Walworth County, South Dakota
Natural Hazard Risk Assessment — Population: 5,315
39.5NRI
Very Low
Overall Risk Rating
👥
Population
5,315
🏠
Building Value
$1.8B
💰
Annual Hazard Loss
$10.2M
⚠️
Hazards Tracked
13
Natural Hazard Risk Profile
🥶
Relatively ModerateCold Wave
Annual Loss$5.3M
Risk Score88.8
⛄
Relatively ModerateWinter Weather
Annual Loss$196K
Risk Score82.3
🔥
Relatively LowWildfire
Annual Loss$361K
Risk Score80.7
🧊
Relatively LowHail
Annual Loss$356K
Risk Score63.5
☀️
Relatively LowDrought
Annual Loss$66K
Risk Score41.8
🌊
Very LowRiverine Flooding
Annual Loss$3.4M
Risk Score34.8
🌪️
Relatively LowTornado
Annual Loss$367K
Risk Score27.7
❄️
Very LowIce Storm
Annual Loss$22K
Risk Score27.0
Show all 13 hazards
💨
Relatively LowStrong Wind
Annual Loss$134K
Risk Score18.5
🌡️
Very LowHeat Wave
Annual Loss$44K
Risk Score18.4
⚡
Very LowLightning
Annual Loss$31K
Risk Score11.1
🏔️
Very LowEarthquake
Annual Loss$6K
Risk Score7.0
⛰️
Very LowLandslide
Annual Loss$5
Risk Score4.2
Walworth County vs. National Average
🎯 Overall Risk
39.5-9.2 vs avg
National avg: 48.7
🔥 Wildfire Risk
80.7+32.0 vs avg
National avg: 48.7
👥 Social Vulnerability
66.0+16.8 vs avg
National avg: 49.2
🛡️ Community Resilience
82.3+33.6 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
66.0
Relatively HighHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
82.3
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.