Sussex County, Delaware
FEMA National Risk Index threat assessment for Sussex County.
Threat Level
High
NRI Composite Score
18.2
Social Vulnerability
44.1
Community Resilience
55.1
Top Hazards
Coastal Flooding
38.4
Relatively High
Winter Weather
33.8
Relatively High
Lightning
20.7
Relatively Moderate
Tornado
20.0
Relatively Moderate
Ice Storm
18.3
Relatively Moderate
Heat Wave
17.4
Relatively Moderate
Drought
13.5
Relatively Moderate
Strong Wind
13.5
Relatively Low
Hurricane
13.0
Relatively Moderate
Wildfire
11.8
Relatively Low
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