Lyon County, Iowa
FEMA National Risk Index threat assessment for Lyon County.
Threat Level
Moderate
NRI Composite Score
8.6
Social Vulnerability
32.0
Community Resilience
59.3
Top Hazards
Cold Wave
23.3
Relatively Moderate
Winter Weather
18.1
Relatively Moderate
Drought
16.9
Relatively Moderate
Tornado
13.5
Relatively Low
Ice Storm
12.9
Relatively Low
Strong Wind
8.5
Relatively Low
Inland Flooding
8.2
Relatively Low
Hail
6.1
Very Low
Lightning
5.6
Very Low
Landslide
4.1
Very Low
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