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M5.5 Earthquake near Northern Sumatra, Indonesia

UTC time: 2026-04-18 20:06:50 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude
M5.5
Depth
10.0 km
Source
USP

Northern Sumatra, Indonesia

Map

M5.5 Earthquake near Northern Sumatra, Indonesia · 2026-04-18 — Map showing the location of the epicenter
M5.5 Earthquake near Northern Sumatra, Indonesia · 2026-04-18 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.5 earthquake was recorded near Northern Sumatra, Indonesia on April 18, 2026 at 20:06 UTC. With a focal depth of about 10 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 data is provided by USP and cross-checked across seismological networks.

Details

ID
4cc3c4c80697e58e9308b485b67bcb63d102d00e
Magnitude
M5.5
Depth
10.0 km
UTC time
2026-04-18 20:06:50 UTC
Local time
—
Country
—
Source
usp
Coordinates
1.23472, 97.22729

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
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
Lahewa18.9 kmN24'485
Gunungsitoli43.4 kmE136'707
Medan306.2 kmNE2'486'283

GeoNames · CC BY 4.0

Volcanoes nearby

  • Sinabung
    Distance: 251 km ·Stratovolcano ·Elevation: 2'460 m ·Last eruption: 2021 ·Indonesia
  • Sorikmarapi
    Distance: 264 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Singkut
    Distance: 265 km ·Caldera(s) ·Elevation: 2'181 m ·Last eruption: 1881 ·Indonesia
  • Malintang
    Distance: 284 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia
  • Talakmau
    Distance: 332 km ·Complex ·Elevation: 2'911 m ·Indonesia
  • Tandikat-Singgalang
    Distance: 391 km ·Stratovolcano(es) ·Elevation: 2'879 m ·Last eruption: 1924 ·Indonesia

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Binaka AirportIndonesia · GNS · WIMB
    53.7 kmStraight-line distance

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

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

Subsequent earthquakes nearby

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

First 6 hours13
First 24 hours14
First 72 hours17
Strongest subsequent eventM5.9
M5.72026-04-18 20:06:51 UTC3.1 kmLauru I Afulu M5.42026-04-18 20:06:51 UTC14.0 kmFadoro Hilihambawa M5.62026-04-18 20:06:51 UTC5.6 kmAfulu M5.92026-04-18 20:06:53 UTC14.8 kmLukhulase M3.72026-04-18 20:25:24 UTC25.9 kmNias Utara M2.62026-04-18 20:32:16 UTC22.9 kmNias Utara M3.62026-04-18 20:50:57 UTC26.1 kmNias Utara M2.52026-04-18 21:27:59 UTC11.7 kmNIAS REGION, INDONESIA M3.02026-04-18 21:33:38 UTC33.2 kmNIAS REGION, INDONESIA M2.72026-04-18 23:02:51 UTC22.8 kmNIAS REGION, INDONESIA M4.32026-04-19 00:01:50 UTC27.5 km70 km W of Gunungsitoli, Indonesia M4.22026-04-19 00:01:50 UTC19.7 kmNIAS REGION, INDONESIA

Sumatera Utara

Context for this earthquake

09 Sep 2025 – 09 Sep 2026 · M ≥ 3.0 · 99 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#8
Earlier events M≥445
Earlier events M≥513
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 UTC104.9 kmAceh M6.22025-08-23 12:24:52 UTC113.7 km54 km SE of Sinabang, Indonesia M6.12026-03-03 04:56:45 UTC114.2 kmTeupah Selatan M6.02025-08-23 12:24:55 UTC114.6 kmNorthern Sumatera, Indonesia [Sea: Indonesia] M5.82025-08-23 12:24:53 UTC113.7 km54 km SE of Sinabang, Indonesia

Stats (last 24h)

Global (24h)
621
Country (24h)
—
—
Current earthquakes in
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