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M5.5 Depth: 10.0 km

M5.5 Earthquake near Tonga Islands

UTC time: 2025-05-11 22:04:55 UTC Local time: —

About this earthquake

A magnitude M5.5 earthquake was recorded near Tonga Islands on May 11, 2025 at 22:04 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

The event was recorded by GFZ.

Details

Magnitude
M5.5
Depth
10.0 km
UTC time
2025-05-11 22:04:55 UTC
Local time
—
Country
—
Source
gfz
Coordinates
-20.67000, -173.80000
Temperature
26.3°C

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
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'alofa154.5 kmW22'400

GeoNames · CC BY 4.0

Volcanoes nearby

  • Hunga Tonga-Hunga Ha'apai
    Distance: 165 km ·Caldera ·Elevation: 114 m ·Last eruption: 2022 ·Tonga
  • Tofua
    Distance: 167 km ·Caldera ·Elevation: 515 m ·Last eruption: 2026 ·Tonga
  • Kao
    Distance: 169 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1847 ·Tonga
  • Fonuafo'ou
    Distance: 173 km ·Stratovolcano ·Elevation: -17 m ·Last eruption: 1936 ·Tonga
  • Tofua Arc at 20.9°S
    Distance: 183 km ·Stratovolcano ·Elevation: -296 m ·Last eruption: 2017 ·Tonga
  • Lateiki
    Distance: 200 km ·Stratovolcano ·Elevation: 43 m ·Last eruption: 2019 ·Tonga

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
M5.52025-05-11 22:04:57 UTC21.1 kmTONGA

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#4
Earlier events M≥436
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

M7.02025-03-30 12:18:50 UTC49.6 km61 km SSE of Pangai, Tonga M6.22025-03-30 15:04:54 UTC38.9 km72 km SSE of Pangai, Tonga M5.92025-03-30 15:33:49 UTC57.5 km53 km SSE of Pangai, Tonga M5.22025-04-29 19:16:35 UTC50.3 kmTonga Islands M5.22025-03-30 21:51:43 UTC45.0 km67 km SE of Pangai, Tonga

Stats (last 24h)

Global (24h)
656
Country (24h)
—
—
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