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4.9MAG

LIGHT EARTHQUAKE

Fiji region

USGS

A magnitude 4.9 earthquake struck Fiji region on 03 Sept 2026, 18:31 UTC. The hypocentre was 616.1 km below the surface — deep by seismological convention. 19 other earthquakes above our reporting threshold have been recorded within 250 km in the past 30 days.

Depth
616.1 km

deep

Latitude
18.66°S

177.54°W longitude

Time
18:31 UTC

03 Sept 2026

Magnitude
M4.9

mb

EPICENTRE

View the official report

MAGNITUDE 4.9

Noticeable shaking of indoor objects. Damage is unlikely.

The scale is logarithmic: this released about 710 times the energy of a magnitude 3.0, roughly the energy of 338 tonnes of TNT.

616.1 KM DEEP

Deep earthquakes rarely cause damage. The energy dissipates over hundreds of kilometres before reaching the surface, though it can still be felt far from the epicentre.

NEARBY IN THE PAST 30 DAYS

19 earthquakes above our reporting threshold within 250 km of this one, the largest a magnitude 5.4.

OTHER RECENT EARTHQUAKES

M4.9 earthquake — Fiji region · Quakewire