Limestone County Disaster Risk
Limestone County, Alabama
FEMA Risk Rating
Relatively Low
National Percentile
80th
of 3,144 counties
State Rank
#22
of 67 (1 = highest risk)
Flood Risk
77th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Relatively Low
Higher than 77% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Very Low
Higher than 26% of US counties
Tornado
Tornado and severe thunderstorm risk
Moderate
Higher than 88% of US counties
Earthquake
Seismic activity and ground shaking risk
Moderate
Higher than 90% of US counties
Hurricane
Tropical cyclone and hurricane risk
Relatively Low
Higher than 60% of US counties
Risk Overview
About Natural Disaster Risk in Limestone County, Alabama
Limestone County sits above national risk average
Limestone County's composite risk score of 79.96 exceeds typical U.S. disaster exposure, earning a relatively low overall rating but reflecting real hazards. The score masks significant variation across hazard types, with some risks far above and others well below national norms.
Second-highest risk county in Alabama
Limestone County ranks near the top of Alabama's risk distribution, with a composite score of 79.96 compared to the state average of 61.54. Only Madison County carries higher composite risk statewide, putting Limestone County in an elevated tier of vulnerability.
Higher risk than most regional peers
Limestone County's 79.96 score substantially exceeds adjacent Marengo County (52.16) and Marion County (69.15), though it trails Marshall County's 87.31. The county's tornado and earthquake risks are particularly elevated compared to surrounding counties.
Tornado and earthquake dominate exposure
Tornado risk stands extremely high at 88.17, making spring and fall severe weather seasons particularly dangerous for Limestone County residents. Earthquake risk follows at 89.89, reflecting the county's position near seismic activity zones, while flood risk (76.69) rounds out major concerns.
Prioritize tornado and earthquake preparedness
Limestone County residents should ensure they have a safe room or shelter plan before tornado season, plus verify their homeowners insurance covers wind damage. Consider adding earthquake coverage to standard policies, and document your home's condition with photos for insurance claims.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Limestone County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Limestone County
Risk Verdict
At the 80th percentile nationally, Limestone County experiences a manageable level of natural hazard risk that falls below the U.S. median. High composite risk signals that multiple hazard types are elevated simultaneously; planning for more than one scenario is important in Limestone County.
Hazard Breakdown
Earthquake risk is Limestone County's dominant natural hazard, ranked at the 90th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 88th percentile nationally. Additional tracked hazards include flood (77th percentile), hurricane (60th percentile), wildfire (26th percentile).
Preparedness Context
Limestone County's primary hazard, earthquake, ranks at the 90th 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, Limestone County's tornado risk at the 88th percentile nationally reinforces the value of maintaining a household emergency supply cache usable for multiple hazard scenarios. After a major earthquake, Limestone 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
Limestone County falls 18.4 points above Alabama's typical county risk level, which means the hazard environment here is notably more demanding than the state baseline.
Is your household prepared for Limestone County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Limestone County, AL?
What types of natural hazards affect Limestone County?
How does Limestone County risk compare to the Alabama average?
Is Limestone County at risk for earthquake?
How is natural disaster risk measured?
Why is Limestone 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.