Day County, South Dakota
Natural Hazard Risk Assessment — Population: 5,449
27.6NRI
Very Low
Overall Risk Rating
👥
Population
5,449
🏠
Building Value
$3.2B
💰
Annual Hazard Loss
$7.2M
⚠️
Hazards Tracked
13
Natural Hazard Risk Profile
⛄
Relatively ModerateWinter Weather
Annual Loss$217K
Risk Score85.1
💨
Relatively ModerateStrong Wind
Annual Loss$1.1M
Risk Score82.1
🔥
Relatively LowWildfire
Annual Loss$259K
Risk Score77.9
❄️
Relatively ModerateIce Storm
Annual Loss$243K
Risk Score76.1
🥶
Relatively ModerateCold Wave
Annual Loss$2.2M
Risk Score76.0
🧊
Relatively LowHail
Annual Loss$416K
Risk Score69.0
⛰️
Very LowLandslide
Annual Loss$599
Risk Score42.1
🌪️
Relatively LowTornado
Annual Loss$695K
Risk Score40.6
Show all 13 hazards
🌡️
Very LowHeat Wave
Annual Loss$65K
Risk Score23.2
🌊
Very LowRiverine Flooding
Annual Loss$1.9M
Risk Score20.0
🏔️
Very LowEarthquake
Annual Loss$12K
Risk Score14.7
☀️
Very LowDrought
Annual Loss$126
Risk Score13.6
⚡
Very LowLightning
Annual Loss$8K
Risk Score3.1
Day County vs. National Average
🎯 Overall Risk
27.6-21.1 vs avg
National avg: 48.7
🔥 Wildfire Risk
77.9+29.2 vs avg
National avg: 48.7
👥 Social Vulnerability
74.7+25.5 vs avg
National avg: 49.2
🛡️ Community Resilience
84.5+35.8 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
74.7
Relatively HighHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
84.5
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.