American Samoa, 2003

Flash Flood in American Samoa, May 19, 2003

May 19, 2003 · NWS ASO · 1 event in 1 county or zone

A flash flood occurred across Tutuila from Nuuuli Uta to Pago Pago many communities near mountains and valleys. The main stream in Pago Pago rapidly overflow and flooded many homes and businesses along the stream and all of lower Pago Pago.

The toll

Deaths
4
Injuries
6
Property damage
$50 million
Crop damage
$1.0 million
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS ASO wrote it up.

A flash flood occurred across Tutuila from Nuuuli Uta to Pago Pago many communities near mountains and valleys. The main stream in Pago Pago rapidly overflow and flooded many homes and businesses along the stream and all of lower Pago Pago. A major landslide buried and killed 3 young men from the age of 18 to 23 years old in Pago Pago as two other men narrowedly escaped this same landslide. One of these men was med-vac to Honolulu for treatment as the Hospital at Fagaalu was 90% out of business as the whole hospital was flooded.A lady in her early 40s was killed by a landslide in Fagatogothat buried the Langkilde Business Center. Another young men in his 20s was rescued and was med-vac to Honolul on the same flight with gentleman from Pago Pago.Torential rainfall and excessive runoff flooded Pago Pago, Fagatogo, Lower Utulei, Fagaalu where the hospital is located. The whole village of Matu'u was flooded so as the inland and valley side of Nuuuli.Numerous falimies were evacuated and had taken up shelters at temporary shelters set up by the Territorial Emergecy Management Coordinating Office TEMCO. FEMA and TEMCO are currely providing assistance to families who were affected by the floods and landslides.President Bush had declared Amrican Samoa a disaster area due to the flash floods and landslides.

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Tutuila

When
May 19, 8:00 AM SST to 12:00 PM SST
Where
Tutuila County, Countywide
Deaths
4 direct, 0 indirect
Injuries
6 direct, 0 indirect
Property damage
$50 million
Crop damage
$1.0 million
Reported by
OFFICIAL NWS OBS.

The people who died

As the offices recorded each death: direct deaths were caused by the weather itself, indirect ones by something it set in motion.

EventDateAgeSexWhereKind
Flash Flood, Tutuila2003-05-1918MaleOutside/Open AreasDirect
Flash Flood, Tutuila2003-05-1918MaleOutside/Open AreasDirect
Flash Flood, Tutuila2003-05-1923MaleOutside/Open AreasDirect
Flash Flood, Tutuila2003-05-1941FemaleOutside/Open AreasDirect

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in American Samoa in 2003Every state in 2003This day in weather historyWarnings in American Samoa, May 2003

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5350849.