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M4.7 Depth: 38.7 km

M4.7 Earthquake near 134 km SSW of Houma, Tonga

UTC time: 2025-03-30 04:35:59 UTC Local time: —

About this earthquake

On March 30, 2025 at 04:35 UTC, a magnitude M4.7 earthquake occurred near 134 km SSW of Houma, Tonga. The hypocenter lay relatively close to the surface at around 39 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by USGS and cross-checked across seismological networks.

Details

Magnitude
M4.7
Depth
38.7 km
UTC time
2025-03-30 04:35:59 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-22.30900, -175.76070

Map

Depth profile

Depth profile Depth: 38.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 38.7 km
Shallow
38.7 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

Volcanoes nearby

  • Tofua Arc at 21.3°S
    Distance: 109 km ·Stratovolcano ·Elevation: -68 m ·Last eruption: 1932 ·Tonga
  • Tofua Arc at 21.1°S
    Distance: 129 km ·Stratovolcano ·Elevation: -65 m ·Tonga
  • Tofua Arc at 20.9°S
    Distance: 163 km ·Stratovolcano ·Elevation: -296 m ·Last eruption: 2017 ·Tonga
  • Hunga Tonga-Hunga Ha'apai
    Distance: 199 km ·Caldera ·Elevation: 114 m ·Last eruption: 2022 ·Tonga
  • Fonuafo'ou
    Distance: 224 km ·Stratovolcano ·Elevation: -17 m ·Last eruption: 1936 ·Tonga
  • Tofua
    Distance: 293 km ·Caldera ·Elevation: 515 m ·Last eruption: 2026 ·Tonga

Stats (last 24h)

Global (24h)
655
Country (24h)
—
—
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