Yankton County, South Dakota
FEMA National Risk Index threat assessment for Yankton County.
Threat Level
Elevated
NRI Composite Score
9.3
Social Vulnerability
33.6
Community Resilience
59.3
Top Hazards
Tornado
19.2
Relatively Moderate
Hail
17.4
Relatively Moderate
Cold Wave
15.2
Relatively Low
Strong Wind
12.8
Relatively Low
Ice Storm
10.7
Relatively Low
Winter Weather
10.7
Relatively Low
Inland Flooding
10.2
Relatively Low
Lightning
9.9
Relatively Low
Landslide
8.8
Relatively Low
Drought
8.3
Relatively Low
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