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M4.9 Depth: 48.8 km

M4.9 Earthquake near 88 km SSE of Hihifo, Tonga

UTC time: 2025-04-02 21:06:02 UTC Local time: —

About this earthquake

On April 2, 2025 at 21:06 UTC, a magnitude M4.9 earthquake occurred near 88 km SSE of Hihifo, Tonga. With a focal depth of about 49 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

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

Details

Magnitude
M4.9
Depth
48.8 km
UTC time
2025-04-02 21:06:02 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-16.69100, -173.46290

Map

Depth profile

Depth profile Depth: 48.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 48.8 km
Shallow
48.8 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

  • Tafahi
    Distance: 98 km ·Stratovolcano ·Elevation: 546 m ·Tonga
  • Curacoa
    Distance: 121 km ·Complex ·Elevation: -33 m ·Last eruption: 1979 ·Tonga
  • Niuatahi
    Distance: 158 km ·Caldera ·Elevation: -1'270 m ·Tonga
  • Tafu-Maka
    Distance: 168 km ·Fissure vent ·Elevation: -1'400 m ·Last eruption: 2008 ·Tonga
  • Fonualei
    Distance: 174 km ·Stratovolcano ·Elevation: 188 m ·Last eruption: 1957 ·Tonga
  • West Mata
    Distance: 180 km ·Fissure vent(s) ·Elevation: -1'174 m ·Last eruption: 2009 ·Tonga

Stats (last 24h)

Global (24h)
593
Country (24h)
—
—
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