Fiji earthquakes

M5.4 earthquake Fiji region

A magnitude 5.4 earthquake struck in the Fiji region on Sat, Oct 20, 1973, 7:53 AM GMT-12 (19:53 UTC), 614 km (382 mi) below the surface.

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The earthquake

Magnitude
5.4 (mb), moderate
Local time
UTC
1973-10-20 19:53:05 UTC
Depth
614.0 km (381.5 mi), deep
Epicenter
21.685° S, 179.379° W
Region
Fiji
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
CONSTRAINED_BY_DEPTH_PHASES
Stations used
83

Nearby

Within 100 km, magnitude 2.4 and up: 3 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 5.0south of the Fiji Islands · 19337 days ago · 607 km deep · 58 km away
  2. 5.0Fiji region · 19337 days ago · 572 km deep · 92 km away
  3. 5.1south of the Fiji Islands · 19315 days ago · 568 km deep · 48 km away

Before

  1. 5.0Fiji region · 19353 days ago · 638 km deep · 65 km away
  2. 4.6south of the Fiji Islands · 19364 days ago · 609 km deep · 60 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00003vv (also filed as iscgem755656). Read Wed, Sep 30, 2026, 1:49 AM UTC.