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M3.9 Depth: 22.0 km

M3.9 Earthquake near East Nusa Tenggara (Indonesia)

UTC time: 2026-08-23 09:40:33 UTC Local time: —

About this earthquake

A magnitude M3.9 earthquake was recorded near East Nusa Tenggara (Indonesia) on August 23, 2026 at 09:40 UTC. The hypocenter lay relatively close to the surface at around 22 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Indonesia: 50 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Map

Depth profile

Depth profile Depth: 22 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 22 km
Shallow
22 km
22 km — shallower than the regional average (43.9 km)
Regional average: 43.9 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

  • Paluweh
    Distance: 77 km ·Stratovolcano ·Elevation: 875 m ·Last eruption: 2013 ·Indonesia
  • Inielika
    Distance: 88 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Ebulobo
    Distance: 97 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Ranakah
    Distance: 100 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inierie
    Distance: 105 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Iya
    Distance: 119 km ·Stratovolcano ·Elevation: 618 m ·Last eruption: 1969 ·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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