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M5.7 Depth: 18.0 km

M5.7 Earthquake near Lauru I Afulu, Sumatera Utara (Indonesia)

UTC time: 2026-04-18 20:06:51 UTC Local time: —

About this earthquake

On April 18, 2026 at 20:06 UTC, a magnitude M5.7 earthquake occurred near Lauru I Afulu, Sumatera Utara (Indonesia). With a focal depth of about 18 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size can cause damage near the epicenter.

The event was recorded by USGS. Indonesia: over the past 24 hours, QuakeMap24 logged 125 earthquakes, the strongest at M5.1.

Details

Magnitude
M5.7
Depth
18.0 km
UTC time
2026-04-18 20:06:51 UTC
Local time
—
Country
Indonesia
State
Sumatera Utara
City
Lauru I Afulu
County
Nias Utara
Village
Lauru I Afulu
Source
usgs
Coordinates
1.25290, 97.20660
Temperature
27.9°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
Lahewa16.3 kmN24'485
Gunungsitoli45.5 kmE136'707
Medan305.7 kmNE2'486'283

GeoNames · CC BY 4.0

Volcanoes nearby

  • Sinabung
    Distance: 251 km ·Stratovolcano ·Elevation: 2'460 m ·Last eruption: 2021 ·Indonesia
  • Singkut
    Distance: 264 km ·Caldera(s) ·Elevation: 2'181 m ·Last eruption: 1881 ·Indonesia
  • Sorikmarapi
    Distance: 267 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Malintang
    Distance: 286 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia
  • Talakmau
    Distance: 335 km ·Complex ·Elevation: 2'911 m ·Indonesia
  • Telong, Bur ni
    Distance: 393 km ·Stratovolcano ·Elevation: 2'617 m ·Last eruption: 1937 ·Indonesia

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours10
First 24 hours11
First 72 hours14
Strongest subsequent eventM5.9
M5.92026-04-18 20:06:53 UTC15.7 kmLukhulase M3.72026-04-18 20:25:24 UTC24.7 kmNias Utara M2.62026-04-18 20:32:16 UTC24.2 kmNias Utara M3.62026-04-18 20:50:57 UTC26.1 kmNias Utara M2.52026-04-18 21:27:59 UTC14.2 km M3.02026-04-18 21:33:38 UTC33.2 km M2.72026-04-18 23:02:51 UTC25.8 km M4.32026-04-19 00:01:50 UTC25.3 km70 km W of Gunungsitoli, Indonesia M4.22026-04-19 00:01:50 UTC17.5 km M4.32026-04-19 00:04:18 UTC15.3 km M2.62026-04-19 04:24:57 UTC6.3 km M2.72026-04-19 22:20:36 UTC137.4 km

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#7
Earlier events M≥444
Earlier events M≥511
Compared since2025-01-03

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

Strongest earlier events

M6.12026-03-03 04:56:45 UTC111.2 kmTeupah Selatan M6.12026-03-03 04:56:47 UTC99.4 kmAceh M6.02025-08-23 12:24:55 UTC111.7 kmNorthern Sumatera, Indonesia [Sea: Indonesia] M5.92026-04-18 20:06:50 UTC6.1 kmLauru Fadoro M5.82025-08-23 12:24:53 UTC110.7 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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