Fiji earthquakes

M4.0 earthquake Fiji region

A magnitude 4.0 earthquake struck in the Fiji region on Tue, Apr 21, 2020, 2:02 PM GMT+13 (01:02 UTC), 332 km (206 mi) below the surface.

A larger quake followed: M4.8 Fiji region. This one was a foreshock.

Nuku‘alofa forecastMore in Fiji

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.0 (mb), light
Local time
UTC
2020-04-21 01:02:28 UTC
Depth
331.5 km (206.0 mi), deep
Epicenter
19.280° S, 177.587° 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 18.4 km horizontally, 8.8 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
180°
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: 14 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.8Fiji region · 2346 days ago · 617 km deep · 66 km away
  2. 4.4Fiji region · 2345 days ago · 624 km deep · 29 km away
  3. 4.0Fiji region · 2341 days ago · 556 km deep · 23 km away
  4. 4.3Fiji region · 2335 days ago · 625 km deep · 64 km away
  5. 4.3Fiji region · 2332 days ago · 580 km deep · 76 km away
  6. 4.3Fiji region · 2324 days ago · 614 km deep · 47 km away
  7. 4.5Fiji region · 2323 days ago · 523 km deep · 99 km away
  8. 4.5274 km WNW of Haveluloto, Tonga · 2321 days ago · 564 km deep · 99 km away
  9. 4.2Fiji region · 2310 days ago · 574 km deep · 64 km away
  10. 4.1295 km WNW of Pangai, Tonga · 2306 days ago · 303 km deep · 60 km away
  11. 4.1Fiji region · 2301 days ago · 546 km deep · 26 km away
  12. 4.3296 km WNW of Haveluloto, Tonga · 2300 days ago · 498 km deep · 97 km away
  13. 4.6276 km NW of Haveluloto, Tonga · 2297 days ago · 555 km deep · 50 km away
  14. 4.1Fiji region · 2293 days ago · 565 km deep · 20 km away

Before

  1. 4.2230 km NW of Haveluloto, Tonga · 2352 days ago · 570 km deep · 97 km away
  2. 4.2275 km WNW of Haveluloto, Tonga · 2362 days ago · 546 km deep · 95 km away
  3. 4.3296 km NW of Haveluloto, Tonga · 2364 days ago · 555 km deep · 27 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us60009dbf. Read Mon, Sep 28, 2026, 2:27 AM UTC.