Tsunamis in Indonesia
10 tsunamis have been recorded in Indonesia by Global Incident Tracker, 9 of them in 2026. The most recent was on 7 October 2026. These are incidents our sources reported, not an official national total.
Continuous monitoring began 9 August 2026. These counters show what we have recorded since then, not everything that happened.
Thin record. We hold only 10 tsunamis for Indonesia, which is too few to describe a pattern. This page is not offered to search engines until it holds more.
Most recent tsunamis in Indonesia
When they happen
September carries the most tsunamis we hold for Indonesia — 5 of 10. This is when incidents were reported, so read a quiet month as either a quiet month or thin reporting.
| Month | Recorded | |
|---|---|---|
| January | 0 | |
| February | 0 | |
| March | 0 | |
| April | 0 | |
| May | 0 | |
| June | 0 | |
| July | 1 | |
| August | 2 | |
| September | 5 | |
| October | 2 | |
| November | 0 | |
| December | 0 |
Where this data comes from
Tsunamis have official real-time feeds, and ours come from NOAA / PTWC · GDACS.