Knox County, Tennessee
Natural Hazard Risk Assessment — Population: 478,842
92.1NRI
Relatively Moderate
Overall Risk Rating
👥
Population
478,842
🏠
Building Value
$92.4B
💰
Annual Hazard Loss
$131.4M
⚠️
Hazards Tracked
14
Natural Hazard Risk Profile
⚡
Very HighLightning
Annual Loss$3.6M
Risk Score98.1
🏔️
Relatively ModerateEarthquake
Annual Loss$30.3M
Risk Score96.8
🌪️
Relatively HighTornado
Annual Loss$20.0M
Risk Score96.7
⛰️
Relatively ModerateLandslide
Annual Loss$244K
Risk Score96.5
⛄
Relatively HighWinter Weather
Annual Loss$839K
Risk Score95.4
🌊
Relatively ModerateRiverine Flooding
Annual Loss$60.8M
Risk Score92.8
🥶
Relatively HighCold Wave
Annual Loss$9.9M
Risk Score92.6
❄️
Relatively HighIce Storm
Annual Loss$1.3M
Risk Score92.3
Show all 14 hazards
💨
Relatively HighStrong Wind
Annual Loss$2.2M
Risk Score89.3
🌡️
Relatively LowHeat Wave
Annual Loss$1.2M
Risk Score72.6
🌀
Relatively LowHurricane
Annual Loss$430K
Risk Score65.8
🔥
Very LowWildfire
Annual Loss$118K
Risk Score63.0
🧊
Relatively LowHail
Annual Loss$431K
Risk Score59.7
☀️
Relatively LowDrought
Annual Loss$71K
Risk Score39.4
Knox County vs. National Average
🎯 Overall Risk
92.1+43.4 vs avg
National avg: 48.7
🔥 Wildfire Risk
63.0+14.3 vs avg
National avg: 48.7
👥 Social Vulnerability
22.7-26.5 vs avg
National avg: 49.2
🛡️ Community Resilience
61.3+12.6 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
22.7
Relatively LowHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
61.3
Relatively HighHigher scores indicate better ability to prepare for, adapt to, and recover from hazards.
Frequently Asked Questions
Data from FEMA National Risk Index. For informational purposes only. Consult local authorities for property-specific risk.