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Indonesia

M3.8 Earthquake near HALMAHERA, INDONESIA (Indonesia)

UTC time: 2025-10-21 13:06:16 UTC Local time: —

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About this earthquake

On October 21, 2025 at 13:06 UTC, a magnitude M3.8 earthquake occurred near HALMAHERA, INDONESIA (Indonesia). The earthquake originated at an intermediate depth of about 108 km. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: 56 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
6ef93f83bb5599abd862d01d1ef08fc66966bf99
Magnitude
M3.8
Depth
108.0 km
UTC time
2025-10-21 13:06:16 UTC
Local time
—
Country
Indonesia
City
Maluku Utara
Source
emsc
Coordinates
1.87000, 127.33000
Temperature
28.5°C

Depth profile

Depth profile Depth: 108 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 108 km
Intermediate
108 km
108 km — deeper than the regional average (43.3 km)
Regional average: 43.3 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

  • Tobaru
    Distance: 46 km ·Stratovolcano ·Elevation: 1'035 m ·Indonesia
  • Ibu Activity reported
    Distance: 54 km ·Stratovolcano ·Elevation: 1'357 m ·Last eruption: 2026 ·Indonesia
  • Tarakan
    Distance: 55 km ·Pyroclastic cone(s) ·Elevation: 317 m ·Indonesia
  • Gamkonora
    Distance: 59 km ·Stratovolcano ·Elevation: 1'635 m ·Last eruption: 2007 ·Indonesia
  • Dukono Activity reported
    Distance: 64 km ·Complex ·Elevation: 1'273 m ·Last eruption: 2026 ·Indonesia
  • Todoko-Ranu
    Distance: 72 km ·Caldera(s) ·Elevation: 979 m ·Indonesia

Maluku Utara

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 776 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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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