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5.1

M5.5 earthquake strikes Indonesia, 1.3M exposed within 100km

A magnitude 5.5 earthquake at 10km depth hit Indonesia on 21 Sep 2026, with 1.3 million people within 100km. Shallow depth raises damage risk, but no casualties or damage reported yet. Monitoring for aftershocks and local impact.

GDACS Global Disaster Alertsabout 14 hours agoIDengCredibility 10%View source

Score Breakdown

Mosaic Score5.1
Confidence0.9
Significance0.5
Source credibility0.1
Source

Related signals

8 found