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Indonesia · North Sumatra

M4.0 Earthquake near Padang Lawas, North Sumatra (Indonesia)

UTC time: 2026-08-09 13:11:35 UTC Local time: —

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About this earthquake

On August 9, 2026 at 13:11 UTC, a magnitude M4.0 earthquake occurred near Padang Lawas, North Sumatra (Indonesia). At around 175 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Indonesia: 41 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

ID
6cd5cd8e482afb44b9e41e48b432c02f3ba3c172
Magnitude
M4.0
Depth
175.0 km
UTC time
2026-08-09 13:11:35 UTC
Local time
—
Country
Indonesia
State
North Sumatra
City
Padang Lawas
County
Padang Lawas
Source
emsc
Coordinates
1.24000, 99.92000
Temperature
27.1°C

Depth profile

Depth profile Depth: 175 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 175 km
Intermediate
175 km
175 km — deeper than the regional average (43.4 km)
Regional average: 43.4 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Sorikmarapi
    Distance: 75 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Malintang
    Distance: 90 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia
  • Talakmau
    Distance: 129 km ·Complex ·Elevation: 2'911 m ·Indonesia
  • Marapi
    Distance: 190 km ·Complex ·Elevation: 2'885 m ·Last eruption: 2026 ·Indonesia
  • Tandikat-Singgalang
    Distance: 191 km ·Stratovolcano(es) ·Elevation: 2'879 m ·Last eruption: 1924 ·Indonesia
  • Talang
    Distance: 261 km ·Stratovolcano ·Elevation: 2'575 m ·Last eruption: 2007 ·Indonesia

North Sumatra

Context for this earthquake

25 Sep 2025 – 25 Sep 2026 · M ≥ 3.0 · 64 Catalogue entries

Of 63 other entries for this area and period, 5 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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Historic earthquake map · Indonesia

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