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M4.9 Depth: 10.0 km

M4.9 Earthquake near 103 km SSE of Pangai, Tonga

UTC time: 2025-03-31 13:20:43 UTC Local time: —

About this earthquake

A magnitude M4.9 earthquake was recorded near 103 km SSE of Pangai, Tonga on March 31, 2025 at 13:20 UTC. With a focal depth of about 10 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 event was recorded by USGS.

Details

Magnitude
M4.9
Depth
10.0 km
UTC time
2025-03-31 13:20:43 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-20.59550, -173.81230

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

Volcanoes nearby

  • Tofua
    Distance: 161 km ·Caldera ·Elevation: 515 m ·Last eruption: 2026 ·Tonga
  • Kao
    Distance: 163 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1847 ·Tonga
  • Hunga Tonga-Hunga Ha'apai
    Distance: 164 km ·Caldera ·Elevation: 114 m ·Last eruption: 2022 ·Tonga
  • Fonuafo'ou
    Distance: 170 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: 192 km ·Stratovolcano ·Elevation: 43 m ·Last eruption: 2019 ·Tonga

Stats (last 24h)

Global (24h)
656
Country (24h)
—
—
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