M5.1 earthquake Fiji region
A magnitude 5.1 earthquake struck in the Fiji region on Thu, Mar 10, 1983, 6:53 AM GMT+13 (17:53 UTC), 556 km (346 mi) below the surface.
A larger quake followed: M5.7 Fiji region. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1983-03-09 17:53:09 UTC
- Depth
- 556.2 km (345.6 mi), deep
- Epicenter
- 20.533° S, 178.324° 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 |
|---|---|---|---|
| 5.1 | mb, body-wave | USGS National Earthquake Information Center | Preferred · Reviewed · 11 stations |
| 5.51 | Mw, moment | ISC-GEM global catalog | Final · ±0.46 |
Did you feel it?
No one has reported feeling this quake to the USGS.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 5 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.8Fiji region · 15911 days ago · 576 km deep · 97 km away
- 4.7Fiji region · 15893 days ago · 422 km deep · 84 km away
- 4.3299 km WNW of Haveluloto, Tonga · 15874 days ago · 483 km deep · 50 km away
- 5.7Fiji region · 15859 days ago · 596 km deep · 27 km away
- 5.5Fiji region · 15858 days ago · 594 km deep · 27 km away
Before
Earthquakes todayFiji earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001tha (also filed as iscgem580398). Read Fri, Oct 2, 2026, 2:38 PM UTC.