Clark County, Washington
FEMA National Risk Index threat assessment for Clark County.
Threat Level
High
NRI Composite Score
18.6
Social Vulnerability
27.5
Community Resilience
54.0
Top Hazards
Volcanic Activity
88.6
Very High
Earthquake
17.4
Relatively Moderate
Ice Storm
16.2
Relatively Moderate
Winter Weather
11.0
Relatively Low
Avalanche
10.5
Very Low
Landslide
10.4
Relatively Low
Tornado
10.1
Relatively Low
Lightning
9.9
Relatively Low
Heat Wave
7.3
Relatively Low
Coastal Flooding
6.4
Relatively Low
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