M4.0 earthquake Fiji region
A magnitude 4.0 earthquake struck in the Fiji region on Fri, Aug 21, 2020, 11:21 PM GMT-12 (11:21 UTC), 565 km (351 mi) below the surface.
A larger quake followed: M4.5 south of the Fiji Islands. 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
- 2020-08-22 11:21:44 UTC
- Depth
- 565.5 km (351.4 mi), deep
- Epicenter
- 21.901° S, 179.077° 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 13.7 km horizontally, 11.8 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- From location
- Station coverage gap
- 160°
- Stations used
- 30
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.3south of the Fiji Islands · 2225 days ago · 587 km deep · 26 km away
- 4.1south of the Fiji Islands · 2225 days ago · 585 km deep · 56 km away
- 4.3south of the Fiji Islands · 2224 days ago · 600 km deep · 66 km away
- 4.1Fiji region · 2206 days ago · 595 km deep · 36 km away
- 4.3south of the Fiji Islands · 2202 days ago · 512 km deep · 99 km away
- 4.5south of the Fiji Islands · 2192 days ago · 575 km deep · 55 km away
- 4.1Fiji region · 2181 days ago · 593 km deep · 90 km away
- 4.2Fiji region · 2169 days ago · 606 km deep · 63 km away
Before
- 4.1Fiji region · 2229 days ago · 583 km deep · 55 km away
- 4.7Fiji region · 2232 days ago · 602 km deep · 65 km away
- 4.0south of the Fiji Islands · 2243 days ago · 583 km deep · 47 km away
- 4.5Fiji region · 2243 days ago · 558 km deep · 100 km away
- 4.3Fiji region · 2243 days ago · 526 km deep · 84 km away
Earthquakes todayFiji earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000be8v. Read Mon, Sep 28, 2026, 1:44 PM UTC.