riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Payette County Disaster Risk

Payette County, Idaho

FEMA Risk Rating

Very Low

National Percentile

17th

of 3,144 counties

State Rank

#34

of 44 (1 = highest risk)

Flood Risk

34th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 34% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Moderate

Higher than 90% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 7% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 56% of US counties

Risk Overview

About Natural Disaster Risk in Payette County, Idaho

Payette County carries very low national risk

Payette County's composite risk score of 17.11 falls well below the national average and earns a "Very Low" overall rating. This favorable position means residents face fewer catastrophic natural disaster threats than most American communities.

Well below Idaho's risk average

Payette County's score of 17.11 sits substantially beneath Idaho's state average of 38.51, making it one of the state's safer counties. This advantage reflects moderate exposure across most hazard categories, with wildfire representing the primary concern.

Payette ranks among regional safest

At 17.11, Payette County is nearly as low-risk as Power County (16.92) and significantly safer than nearby Madison County (58.62) and Owyhee County (44.12). The county's balanced safety profile makes it one of Western Idaho's most secure regions.

Wildfires create seasonal threat

Payette County's wildfire risk of 89.98 represents the primary natural disaster concern, as surrounding forests and grasslands become increasingly flammable during dry summer months. Earthquake risk at 55.85 poses a secondary threat, though moderate compared to other Idaho counties.

Ensure wildfire and earthquake coverage

Homeowners in Payette County should confirm their standard homeowners policy covers wildfire damage and create defensible space by removing dead vegetation and trees within 100 feet of structures. Given the moderate earthquake risk of 55.85, adding earthquake insurance through a separate policy provides important protection against potential seismic damage.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Payette County

Top Hazards by Exposure

  1. #1
    WildfirePrepare
    90th percentile
  2. #2
    EarthquakePrepare
    56th percentile
  3. #3
    FloodPrepare
    34th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Payette County

Risk Verdict

Payette County's overall natural disaster score at the 17th percentile puts it well below the national median for hazard exposure. A preparedness foundation — alert registration, household communication plan, and a basic supply review — costs little and remains valuable even at Payette County's favorable 17th percentile ranking.

Hazard Breakdown

Wildfire risk is Payette County's dominant natural hazard, ranked at the 90th percentile nationally under FEMA's National Risk Index. Earthquake ranks second at the 56th percentile nationally. Additional tracked hazards include flood (34th percentile), tornado (7th percentile).

Preparedness Context

With wildfire ranked at the 90th percentile nationally, Payette County is in a zone where air quality can deteriorate rapidly before structures are threatened. An N95 respirator and a HEPA air purifier are practical items for Payette County households to have on hand before fire season. The county's earthquake exposure at the 56th percentile nationally complements the wildfire risk — saturating rain after burn scarring often triggers secondary flood and debris flow events. Defensible space, insurance review, and an evacuation plan are the three preparedness pillars for Payette County households — and the insurance review is the one most often deferred by Payette County residents and most costly to skip when a fire event actually occurs.

Regional Context

Payette County's composite risk score sits 21.4 points below the Idaho county average, reflecting a more favorable hazard environment than the state typical.

Is your household prepared for Payette County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Payette County, ID?
Payette County has a FEMA National Risk Index rating of Very Low, placing it in the 17th 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 Payette County?
Payette County is evaluated for five major natural hazard types: wildfire (90th percentile), earthquake (56th percentile), flooding (34th percentile), tornado (7th percentile). The highest-risk hazard is wildfire at the 90th 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 Payette County risk compare to the Idaho average?
Payette County's composite risk percentile is 17th, compared to the Idaho state average of 39th percentile. The state's overall risk rating is Very Low. This means Payette County faces lower natural disaster risk than the typical county in Idaho.
Is Payette County at risk for wildfire?
Yes, Payette County's wildfire risk is at the 90th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Payette County is at the 34th 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 Payette County a safe place to live?
Payette County's composite risk score of 17th 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 90th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, 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.