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M4.0 Depth: 111.0 km

M4.0 Earthquake near Angkola Muara Tais, North Sumatra (Indonesia)

UTC time: 2026-08-26 06:58:43 UTC Local time: —

About this earthquake

On August 26, 2026 at 06:58 UTC, a magnitude M4.0 earthquake occurred near Angkola Muara Tais, North Sumatra (Indonesia). The earthquake originated at an intermediate depth of about 111 km. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Indonesia: 81 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Map

Depth profile

Depth profile Depth: 111 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 111 km
Intermediate
111 km
111 km — deeper than the regional average (44.3 km)
Regional average: 44.3 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: 73 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Malintang
    Distance: 100 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia
  • Talakmau
    Distance: 156 km ·Complex ·Elevation: 2'911 m ·Indonesia
  • Tandikat-Singgalang
    Distance: 224 km ·Stratovolcano(es) ·Elevation: 2'879 m ·Last eruption: 1924 ·Indonesia
  • Marapi
    Distance: 229 km ·Complex ·Elevation: 2'885 m ·Last eruption: 2026 ·Indonesia
  • Sinabung
    Distance: 231 km ·Stratovolcano ·Elevation: 2'460 m ·Last eruption: 2021 ·Indonesia

Historic earthquake map · Indonesia

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Country statistics · Indonesia

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

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