Tonga earthquakes

M4.6 earthquake 66 km ESE of Hihifo, Tonga

A magnitude 4.6 earthquake struck 66 km ESE of Hihifo, Tonga on Tue, May 5, 2020, 6:31 AM GMT+13 (17:31 UTC), 37 km (23 mi) below the surface.

A larger quake followed: M5.7 87 km ENE of Hihifo, Tonga. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
4.6 (mb), light
Local time
UTC
2020-05-04 17:31:28 UTC
Depth
36.8 km (22.8 mi), shallow
Epicenter
16.145° S, 173.208° W
Region
Tonga
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 8.6 km horizontally, 6.4 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
58°
Stations used
37

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.6 and up: 18 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.397 km NE of Hihifo, Tonga · 2340 days ago · 161 km deep · 89 km away
  2. 4.788 km ENE of Hihifo, Tonga · 2340 days ago · 10 km deep · 68 km away
  3. 5.787 km ENE of Hihifo, Tonga · 2329 days ago · 10 km deep · 64 km away
  4. 5.698 km ENE of Hihifo, Tonga · 2329 days ago · 24 km deep · 53 km away
  5. 5.125 km E of Hihifo, Tonga · 2324 days ago · 42 km deep · 41 km away
  6. 4.6110 km ENE of Hihifo, Tonga · 2322 days ago · 10 km deep · 78 km away
  7. 4.711 km E of Hihifo, Tonga · 2315 days ago · 17 km deep · 55 km away
  8. 4.670 km ESE of Hihifo, Tonga · 2311 days ago · 10 km deep · 10 km away
  9. 4.819 km SE of Hihifo, Tonga · 2310 days ago · 76 km deep · 51 km away
  10. 4.6106 km SSE of Hihifo, Tonga · 2307 days ago · 35 km deep · 71 km away
  11. 4.350 km S of Hihifo, Tonga · 2307 days ago · 124 km deep · 74 km away
  12. 4.888 km NE of Hihifo, Tonga · 2306 days ago · 10 km deep · 88 km away
  13. 4.957 km S of Hihifo, Tonga · 2301 days ago · 71 km deep · 72 km away
  14. 4.747 km S of Hihifo, Tonga · 2297 days ago · 53 km deep · 66 km away
  15. 4.975 km E of Hihifo, Tonga · 2295 days ago · 35 km deep · 14 km away
  16. 5.4123 km ESE of Hihifo, Tonga · 2294 days ago · 10 km deep · 58 km away
  17. 4.7134 km ESE of Hihifo, Tonga · 2294 days ago · 10 km deep · 68 km away
  18. 4.375 km ESE of Hihifo, Tonga · 2286 days ago · 10 km deep · 9 km away

Before

  1. 4.669 km ENE of Hihifo, Tonga · 2343 days ago · 10 km deep · 53 km away
  2. 5.2107 km ESE of Hihifo, Tonga · 2347 days ago · 10 km deep · 42 km away
  3. 4.587 km NE of Hihifo, Tonga · 2350 days ago · 10 km deep · 83 km away
  4. 4.654 km N of Hihifo, Tonga · 2354 days ago · 76 km deep · 92 km away
  5. 4.249 km NNE of Hihifo, Tonga · 2361 days ago · 88 km deep · 87 km away
  6. 5.295 km NE of Hihifo, Tonga · 2368 days ago · 10 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70009em3. Read Thu, Oct 1, 2026, 12:47 AM UTC.