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

Atchison County Disaster Risk

Atchison County, Missouri

FEMA Risk Rating

Very Low

National Percentile

22th

of 3,144 counties

State Rank

#100

of 115 (1 = highest risk)

Flood Risk

26th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 26% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 29% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 44% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 14% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 0% of US counties

Risk Overview

About Natural Disaster Risk in Atchison County, Missouri

Atchison sits well below national average

Atchison County's composite risk score of 21.72 ranks in the Very Low category, nearly 60% below Missouri's state average of 50.56. This puts Atchison among the safest counties in the nation for natural disaster exposure.

One of Missouri's lowest-risk regions

Atchison County ranks in the lowest tier of natural disaster risk across Missouri, placing it in the top safety tier statewide. Only a handful of counties demonstrate lower composite risk scores.

Lowest risk in your region

Atchison County's 21.72 score makes it the safest of the three northernmost counties, outperforming Andrew County (22.14) and significantly exceeding Adair County (28.72). Your location provides genuine shelter from multiple hazard types affecting neighboring areas.

Tornadoes present your main threat

Tornado risk dominates Atchison County's hazard profile at 43.61, though this remains well below many regions statewide. Wildfire (28.75) and earthquake (14.15) risks are minimal, and hurricane exposure is nonexistent.

Add windstorm protection to insurance

Include windstorm and hail coverage in your homeowners policy to address Atchison County's primary natural disaster risk. Review your policy every 2-3 years and maintain current emergency contact information for all household members.

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

Preparedness Guide

What to Prepare for in Atchison County

Top Hazards by Exposure

  1. #1
    TornadoPrepare
    44th percentile
  2. #2
    WildfirePrepare
    29th percentile
  3. #3
    FloodPrepare
    26th percentile

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

Risk Advisory: Atchison County

Risk Verdict

Compared to the nation's 3,144 counties, Atchison County ranks at the 22th percentile for natural disaster risk — toward the safer end of the spectrum. A 22th percentile score positions Atchison County among the nation's lower-risk counties, a genuinely favorable outcome — one that simple, low-cost preparedness habits can reinforce further.

Hazard Breakdown

Tornado risk is Atchison County's dominant natural hazard, ranked at the 44th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 29th percentile nationally. Additional tracked hazards include flood (26th percentile), earthquake (14th percentile), hurricane (0th percentile).

Preparedness Context

Tornado exposure at the 44th percentile nationally makes Atchison County a county where a battery-powered weather radio — not just smartphone apps — is a worthwhile household investment, given that mobile networks often fail during severe storms. Alongside tornado exposure, wildfire at the 29th percentile nationally means Atchison County households face multi-hazard severe-weather seasons that benefit from a single integrated emergency plan covering both threats. In Atchison County, tornado watches indicate favorable atmospheric conditions while warnings mean rotation has been detected — households benefit from understanding this distinction so they shelter immediately on a warning, not after seeking visual confirmation.

Regional Context

At 28.8 points below the Missouri state average, Atchison County is among the lower-risk counties in the state for natural disaster exposure.

Is your household prepared for Atchison 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 Atchison County, MO?
Atchison County has a FEMA National Risk Index rating of Very Low, placing it in the 22th 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 Atchison County?
Atchison County is evaluated for five major natural hazard types: tornado (44th percentile), wildfire (29th percentile), flooding (26th percentile), earthquake (14th percentile), hurricane (0th percentile). The highest-risk hazard is tornado at the 44th 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 Atchison County risk compare to the Missouri average?
Atchison County's composite risk percentile is 22th, compared to the Missouri state average of 51th percentile. The state's overall risk rating is Relatively Low. This means Atchison County faces lower natural disaster risk than the typical county in Missouri.
Is Atchison County at risk for tornado?
Yes, Atchison County's tornado risk is at the 44th percentile nationally. This is below the national median, indicating relatively lower exposure. For flooding specifically, Atchison County is at the 26th 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 Atchison County a safe place to live?
Atchison County's composite risk score of 22th percentile is below the Missouri state average of 51th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is tornado at the 44th 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.