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Indonesia · Sumatera Utara

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

UTC time: 2026-04-18 20:06:51 UTC Local time: —
Magnitude
M5.7
Depth
18.0 km
Source
USGS

Sumatera Utara · Lauru I Afulu

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M5.7 earthquake near Lauru I Afulu on Apr 18, 2026 — map of epicenter and shaking intensity | QuakeMap24
M5.7 Earthquake near Lauru I Afulu, Sumatera Utara (Indonesia) · 2026-04-18 20:06:51 UTC

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 39 earthquakes, the strongest at M5.2.

Details

ID
a96b4490c5e6fd5e747cc2e0bdcf847facdbddc1
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

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 (43.9 km)
Regional average: 43.9 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 kmNIAS REGION, INDONESIA M3.02026-04-18 21:33:38 UTC33.2 kmNIAS REGION, INDONESIA M2.72026-04-18 23:02:51 UTC25.8 kmNIAS REGION, INDONESIA M4.32026-04-19 00:01:50 UTC25.3 km70 km W of Gunungsitoli, Indonesia M4.22026-04-19 00:01:50 UTC17.5 kmNIAS REGION, INDONESIA M4.32026-04-19 00:04:18 UTC15.3 kmNIAS REGION, INDONESIA M2.62026-04-19 04:24:57 UTC6.3 kmNIAS REGION, INDONESIA M2.72026-04-19 22:20:36 UTC137.4 kmNORTHERN SUMATRA, INDONESIA

Comparison of seismic sources

2 sources currently report magnitudes from M5.7 to M5.7.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
NNSNM5.718.0 km0.0 km
USGSM5.718.0 km0.0 km

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#8
Earlier events M≥449
Earlier events M≥516
Compared since2025-01-03

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

Strongest earlier events

M6.82026-03-03 04:56:45 UTC102.0 kmAceh M6.22025-08-23 12:24:52 UTC110.7 km54 km SE of Sinabang, Indonesia M6.12026-03-03 04:56:45 UTC111.2 kmTeupah Selatan 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

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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