M3.9
Depth:
10.0 km
M3.9 Earthquake near BIAK REGION, INDONESIA (Indonesia)
About this earthquake
A magnitude M3.9 earthquake was recorded near BIAK REGION, INDONESIA (Indonesia) on May 12, 2025 at 14:58 UTC. 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 event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 50 earthquakes, the strongest at M4.8.
Map
Depth profile
Shallow
10 km
10 km — shallower than the regional average (49.3 km)
Regional average: 49.3 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
Historic earthquake map · Indonesia
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Country statistics · Indonesia
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Stats (last 24h)
Global (24h)
645
Country (24h)
Indonesia
50
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