M5.4 Earthquake near Flores Region, Indonesia

UTC time: 2026-04-21 03:17:09 UTC Local time: —

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

M5.4

Depth: 70.0 km
Source: USP

Flores Region, Indonesia

Map

About this earthquake

A magnitude M5.4 earthquake was recorded near Flores Region, Indonesia on April 21, 2026 at 03:17 UTC. The earthquake originated at an intermediate depth of about 70 km. Events of this size can cause damage near the epicenter.

The data is provided by USP and cross-checked across seismological networks.

Details

8ff5fdf1f161348a7c4469dd08d181cda8ae9ec0

Magnitude

M5.4

Depth

70.0 km

UTC time

2026-04-21 03:17:09 UTC

Local time

—

Country

—

Source

usp

Coordinates

-8.97363, 123.64749

Depth profile

Intermediate

70 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

Lewoleba71.5 kmN30'151

Kupang133.2 kmS474'801

Makassar630.3 kmNW1'474'393

GeoNames · CC BY 4.0

Volcanoes nearby

Iliwerung

Distance: 50 km ·Complex ·Elevation: 583 m ·Last eruption: 2021 ·Indonesia
Ililabalekan

Distance: 56 km ·Stratovolcano ·Elevation: 1'018 m ·Indonesia
Sirung

Distance: 75 km ·Complex ·Elevation: 1'347 m ·Last eruption: 2021 ·Indonesia
Lewotolok Activity reported

Distance: 79 km ·Stratovolcano ·Elevation: 1'431 m ·Last eruption: 2026 ·Indonesia
Iliboleng

Distance: 82 km ·Stratovolcano ·Elevation: 1'659 m ·Last eruption: 1993 ·Indonesia
Lewotobi Activity reported

Distance: 107 km ·Stratovolcano(es) ·Elevation: 1'703 m ·Last eruption: 2026 ·Indonesia

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

Oecusse Route of the Sandalwood International AirportTimor-Leste · OEC · WPOC
79.8 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 hours8

First 24 hours10

First 72 hours12

Strongest subsequent eventM4.5

M4.42026-04-21 03:19:20 UTC59.3 kmOé-Cussi-Ambeno M3.12026-04-21 03:22:01 UTC76.3 kmPante-Macassar M2.82026-04-21 03:24:47 UTC61.3 kmTIMOR REGION M2.72026-04-21 03:25:49 UTC61.8 kmOé-Cussi-Ambeno M2.52026-04-21 03:48:18 UTC60.0 kmTIMOR REGION M2.62026-04-21 04:18:30 UTC82.2 kmWatohari M3.22026-04-21 04:56:04 UTC56.2 kmOé-Cussi-Ambeno M2.52026-04-21 08:53:47 UTC58.8 kmKEPULAUAN ALOR, INDONESIA M2.52026-04-21 10:32:20 UTC37.1 kmFLORES REGION, INDONESIA M2.62026-04-21 22:46:50 UTC58.4 kmTIMOR REGION M3.82026-04-23 03:48:22 UTC78.5 kmMotonwutun M2.82026-04-23 19:24:53 UTC78.5 kmFLORES REGION, INDONESIA

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#7

Earlier events M≥491

Earlier events M≥519

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 UTC24.5 kmTimor Region M6.22025-10-26 17:04:26 UTC35.4 km59 km NW of Pante Makasar, Timor Leste M6.22025-10-26 17:04:25 UTC35.4 km59 km NW of Pante Makasar, Timor Leste M6.22025-10-26 17:04:25 UTC16.1 kmIndonesia [Sea] M5.62026-04-21 03:17:01 UTC36.9 kmNusa Tenggara Timur

Stats (last 24h)

Global (24h)

613

Country (24h)

—

Current earthquakes in

Magnitude Place Local time

No recent events available.