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M4.9 Depth: 10.0 km

M4.9 Earthquake near Tonga Islands region

UTC time: 2026-04-28 16:18:24 UTC Local time: —

About this earthquake

A magnitude M4.9 earthquake was recorded near Tonga Islands region on April 28, 2026 at 16:18 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by ISC.

Details

Magnitude
M4.9
Depth
10.0 km
UTC time
2026-04-28 16:18:24 UTC
Local time
—
Country
—
Source
isc
Coordinates
-23.12800, -175.27300
Temperature
25.5°C

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 Arc at 21.3°S
    Distance: 203 km ·Stratovolcano ·Elevation: -68 m ·Last eruption: 1932 ·Tonga
  • Tofua Arc at 21.1°S
    Distance: 225 km ·Stratovolcano ·Elevation: -65 m ·Tonga
  • Tofua Arc at 20.9°S
    Distance: 255 km ·Stratovolcano ·Elevation: -296 m ·Last eruption: 2017 ·Tonga
  • Kermadec Arc at 24.8°S
    Distance: 257 km ·Stratovolcano ·Elevation: -385 m ·Tonga
  • Hunga Tonga-Hunga Ha'apai
    Distance: 287 km ·Caldera ·Elevation: 114 m ·Last eruption: 2022 ·Tonga
  • Fonuafo'ou
    Distance: 313 km ·Stratovolcano ·Elevation: -17 m ·Last eruption: 1936 ·Tonga

Stats (last 24h)

Global (24h)
659
Country (24h)
—
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