M4.0 earthquake Fiji region
A magnitude 4.0 earthquake struck in the Fiji region on Thu, Oct 1, 2020, 2:31 PM GMT+13 (01:31 UTC), 227 km (141 mi) below the surface.
A larger quake followed: M4.6 236 km NW of Nuku‘alofa, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb), light
- Local time
- UTC
- 2020-10-01 01:31:26 UTC
- Depth
- 226.6 km (140.8 mi), intermediate-depth
- Epicenter
- 19.023° S, 176.523° 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.
- Location uncertainty
- About 14.8 km horizontally, 6.2 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 128°
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.1157 km NW of Pangai, Tonga · 2183 days ago · 204 km deep · 100 km away
- 4.3Fiji region · 2171 days ago · 393 km deep · 80 km away
- 4.6236 km NW of Nuku‘alofa, Tonga · 2141 days ago · 10 km deep · 52 km away
- 4.3Fiji region · 2140 days ago · 542 km deep · 95 km away
Before
Earthquakes todayFiji earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000c6gc. Read Mon, Sep 28, 2026, 2:01 PM UTC.