DeSoto County Disaster Risk
DeSoto County, Mississippi
FEMA Risk Rating
Relatively Moderate
National Percentile
89th
of 3,144 counties
State Rank
#4
of 82 (1 = highest risk)
Flood Risk
80th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Relatively Low
Higher than 80% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Relatively Low
Higher than 68% of US counties
Tornado
Tornado and severe thunderstorm risk
Relatively High
Higher than 97% of US counties
Earthquake
Seismic activity and ground shaking risk
Relatively High
Higher than 96% of US counties
Hurricane
Tropical cyclone and hurricane risk
Relatively Low
Higher than 50% of US counties
Risk Overview
About Natural Disaster Risk in DeSoto County, Mississippi
DeSoto faces above-average disaster risk
DeSoto County's composite risk score of 88.99 places it well above the national average, indicating relatively moderate overall exposure to natural hazards. This score reflects significant vulnerability across multiple disaster types, from tornadoes to earthquakes, making disaster preparedness essential for residents.
Among Mississippi's highest-risk counties
With a score of 88.99 compared to Mississippi's state average of 50.94, DeSoto ranks as one of the state's riskier counties for natural disasters. This substantial gap underscores why residents here face meaningfully higher exposure than most of their neighbors across the state.
DeSoto faces sharper risks than nearby peers
DeSoto's 88.99 score significantly exceeds that of Grenada County (55.41) to the south and George County (57.95) to the southeast. The county's risk profile is notably more severe than surrounding areas, particularly for tornado and earthquake hazards.
Tornadoes and earthquakes dominate here
DeSoto faces exceptional tornado risk with a score of 96.79—among the highest in the nation—and equally severe earthquake risk at 96.22. Flood risk, though substantial at 80.12, ranks slightly below these two primary threats to homes and infrastructure.
Prioritize tornado and quake coverage now
Given DeSoto's extreme tornado and earthquake exposure, homeowners should verify their policies cover both wind damage and ground shaking—standard homeowners insurance often excludes earthquakes. Consider a safe room or reinforced shelter plan, and maintain comprehensive coverage that addresses the county's dual primary hazards.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in DeSoto County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: DeSoto County
Risk Verdict
DeSoto County registers a moderately elevated natural disaster risk, ranking at the 89th percentile across all U.S. counties. High composite risk signals that multiple hazard types are elevated simultaneously; planning for more than one scenario is important in DeSoto County.
Hazard Breakdown
Tornado risk is DeSoto County's dominant natural hazard, ranked at the 97th percentile nationally under FEMA's National Risk Index. Earthquake ranks second at the 96th percentile nationally. Additional tracked hazards include flood (80th percentile), wildfire (68th percentile), hurricane (50th percentile).
Preparedness Context
DeSoto County's primary hazard, tornado, ranks at the 97th percentile nationally. In DeSoto County, mobile homes and manufactured housing face significantly higher tornado risk than site-built structures; residents in these homes should identify the nearest permanent community shelter in advance. Alongside tornado exposure, earthquake at the 96th percentile nationally means DeSoto County households face multi-hazard severe-weather seasons that benefit from a single integrated emergency plan covering both threats. The highest-risk window for tornado fatalities is overnight, when DeSoto County residents may be asleep. A NOAA weather radio with overnight alert capability is the single most impactful low-cost preparedness step available to DeSoto County households.
Regional Context
DeSoto County falls 38.1 points above Mississippi's typical county risk level, which means the hazard environment here is notably more demanding than the state baseline.
Is your household prepared for DeSoto County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in DeSoto County, MS?
What types of natural hazards affect DeSoto County?
How does DeSoto County risk compare to the Mississippi average?
Is DeSoto County at risk for tornado?
How is natural disaster risk measured?
Why is DeSoto County higher risk than average?
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.