Indonesia

M3.5 Earthquake near SOUTHERN SUMATRA, INDONESIA (Indonesia)

UTC time: 2025-08-20 09:33:32 UTC Local time: —

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About this earthquake

On August 20, 2025 at 09:33 UTC, a magnitude M3.5 earthquake occurred near SOUTHERN SUMATRA, INDONESIA (Indonesia). The hypocenter lay relatively close to the surface at around 21 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 38 earthquakes, the strongest at M4.8.

Details

ID
f265395ebb5479cac07f15e1841480de8e1ea579
Magnitude
M3.5
Depth
21.0 km
UTC time
2025-08-20 09:33:32 UTC
Local time
—
Country
City
Source
emsc
Coordinates
-5.35000, 103.17000
Temperature
28.5°C

Depth profile

Depth profile Depth: 21 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 21 km
Shallow
21 km
21 km — shallower than the regional average (43.2 km)
Regional average: 43.2 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

Volcanoes nearby

  • Distance: 99 km ·Caldera ·Elevation: 1'854 m ·Indonesia
  • Distance: 122 km ·Caldera(s) ·Elevation: 1'000 m ·Last eruption: 2024 ·Indonesia
  • Distance: 122 km ·Stratovolcano? ·Elevation: 2'836 m ·Indonesia
  • Distance: 148 km ·Stratovolcano(es) ·Elevation: 3'142 m ·Last eruption: 2025 ·Indonesia
  • Distance: 213 km ·Stratovolcano ·Elevation: 1'962 m ·Last eruption: 2000 ·Indonesia
  • Krakatau Activity reported
    Distance: 263 km ·Caldera ·Elevation: 285 m ·Last eruption: 2024 ·Indonesia

Bengkulu

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 189 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Indonesia

Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Indonesia

View earthquake KPIs, strongest and latest events, and averages for this country.

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