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M5.5 Depth: 30.0 km

M5.5 Earthquake near TONGA

UTC time: 2025-05-11 22:04:57 UTC Local time: —

About this earthquake

On May 11, 2025 at 22:04 UTC, a magnitude M5.5 earthquake occurred near TONGA. The hypocenter lay relatively close to the surface at around 30 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

The event was recorded by EMSC.

Details

Magnitude
M5.5
Depth
30.0 km
UTC time
2025-05-11 22:04:57 UTC
Local time
—
Country
—
Source
emsc
Coordinates
-20.48290, -173.83150
Temperature
26.3°C

Map

Depth profile

Depth profile Depth: 30 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 30 km
Shallow
30 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'alofa159.9 kmSW22'400

GeoNames · CC BY 4.0

Volcanoes nearby

  • Tofua
    Distance: 153 km ·Caldera ·Elevation: 515 m ·Last eruption: 2026 ·Tonga
  • Kao
    Distance: 153 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1847 ·Tonga
  • Hunga Tonga-Hunga Ha'apai
    Distance: 162 km ·Caldera ·Elevation: 114 m ·Last eruption: 2022 ·Tonga
  • Fonuafo'ou
    Distance: 167 km ·Stratovolcano ·Elevation: -17 m ·Last eruption: 1936 ·Tonga
  • Lateiki
    Distance: 181 km ·Stratovolcano ·Elevation: 43 m ·Last eruption: 2019 ·Tonga
  • Tofua Arc at 20.9°S
    Distance: 183 km ·Stratovolcano ·Elevation: -296 m ·Last eruption: 2017 ·Tonga

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#4
Earlier events M≥439
Earlier events M≥511
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 UTC32.3 km61 km SSE of Pangai, Tonga M6.22025-03-30 15:04:54 UTC21.9 km72 km SSE of Pangai, Tonga M5.92025-03-30 15:33:49 UTC38.7 km53 km SSE of Pangai, Tonga M5.52025-05-11 22:04:55 UTC21.1 kmTonga Islands M5.22025-04-29 19:16:35 UTC63.3 kmTonga Islands

Stats (last 24h)

Global (24h)
657
Country (24h)
—
—
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