Allegheny County, Pennsylvania
FEMA National Risk Index threat assessment for Allegheny County.
Threat Level
High
NRI Composite Score
16.5
Social Vulnerability
37.4
Community Resilience
57.8
Top Hazards
Cold Wave
43.6
Relatively High
Tornado
26.1
Relatively High
Inland Flooding
24.3
Relatively High
Winter Weather
24.1
Relatively Moderate
Strong Wind
19.6
Relatively Moderate
Heat Wave
16.8
Relatively Moderate
Ice Storm
15.0
Relatively Low
Landslide
10.0
Relatively Low
Hail
8.6
Relatively Low
Lightning
8.6
Very Low
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