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Indonesia

M4.0 Earthquake near TIMOR REGION, INDONESIA (Indonesia)

UTC time: 2025-12-09 21:51:10 UTC Local time: —

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About this earthquake

On December 9, 2025 at 21:51 UTC, a magnitude M4.0 earthquake occurred near TIMOR REGION, INDONESIA (Indonesia). The hypocenter lay relatively close to the surface at around 10 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: 41 earthquakes were recorded in the past 24 hours, the strongest reaching M6.0.

Details

ID
2f97c1beacd37485f883fe4bbdc668da476fdf21
Magnitude
M4.0
Depth
10.0 km
UTC time
2025-12-09 21:51:10 UTC
Local time
—
Country
Indonesia
City
Nusa Tenggara Timur
Source
emsc
Coordinates
-9.10000, 123.63000
Temperature
28.1°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 (43.3 km)
Regional average: 43.3 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

  • Iliwerung
    Distance: 63 km ·Complex ·Elevation: 583 m ·Last eruption: 2021 ·Indonesia
  • Ililabalekan
    Distance: 67 km ·Stratovolcano ·Elevation: 1'018 m ·Indonesia
  • Sirung
    Distance: 87 km ·Complex ·Elevation: 1'347 m ·Last eruption: 2021 ·Indonesia
  • Lewotolok Activity reported
    Distance: 93 km ·Stratovolcano ·Elevation: 1'431 m ·Last eruption: 2026 ·Indonesia
  • Iliboleng
    Distance: 94 km ·Stratovolcano ·Elevation: 1'659 m ·Last eruption: 1993 ·Indonesia
  • Lewotobi Activity reported
    Distance: 113 km ·Stratovolcano(es) ·Elevation: 1'703 m ·Last eruption: 2026 ·Indonesia

Nusa Tenggara Timur

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 345 Catalogue entries

Of 344 other entries for this area and period, 46 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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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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