M4.2 earthquake Fiji region
A magnitude 4.2 earthquake struck in the Fiji region on Thu, Jul 22, 2021, 5:35 PM GMT-12 (05:35 UTC), 609 km (378 mi) below the surface.
A larger quake followed: M5.0 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
- 4.2 (mb), light
- Local time
- UTC
- 2021-07-23 05:35:43 UTC
- Depth
- 608.9 km (378.4 mi), deep
- Epicenter
- 21.402° S, 179.956° 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 10.9 km horizontally, 15.6 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- From location
- Station coverage gap
- 197°, poorly surrounded by stations
- Stations used
- 14
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.4Fiji region · 1888 days ago · 607 km deep · 65 km away
- 4.6south of the Fiji Islands · 1883 days ago · 556 km deep · 93 km away
- 4.1Fiji region · 1883 days ago · 603 km deep · 71 km away
- 4.1south of the Fiji Islands · 1859 days ago · 590 km deep · 90 km away
- 4.3Fiji region · 1859 days ago · 600 km deep · 82 km away
- 5.0Fiji region · 1846 days ago · 586 km deep · 73 km away
- 4.1Fiji region · 1846 days ago · 605 km deep · 69 km away
Before
- 4.3Fiji region · 1900 days ago · 600 km deep · 81 km away
- 4.4south of the Fiji Islands · 1910 days ago · 583 km deep · 96 km away
- 4.1Fiji region · 1912 days ago · 571 km deep · 96 km away
- 6.1Fiji region · 1915 days ago · 600 km deep · 72 km away · felt by 1
- 4.3Fiji region · 1920 days ago · 624 km deep · 99 km away
Earthquakes todayFiji earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000ezuq. Read Tue, Sep 29, 2026, 6:42 PM UTC.