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M5.5 Depth: 32.5 km

M5.5 Earthquake near 92 km NNE of Hihifo, Tonga

UTC time: 2025-04-19 16:55:04 UTC Local time: —

About this earthquake

A magnitude M5.5 earthquake was recorded near 92 km NNE of Hihifo, Tonga on April 19, 2025 at 16:55 UTC. With a focal depth of about 32 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 USGS.

Details

Magnitude
M5.5
Depth
32.5 km
UTC time
2025-04-19 16:55:04 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-15.18150, -173.47960

Map

Depth profile

Depth profile Depth: 32.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 32.5 km
Shallow
32.5 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
Apia237.6 kmNE40'407

GeoNames · CC BY 4.0

Volcanoes nearby

  • West Mata
    Distance: 30 km ·Fissure vent(s) ·Elevation: -1'174 m ·Last eruption: 2009 ·Tonga
  • Curacoa
    Distance: 53 km ·Complex ·Elevation: -33 m ·Last eruption: 1979 ·Tonga
  • Niuatahi
    Distance: 60 km ·Caldera ·Elevation: -1'270 m ·Tonga
  • Tafahi
    Distance: 80 km ·Stratovolcano ·Elevation: 546 m ·Tonga
  • Tafu-Maka
    Distance: 83 km ·Fissure vent ·Elevation: -1'400 m ·Last eruption: 2008 ·Tonga
  • Savaii
    Distance: 203 km ·Shield ·Elevation: 1'858 m ·Last eruption: 1911 ·Samoa

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#2
Earlier events M≥428
Earlier events M≥54
Compared since2025-01-03

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 UTC116.3 km84 km WNW of Hihifo, Tonga M5.52025-02-20 10:31:20 UTC52.8 km68 km NNW of Hihifo, Tonga M5.32025-04-04 08:01:50 UTC125.7 km105 km WNW of Hihifo, Tonga M5.12025-01-11 20:13:28 UTC122.2 km74 km ESE of Hihifo, Tonga M4.82025-04-12 04:48:10 UTC139.1 km52 km SSE of Hihifo, Tonga

Stats (last 24h)

Global (24h)
584
Country (24h)
—
—
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