Orange County, California

Natural Hazard Risk Assessment — Population: 3,183,647

99.8NRI
Very High

Overall Risk Rating

👥

Population

3,183,647

🏠

Building Value

$606.4B

💰

Annual Hazard Loss

$1.9B

⚠️

Hazards Tracked

16

Natural Hazard Risk Profile

🏔️

Earthquake

Very High
Annual Loss$1.0B
Risk Score99.9
🌊

Riverine Flooding

Very High
Annual Loss$819.9M
Risk Score99.8
🔥

Wildfire

Relatively High
Annual Loss$57.6M
Risk Score99.8
⛰️

Landslide

Relatively High
Annual Loss$4.2M
Risk Score99.7
🌡️

Heat Wave

Relatively High
Annual Loss$11.0M
Risk Score97.2
🏖️

Coastal Flooding

Relatively High
Annual Loss$8.4M
Risk Score92.0
🌪️

Tornado

Relatively Moderate
Annual Loss$5.3M
Risk Score83.7
🧊

Hail

Relatively Moderate
Annual Loss$937K
Risk Score79.5
Show all 16 hazards

Lightning

Relatively Moderate
Annual Loss$489K
Risk Score66.9
🌊

Tsunami

Relatively Low
Annual Loss$2.5M
Risk Score56.9
💨

Strong Wind

Relatively Moderate
Annual Loss$653K
Risk Score52.3
☀️

Drought

Relatively Low
Annual Loss$37K
Risk Score32.7
🏔️

Avalanche

Very Low
Annual Loss$16
Risk Score13.7

Winter Weather

Very Low
Annual Loss$133
Risk Score1.3
🥶

Cold Wave

No Rating
Annual Loss$0
Risk Score0.0
🌀

Hurricane

No Rating
Annual Loss$0
Risk Score0.0

Orange County vs. National Average

🎯 Overall Risk

99.8+51.1 vs avg

National avg: 48.7

🔥 Wildfire Risk

99.8+51.1 vs avg

National avg: 48.7

👥 Social Vulnerability

24.9-24.3 vs avg

National avg: 49.2

🛡️ Community Resilience

16.3-32.4 vs avg

National avg: 48.7

Community Profile

Social Vulnerability

24.9

Relatively Low

Higher scores indicate greater social vulnerability to natural hazards.

Community Resilience

16.3

Very Low

Higher scores indicate better ability to prepare for, adapt to, and recover from hazards.

🔥 Wildfire Insurance Notice

Orange County has relatively high wildfire risk. Homeowners should verify adequate fire coverage with their insurance provider. Standard policies may not fully cover wildfire damage in high-risk areas.

Frequently Asked Questions

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Data from FEMA National Risk Index. For informational purposes only. Consult local authorities for property-specific risk.