M5.4 earthquake Fiji region
A magnitude 5.4 earthquake struck in the Fiji region on Sun, Dec 21, 1986, 3:51 AM GMT+13 (14:51 UTC), 529 km (329 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1986-12-20 14:51:47 UTC
- Depth
- 528.7 km (328.5 mi), deep
- Epicenter
- 21.640° S, 178.619° W
- Region
- Fiji
- 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 |
|---|---|---|---|
| 5.4 | mb, body-wave | USGS National Earthquake Information Center | Preferred · Reviewed · 18 stations |
| 5.54 | Mw, moment | ISC-GEM global catalog | Final · ±0.29 |
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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 7 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.2Fiji region · 14532 days ago · 504 km deep · 27 km away
- 4.8Fiji region · 14524 days ago · 593 km deep · 38 km away
- 5.1Fiji region · 14518 days ago · 560 km deep · 68 km away
- 4.5Fiji region · 14513 days ago · 603 km deep · 71 km away
- 4.7Fiji region · 14504 days ago · 623 km deep · 83 km away
- 4.6Fiji region · 14494 days ago · 434 km deep · 81 km away
- 4.3Fiji region · 14476 days ago · 596 km deep · 94 km away
Before
Earthquakes todayFiji earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0003110 (also filed as iscgem478904). Read Sat, Oct 3, 2026, 12:47 PM UTC.