Philadelphia County, Pennsylvania
FEMA National Risk Index threat assessment for Philadelphia County.
Threat Level
Critical
NRI Composite Score
41.1
Social Vulnerability
61.2
Community Resilience
55.3
Top Hazards
Heat Wave
89.8
Very High
Winter Weather
75.2
Very High
Lightning
70.7
Very High
Tornado
62.8
Very High
Coastal Flooding
51.5
Relatively High
Ice Storm
44.8
Relatively High
Strong Wind
39.8
Relatively High
Inland Flooding
28.4
Relatively High
Hail
19.1
Relatively Moderate
Landslide
17.5
Relatively Moderate
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