According to IDMC's Internal Displacement Updates, between 1 and 31 August 2026 Indonesia recorded 176,554 disaster-driven internal displacements across 9 events. This figure exceeds both the platform's 50,000 floor and 87,402, the 90th percentile of the country's own monthly record over the previous 18 months. The largest event listed is the earthquake in East Nusa Tenggara on 15 August 2026, reported by the Crisis Centre of the Ministry of Health. Smaller floods were recorded in West Sumatra, North Sumatra and Central Sulawesi, and volcanic activity at Mt. Sinabung in North Sumatra.
| Rule | Displacement in a month against the country's own record |
| Period | 2026-08-01 to 2026-08-31 |
| Displacement in the month | 176,554 |
| Events in the month | 9 |
| Months of history compared | 18 |
| 90th percentile of that history | 87,402 |
| Judged against | an absolute floor of 50,000; the 90th percentile of the country's own record, 87,402. Fired on: abs_floor, history_percentile. |
| Detected | 13 October 2026, run 34 |
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