Sac County, Iowa
Natural Hazard Risk Assessment — Population: 9,814
27.3NRI
Very Low
Overall Risk Rating
👥
Population
9,814
🏠
Building Value
$4.5B
💰
Annual Hazard Loss
$14.7M
⚠️
Hazards Tracked
14
Natural Hazard Risk Profile
☀️
Relatively HighDrought
Annual Loss$3.2M
Risk Score92.0
🧊
Relatively ModerateHail
Annual Loss$3.1M
Risk Score90.9
🌪️
Relatively LowTornado
Annual Loss$2.9M
Risk Score60.0
❄️
Relatively LowIce Storm
Annual Loss$186K
Risk Score56.7
🥶
Relatively LowCold Wave
Annual Loss$1.3M
Risk Score45.9
⛄
Relatively LowWinter Weather
Annual Loss$67K
Risk Score37.4
💨
Relatively LowStrong Wind
Annual Loss$463K
Risk Score29.1
⛰️
Very LowLandslide
Annual Loss$310
Risk Score24.8
Show all 14 hazards
🌊
Very LowRiverine Flooding
Annual Loss$3.4M
Risk Score17.2
🌡️
Very LowHeat Wave
Annual Loss$69K
Risk Score16.2
⚡
Very LowLightning
Annual Loss$77K
Risk Score13.7
🏔️
Very LowEarthquake
Annual Loss$16K
Risk Score10.1
🔥
Very LowWildfire
Annual Loss$5K
Risk Score9.8
🌀
No RatingHurricane
Annual Loss$0
Risk Score0.0
Sac County vs. National Average
🎯 Overall Risk
27.3-21.4 vs avg
National avg: 48.7
🔥 Wildfire Risk
9.8-38.9 vs avg
National avg: 48.7
👥 Social Vulnerability
10.6-38.6 vs avg
National avg: 49.2
🛡️ Community Resilience
90.3+41.6 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
10.6
Very LowHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
90.3
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.