All States / South Dakota / Dewey County

Dewey County, South Dakota

FEMA National Risk Index threat assessment for Dewey County.

Threat Level

Elevated
Percentile: 74th of all US counties

NRI Composite Score

12.2
Relatively Low

Social Vulnerability

70.5
Very High

Community Resilience

53.6
Relatively Moderate

Top Hazards

Cold Wave
63.8
Very High
Winter Weather
30.2
Relatively High
Strong Wind
21.1
Relatively Moderate
Hail
20.1
Relatively Moderate
Landslide
19.1
Relatively Moderate
Ice Storm
18.9
Relatively Moderate
Wildfire
16.3
Relatively Moderate
Drought
16.1
Relatively Moderate
Lightning
16.1
Relatively Low
Tornado
14.9
Relatively Low

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