural Hazard Risk Assessment — Population: 17,695
35.4NRI
Very Low
Overall Risk Rating
👥
Population
17,695
🏠
Building Value
$6.8B
💰
Annual Hazard Loss
$9.9M
⚠️
Hazards Tracked
16
Natural Hazard Risk Profile
🏔️
Relatively LowEarthquake
Annual Loss$4.3M
Risk Score89.4
⛰️
Very LowLandslide
Annual Loss$3K
Risk Score62.3
⛄
Relatively LowWinter Weather
Annual Loss$79K
Risk Score60.0
🏖️
Relatively LowCoastal Flooding
Annual Loss$354K
Risk Score58.4
🌊
Relatively LowRiverine Flooding
Annual Loss$4.6M
Risk Score42.1
🔥
Very LowWildfire
Annual Loss$25K
Risk Score41.3
🌋
Very LowVolcanic Activity
Annual Loss$4
Risk Score37.1
🥶
Relatively LowCold Wave
Annual Loss$398K
Risk Score31.6
Show all 16 hazards
❄️
Very LowIce Storm
Annual Loss$13K
Risk Score19.1
🌡️
Very LowHeat Wave
Annual Loss$28K
Risk Score13.9
🌊
Very LowTsunami
Annual Loss$31K
Risk Score6.2
⚡
Very LowLightning
Annual Loss$15K
Risk Score5.5
🌪️
Very LowTornado
Annual Loss$13K
Risk Score4.4
🧊
Very LowHail
Annual Loss$808
Risk Score1.1
💨
Very LowStrong Wind
Annual Loss$1K
Risk Score1.1
☀️
No RatingDrought
Annual Loss$0
Risk Score0.0
San Juan County vs. National Average
🎯 Overall Risk
35.4-13.3 vs avg
National avg: 48.7
🔥 Wildfire Risk
41.3-7.4 vs avg
National avg: 48.7
👥 Social Vulnerability
61.0+11.8 vs avg
National avg: 49.2
🛡️ Community Resilience
95.8+47.1 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
61.0
Relatively HighHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
95.8
Very HighHigher scores indicate better ability to prepare for, adapt to, and recover from hazards.
Frequently Asked Questions
Data from FEMA National Risk Index. For informational purposes only. Consult local authorities for property-specific risk.