St. Clair County Disaster Risk
St. Clair County, Alabama
FEMA Risk Rating
Relatively Low
National Percentile
72th
of 3,144 counties
State Rank
#26
of 67 (1 = highest risk)
Flood Risk
76th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Relatively Low
Higher than 76% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Relatively Low
Higher than 72% of US counties
Tornado
Tornado and severe thunderstorm risk
Moderate
Higher than 92% of US counties
Earthquake
Seismic activity and ground shaking risk
Relatively Low
Higher than 75% of US counties
Hurricane
Tropical cyclone and hurricane risk
Relatively Low
Higher than 57% of US counties
Risk Overview
About Natural Disaster Risk in St. Clair County, Alabama
St. Clair County Above-Average Risk Profile
St. Clair County scores 72.14, earning a relatively low risk rating but sitting nearly 11 points above Alabama's state average of 61.54. This gap signals that residents face more diverse natural disaster threats than typical Alabamians.
Mid-Tier Risk Ranking Statewide
St. Clair County ranks in the moderate range among the eight counties analyzed, with lower scores than Shelby, Tuscaloosa, and Talladega but higher scores than Russell and Sumter. Its composite score reflects particular exposure to tornado and flood events.
Higher Risk Than Nearby Rural Areas
St. Clair County's 72.14 score exceeds Russell (54.74) and Sumter (53.02) but trails Talladega (84.67) and Tuscaloosa (90.81). Compared to similarly situated Tallapoosa County (67.46), St. Clair faces somewhat elevated tornado and flood exposure.
Tornadoes and Floods Lead Hazards
Tornado risk peaks at 91.76, while flood risk scores 75.92, reflecting St. Clair's position in a naturally active corridor. Earthquake risk (74.94) and wildfire risk (71.76) add additional layered exposure across the county.
Prepare for Multiple Hazard Types
St. Clair residents should prioritize both tornado and flood insurance, as scores of 91.76 and 75.92 respectively demand serious preparation. Identify or create a safe room, secure important documents, and maintain homeowners coverage—flood insurance purchased now offers the best protection before an event strikes.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in St. Clair County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: St. Clair County
Risk Verdict
St. Clair County ranks at the 72th percentile nationally for natural disaster risk — below the median for U.S. counties. Residents are encouraged to understand which hazards dominate locally and tailor their preparedness accordingly.
Hazard Breakdown
Tornado risk is St. Clair County's dominant natural hazard, ranked at the 92th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 76th percentile nationally. Additional tracked hazards include earthquake (75th percentile), wildfire (72th percentile), hurricane (57th percentile).
Preparedness Context
St. Clair County ranks at the 92th percentile nationally for tornado exposure. Unlike many slow-onset hazards, tornadoes in St. Clair County can reach full intensity in minutes; a pre-practiced household shelter plan matters far more than stockpiled supplies. Flood is the second hazard driver for St. Clair County at the 76th percentile nationally, meaning households should maintain awareness of both severe-weather and flood-specific warning systems. St. Clair County county emergency management typically publishes annual severe-weather preparedness guides tailored to local tornado patterns; households benefit from reviewing these before storm season begins each spring.
Regional Context
Compared to other Alabama counties, St. Clair County runs 10.6 composite risk points higher than the state mean — reflecting above-average hazard concentration in this area.
Is your household prepared for St. Clair County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in St. Clair County, AL?
What types of natural hazards affect St. Clair County?
How does St. Clair County risk compare to the Alabama average?
Is St. Clair County at risk for tornado?
How is natural disaster risk measured?
Why is St. Clair 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.