Mason County, Illinois
FEMA National Risk Index threat assessment for Mason County.
Threat Level
Elevated
NRI Composite Score
10.8
Social Vulnerability
41.3
Community Resilience
55.0
Top Hazards
Cold Wave
22.5
Relatively Moderate
Strong Wind
20.0
Relatively Moderate
Drought
17.5
Relatively Moderate
Tornado
16.1
Relatively Low
Hail
15.5
Relatively Moderate
Heat Wave
15.0
Relatively Moderate
Winter Weather
13.4
Relatively Low
Ice Storm
12.4
Relatively Low
Inland Flooding
10.6
Relatively Low
Lightning
10.2
Relatively Low
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