Lyman County, South Dakota
Natural Hazard Risk Assessment — Population: 3,715
26.5NRI
Very Low
Overall Risk Rating
👥
Population
3,715
🏠
Building Value
$1.1B
💰
Annual Hazard Loss
$5.9M
⚠️
Hazards Tracked
13
Natural Hazard Risk Profile
🥶
Relatively ModerateCold Wave
Annual Loss$2.4M
Risk Score79.6
🔥
Relatively LowWildfire
Annual Loss$115K
Risk Score69.5
⛄
Relatively ModerateWinter Weather
Annual Loss$86K
Risk Score69.5
🧊
Relatively LowHail
Annual Loss$367K
Risk Score69.4
☀️
Relatively LowDrought
Annual Loss$144K
Risk Score55.4
❄️
Relatively LowIce Storm
Annual Loss$32K
Risk Score37.8
🌊
Very LowRiverine Flooding
Annual Loss$2.3M
Risk Score29.1
🌪️
Relatively LowTornado
Annual Loss$297K
Risk Score27.6
Show all 13 hazards
🌡️
Very LowHeat Wave
Annual Loss$53K
Risk Score22.7
⛰️
Very LowLandslide
Annual Loss$98
Risk Score22.1
💨
Very LowStrong Wind
Annual Loss$91K
Risk Score16.0
🏔️
Very LowEarthquake
Annual Loss$9K
Risk Score13.6
⚡
Very LowLightning
Annual Loss$24K
Risk Score10.5
Lyman County vs. National Average
🎯 Overall Risk
26.5-22.2 vs avg
National avg: 48.7
🔥 Wildfire Risk
69.5+20.8 vs avg
National avg: 48.7
👥 Social Vulnerability
86.2+37.0 vs avg
National avg: 49.2
🛡️ Community Resilience
28.6-20.1 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
86.2
Very HighHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
28.6
Relatively LowHigher 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.