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M5.5 Earthquake near TONGA

UTC time: 2025-07-06 20:31:43 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

M5.5

Depth: 10.0 km
Source: EMSC

TONGA

Map

About this earthquake

On July 6, 2025 at 20:31 UTC, a magnitude M5.5 earthquake occurred near TONGA. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by EMSC.

Details

083566e1e90dd5761307b23038a998c0b807afd8

Magnitude

M5.5

Depth

10.0 km

UTC time

2025-07-06 20:31:43 UTC

Local time

—

Country

—

Source

emsc

Coordinates

-21.00130, -174.43950

Temperature

22.4°C

Depth profile

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

Nuku'alofa80.5 kmW22'400

GeoNames · CC BY 4.0

Volcanoes nearby

Hunga Tonga-Hunga Ha'apai

Distance: 110 km ·Caldera ·Elevation: 114 m ·Last eruption: 2022 ·Tonga
Tofua Arc at 20.9°S

Distance: 117 km ·Stratovolcano ·Elevation: -296 m ·Last eruption: 2017 ·Tonga
Fonuafo'ou

Distance: 127 km ·Stratovolcano ·Elevation: -17 m ·Last eruption: 1936 ·Tonga
Tofua Arc at 21.3°S

Distance: 131 km ·Stratovolcano ·Elevation: -68 m ·Last eruption: 1932 ·Tonga
Tofua Arc at 21.1°S

Distance: 137 km ·Stratovolcano ·Elevation: -65 m ·Tonga
Tofua

Distance: 154 km ·Caldera ·Elevation: 515 m ·Last eruption: 2026 ·Tonga

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

Kaufana AirportTonga · EUA · NFTE
68.2 kmStraight-line distance
Fua'amotu International AirportTonga · TBU · NFTF
78.3 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

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 hours1

First 24 hours1

First 72 hours1

Strongest subsequent eventM5.5

M5.52025-07-06 20:31:44 UTC14.3 kmTonga Islands M5.12025-07-15 04:27:08 UTC68.4 kmTonga Islands M4.92025-07-15 04:27:08 UTC54.7 kmTONGA M4.52025-07-19 06:20:18 UTC122.7 kmTONGA M4.92025-07-31 01:33:28 UTC148.6 kmTONGA

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#6

Earlier events M≥445

Earlier events M≥516

Compared since2025-01-02

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

Strongest earlier events

M7.02025-03-30 12:18:50 UTC85.6 km61 km SSE of Pangai, Tonga M7.02025-03-30 12:18:49 UTC93.0 km73 km SE of Pangai, Tonga M7.02025-03-30 12:18:49 UTC82.4 kmHaʻapai M6.22025-03-30 15:04:54 UTC82.0 km72 km SSE of Pangai, Tonga M5.92025-03-30 15:33:49 UTC94.0 km53 km SSE of Pangai, Tonga

Stats (last 24h)

Global (24h)

603

Country (24h)

—

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