AS · State guide

American Samoa emergency preparedness

FEMA's National Risk Index puts American Samoa's expected annual loss from natural hazards at about $65 million, rated Very Low. The hazards with the largest expected losses are tsunamis, earthquakes and inland flooding.

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National Weather Service data, updated Oct 22, 2026, 7:45 AM ET. Not an official warning: follow your local NWS office. All US alerts →

American Samoa's biggest natural hazards

FEMA's expected annual loss for each hazard, in dollars a year, and FEMA's rating, from the National Risk Index (December 2025).

TsunamiVery Low$35 million a year

EarthquakeVery Low$11 million a yearHow to prepare →

Inland floodingVery Low$11 million a yearHow to prepare →

HurricaneVery Low$8 million a yearHow to prepare →

Coastal floodingVery Low$101,000 a yearHow to prepare →

Volcanic activityRelatively Low$24,000 a year

Get ready for earthquakes, inland flooding and hurricanes

EarthquakeEarthquake preparedness: Drop, Cover and Hold On, and what to do afterGear: First aid kits · Fire extinguishers

Inland floodingFlood preparedness: flood watch vs warning, what to do and how flood insurance worksGear: Sump pump battery backups · Fireproof document safes

HurricaneHurricane preparedness checklist: what to do before, during and after a stormGear: Generators · Water storage containers

Official help in American Samoa

Turn on Wireless Emergency Alerts on your phone and sign up for your county's local alerts. Make a family plan.
More American Samoa government services: USA.gov

Build a kit for your household

Ready.gov's checklist, sized to who lives with you, with extras for the hazards you face.

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Other states where tsunamis top the list

Northern Mariana Islands Virgin Islands

Seasonal checklists for American Samoa

One calm email before the season's hazards arrive. No spam.

Sources (4)