Snohomish County, Washington
Natural Hazard Risk Assessment — Population: 827,611
97.9NRI
Relatively High
Overall Risk Rating
👥
Population
827,611
🏠
Building Value
$164.4B
💰
Annual Hazard Loss
$409.2M
⚠️
Hazards Tracked
17
Natural Hazard Risk Profile
⛰️
Very HighLandslide
Annual Loss$24.7M
Risk Score100.0
🏔️
Relatively HighEarthquake
Annual Loss$246.7M
Risk Score99.3
❄️
Very HighIce Storm
Annual Loss$3.6M
Risk Score98.0
🌡️
Relatively HighHeat Wave
Annual Loss$11.9M
Risk Score96.9
🌋
Relatively ModerateVolcanic Activity
Annual Loss$675K
Risk Score96.4
🌊
Relatively HighRiverine Flooding
Annual Loss$111.9M
Risk Score95.7
⛄
Relatively HighWinter Weather
Annual Loss$761K
Risk Score94.0
🏔️
Relatively HighAvalanche
Annual Loss$1.7M
Risk Score87.4
Show all 17 hazards
⚡
Relatively HighLightning
Annual Loss$1.3M
Risk Score86.1
🏖️
Relatively ModerateCoastal Flooding
Annual Loss$2.4M
Risk Score77.6
🥶
Relatively LowCold Wave
Annual Loss$2.2M
Risk Score64.4
🔥
Very LowWildfire
Annual Loss$120K
Risk Score61.5
🌪️
Relatively LowTornado
Annual Loss$1.0M
Risk Score38.8
🧊
Very LowHail
Annual Loss$66K
Risk Score15.1
☀️
Very LowDrought
Annual Loss$44
Risk Score13.0
💨
Very LowStrong Wind
Annual Loss$74K
Risk Score7.8
🌊
Very LowTsunami
Annual Loss$51K
Risk Score7.7
Snohomish County vs. National Average
🎯 Overall Risk
97.9+49.2 vs avg
National avg: 48.7
🔥 Wildfire Risk
61.5+12.8 vs avg
National avg: 48.7
👥 Social Vulnerability
13.4-35.8 vs avg
National avg: 49.2
🛡️ Community Resilience
77.8+29.1 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
13.4
Very LowHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
77.8
Relatively 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.