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M4.0 Depth: 3.0 km

M4.0 Earthquake near KABUPATEN MANGGARAI, East Nusa Tenggara (Indonesia)

UTC time: 2026-08-20 04:38:03 UTC Local time: —

About this earthquake

On August 20, 2026 at 04:38 UTC, a magnitude M4.0 earthquake occurred near KABUPATEN MANGGARAI, East Nusa Tenggara (Indonesia). With a focal depth of about 3 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 375 earthquakes, the strongest at M6.1.

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Depth profile

Depth profile Depth: 3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3 km
Shallow
3 km
3 km — shallower than the regional average (45.1 km)
Regional average: 45.1 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: 49 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inielika
    Distance: 69 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 82 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Sano, Wai
    Distance: 90 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Ebulobo
    Distance: 91 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Paluweh
    Distance: 119 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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