M3.3 Depth: 208.0 km

M3.3 Earthquake near HALMAHERA, INDONESIA (Indonesia)

UTC time: 2025-08-21 15:06:40 UTC Local time:

About this earthquake

A magnitude M3.3 earthquake was recorded near HALMAHERA, INDONESIA (Indonesia) on August 21, 2025 at 15:06 UTC. At around 208 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 53 earthquakes, the strongest at M4.9.

Details

Magnitude
M3.3
Depth
208.0 km
UTC time
2025-08-21 15:06:40 UTC
Local time
Country
Source
emsc
Coordinates
2.46000, 128.42000
Temperature
25.0°C

Map

Depth profile

Depth profile Depth: 208 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 208 km
Intermediate
208 km
208 km — deeper than the regional average (49.7 km)
Regional average: 49.7 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

  • Tarakan
    Distance: 96 km ·Pyroclastic cone(s) ·Elevation: 317 m ·Indonesia
  • Dukono
    Distance: 104 km ·Complex ·Elevation: 1'273 m ·Last eruption: 2026 ·Indonesia
  • Tobaru
    Distance: 124 km ·Stratovolcano ·Elevation: 1'035 m ·Indonesia
  • Ibu
    Distance: 139 km ·Stratovolcano ·Elevation: 1'357 m ·Last eruption: 2026 ·Indonesia
  • Gamkonora
    Distance: 156 km ·Stratovolcano ·Elevation: 1'635 m ·Last eruption: 2007 ·Indonesia
  • Todoko-Ranu
    Distance: 173 km ·Caldera(s) ·Elevation: 979 m ·Indonesia

Historic earthquake map · Indonesia

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

Country statistics · Indonesia

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

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