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Indonesia · North Sumatra

M3.1 Earthquake near Sarulla, North Sumatra (Indonesia)

UTC time: 2026-07-27 01:01:05 UTC Local time: —

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About this earthquake

A magnitude M3.1 earthquake was recorded near Sarulla, North Sumatra (Indonesia) on July 27, 2026 at 01:01 UTC. The hypocenter lay relatively close to the surface at around 5 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: over the past 24 hours, QuakeMap24 logged 39 earthquakes, the strongest at M5.0.

Details

ID
dc1409f8681b27334e9287c34b8d92d4ed0b6169
Magnitude
M3.1
Depth
5.0 km
UTC time
2026-07-27 01:01:05 UTC
Local time
—
Country
Indonesia
State
North Sumatra
City
Sarulla
County
North Tapanuli
Source
emsc
Coordinates
1.86000, 99.12000
Temperature
18.7°C

Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
5 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

Volcanoes nearby

  • Sorikmarapi
    Distance: 139 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Malintang
    Distance: 165 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia
  • Sinabung Activity reported
    Distance: 167 km ·Stratovolcano ·Elevation: 2'460 m ·Last eruption: 2021 ·Indonesia
  • Singkut
    Distance: 167 km ·Caldera(s) ·Elevation: 2'181 m ·Last eruption: 1881 ·Indonesia
  • Talakmau
    Distance: 220 km ·Complex ·Elevation: 2'911 m ·Indonesia
  • Tandikat-Singgalang
    Distance: 288 km ·Stratovolcano(es) ·Elevation: 2'879 m ·Last eruption: 1924 ·Indonesia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Dr. Ferdinand Lumban Tobing AirportIndonesia · FLZ · WIMS
    42.5 kmStraight-line distance
  • Silangit AirportIndonesia · DTB · WIMN
    46.7 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-25

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

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, 46 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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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