Fiji earthquakes

M6.3 earthquake Fiji region

A magnitude 6.3 earthquake struck in the Fiji region on Sat, Feb 28, 2026, 5:44 PM GMT-12 (05:44 UTC), 579 km (360 mi) below the surface.

Map

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

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The earthquake

Magnitude: 6.3 (Mww, W-phase moment), strong
Magnitude from: USGS National Earthquake Information Center
Local time: Sat, Feb 28, 2026, 5:44 PM GMT-12
UTC: 2026-03-01 05:44:41 UTC
Depth: 579.0 km (359.8 mi), deep
Epicenter: 21.803° S, 179.453° W
Region: Fiji
Strongest shaking: III, weak shaking
PAGER alert: Green
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
6.3	Mww, W-phase moment	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.051 · 37 stations
6.1	Mi	NOAA National Tsunami Warning Center	First automatic solution · Reviewed · 10 stations
6.3	Mwc, centroid moment	USGS National Earthquake Information Center	Moment tensor · Reviewed
6.4	Mwb, body-wave moment	USGS National Earthquake Information Center	Moment tensor · Reviewed
6.3	Mww, W-phase moment	USGS, automatic first solution	First automatic solution · Confirmed

Shaking

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

Strongest estimated: III, weak shaking
Peak ground acceleration: 0.1% of gravity
Peak ground velocity: 0.2 cm/s
Map: Automatic

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

Did you feel it?

No one has reported feeling this quake to the USGS.

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	90%
1 to 10	9%
10 to 100	Under 1%
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	90%
1 to 10	9%
10 to 100	Under 1%
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%

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting: Strike-slip
Moment magnitude: 6.3 Mww
Nodal plane 1: Strike 97°, dip 13°, rake 161°
Nodal plane 2: Strike 206°, dip 86°, rake 78°
Landslide alert: Green
Liquefaction alert: Green

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 9.7 km horizontally, 1.9 km in depth
Magnitude uncertainty: ±0.05
Depth from: From modeling of broad-band P waveforms
Station coverage gap: 24°
Stations used: 106

Nearby

Within 100 km, magnitude 3.3 and up: 15 in the 60 days after this one and 3 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 us7000s16b (also filed as usauto7000s16b, at00tb7haj). Read Sun, Oct 4, 2026, 1:47 PM UTC.