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M3.9 Depth: 10.0 km

M3.9 Earthquake near Satar Padut, East Nusa Tenggara (Indonesia)

UTC time: 2026-08-21 12:39:11 UTC Local time: —

About this earthquake

A magnitude M3.9 earthquake was recorded near Satar Padut, East Nusa Tenggara (Indonesia) on August 21, 2026 at 12:39 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 115 earthquakes, the strongest at M5.6.

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Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (44.7 km)
Regional average: 44.7 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Ranakah
    Distance: 37 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inielika
    Distance: 63 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 74 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Sano, Wai
    Distance: 80 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Ebulobo
    Distance: 86 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Paluweh
    Distance: 122 km ·Stratovolcano ·Elevation: 875 m ·Last eruption: 2013 ·Indonesia

Historic earthquake map · Indonesia

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Country statistics · Indonesia

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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