Ketchikan Gateway Borough, Alaska
FEMA National Risk Index threat assessment for Ketchikan Gateway Borough.
Threat Level
Guarded
NRI Composite Score
1.6
Social Vulnerability
30.4
Community Resilience
49.6
Top Hazards
Winter Weather
7.8
Very Low
Ice Storm
5.7
Very Low
Volcanic Activity
3.0
Very Low
Earthquake
2.5
Very Low
Inland Flooding
0.9
Very Low
Tornado
0.2
Very Low
Get your full threat report
Scan your ZIP code for a detailed assessment including infrastructure risks, environmental hazards, and more.
Scan Your ZIP Code