Historical tsunamis · Dec 22, 2018, 1:55 PM UTC
2018 Krakatau tsunami
Indonesia
The tsunami of Dec 22, 2018, 1:55 PM UTC originated near Krakatau (Indonesia).
Key facts
- Date
- Dec 22, 2018, 1:55 PM UTC
- Cause
- Volcano and landslide
- Maximum documented water height
- 85.0 m
- Deaths
- 437
- Injuries
- 31,943
- Houses destroyed
- many (about 101–1,000)
- Damage
- US$ 250 million
- Observation records
- 410
- Countries affected
- 1
Cause according to NOAA/NCEI: Volcano and landslide.
The highest documented water height was 85.0 m.
410 observation sites in 1 countries are recorded.
The database records 437 deaths.
Houses destroyed: many (about 101–1,000).
Damage is estimated at US$ 250 million.
Map of observation sites
410Each 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) · Dec 22, 2018, 1:55 PM UTC
- 0:33 hIndonesia · Marina Jambu · 1.39 m
4 places with a documented arrival time
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| Indonesia | 410 | 85.3 m Rakata | 152 | 0:33 h |
Highest documented water heights
15 / 410Individual 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 |
|---|---|---|---|
| Rakata · Lampung | 85.27 m | 5 km | Indonesia |
| Sertung · Lampung | 83.22 m | 4 km | Indonesia |
| Rakata · Lampung | 73.15 m | 5 km | Indonesia |
| Rakata · Lampung | 68.46 m | 5 km | Indonesia |
| Sertung · Lampung | 67.74 m | 4 km | Indonesia |
| Rakata · Lampung | 62.71 m | 5 km | Indonesia |
| Rakata · Lampung | 59.49 m | 5 km | Indonesia |
| Rakata · Lampung | 57.11 m | 5 km | Indonesia |
| Rakata · Lampung | 56.05 m | 5 km | Indonesia |
| Rakata · Lampung | 54.14 m | 5 km | Indonesia |
| Sertung · Lampung | 52.95 m | 6 km | Indonesia |
| Rakata · Lampung | 50.74 m | 5 km | Indonesia |
| Rakata · Lampung | 50.03 m | 5 km | Indonesia |
| Rakata · Lampung | 48.03 m | 5 km | Indonesia |
| Rakata · Lampung | 46.85 m | 4 km | Indonesia |
More tsunamis
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.