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M6.6 Depth: 18.0 km

M6.6 Earthquake near Northern Sumatera, Indonesia [Sea: Indonesia] (Indonesia)

UTC time: 2025-11-27 04:56:27 UTC Local time: —

About this earthquake

On November 27, 2025 at 04:56 UTC, a magnitude M6.6 earthquake occurred near Northern Sumatera, Indonesia [Sea: Indonesia] (Indonesia). The hypocenter lay relatively close to the surface at around 18 km, increasing how strongly it was felt. Events of this size are considered strong and can be dangerous in inhabited regions.

The event was recorded by INGV. Indonesia: over the past 24 hours, QuakeMap24 logged 112 earthquakes, the strongest at M5.1.

Details

Magnitude
M6.6
Depth
18.0 km
UTC time
2025-11-27 04:56:27 UTC
Local time
—
Country
Indonesia
City
Aceh
Source
ingv
Coordinates
2.83359, 96.09610
Temperature
26.3°C

Map

Depth profile

Depth profile Depth: 18 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 18 km
Shallow
18 km
18 km — shallower than the regional average (49.7 km)
Regional average: 49.7 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

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Blang Pidie130.0 kmNE24'085
Subulussalam199.3 kmE105'553
Medan297.3 kmE2'486'283

GeoNames · CC BY 4.0

Volcanoes nearby

  • Telong, Bur ni
    Distance: 230 km ·Stratovolcano ·Elevation: 2'617 m ·Last eruption: 1937 ·Indonesia
  • Peuet Sague
    Distance: 231 km ·Complex ·Elevation: 2'785 m ·Last eruption: 2000 ·Indonesia
  • Sinabung
    Distance: 258 km ·Stratovolcano ·Elevation: 2'460 m ·Last eruption: 2021 ·Indonesia
  • Singkut
    Distance: 272 km ·Caldera(s) ·Elevation: 2'181 m ·Last eruption: 1881 ·Indonesia
  • Sorikmarapi
    Distance: 451 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Malintang
    Distance: 475 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia

Subsequent earthquakes nearby

Events recorded after this earthquake within 250 km. They are not automatically classified as aftershocks.

First 6 hours19
First 24 hours23
First 72 hours30
Strongest subsequent eventM5.4
M4.42025-11-27 05:10:16 UTC36.5 km M3.82025-11-27 05:16:11 UTC22.1 km M3.52025-11-27 05:27:51 UTC20.1 km M4.82025-11-27 05:32:45 UTC200.4 km85 km W of Gunungsitoli, Indonesia M4.82025-11-27 05:32:45 UTC204.6 kmOff West Coast of Northern Sumatra M4.82025-11-27 05:32:45 UTC202.2 km M3.82025-11-27 05:45:22 UTC34.3 km M3.02025-11-27 05:48:57 UTC32.2 km M3.22025-11-27 06:01:08 UTC22.3 km M3.32025-11-27 06:06:16 UTC56.0 km M4.02025-11-27 06:37:39 UTC29.6 km M3.62025-11-27 06:44:53 UTC40.7 km

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#1
Earlier events M≥470
Earlier events M≥517
Compared since2025-01-03

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M6.62025-11-27 04:56:25 UTC18.5 km M6.42025-11-27 04:56:25 UTC18.4 kmOff West Coast of Northern Sumatra M6.02025-08-23 12:24:55 UTC106.1 kmNorthern Sumatera, Indonesia [Sea: Indonesia] M6.02025-05-11 08:57:44 UTC147.7 kmNorthern Sumatra, Indonesia M5.82025-08-23 12:24:53 UTC104.6 km54 km SE of Sinabang, Indonesia

Historic earthquake map · Indonesia

Open history map
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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