M4.9 earthquake Fiji region
A magnitude 4.9 earthquake struck in the Fiji region on Wed, Aug 20, 1975, 6:17 PM GMT+13 (05:17 UTC), 628 km (390 mi) below the surface.
A larger quake followed: M5.3 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
- 4.9 (mb), light
- Local time
- UTC
- 1975-08-20 05:17:41 UTC
- Depth
- 628.0 km (390.2 mi), deep
- Epicenter
- 21.199° S, 179.010° 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.
- Stations used
- 48
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 5 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.9Fiji region · 18659 days ago · 518 km deep · 52 km away
- 4.9Fiji region · 18651 days ago · 618 km deep · 95 km away
- 5.3Fiji region · 18646 days ago · 619 km deep · 56 km away
- 4.2south of the Fiji Islands · 18639 days ago · 391 km deep · 94 km away
- 4.6Fiji region · 18633 days ago · 631 km deep · 67 km away
Before
Earthquakes todayFiji earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000chm. Read Thu, Oct 1, 2026, 1:02 AM UTC.