M4.8
Depth:
55.9 km
M4.8 Earthquake near BIAK REGION, INDONESIA (Indonesia)
About this earthquake
On August 11, 2025 at 08:03 UTC, a magnitude M4.8 earthquake occurred near BIAK REGION, INDONESIA (Indonesia). With a focal depth of about 56 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.
The event was recorded by EMSC. Indonesia: 86 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.
Map
Depth profile
Shallow
55.9 km
55.9 km — close to the regional average (49.5 km)
Regional average: 49.5 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)
660
Country (24h)
Indonesia
86
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