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Indonesia · North Sumatra

M2.9 Earthquake near Arse, North Sumatra (Indonesia)

UTC time: 2026-10-21 05:56:26 UTC Local time: —

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About this earthquake

A magnitude M2.9 earthquake was recorded near Arse, North Sumatra (Indonesia) on October 21, 2026 at 05:56 UTC. At around 139 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: 20 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Details

ID
4702d8d1b3373ff477961f684b3e8c330abeceab
Magnitude
M2.9
Depth
139.0 km
UTC time
2026-10-21 05:56:26 UTC
Local time
—
Country
Indonesia
State
North Sumatra
City
Arse
County
South Tapanuli
Source
emsc
Coordinates
1.68000, 99.40000
Temperature
27.8°C

Depth profile

Depth profile Depth: 139 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 139 km
Intermediate
139 km
139 km — deeper than the regional average (43.2 km)
Regional average: 43.2 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: 112 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Malintang
    Distance: 137 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia
  • Talakmau
    Distance: 190 km ·Complex ·Elevation: 2'911 m ·Indonesia
  • Singkut
    Distance: 199 km ·Caldera(s) ·Elevation: 2'181 m ·Last eruption: 1881 ·Indonesia
  • Sinabung Activity reported
    Distance: 200 km ·Stratovolcano ·Elevation: 2'460 m ·Last eruption: 2021 ·Indonesia
  • Tandikat-Singgalang
    Distance: 256 km ·Stratovolcano(es) ·Elevation: 2'879 m ·Last eruption: 1924 ·Indonesia

North Sumatra

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 107 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

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

Country statistics · Indonesia

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

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