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M4.0 Depth: 18.0 km

M4.0 Earthquake near East Nusa Tenggara (Indonesia)

UTC time: 2026-09-04 08:18:07 UTC Local time: —

About this earthquake

On September 4, 2026 at 08:18 UTC, a magnitude M4.0 earthquake occurred near East Nusa Tenggara (Indonesia). The hypocenter lay relatively close to the surface at around 18 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Indonesia: 51 earthquakes were recorded in the past 24 hours, the strongest reaching M5.1.

Map

Depth profile

Depth profile Depth: 18 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 18 km
Shallow
18 km
18 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

  • Lewotobi
    Distance: 61 km ·Stratovolcano(es) ·Elevation: 1'703 m ·Last eruption: 2026 ·Indonesia
  • Egon
    Distance: 67 km ·Stratovolcano ·Elevation: 1'661 m ·Last eruption: 2008 ·Indonesia
  • Iliboleng
    Distance: 90 km ·Stratovolcano ·Elevation: 1'659 m ·Last eruption: 1993 ·Indonesia
  • Paluweh
    Distance: 90 km ·Stratovolcano ·Elevation: 875 m ·Last eruption: 2013 ·Indonesia
  • Kelimutu
    Distance: 107 km ·Complex ·Elevation: 1'639 m ·Last eruption: 1968 ·Indonesia
  • Ililabalekan
    Distance: 112 km ·Stratovolcano ·Elevation: 1'018 m ·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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