Johnson County, Illinois
Natural Hazard Risk Assessment — Population: 13,301
51.1NRI
Relatively Low
Overall Risk Rating
👥
Population
13,301
🏠
Building Value
$3.6B
💰
Annual Hazard Loss
$11.9M
⚠️
Hazards Tracked
14
Natural Hazard Risk Profile
🏔️
Relatively ModerateEarthquake
Annual Loss$4.4M
Risk Score91.0
🌡️
Relatively LowHeat Wave
Annual Loss$623K
Risk Score68.9
💨
Relatively ModerateStrong Wind
Annual Loss$676K
Risk Score68.8
❄️
Relatively ModerateIce Storm
Annual Loss$145K
Risk Score68.4
🧊
Relatively LowHail
Annual Loss$346K
Risk Score66.5
⛄
Relatively ModerateWinter Weather
Annual Loss$76K
Risk Score64.6
🥶
Relatively LowCold Wave
Annual Loss$1.2M
Risk Score64.0
🌪️
Relatively LowTornado
Annual Loss$1.1M
Risk Score56.0
Show all 14 hazards
☀️
Relatively LowDrought
Annual Loss$125K
Risk Score52.5
⛰️
Very LowLandslide
Annual Loss$636
Risk Score44.0
🌀
Very LowHurricane
Annual Loss$19K
Risk Score38.1
🌊
Relatively LowRiverine Flooding
Annual Loss$3.2M
Risk Score37.9
⚡
Relatively LowLightning
Annual Loss$91K
Risk Score33.8
🔥
Very LowWildfire
Annual Loss$3K
Risk Score11.3
Johnson County vs. National Average
🎯 Overall Risk
51.1+2.4 vs avg
National avg: 48.7
🔥 Wildfire Risk
11.3-37.4 vs avg
National avg: 48.7
👥 Social Vulnerability
82.0+32.8 vs avg
National avg: 49.2
🛡️ Community Resilience
47.6-1.1 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
82.0
Very HighHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
47.6
Relatively ModerateHigher 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.