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Fiji · Eastern

M4.6 Earthquake near Lau, Eastern (Fiji)

UTC time: 2026-08-23 05:39:21 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

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About this earthquake

A magnitude M4.6 earthquake was recorded near Lau, Eastern (Fiji) on August 23, 2026 at 05:39 UTC. At roughly 571 km, the focus was very deep, so surface shaking tends to be weaker. 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

ID
0f729d877e8d172deb224eb207988896ef1a7b93
Magnitude
M4.6
Depth
571.3 km
UTC time
2026-08-23 05:39:21 UTC
Local time
—
Country
Fiji
State
Eastern
City
Lau
County
Lau
Source
usgs
Coordinates
-18.35050, -178.11810
Temperature
23.3°C

Depth profile

Depth profile Depth: 571.3 km (Deep) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 571.3 km
Deep
571.3 km
571.3 km — close to the regional average (568.9 km)
Regional average: 568.9 km
Why depth matters

Deep quakes are felt over very large areas but rarely cause surface damage.

Depth classes per USGS

Tectonic context

Located on the Australia Plate.
Near the boundary Niuafoʻou ↔ Australia · about 168 km away

Volcanoes nearby

  • Taveuni
    Distance: 258 km ·Shield ·Elevation: 1'241 m ·Last eruption: 1550 ·Fiji
  • Lateiki
    Distance: 354 km ·Stratovolcano ·Elevation: 43 m ·Last eruption: 2019 ·Tonga
  • Tofua
    Distance: 356 km ·Caldera ·Elevation: 515 m ·Last eruption: 2026 ·Tonga
  • Kao
    Distance: 358 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1847 ·Tonga
  • Fonuafo'ou
    Distance: 358 km ·Stratovolcano ·Elevation: -17 m ·Last eruption: 1936 ·Tonga
  • Home Reef
    Distance: 359 km ·Stratovolcano ·Elevation: -10 m ·Last eruption: 2026 ·Tonga

Eastern

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 104 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · Fiji

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