Ketchikan, AK
Hazard exposure and air quality pressure that influence long-term stability. Use this page to understand how this risk factor contributes to the overall score in Ketchikan and how it compares with peer cities.
Review the measures, data sources, and narrative summary to see what drives the LifeRiskIQ Risk Score for this risk factor.
Risk factor score
4.3
Relative risk factor scoreRisk factor scores compare Ketchikan against peer cities and statewide baselines. Higher scores indicate higher relative risk in this risk factor.
What we measure
Sources
Direct answers
Ketchikan, AK shows lower relative pressure for Environmental and disaster exposure, with a score of 4.3 out of 100. Higher values mean higher relative risk for this specific risk area.
FEMA National Risk Index score: 1.7 (FEMA National Risk Index, current; county basis)
Environmental and disaster exposure is the #5 highest scored risk area out of 5 scored areas for Ketchikan, AK. Use this as a relative signal, not as advice or a personal forecast.
FEMA National Risk Index composite; Disaster risk intensity (flood, storm, wildfire); Population-weighted PM2.5 concentration (CDC)
Source snapshot
Active source years and geography bases represented in this Ketchikan risk factor.
CDC Environmental Public Health Tracking
Environmental and disaster exposure
FEMA National Risk Index
Environmental and disaster exposure
Factor context
In Ketchikan, this is the #5 highest risk factor out of 5 scored factors.
Versus average factor
-18.8 points
Versus overall score
-18.8 points
Narrative summary
The Environmental and disaster exposure score for Ketchikan, AK is 4.3. This indicates lower relative risk compared with other cities.
This risk factor combines FEMA National Risk Index hazard exposure with county-level PM2.5 air quality estimates. Higher scores signal greater long-term environmental disruption and chronic air quality pressure.
Use this risk factor with longevity and access scores to evaluate how environmental exposure may compound long-term stability.
Other risk factors
Longevity and health outcomes
Life expectancy and chronic disease prevalence that shape long-term health outcomes.
Financial stability
Income resilience and cost pressure indicators tied to long-term financial stability.
Mobility and accident risk
Transportation safety and exposure signals tied to sudden life disruption.
Access and infrastructure
Essential services and care capacity that support long-term stability.
RiskIQ network
These links focus on the most relevant connected risk topics for this location.
Educational next steps
Informational only. No forms, no lead capture, and no medical, financial, or actuarial advice.
Build a household readiness plan for Ketchikan, Alaska
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See how city and state risk scores are calculated
Review the public datasets and normalization logic behind LifeRiskIQ.