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

Wayne County Disaster Risk

Wayne County, Missouri

FEMA Risk Rating

Relatively Low

National Percentile

67th

of 3,144 counties

State Rank

#33

of 115 (1 = highest risk)

Flood Risk

69th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 69% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 47% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 70% of US counties

Earthquake

Seismic activity and ground shaking risk

Moderate

Higher than 86% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 36% of US counties

Risk Overview

About Natural Disaster Risk in Wayne County, Missouri

Wayne County above national average risk

Wayne County scores 67.02 on composite risk, earning a Relatively Low rating while exceeding the national average and positioning it in the higher tier of U.S. counties. The score reflects Wayne's Ozark location and exposure to multiple hazard types, particularly seismic and tornadic threats.

Elevated for Missouri standards

Wayne County's 67.02 composite score well exceeds Missouri's state average of 50.56, ranking it among the state's higher-hazard jurisdictions. This elevation reflects the county's Ozark geography and vulnerability to earthquakes, tornadoes, and floods.

Hotspot alongside Taney and Washington

Wayne County (67.02) sits within the intense Ozark risk cluster that includes Taney (84.03), Washington (67.78), and Stone (76.75). The county faces substantially higher exposure than neighboring Shannon and Oregon counties, marking the Ozark region as distinctly more hazardous.

Earthquakes dominate; floods secondary

Earthquake risk reaches 85.53—the county's dominant hazard and among the state's highest—while flood exposure hits 68.58, both reflecting Ozark seismic and hydrologic realities. Tornado risk (70.10) adds a third major threat, creating a complex and substantial disaster exposure profile.

Earthquake coverage non-negotiable

Wayne County's 85.53 earthquake score makes a separate earthquake endorsement or policy essential, not optional—standard homeowners policies exclude seismic damage. Add flood insurance and comprehensive wind coverage to create multi-layered protection against the county's earthquake, flood, and tornado trio.

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

Preparedness Guide

What to Prepare for in Wayne County

Top Hazards by Exposure

  1. #1
    EarthquakePrepare
    86th percentile
  2. #2
    TornadoPrepare
    70th percentile
  3. #3
    FloodPrepare
    69th percentile

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

Risk Advisory: Wayne County

Risk Verdict

At the 67th percentile nationally, Wayne County experiences a manageable level of natural hazard risk that falls below the U.S. median. Wayne County's risk profile calls for targeted preparedness, focusing on the hazard categories that dominate the county's score.

Hazard Breakdown

Earthquake risk is Wayne County's dominant natural hazard, ranked at the 86th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 70th percentile nationally. Additional tracked hazards include flood (69th percentile), wildfire (47th percentile), hurricane (36th percentile).

Preparedness Context

Wayne County's primary hazard, earthquake, ranks at the 86th percentile nationally. Unreinforced masonry structures carry the highest injury risk during seismic events; residents in older buildings should check with their municipality about available seismic retrofit programs. Alongside earthquake exposure, Wayne County's tornado risk at the 70th percentile nationally reinforces the value of maintaining a household emergency supply cache usable for multiple hazard scenarios. After a major earthquake, Wayne County residents should expect water service disruption for 24 to 72 or more hours. Storing a minimum of one gallon per person per day for three days — before any event — is the most direct preparedness action households can take.

Regional Context

Wayne County falls 16.5 points above Missouri's typical county risk level, which means the hazard environment here is notably more demanding than the state baseline.

Is your household prepared for Wayne 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 Wayne County, MO?
Wayne County has a FEMA National Risk Index rating of Relatively Low, placing it in the 67th 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 Wayne County?
Wayne County is evaluated for five major natural hazard types: earthquake (86th percentile), tornado (70th percentile), flooding (69th percentile), wildfire (47th percentile), hurricane (36th percentile). The highest-risk hazard is earthquake at the 86th 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 Wayne County risk compare to the Missouri average?
Wayne County's composite risk percentile is 67th, compared to the Missouri state average of 51th percentile. The state's overall risk rating is Relatively Low. This means Wayne County faces higher natural disaster risk than the typical county in Missouri.
Is Wayne County at risk for earthquake?
Yes, Wayne County's earthquake risk is at the 86th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Wayne County is at the 69th 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.
Why is Wayne County higher risk than average?
Wayne County's composite risk score of 67th percentile is above the Missouri state average of 51th percentile. This elevated risk is driven by earthquake exposure (86th percentile), along with tornado and flooding risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
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.