Minnehaha County, South Dakota
FEMA National Risk Index threat assessment for Minnehaha County.
Threat Level
High
NRI Composite Score
17.7
Social Vulnerability
30.6
Community Resilience
59.2
Top Hazards
Cold Wave
66.4
Very High
Tornado
38.5
Relatively High
Winter Weather
33.2
Relatively High
Hail
22.6
Relatively Moderate
Inland Flooding
15.5
Relatively Moderate
Strong Wind
13.5
Relatively Low
Ice Storm
11.3
Relatively Low
Lightning
10.3
Relatively Low
Heat Wave
9.9
Relatively Low
Drought
8.1
Relatively Low
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