Fiji earthquakes

M4.8 earthquake Fiji region

A magnitude 4.8 earthquake struck in the Fiji region on Tue, Dec 4, 1984, 10:16 AM GMT-12 (22:16 UTC), 634 km (394 mi) below the surface.

A larger quake followed: M5.5 Fiji region. This one was a foreshock.

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

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The earthquake

Magnitude
4.8 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1984-12-04 22:16:52 UTC
Depth
633.5 km (393.6 mi), deep
Epicenter
21.080° S, 179.092° 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

Nearby

Within 100 km, magnitude 1.8 and up: 7 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.2Fiji region · 15258 days ago · 557 km deep · 90 km away
  2. 5.3Fiji region · 15254 days ago · 604 km deep · 94 km away
  3. 5.5Fiji region · 15241 days ago · 662 km deep · 36 km away
  4. 5.0Fiji region · 15224 days ago · 549 km deep · 73 km away
  5. 5.0Fiji region · 15221 days ago · 615 km deep · 19 km away
  6. 5.3Fiji region · 15219 days ago · 629 km deep · 15 km away
  7. 4.6Fiji region · 15217 days ago · 591 km deep · 68 km away

Before

  1. 5.0Fiji region · 15293 days ago · 612 km deep · 77 km away
  2. 5.5Fiji region · 15295 days ago · 609 km deep · 61 km away
  3. 4.7Fiji region · 15295 days ago · 573 km deep · 46 km away
  4. 4.6Fiji region · 15300 days ago · 580 km deep · 28 km away
  5. 4.9Fiji region · 15302 days ago · 623 km deep · 34 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00029st. Read Thu, Oct 1, 2026, 5:15 PM UTC.