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M5.4 Earthquake near south of Tonga

UTC time: 2025-08-19 14:37:16 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
M5.4
Depth
35.1 km
Source
USGS

south of Tonga

Map

M5.4 Earthquake near south of Tonga · 2025-08-19 — Map showing the location of the epicenter
M5.4 Earthquake near south of Tonga · 2025-08-19 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.4 earthquake was recorded near south of Tonga on August 19, 2025 at 14:37 UTC. With a focal depth of about 35 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 USGS and cross-checked across seismological networks.

Details

ID
a2bbd174fe9e3f8f58619916fb7af8e07694c4f3
Magnitude
M5.4
Depth
35.1 km
UTC time
2025-08-19 14:37:16 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-24.43840, -175.95860
Temperature
20.5°C

Depth profile

Depth profile Depth: 35.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35.1 km
Shallow
35.1 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
Nuku'alofa375.2 kmN22'400

GeoNames · CC BY 4.0

Volcanoes nearby

Subsequent earthquakes nearby

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

First 6 hours0
First 24 hours0
First 72 hours0
Strongest subsequent eventM6.0
M5.52025-08-23 00:10:54 UTC50.5 kmSouth of Tonga Islands M5.52025-08-23 00:10:55 UTC25.8 kmsouth of Tonga M5.22025-08-23 00:10:56 UTC46.3 kmEvent of magnitude 5.2, near of Auckland (Monde) M6.02025-08-23 00:11:01 UTC77.2 kmSouth of Tonga Islands [Sea: Tonga] M5.02025-08-23 00:43:45 UTC24.7 kmSOUTH OF TONGA M5.22025-08-27 00:10:38 UTC57.4 kmsouth of Tonga M5.02025-09-03 22:56:13 UTC111.8 km246 km SSW of ‘Ohonua, Tonga M5.22025-09-05 01:27:38 UTC128.6 kmTonga Islands Region M5.02025-09-05 01:27:41 UTC131.3 kmTONGA REGION M5.02025-09-05 13:58:49 UTC144.4 kmSOUTH OF FIJI ISLANDS

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#8
Earlier events M≥440
Earlier events M≥522
Compared since2025-01-12

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

Strongest earlier events

M6.02025-02-07 10:26:59 UTC60.8 kmsouth of the Fiji Islands M5.72025-08-18 23:03:12 UTC73.9 kmSouth of Tonga Islands [Sea: Tonga] M5.72025-08-16 22:52:05 UTC52.5 kmSouth of Tonga Islands M5.62025-08-18 23:03:12 UTC15.5 kmSOUTH OF TONGA M5.62025-08-18 23:03:09 UTC2.1 kmSouth of Tonga Islands

Stats (last 24h)

Global (24h)
511
Country (24h)
—
—
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