Tonga earthquakes

M4.2 earthquake 93 km NE of Hihifo, Tonga

A magnitude 4.2 earthquake struck 93 km NE of Hihifo, Tonga on Thu, May 4, 2017, 10:20 AM GMT+13 (21:20 UTC), 39 km (24 mi) below the surface.

A larger quake followed: M4.9 109 km NNE 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
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-05-03 21:20:56 UTC
Depth
38.5 km (23.9 mi), shallow
Epicenter
15.402° S, 173.131° 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 9.3 km horizontally, 14.9 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
145°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.591 km ENE of Hihifo, Tonga · 3431 days ago · 10 km deep · 18 km away
  2. 4.7136 km ENE of Hihifo, Tonga · 3429 days ago · 10 km deep · 46 km away
  3. 4.499 km N of Hihifo, Tonga · 3425 days ago · 64 km deep · 83 km away
  4. 4.786 km ENE of Hihifo, Tonga · 3423 days ago · 65 km deep · 25 km away
  5. 4.639 km NNE of Hihifo, Tonga · 3422 days ago · 69 km deep · 62 km away
  6. 4.3133 km SW of Gataivai, Samoa · 3417 days ago · 45 km deep · 83 km away
  7. 4.9109 km NNE of Hihifo, Tonga · 3417 days ago · 10 km deep · 33 km away
  8. 4.6108 km NE of Hihifo, Tonga · 3417 days ago · 12 km deep · 20 km away
  9. 4.2119 km NE of Hihifo, Tonga · 3409 days ago · 36 km deep · 27 km away
  10. 4.479 km NNE of Hihifo, Tonga · 3404 days ago · 10 km deep · 47 km away
  11. 4.9100 km NNE of Hihifo, Tonga · 3393 days ago · 10 km deep · 54 km away
  12. 4.585 km NNE of Hihifo, Tonga · 3392 days ago · 26 km deep · 32 km away
  13. 4.3137 km NNE of Hihifo, Tonga · 3381 days ago · 10 km deep · 69 km away
  14. 4.687 km E of Hihifo, Tonga · 3380 days ago · 27 km deep · 78 km away
  15. 4.5117 km NE of Hihifo, Tonga · 3380 days ago · 35 km deep · 31 km away

Before

  1. 4.7107 km NNE of Hihifo, Tonga · 3441 days ago · 25 km deep · 60 km away
  2. 4.536 km ESE of Hihifo, Tonga · 3454 days ago · 129 km deep · 89 km away
  3. 4.693 km E of Hihifo, Tonga · 3464 days ago · 35 km deep · 66 km away
  4. 4.485 km N of Hihifo, Tonga · 3468 days ago · 48 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008qws. Read Sat, Oct 3, 2026, 1:12 AM UTC.