Decatur County, Iowa
FEMA National Risk Index threat assessment for Decatur County.
Threat Level
Elevated
NRI Composite Score
11.0
Social Vulnerability
49.7
Community Resilience
55.1
Top Hazards
Cold Wave
32.1
Relatively High
Drought
18.7
Relatively Moderate
Tornado
17.9
Relatively Moderate
Strong Wind
17.3
Relatively Moderate
Hail
15.3
Relatively Moderate
Heat Wave
15.0
Relatively Moderate
Winter Weather
14.6
Relatively Low
Landslide
13.9
Relatively Low
Inland Flooding
11.3
Relatively Moderate
Lightning
9.5
Relatively Low
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