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M4.6 Depth: 36.6 km

M4.6 Earthquake near 66 km SE of Pangai, Tonga

UTC time: 2025-04-01 07:37:29 UTC Local time: —

About this earthquake

On April 1, 2025 at 07:37 UTC, a magnitude M4.6 earthquake occurred near 66 km SE of Pangai, Tonga. With a focal depth of about 37 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
M4.6
Depth
36.6 km
UTC time
2025-04-01 07:37:29 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-20.18360, -173.85750

Map

Depth profile

Depth profile Depth: 36.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 36.6 km
Shallow
36.6 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: 134 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1847 ·Tonga
  • Tofua
    Distance: 136 km ·Caldera ·Elevation: 515 m ·Last eruption: 2026 ·Tonga
  • Lateiki
    Distance: 154 km ·Stratovolcano ·Elevation: 43 m ·Last eruption: 2019 ·Tonga
  • Home Reef
    Distance: 164 km ·Stratovolcano ·Elevation: -10 m ·Last eruption: 2026 ·Tonga
  • Fonuafo'ou
    Distance: 164 km ·Stratovolcano ·Elevation: -17 m ·Last eruption: 1936 ·Tonga
  • Hunga Tonga-Hunga Ha'apai
    Distance: 164 km ·Caldera ·Elevation: 114 m ·Last eruption: 2022 ·Tonga

Stats (last 24h)

Global (24h)
655
Country (24h)
—
—
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