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Indonesia · North Sumatra

M2.5 Earthquake near Siantarnalpospos, North Sumatra (Indonesia)

UTC time: 2026-07-27 01:14:13 UTC Local time: —
Magnitude
M2.5
Depth
10.0 km
Source
EMSC

North Sumatra · Siantarnalpospos

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About this earthquake

A magnitude M2.5 earthquake was recorded near Siantarnalpospos, North Sumatra (Indonesia) on July 27, 2026 at 01:14 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

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
43ac70f21d22f719e4f5c4e13156f3970acfe7b3
Magnitude
M2.5
Depth
10.0 km
UTC time
2026-07-27 01:14:13 UTC
Local time
—
Country
Indonesia
State
North Sumatra
City
Siantarnalpospos
County
North Tapanuli
Village
Siantarnalpospos
Source
emsc
Coordinates
1.94000, 98.85000
Temperature
19.4°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 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

  • Sinabung Activity reported
    Distance: 146 km ·Stratovolcano ·Elevation: 2'460 m ·Last eruption: 2021 ·Indonesia
  • Singkut
    Distance: 149 km ·Caldera(s) ·Elevation: 2'181 m ·Last eruption: 1881 ·Indonesia
  • Sorikmarapi
    Distance: 159 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Malintang
    Distance: 186 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia
  • Talakmau
    Distance: 242 km ·Complex ·Elevation: 2'911 m ·Indonesia
  • Tandikat-Singgalang
    Distance: 310 km ·Stratovolcano(es) ·Elevation: 2'879 m ·Last eruption: 1924 ·Indonesia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Silangit AirportIndonesia · DTB · WIMN
    38.9 kmStraight-line distance
  • Dr. Ferdinand Lumban Tobing AirportIndonesia · FLZ · WIMS
    42.8 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 ≥ 2.0 · 105 Catalogue entries

Of 104 other entries for this area and period, 95 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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Country statistics · Indonesia

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

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