Jefferson County, Idaho
Natural Hazard Risk Assessment — Population: 30,825
40.1NRI
Very Low
Overall Risk Rating
👥
Population
30,825
🏠
Building Value
$6.2B
💰
Annual Hazard Loss
$17.2M
⚠️
Hazards Tracked
15
Natural Hazard Risk Profile
⛄
Relatively ModerateWinter Weather
Annual Loss$329K
Risk Score82.7
🥶
Relatively ModerateCold Wave
Annual Loss$5.6M
Risk Score81.8
🏔️
Relatively LowEarthquake
Annual Loss$2.4M
Risk Score80.6
🌡️
Relatively ModerateHeat Wave
Annual Loss$2.0M
Risk Score79.1
🔥
Very LowWildfire
Annual Loss$138K
Risk Score62.5
🌋
Very LowVolcanic Activity
Annual Loss$37
Risk Score58.3
⚡
Relatively LowLightning
Annual Loss$381K
Risk Score54.7
🌊
Relatively LowRiverine Flooding
Annual Loss$6.0M
Risk Score37.1
Show all 15 hazards
⛰️
Very LowLandslide
Annual Loss$596
Risk Score34.5
☀️
Very LowDrought
Annual Loss$9K
Risk Score22.2
🧊
Very LowHail
Annual Loss$100K
Risk Score20.6
💨
Very LowStrong Wind
Annual Loss$133K
Risk Score12.4
❄️
Very LowIce Storm
Annual Loss$8K
Risk Score10.9
🌪️
Very LowTornado
Annual Loss$47K
Risk Score7.0
🏔️
Very LowAvalanche
Annual Loss$0
Risk Score1.9
Jefferson County vs. National Average
🎯 Overall Risk
40.1-8.6 vs avg
National avg: 48.7
🔥 Wildfire Risk
62.5+13.8 vs avg
National avg: 48.7
👥 Social Vulnerability
10.6-38.6 vs avg
National avg: 49.2
🛡️ Community Resilience
39.7-9.0 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
10.6
Very LowHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
39.7
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.