Fiji earthquakes

M4.0 earthquake Fiji region

A magnitude 4.0 earthquake struck in the Fiji region on Fri, Oct 20, 2006, 7:43 PM GMT+13 (06:43 UTC), 585 km (364 mi) below the surface.

A larger quake followed: M5.4 Fiji region. This one was a foreshock.

Nuku‘alofa forecastMore in Fiji

Map

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

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The earthquake

Magnitude
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2006-10-20 06:43:16 UTC
Depth
585.3 km (363.7 mi), deep
Epicenter
21.049° S, 178.295° W
Region
Fiji
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

no people dead or missing; no people injured; no buildings damaged or destroyed

From the USGS event page for usp000evkb. U.S. Geological Survey text and figures are in the public domain.

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
FROM_LOCATION
Station coverage gap
123°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.1Fiji region · 7271 days ago · 600 km deep · 96 km away
  2. 4.3Fiji region · 7270 days ago · 582 km deep · 44 km away
  3. 4.3288 km W of Haveluloto, Tonga · 7268 days ago · 420 km deep · 33 km away
  4. 5.1Fiji region · 7268 days ago · 550 km deep · 80 km away
  5. 5.3288 km WNW of Haveluloto, Tonga · 7265 days ago · 488 km deep · 93 km away
  6. 5.3Fiji region · 7265 days ago · 621 km deep · 39 km away
  7. 4.4Fiji region · 7264 days ago · 573 km deep · 58 km away
  8. 5.4Fiji region · 7259 days ago · 599 km deep · 69 km away
  9. 3.9Fiji region · 7257 days ago · 593 km deep · 84 km away
  10. 4.0Fiji region · 7256 days ago · 673 km deep · 95 km away
  11. 4.7272 km WNW of Haveluloto, Tonga · 7249 days ago · 492 km deep · 89 km away
  12. 4.2296 km WNW of Haveluloto, Tonga · 7232 days ago · 580 km deep · 64 km away
  13. 4.0241 km W of Haveluloto, Tonga · 7232 days ago · 500 km deep · 83 km away
  14. 4.5Fiji region · 7231 days ago · 531 km deep · 56 km away

Before

  1. 4.3Fiji region · 7292 days ago · 657 km deep · 64 km away
  2. 4.5Fiji region · 7300 days ago · 596 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000evkb. Read Fri, Oct 2, 2026, 11:40 AM UTC.