Open Earth
4.6
EarthquakeModerategreen alert

M4.6 earthquake near Tambolaka, East Nusa Tenggara

22 h ago · 17 Oct 2026, 12:46 UTC 70 km W of Tambolaka, Indonesia

What happened

A magnitude 4.6 earthquake struck 70 km W of Tambolaka, Indonesia on 17 Oct 2026, 12:46 UTC at a depth of 69 km.

Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was a shallow earthquake, which tends to be felt more strongly at the surface.

The nearest town in our records is Tambolaka, about 71 km away in East Nusa Tenggara, Indonesia.

Green alert: limited impact expected.

Timeline

  1. First reported by USGS

    18 Oct 2026, 05:15 UTC

  2. Also reported by GDACS

    18 Oct 2026, 05:24 UTC

  3. GDACS alert level Green

    18 Oct 2026, 05:24 UTC

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