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Indonesia · West Sulawesi

M2.7 Earthquake near Mamasa, West Sulawesi (Indonesia)

UTC time: 2026-08-12 09:02:38 UTC Local time: —

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About this earthquake

On August 12, 2026 at 09:02 UTC, a magnitude M2.7 earthquake occurred near Mamasa, West Sulawesi (Indonesia). With a focal depth of about 3 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: 25 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
ed6b3e47d3b281d3d2f607d5cef5a82b6603abbf
Magnitude
M2.7
Depth
3.0 km
UTC time
2026-08-12 09:02:38 UTC
Local time
—
Country
Indonesia
State
West Sulawesi
City
Mamasa
County
Mamasa
Village
Mamasa
Source
emsc
Coordinates
-2.91000, 119.37000
Temperature
32.5°C

Depth profile

Depth profile Depth: 3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3 km
Shallow
3 km
3 km — shallower than the regional average (43.4 km)
Regional average: 43.4 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

Felt reports

1felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Aug 12, 2026, 9:59 AM UTC · Last checked: Sep 12, 2026, 12:07 AM UTC

Source: EMSC / LastQuake

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Indonesia

Context for this earthquake

26 Sep 2025 – 26 Sep 2026 · M ≥ 2.0 · 17,479 Catalogue entries

Of 17,478 other entries for this area and period, 12,000 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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