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M3.9 Depth: 8.0 km

M3.9 Earthquake near KABUPATEN MANGGARAI, East Nusa Tenggara (Indonesia)

UTC time: 2026-08-17 10:05:02 UTC Local time: —

About this earthquake

A magnitude M3.9 earthquake was recorded near KABUPATEN MANGGARAI, East Nusa Tenggara (Indonesia) on August 17, 2026 at 10:05 UTC. With a focal depth of about 8 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: 449 earthquakes were recorded in the past 24 hours, the strongest reaching M5.9.

Map

Depth profile

Depth profile Depth: 8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8 km
Shallow
8 km
8 km — shallower than the regional average (46.9 km)
Regional average: 46.9 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

  • Ranakah
    Distance: 52 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Sano, Wai
    Distance: 64 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Inielika
    Distance: 94 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 102 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Ebulobo
    Distance: 119 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Sangeang Api
    Distance: 134 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·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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