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

Itawamba County Disaster Risk

Itawamba County, Mississippi

FEMA Risk Rating

Relatively Low

National Percentile

50th

of 3,144 counties

State Rank

#45

of 82 (1 = highest risk)

Flood Risk

28th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 28% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 28% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 66% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 77% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 55% of US counties

Risk Overview

About Natural Disaster Risk in Itawamba County, Mississippi

Itawamba County holds near-average national risk

Itawamba County's composite risk score of 49.62 places it as relatively low nationally, nearly identical to Mississippi's state average of 50.94. The county's exposure is typical for rural Mississippi, with moderate hazard diversity across regions.

Average risk across Mississippi

Itawamba County ranks squarely in the middle of Mississippi's disaster risk distribution, representing a typical county-level exposure profile for the state. Neither significantly safer nor more threatened than the average Mississippi community, the county embodies statewide hazard patterns.

Slightly riskier than most neighbors

Itawamba County's score of 49.62 edges slightly above many neighboring rural counties in northeast Mississippi, reflecting its moderate exposure across multiple hazard types. The county sits between the state's safest (Issaquena at 7.98) and riskiest (Jackson at 92.33) extremes.

Earthquakes and tornadoes pose dual threat

Earthquake risk (76.97) and tornado risk (66.41) both exceed the county composite score, making these the dominant hazards for Itawamba residents. These geological and weather-driven threats require distinct preparedness strategies, from structural reinforcement to storm shelters.

Prepare for earthquakes and severe weather

Itawamba County residents should prioritize earthquake-resistant home improvements—securing water heaters, securing heavy furniture, and reinforcing foundations—alongside tornado safety measures. Standard homeowners insurance covers most earthquake damage in Mississippi, but verify your policy explicitly includes this protection.

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

Preparedness Guide

What to Prepare for in Itawamba County

Top Hazards by Exposure

  1. #1
    EarthquakePrepare
    77th percentile
  2. #2
    TornadoPrepare
    66th percentile
  3. #3
    HurricanePrepare
    55th percentile

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

Risk Advisory: Itawamba County

Risk Verdict

With a national percentile rank of 50th, Itawamba County faces below-average hazard exposure relative to U.S. counties as a whole. At the 50th percentile, Itawamba County's risk profile is among the more manageable in the country — the hazard-specific breakdown above shows where any remaining preparedness focus is best directed.

Hazard Breakdown

Earthquake risk is Itawamba County's dominant natural hazard, ranked at the 77th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 66th percentile nationally. Additional tracked hazards include hurricane (55th percentile), wildfire (28th percentile), flood (28th percentile).

Preparedness Context

At the 77th percentile nationally for earthquake exposure, Itawamba County households benefit from practicing Drop, Cover, and Hold On — the protocol that minimizes injury during shaking. Getting under a sturdy table or desk and holding on until shaking stops is the key action. The county's tornado risk at the 66th percentile nationally is a seasonal consideration alongside the year-round earthquake threat, requiring awareness of both hazard types. Building age matters for earthquake risk in Itawamba County: structures built before local seismic code adoption are statistically more vulnerable. Contacting the local building department about retrofit programs can reveal whether your structure qualifies for mitigation assistance.

Regional Context

Itawamba County tracks the Mississippi county average closely, sitting 1.3 composite points below the state mean — neither a standout high-risk nor low-risk county within Mississippi.

Is your household prepared for Itawamba 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 Itawamba County, MS?
Itawamba County has a FEMA National Risk Index rating of Relatively Low, placing it in the 50th 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 Itawamba County?
Itawamba County is evaluated for five major natural hazard types: earthquake (77th percentile), tornado (66th percentile), hurricane (55th percentile), wildfire (28th percentile), flooding (28th percentile). The highest-risk hazard is earthquake at the 77th 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 Itawamba County risk compare to the Mississippi average?
Itawamba County's composite risk percentile is 50th, compared to the Mississippi state average of 51th percentile. The state's overall risk rating is Relatively Low. This means Itawamba County faces lower natural disaster risk than the typical county in Mississippi.
Is Itawamba County at risk for earthquake?
Yes, Itawamba County's earthquake risk is at the 77th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Itawamba County is at the 28th 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 Itawamba County a safe place to live?
Itawamba County's composite risk score of 50th percentile is below the Mississippi state average of 51th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is earthquake at the 77th 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.