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M4.9 Depth: 10.0 km

M4.9 Earthquake near 115 km SE of Pangai, Tonga

UTC time: 2025-03-31 22:25:56 UTC Local time: —

About this earthquake

On March 31, 2025 at 22:25 UTC, a magnitude M4.9 earthquake occurred near 115 km SE of Pangai, Tonga. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. 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
10.0 km
UTC time
2025-03-31 22:25:56 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-20.52920, -173.54990

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

  • Kao
    Distance: 181 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1847 ·Tonga
  • Tofua
    Distance: 181 km ·Caldera ·Elevation: 515 m ·Last eruption: 2026 ·Tonga
  • Hunga Tonga-Hunga Ha'apai
    Distance: 191 km ·Caldera ·Elevation: 114 m ·Last eruption: 2022 ·Tonga
  • Fonuafo'ou
    Distance: 196 km ·Stratovolcano ·Elevation: -17 m ·Last eruption: 1936 ·Tonga
  • Lateiki
    Distance: 204 km ·Stratovolcano ·Elevation: 43 m ·Last eruption: 2019 ·Tonga
  • Tofua Arc at 20.9°S
    Distance: 211 km ·Stratovolcano ·Elevation: -296 m ·Last eruption: 2017 ·Tonga

Stats (last 24h)

Global (24h)
655
Country (24h)
—
—
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