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M2.7 Depth: 35.0 km

M2.7 Earthquake near Sumber Sari, East Kalimantan (Indonesia)

UTC time: 2026-08-02 04:32:41 UTC Local time: —

About this earthquake

A magnitude M2.7 earthquake was recorded near Sumber Sari, East Kalimantan (Indonesia) on August 2, 2026 at 04:32 UTC. With a focal depth of about 35 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 81 earthquakes, the strongest at M4.5.

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Depth profile

Depth profile Depth: 35 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35 km
Shallow
35 km
35 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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