St. Charles County, Louisiana
Natural Hazard Risk Assessment — Population: 52,479
85.1NRI
Relatively Moderate
Overall Risk Rating
👥
Population
52,479
🏠
Building Value
$9.2B
💰
Annual Hazard Loss
$56.7M
⚠️
Hazards Tracked
16
Natural Hazard Risk Profile
🌀
Relatively HighHurricane
Annual Loss$28.6M
Risk Score96.0
🏖️
Very HighCoastal Flooding
Annual Loss$13.1M
Risk Score95.4
🌡️
Relatively LowHeat Wave
Annual Loss$1.4M
Risk Score78.5
🌪️
Relatively ModerateTornado
Annual Loss$3.5M
Risk Score77.2
⚡
Relatively ModerateLightning
Annual Loss$455K
Risk Score67.1
🥶
Relatively LowCold Wave
Annual Loss$1.4M
Risk Score58.8
🌊
Relatively LowRiverine Flooding
Annual Loss$7.6M
Risk Score54.0
☀️
Relatively LowDrought
Annual Loss$182K
Risk Score53.0
Show all 16 hazards
🧊
Relatively LowHail
Annual Loss$232K
Risk Score46.4
🏔️
Very LowEarthquake
Annual Loss$114K
Risk Score35.0
⛄
Relatively LowWinter Weather
Annual Loss$32K
Risk Score31.0
💨
Relatively LowStrong Wind
Annual Loss$187K
Risk Score20.2
🔥
Very LowWildfire
Annual Loss$7K
Risk Score18.5
❄️
Very LowIce Storm
Annual Loss$9K
Risk Score14.5
⛰️
Very LowLandslide
Annual Loss$37
Risk Score11.7
🌊
Insufficient DataTsunami
Annual Loss$0
Risk Score0.0
St. Charles County vs. National Average
🎯 Overall Risk
85.1+36.4 vs avg
National avg: 48.7
🔥 Wildfire Risk
18.5-30.2 vs avg
National avg: 48.7
👥 Social Vulnerability
41.7-7.5 vs avg
National avg: 49.2
🛡️ Community Resilience
100.0+51.3 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
41.7
Relatively ModerateHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
100.0
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.