Tonga earthquakes

M4.7 earthquake 107 km NNE of Hihifo, Tonga

A magnitude 4.7 earthquake struck 107 km NNE of Hihifo, Tonga on Tue, May 2, 2017, 9:59 PM GMT+13 (08:59 UTC), 25 km (15 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
4.7 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-05-02 08:59:34 UTC
Depth
24.8 km (15.4 mi), shallow
Epicenter
15.018° S, 173.526° 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 10.1 km horizontally, 7.5 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
160°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 16 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.293 km NE of Hihifo, Tonga · 3440 days ago · 39 km deep · 60 km away
  2. 4.591 km ENE of Hihifo, Tonga · 3432 days ago · 10 km deep · 77 km away
  3. 4.7136 km ENE of Hihifo, Tonga · 3430 days ago · 10 km deep · 92 km away
  4. 4.499 km N of Hihifo, Tonga · 3426 days ago · 64 km deep · 31 km away
  5. 4.786 km ENE of Hihifo, Tonga · 3424 days ago · 65 km deep · 83 km away
  6. 4.639 km NNE of Hihifo, Tonga · 3422 days ago · 69 km deep · 69 km away
  7. 4.3133 km SW of Gataivai, Samoa · 3418 days ago · 45 km deep · 52 km away
  8. 4.9109 km NNE of Hihifo, Tonga · 3418 days ago · 10 km deep · 34 km away
  9. 4.6108 km NE of Hihifo, Tonga · 3417 days ago · 12 km deep · 48 km away
  10. 4.390 km NNW of Hihifo, Tonga · 3414 days ago · 118 km deep · 74 km away
  11. 4.2119 km NE of Hihifo, Tonga · 3410 days ago · 36 km deep · 58 km away
  12. 4.479 km NNE of Hihifo, Tonga · 3405 days ago · 10 km deep · 28 km away
  13. 4.6107 km NNW of Hihifo, Tonga · 3402 days ago · 84 km deep · 63 km away
  14. 4.9100 km NNE of Hihifo, Tonga · 3393 days ago · 10 km deep · 8 km away
  15. 4.585 km NNE of Hihifo, Tonga · 3393 days ago · 26 km deep · 32 km away
  16. 4.3137 km NNE of Hihifo, Tonga · 3382 days ago · 10 km deep · 33 km away

Before

  1. 4.492 km NNW of Hihifo, Tonga · 3459 days ago · 102 km deep · 65 km away
  2. 4.485 km N of Hihifo, Tonga · 3468 days ago · 48 km deep · 27 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008qr5. Read Sat, Oct 3, 2026, 1:55 PM UTC.