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Significant earthquake

This summarises a recorded earthquake only; it is not a warning or a prediction. Follow AFAD and the competent authorities for official statements and guidance.

SOUTHERN SUMATRA, INDONESIA earthquake sequence

Active Gardner–Knopoff windows · 28.10.2026 11:22 – ongoing

Earthquakes
8
Largest
M4,2
Mainshock
M4,2 · SOUTHERN SUMATRA, INDONESIA · 28.10.2026 11:22

Earthquakes of the sequence (oldest to newest)

Earthquakes per day

Earthquakes in the sequence

MagnitudeLocationTime (Europe/Istanbul)Depth
4.2 SOUTHERN SUMATRA, INDONESIA 28.10.2026 11:22 10,0 km
3.4 SOUTHERN SUMATRA, INDONESIA 28.10.2026 11:37 10,0 km
3.0 SOUTHERN SUMATRA, INDONESIA 28.10.2026 11:40 10,0 km
3.1 SOUTHERN SUMATRA, INDONESIA 28.10.2026 11:48 10,0 km
4.1 SOUTHERN SUMATRA, INDONESIA 28.10.2026 14:56 7,0 km
3.6 SOUTHERN SUMATRA, INDONESIA 28.10.2026 14:59 10,0 km
3.1 SOUTHERN SUMATRA, INDONESIA 28.10.2026 21:34 44,0 km
3.3 SOUTHERN SUMATRA, INDONESIA 28.10.2026 23:23 10,0 km

Sequences group earthquakes that have occurred by proximity in time and location (Gardner–Knopoff windows, Poisson rate test). Follow AFAD and Kandilli Observatory for official assessments. (Gardner & Knopoff (1974))