riskbycounty
FEMA National Risk Index

Aleutians East Borough Disaster Risk

Aleutians East Borough, Alaska

FEMA Risk Rating

Very Low

National Percentile

21th

of 3,144 counties

State Rank

#17

of 30 (1 = highest risk)

Flood Risk

0th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 0% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 0% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 1% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 75% of US counties

Risk Advisory: Aleutians East Borough

Risk Verdict

Aleutians East Borough has a very low overall disaster risk profile, scoring in the 21th percentile nationally. This county is among the safer counties in the United States from a natural disaster perspective, though no area is entirely risk-free.

Hazard Breakdown

Earthquake risk is the dominant hazard for Aleutians East Borough, scoring in the 75th percentile nationally. It is followed by tornado risk at the 1th percentile. Additional hazards include wildfire (0th), flood (0th).

Preparedness Context

With earthquake risk as the top concern, Aleutians East Borough residents should secure heavy furniture and appliances, know how to shut off utilities, and keep emergency supplies accessible. Secondary risks such as tornado also warrant attention in household and community preparedness planning. FEMA recommends all households maintain at least 72 hours of food, water, and medication supplies regardless of specific hazard exposure.

Regional Context

Aleutians East Borough is notably safer than the average county in Alaska. Its composite risk score is 13.9 points lower than the state average, indicating below-average exposure to natural hazards relative to other counties in the state.

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Frequently Asked Questions

What is the natural disaster risk in Aleutians East Borough, AK?
Aleutians East Borough has a FEMA National Risk Index rating of Very Low, placing it in the 21th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Aleutians East Borough?
Aleutians East Borough is evaluated for five major natural hazard types: earthquake (75th percentile), tornado (1th percentile), wildfire (0th percentile), flooding (0th percentile). The highest-risk hazard is earthquake at the 75th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Aleutians East Borough risk compare to the Alaska average?
Aleutians East Borough's composite risk percentile is 21th, compared to the Alaska state average of 35th percentile. The state's overall risk rating is Very Low. This means Aleutians East Borough faces lower natural disaster risk than the typical county in Alaska.
Is Aleutians East Borough at risk for earthquake?
Yes, Aleutians East Borough's earthquake risk is at the 75th percentile nationally. This is above the national median. For flooding specifically, Aleutians East Borough is at the 0th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Is Aleutians East Borough a safe place to live?
Aleutians East Borough's composite risk score of 21th percentile is below the Alaska state average of 35th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is earthquake at the 75th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.

Counties with Similar Risk

Chugach Census Area

Alaska

-1.7

Very Low

20th percentile

Sitka City and Borough

Alaska

+2.5

Very Low

24th percentile

Petersburg Borough

Alaska

-5.9

Very Low

15th percentile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.

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