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M3.9 Depth: 138.0 km

M3.9 Earthquake near East Nusa Tenggara (Indonesia)

UTC time: 2026-08-27 02:36:51 UTC Local time: —

About this earthquake

A magnitude M3.9 earthquake was recorded near East Nusa Tenggara (Indonesia) on August 27, 2026 at 02:36 UTC. The earthquake originated at an intermediate depth of about 138 km. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: 47 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Map

Depth profile

Depth profile Depth: 138 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 138 km
Intermediate
138 km
138 km — deeper than the regional average (43.9 km)
Regional average: 43.9 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Lewotolok
    Distance: 46 km ·Stratovolcano ·Elevation: 1'431 m ·Last eruption: 2026 ·Indonesia
  • Sirung
    Distance: 48 km ·Complex ·Elevation: 1'347 m ·Last eruption: 2021 ·Indonesia
  • Tara, Batu
    Distance: 51 km ·Stratovolcano ·Elevation: 633 m ·Last eruption: 2015 ·Indonesia
  • Iliwerung
    Distance: 57 km ·Complex ·Elevation: 583 m ·Last eruption: 2021 ·Indonesia
  • Ililabalekan
    Distance: 74 km ·Stratovolcano ·Elevation: 1'018 m ·Indonesia
  • Iliboleng
    Distance: 74 km ·Stratovolcano ·Elevation: 1'659 m ·Last eruption: 1993 ·Indonesia

Historic earthquake map · Indonesia

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Indonesia

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

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