Nantucket County, Massachusetts

Natural Hazard Risk Assessment — Population: 14,255

38.7NRI
Very Low

Overall Risk Rating

👥

Population

14,255

🏠

Building Value

$7.0B

💰

Annual Hazard Loss

$22.9M

⚠️

Hazards Tracked

16

Natural Hazard Risk Profile

🌀

Hurricane

Relatively Moderate
Annual Loss$16.9M
Risk Score90.9
🏖️

Coastal Flooding

Relatively Moderate
Annual Loss$2.1M
Risk Score70.0
🏔️

Earthquake

Very Low
Annual Loss$65K
Risk Score22.4
☀️

Drought

Very Low
Annual Loss$12K
Risk Score21.9
🌊

Riverine Flooding

Very Low
Annual Loss$3.8M
Risk Score16.6
🔥

Wildfire

Very Low
Annual Loss$8K
Risk Score13.0

Lightning

Very Low
Annual Loss$36K
Risk Score6.1
🥶

Cold Wave

Very Low
Annual Loss$16K
Risk Score4.3
Show all 16 hazards
🌪️

Tornado

Very Low
Annual Loss$25K
Risk Score4.1
🧊

Hail

Very Low
Annual Loss$17K
Risk Score4.0
⛰️

Landslide

Very Low
Annual Loss$4
Risk Score2.3
💨

Strong Wind

Very Low
Annual Loss$17K
Risk Score2.0

Winter Weather

Very Low
Annual Loss$2K
Risk Score1.9
❄️

Ice Storm

Very Low
Annual Loss$162
Risk Score0.1
🌡️

Heat Wave

No Rating
Annual Loss$0
Risk Score0.0
🌊

Tsunami

Insufficient Data
Annual Loss$0
Risk Score0.0

Nantucket County vs. National Average

🎯 Overall Risk

38.7-10.0 vs avg

National avg: 48.7

🔥 Wildfire Risk

13.0-35.7 vs avg

National avg: 48.7

👥 Social Vulnerability

10.6-38.6 vs avg

National avg: 49.2

🛡️ Community Resilience

99.0+50.3 vs avg

National avg: 48.7

Community Profile

Social Vulnerability

10.6

Very Low

Higher scores indicate greater social vulnerability to natural hazards.

Community Resilience

99.0

Very High

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

Frequently Asked Questions

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