Jefferson County, Wisconsin
Natural Hazard Risk Assessment — Population: 84,877
75.8NRI
Relatively Low
Overall Risk Rating
👥
Population
84,877
🏠
Building Value
$27.1B
💰
Annual Hazard Loss
$41.8M
⚠️
Hazards Tracked
14
Natural Hazard Risk Profile
🧊
Relatively ModerateHail
Annual Loss$2.8M
Risk Score93.4
🌪️
Relatively ModerateTornado
Annual Loss$6.7M
Risk Score86.1
🥶
Relatively ModerateCold Wave
Annual Loss$6.1M
Risk Score85.3
⚡
Relatively ModerateLightning
Annual Loss$896K
Risk Score80.8
🌊
Relatively ModerateRiverine Flooding
Annual Loss$22.7M
Risk Score79.5
🌡️
Relatively LowHeat Wave
Annual Loss$1.2M
Risk Score71.3
💨
Relatively ModerateStrong Wind
Annual Loss$1.1M
Risk Score67.0
⛄
Relatively LowWinter Weather
Annual Loss$104K
Risk Score58.9
Show all 14 hazards
⛰️
Very LowLandslide
Annual Loss$3K
Risk Score58.1
❄️
Relatively LowIce Storm
Annual Loss$76K
Risk Score43.9
🏔️
Very LowEarthquake
Annual Loss$225K
Risk Score43.4
🔥
Very LowWildfire
Annual Loss$31K
Risk Score39.9
☀️
Relatively LowDrought
Annual Loss$64K
Risk Score37.6
🌀
Very LowHurricane
Annual Loss$4K
Risk Score14.4
Jefferson County vs. National Average
🎯 Overall Risk
75.8+27.1 vs avg
National avg: 48.7
🔥 Wildfire Risk
39.9-8.8 vs avg
National avg: 48.7
👥 Social Vulnerability
19.8-29.4 vs avg
National avg: 49.2
🛡️ Community Resilience
92.1+43.4 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
19.8
Very LowHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
92.1
Very 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.