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M5.5 Earthquake near TONGA

UTC time: 2026-04-13 02:15:01 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
254.6 km
Source
EMSC

TONGA

Map

M5.5 Earthquake near TONGA · 2026-04-13 — Map showing the location of the epicenter
M5.5 Earthquake near TONGA · 2026-04-13 — Map showing the location of the epicenter

About this earthquake

On April 13, 2026 at 02:15 UTC, a magnitude M5.5 earthquake occurred near TONGA. At around 255 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by EMSC.

Details

ID
ec72709ef01793def3734bfe6655f88cbe43a759
Magnitude
M5.5
Depth
254.6 km
UTC time
2026-04-13 02:15:01 UTC
Local time
—
Country
—
Source
emsc
Coordinates
-18.40520, -175.42630
Temperature
27.3°C

Depth profile

Depth profile Depth: 254.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 254.6 km
Intermediate
254.6 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
Nuku'alofa304.7 kmS22'400

GeoNames · CC BY 4.0

Volcanoes nearby

  • Late
    Distance: 93 km ·Stratovolcano ·Elevation: 540 m ·Last eruption: 1854 ·Tonga
  • Home Reef
    Distance: 95 km ·Stratovolcano ·Elevation: -10 m ·Last eruption: 2026 ·Tonga
  • Lateiki
    Distance: 104 km ·Stratovolcano ·Elevation: 43 m ·Last eruption: 2019 ·Tonga
  • Tofua Arc at 18.3°S
    Distance: 112 km ·Stratovolcano ·Elevation: -40 m ·Last eruption: 2019 ·Tonga
  • Fonualei
    Distance: 125 km ·Stratovolcano ·Elevation: 188 m ·Last eruption: 1957 ·Tonga
  • Kao
    Distance: 147 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1847 ·Tonga

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 hours1
Strongest subsequent eventM5.3
M4.62026-04-14 16:37:23 UTC2.3 kmTONGA M4.82026-04-16 23:38:47 UTC38.7 kmTonga Islands M4.52026-04-16 23:38:48 UTC24.0 kmTONGA M5.02026-04-24 03:15:28 UTC6.4 kmTonga Islands M5.12026-04-24 03:15:28 UTC12.0 kmTonga Islands M4.52026-04-24 03:15:33 UTC13.6 kmTONGA M4.52026-04-28 19:13:15 UTC25.8 kmTONGA M5.32026-04-29 02:31:02 UTC57.0 kmTonga Islands M4.92026-04-29 02:31:14 UTC90.8 kmTONGA M5.02026-04-30 09:07:07 UTC16.3 kmTONGA M5.02026-04-30 09:07:10 UTC29.6 km135 km WNW of Neiafu, Tonga M5.12026-05-02 11:30:48 UTC28.0 kmTonga Islands

Comparison of seismic sources

2 sources currently report magnitudes from M5.5 to M5.5.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
EMSCM5.5254.6 km0.0 km
NNSNM5.5255.0 km0.0 km

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#5
Earlier events M≥456
Earlier events M≥510
Compared since2025-01-02

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

Strongest earlier events

M7.52026-03-24 04:37:50 UTC32.4 km166 km W of Neiafu, Tonga M6.42025-05-14 04:15:39 UTC34.6 kmTonga Islands M6.42025-05-14 04:15:38 UTC38.1 km137 km W of Neiafu, Tonga M6.42025-05-14 04:15:37 UTC30.7 kmTONGA M5.52026-04-13 02:14:59 UTC55.5 kmTonga Islands

Stats (last 24h)

Global (24h)
602
Country (24h)
—
—
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