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Indonesia · East Nusa Tenggara

M3.3 Earthquake near Kiubaat, East Nusa Tenggara (Indonesia)

UTC time: 2026-09-26 21:40:53 UTC Local time: —

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About this earthquake

On September 26, 2026 at 21:40 UTC, a magnitude M3.3 earthquake occurred near Kiubaat, East Nusa Tenggara (Indonesia). With a focal depth of about 10 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: 21 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

ID
26f9155af84fd0b8e74b7b2a3a1bc1063abea6d4
Magnitude
M3.3
Depth
10.0 km
UTC time
2026-09-26 21:40:53 UTC
Local time
—
Country
Indonesia
State
East Nusa Tenggara
City
Kiubaat
County
Timor Tengah Selatan
Village
Kiubaat
Source
emsc
Coordinates
-10.03000, 124.27000
Temperature
20.2°C

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 (43.4 km)
Regional average: 43.4 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

  • Sirung
    Distance: 171 km ·Complex ·Elevation: 1'347 m ·Last eruption: 2021 ·Indonesia
  • Iliwerung
    Distance: 183 km ·Complex ·Elevation: 583 m ·Last eruption: 2021 ·Indonesia
  • Ililabalekan
    Distance: 191 km ·Stratovolcano ·Elevation: 1'018 m ·Indonesia
  • Lewotolok Activity reported
    Distance: 212 km ·Stratovolcano ·Elevation: 1'431 m ·Last eruption: 2026 ·Indonesia
  • Iliboleng
    Distance: 218 km ·Stratovolcano ·Elevation: 1'659 m ·Last eruption: 1993 ·Indonesia
  • Lewotobi Activity reported
    Distance: 233 km ·Stratovolcano(es) ·Elevation: 1'703 m ·Last eruption: 2026 ·Indonesia

East Nusa Tenggara

Context for this earthquake

26 Sep 2025 – 26 Sep 2026 · M ≥ 3.0 · 1,762 Catalogue entries

Of 1,761 other entries for this area and period, 1,005 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Indonesia

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