Historical tsunamis · Sep 30, 2009, 10:16 AM UTC

2009 Sumatra tsunami

Indonesia

The tsunami of Sep 30, 2009, 10:16 AM UTC originated near Sumatra (Indonesia).

Key facts

Date: Sep 30, 2009, 10:16 AM UTC
Cause: Earthquake
Magnitude: M7.5
Depth: 81 km
Maximum documented water height: 0.27 m
Deaths: 1,117
Injuries: 1,214
Houses destroyed: many (about 101–1,000)
Damage: US$ 2,200 million
Observation records: 1
Countries affected: 1

It was triggered by a magnitude 7.5 earthquake at a depth of 81 km.

The highest documented water height was 0.27 m (Padang, Sumatra, Indonesia).

1 observation sites in 1 countries are recorded.

The database records 1,117 deaths.

Houses destroyed: many (about 101–1,000).

Damage is estimated at US$ 2,200 million.

All tsunamis in Indonesia Record at NOAA/NCEI ↗

Map of observation sites

Each dot is a documented observation site; colour and size show the observed water height. The triangle marks the source.

Tsunami arrival times

Documented arrival times from the NOAA/NCEI database, showing the earliest recorded location per country. Coverage is incomplete: a country without an entry was not necessarily spared.

0:00 hEarthquake (origin) · Sep 30, 2009, 10:16 AM UTC
0:30 hIndonesia · Padang, Sumatra · 0.27 m

1 places with a documented arrival time

Observations by country

Country	Observation records	Maximum documented water height	Deaths	Earliest arrival
Indonesia	1	0.27 m Padang, Sumatra	—	0:30 h

Highest documented water heights

1 / 1

Individual documented observations for this event. Heights come from different measurement types and sources; not every location has a measured height.

Location / station	Observed height	Distance from source	Country
Padang, Sumatra · West Sumatra	0.27 m	65 km	Indonesia

Source: NOAA National Centers for Environmental Information (NCEI), Global Historical Tsunami Database. Confirmed events only. Deaths and damage are database estimates; older records are incomplete. Water heights come from different types of observation.