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M5.4 Depth: 70.0 km

M5.4 Earthquake near Nusa Tenggara Timur (Indonesia)

UTC time: 2026-04-21 03:17:07 UTC Local time: —

About this earthquake

A magnitude M5.4 earthquake was recorded near Nusa Tenggara Timur (Indonesia) on April 21, 2026 at 03:17 UTC. At around 70 km, the focal depth places this among intermediate-depth events. Events of this size can cause damage near the epicenter.

The data is provided by GFZ and cross-checked across seismological networks. Indonesia: 138 earthquakes were recorded in the past 24 hours, the strongest reaching M5.1.

Map

Depth profile

Depth profile Depth: 70 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 70 km
Intermediate
70 km
70 km — deeper than the regional average (49.7 km)
Regional average: 49.7 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Nearby population centers

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

PlaceDistanceDirectionPopulation
Kefamenanu69.9 kmSE48'202
Kupang138.2 kmS474'801
Makassar663.9 kmNW1'474'393

GeoNames · CC BY 4.0

Volcanoes nearby

  • Sirung
    Distance: 57 km ·Complex ·Elevation: 1'347 m ·Last eruption: 2021 ·Indonesia
  • Iliwerung
    Distance: 72 km ·Complex ·Elevation: 583 m ·Last eruption: 2021 ·Indonesia
  • Ililabalekan
    Distance: 87 km ·Stratovolcano ·Elevation: 1'018 m ·Indonesia
  • Lewotolok
    Distance: 99 km ·Stratovolcano ·Elevation: 1'431 m ·Last eruption: 2026 ·Indonesia
  • Iliboleng
    Distance: 112 km ·Stratovolcano ·Elevation: 1'659 m ·Last eruption: 1993 ·Indonesia
  • Tara, Batu
    Distance: 143 km ·Stratovolcano ·Elevation: 633 m ·Last eruption: 2015 ·Indonesia

Subsequent earthquakes nearby

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

First 6 hours9
First 24 hours11
First 72 hours15
Strongest subsequent eventM4.5
M4.42026-04-21 03:19:20 UTC19.6 kmOé-Cussi-Ambeno M3.12026-04-21 03:22:01 UTC36.7 kmPante-Macassar M2.82026-04-21 03:24:47 UTC19.5 km M2.72026-04-21 03:25:49 UTC22.1 kmOé-Cussi-Ambeno M2.52026-04-21 03:48:18 UTC18.1 km M2.62026-04-21 04:18:30 UTC117.2 kmWatohari M3.22026-04-21 04:26:22 UTC131.2 kmHeda M3.22026-04-21 04:56:04 UTC15.3 kmOé-Cussi-Ambeno M2.52026-04-21 08:53:47 UTC18.7 km M2.52026-04-21 10:32:20 UTC79.1 km M2.62026-04-21 22:46:50 UTC17.2 km M3.82026-04-23 03:48:22 UTC112.3 kmMotonwutun

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#5
Earlier events M≥487
Earlier events M≥514
Compared since2025-01-04

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

Strongest earlier events

M6.22025-10-26 17:04:27 UTC19.2 kmTimor Region M6.22025-10-26 17:04:26 UTC16.9 km59 km NW of Pante Makasar, Timor Leste M6.22025-10-26 17:04:25 UTC28.5 kmIndonesia [Sea] M5.62026-04-21 03:17:01 UTC12.4 kmNusa Tenggara Timur M5.32025-10-24 04:46:35 UTC35.8 kmFlores Region, 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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