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M3.3 Depth: 4.0 km

M3.3 Earthquake near Mamberamo Raya, Papua (Indonesia)

UTC time: 2026-07-28 20:57:33 UTC Local time: —

About this earthquake

A magnitude M3.3 earthquake was recorded near Mamberamo Raya, Papua (Indonesia) on July 28, 2026 at 20:57 UTC. The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 46 earthquakes, the strongest at M4.9.

Details

Magnitude
M3.3
Depth
4.0 km
UTC time
2026-07-28 20:57:33 UTC
Local time
—
Country
Indonesia
State
Papua
City
Mamberamo Raya
County
Mamberamo Raya
Source
emsc
Coordinates
-2.79000, 138.73000
Temperature
5.9°C

Map

Depth profile

Depth profile Depth: 4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4 km
Shallow
4 km
4 km — shallower than the regional average (49.4 km)
Regional average: 49.4 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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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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