Decatur County, Iowa
Natural Hazard Risk Assessment — Population: 7,645
23.6NRI
Very Low
Overall Risk Rating
👥
Population
7,645
🏠
Building Value
$2.1B
💰
Annual Hazard Loss
$7.8M
⚠️
Hazards Tracked
14
Natural Hazard Risk Profile
☀️
Relatively HighDrought
Annual Loss$2.3M
Risk Score94.2
⛰️
Relatively LowLandslide
Annual Loss$7K
Risk Score72.7
🌡️
Relatively LowHeat Wave
Annual Loss$660K
Risk Score63.6
🥶
Relatively LowCold Wave
Annual Loss$1.1M
Risk Score55.1
🔥
Very LowWildfire
Annual Loss$51K
Risk Score52.1
🌪️
Relatively LowTornado
Annual Loss$1.1M
Risk Score48.3
🧊
Relatively LowHail
Annual Loss$229K
Risk Score47.6
💨
Relatively LowStrong Wind
Annual Loss$413K
Risk Score41.3
Show all 14 hazards
❄️
Very LowIce Storm
Annual Loss$20K
Risk Score22.7
🏔️
Very LowEarthquake
Annual Loss$24K
Risk Score18.6
⚡
Very LowLightning
Annual Loss$55K
Risk Score16.8
⛄
Very LowWinter Weather
Annual Loss$13K
Risk Score16.5
🌊
Very LowRiverine Flooding
Annual Loss$1.8M
Risk Score15.8
🌀
Very LowHurricane
Annual Loss$1K
Risk Score8.5
Decatur County vs. National Average
🎯 Overall Risk
23.6-25.1 vs avg
National avg: 48.7
🔥 Wildfire Risk
52.1+3.4 vs avg
National avg: 48.7
👥 Social Vulnerability
43.0-6.2 vs avg
National avg: 49.2
🛡️ Community Resilience
41.1-7.6 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
43.0
Relatively ModerateHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
41.1
Relatively ModerateHigher 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.