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M5.1 Earthquake near 92 km S of Hihifo, Tonga

UTC time: 2025-08-11 06:37:41 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.

Magnitude

M5.1

Depth: 139.3 km
Source: USGS

92 km S of Hihifo, Tonga

Map

About this earthquake

A magnitude M5.1 earthquake was recorded near 92 km S of Hihifo, Tonga on August 11, 2025 at 06:37 UTC. At around 139 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by USGS.

Details

b7077a7145e335e6e8cea9a8227bb3951c585b5e

Magnitude

M5.1

Depth

139.3 km

UTC time

2025-08-11 06:37:41 UTC

Local time

—

Country

—

Source

usgs

Coordinates

-16.78630, -173.89160

Temperature

25.5°C

Depth profile

Intermediate

139.3 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

Apia399.7 kmNE40'407

GeoNames · CC BY 4.0

Volcanoes nearby

Tafahi

Distance: 105 km ·Stratovolcano ·Elevation: 546 m ·Tonga
Curacoa

Distance: 132 km ·Complex ·Elevation: -33 m ·Last eruption: 1979 ·Tonga
Fonualei

Distance: 145 km ·Stratovolcano ·Elevation: 188 m ·Last eruption: 1957 ·Tonga
Niuatahi

Distance: 158 km ·Caldera ·Elevation: -1'270 m ·Tonga
Tafu-Maka

Distance: 162 km ·Fissure vent ·Elevation: -1'400 m ·Last eruption: 2008 ·Tonga
Tofua Arc at 18.3°S

Distance: 178 km ·Stratovolcano ·Elevation: -40 m ·Last eruption: 2019 ·Tonga

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

Kuini Lavenia AirportTonga · NTT · NFTP
90.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-14

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 hours2

First 24 hours2

First 72 hours2

Strongest subsequent eventM5.1

M5.02025-08-11 06:37:43 UTC22.4 kmTonga Islands M5.12025-08-11 06:37:43 UTC22.4 kmTONGA M4.82025-08-14 09:50:45 UTC99.0 km45 km ESE of Hihifo, Tonga M5.02025-08-14 09:50:46 UTC86.8 kmTonga Islands M4.42025-09-01 05:54:40 UTC109.4 km159 km NNW of Neiafu, Tonga

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≥446

Earlier events M≥512

Compared since2025-01-05

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

Strongest earlier events

M5.62025-04-04 08:01:06 UTC148.2 km84 km WNW of Hihifo, Tonga M5.42025-06-29 01:56:15 UTC69.0 kmTonga Islands M5.42025-06-16 06:17:13 UTC41.0 kmTonga Islands M5.32025-07-10 04:46:57 UTC140.7 kmTonga Islands M5.32025-04-12 03:16:35 UTC19.2 km74 km S of Hihifo, Tonga

Stats (last 24h)

Global (24h)

568

Country (24h)

—

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