Fiji earthquakes

M5.3 earthquake Fiji region

A magnitude 5.3 earthquake struck in the Fiji region on Tue, Aug 31, 2021, 10:04 PM GMT+12 (10:04 UTC), 550 km (342 mi) below the surface.

Labasa forecast More in Fiji

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 5.3 (mww), moderate
Local time: Tue, Aug 31, 2021, 10:04 PM GMT+12
UTC: 2021-08-31 10:04:53 UTC
Depth: 550.4 km (342.0 mi), deep
Epicenter: 18.086° S, 178.254° W
Region: Fiji
Felt reports: 2
Strongest shaking: I, not felt shaking
PAGER alert: Green
Tsunami flag: No
Status: Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: I, not felt shaking
Peak ground acceleration: 0.0% of gravity
Peak ground velocity: -4.7 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.

Estimated impact

The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.

Alert level: Green: little or no damage or loss of life expected

Deaths: estimated chance of each range
Range	Chance
Under 1	65%
1 to 10	30%
10 to 100	4%
100 to 1,000	Under 1%
1,000 to 10,000	Under 1%
10,000 to 100,000	Under 1%
100,000 to 10,000,000	Under 1%

Economic losses: estimated chance of each range
Range, million USD	Chance
Under 1	65%
1 to 10	30%
10 to 100	4%
100 to 1,000	Under 1%
1,000 to 10,000	Under 1%
10,000 to 100,000	Under 1%
100,000 to 10,000,000	Under 1%

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 11.1 km horizontally, 6.4 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 31°
Stations used: 129

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Labasa, FijiPopulation 27,949. Forecast313 kmSE

Nearby

Within 100 km, magnitude 2.3 and up: 44 in the 60 days after this one and 13 in the 30 days before it.

After

Before

Earthquakes today Fiji earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000f65t (also filed as iscgem621237605). Read Mon, Sep 28, 2026, 8:47 PM UTC.