Nelson County Disaster Risk
Nelson County, Kentucky
FEMA Risk Rating
Relatively Low
National Percentile
55th
of 3,144 counties
State Rank
#37
of 120 (1 = highest risk)
Flood Risk
63th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Relatively Low
Higher than 63% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Very Low
Higher than 25% of US counties
Tornado
Tornado and severe thunderstorm risk
Relatively Low
Higher than 69% of US counties
Earthquake
Seismic activity and ground shaking risk
Relatively Low
Higher than 70% of US counties
Hurricane
Tropical cyclone and hurricane risk
Very Low
Higher than 25% of US counties
Risk Overview
About Natural Disaster Risk in Nelson County, Kentucky
Nelson County's risk exceeds national norms
Nelson County scores 55.18 on the composite risk scale—well above Kentucky's state average of 44.21—making it one of the state's more hazard-exposed counties. Tornadoes (69.08) and floods (62.66) drive this elevated profile, positioning the county in the upper tier of disaster vulnerability.
Among Kentucky's riskier counties
Nelson County's 55.18 composite score places it in the higher-risk quartile across Kentucky's 120 counties, significantly outpacing the state average. Only a handful of counties exceed Nelson's vulnerability level, making disaster preparedness and resilience investments particularly important here.
Notably higher risk than surrounding areas
Nelson County's 55.18 risk score considerably exceeds nearby Oldham County (55.98—nearly identical), but towers over lower-risk neighbors like Pendleton County (29.90) and Owen County (15.20) to the north and east. The county's exceptional tornado (69.08) and flood (62.66) exposures set it apart from its quieter regional peers.
Tornadoes and floods are serious threats
Nelson County residents face severe tornado risk (69.08) and substantial flood risk (62.66), both ranking in the upper range of state hazards. While earthquake exposure (70.26) is notable, tornadoes and flooding present the most immediate and frequent dangers requiring preparedness planning.
Flood and storm insurance are essential
Homeowners in Nelson County should prioritize flood insurance through the National Flood Insurance Program, given the county's 62.66 flood risk score. Storm-resistant construction, reinforced roofing, and comprehensive homeowners coverage are critical investments against the county's exceptionally high 69.08 tornado threat.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Nelson County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Nelson County
Risk Verdict
Nelson County's FEMA risk score places it at the 55th percentile nationally, indicating lower-than-typical exposure for a U.S. county. A moderate composite score often means one or two hazard categories are doing the heavy lifting — knowing which ones matters for preparation.
Hazard Breakdown
Earthquake risk is Nelson County's dominant natural hazard, ranked at the 70th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 69th percentile nationally. Additional tracked hazards include flood (63th percentile), hurricane (25th percentile), wildfire (25th percentile).
Preparedness Context
With earthquake ranked as the top hazard at the 70th percentile nationally, Nelson County residents benefit from reviewing homeowners insurance: standard policies rarely cover earthquake damage, and separate earthquake insurance must be purchased before an event. Tornado at the 69th percentile nationally is a separate hazard dimension for Nelson County that requires different protective strategies from earthquake preparedness. Earthquake insurance in Nelson County is typically offered as a separate policy — standard homeowners coverage excludes ground movement. Reviewing this gap and comparing policy options before an event is a financial preparedness step with potentially large consequences.
Regional Context
The Kentucky county average is 11.0 composite points below Nelson County's score, a gap that reflects the county's elevated position in the state's hazard distribution.
Is your household prepared for Nelson County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Nelson County, KY?
What types of natural hazards affect Nelson County?
How does Nelson County risk compare to the Kentucky average?
Is Nelson County at risk for earthquake?
How is natural disaster risk measured?
Why is Nelson 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.