Waukesha County, Wisconsin
Natural Hazard Risk Assessment — Population: 406,817
88.9NRI
Relatively Moderate
Overall Risk Rating
👥
Population
406,817
🏠
Building Value
$109.7B
💰
Annual Hazard Loss
$138.3M
⚠️
Hazards Tracked
14
Natural Hazard Risk Profile
🥶
Relatively HighCold Wave
Annual Loss$30.3M
Risk Score97.4
🧊
Relatively HighHail
Annual Loss$6.4M
Risk Score96.1
🌪️
Relatively HighTornado
Annual Loss$23.7M
Risk Score95.7
🌡️
Relatively ModerateHeat Wave
Annual Loss$5.7M
Risk Score90.4
🌊
Relatively ModerateRiverine Flooding
Annual Loss$68.2M
Risk Score89.8
⛄
Relatively HighWinter Weather
Annual Loss$553K
Risk Score86.5
❄️
Relatively ModerateIce Storm
Annual Loss$841K
Risk Score81.7
⛰️
Relatively LowLandslide
Annual Loss$6K
Risk Score62.5
Show all 14 hazards
⚡
Relatively ModerateLightning
Annual Loss$606K
Risk Score60.2
🏔️
Very LowEarthquake
Annual Loss$724K
Risk Score57.4
💨
Relatively ModerateStrong Wind
Annual Loss$1.2M
Risk Score56.1
🔥
Very LowWildfire
Annual Loss$83K
Risk Score49.7
☀️
Relatively LowDrought
Annual Loss$55K
Risk Score31.6
🌀
Very LowHurricane
Annual Loss$3K
Risk Score9.7
Waukesha County vs. National Average
🎯 Overall Risk
88.9+40.2 vs avg
National avg: 48.7
🔥 Wildfire Risk
49.7+1.0 vs avg
National avg: 48.7
👥 Social Vulnerability
10.6-38.6 vs avg
National avg: 49.2
🛡️ Community Resilience
97.4+48.7 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
10.6
Very LowHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
97.4
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.