riskbycounty
FEMA National Risk Index

Nez Perce County Disaster Risk

Nez Perce County, Idaho

FEMA Risk Rating

Very Low

National Percentile

33th

of 3,144 counties

State Rank

#26

of 44 (1 = highest risk)

Flood Risk

58th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 58% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Moderate

Higher than 89% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 8% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 38% of US counties

Risk Advisory: Nez Perce County

Risk Verdict

Nez Perce County has a very low overall disaster risk profile, scoring in the 33th 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

Wildfire risk is the dominant hazard for Nez Perce County, scoring in the 89th percentile nationally. It is followed by flood risk at the 58th percentile. Additional hazards include earthquake (38th), tornado (8th).

Preparedness Context

With wildfire risk as the top concern, Nez Perce County residents should create defensible space around your property, sign up for local emergency alerts, and prepare a go-bag with essential documents and medications. Secondary risks such as flood 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

Nez Perce County is notably safer than the average county in Idaho. Its composite risk score is 5.5 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 Nez Perce County, ID?
Nez Perce County has a FEMA National Risk Index rating of Very Low, placing it in the 33th 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 Nez Perce County?
Nez Perce County is evaluated for five major natural hazard types: wildfire (89th percentile), flooding (58th percentile), earthquake (38th percentile), tornado (8th percentile). The highest-risk hazard is wildfire at the 89th 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 Nez Perce County risk compare to the Idaho average?
Nez Perce County's composite risk percentile is 33th, compared to the Idaho state average of 39th percentile. The state's overall risk rating is Very Low. This means Nez Perce County faces lower natural disaster risk than the typical county in Idaho.
Is Nez Perce County at risk for wildfire?
Yes, Nez Perce County's wildfire risk is at the 89th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Nez Perce County is at the 58th 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 Nez Perce County a safe place to live?
Nez Perce County's composite risk score of 33th percentile is below the Idaho state average of 39th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is wildfire at the 89th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.

Counties with Similar Risk

Latah County

Idaho

+0.3

Very Low

33th percentile

Gem County

Idaho

+1.5

Very Low

34th percentile

Washington County

Idaho

-2.7

Very Low

30th 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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