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M4.0 Depth: 10.0 km

M4.0 Earthquake near East Nusa Tenggara (Indonesia)

UTC time: 2026-08-21 15:01:38 UTC Local time: —

About this earthquake

A magnitude M4.0 earthquake was recorded near East Nusa Tenggara (Indonesia) on August 21, 2026 at 15:01 UTC. With a focal depth of about 10 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: 125 earthquakes were recorded in the past 24 hours, the strongest reaching M5.6.

Map

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: 73 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inielika
    Distance: 87 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 101 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Ebulobo
    Distance: 106 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Sano, Wai
    Distance: 111 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Paluweh
    Distance: 118 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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