Tonga earthquakes

M4.5 earthquake 62 km NNW of Hihifo, Tonga

A magnitude 4.5 earthquake struck 62 km NNW of Hihifo, Tonga on Wed, Oct 11, 2017, 8:20 AM GMT+14 (18:20 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M6.8 97 km NE 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-10-10 18:20:41 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.417° S, 173.970° 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 6.8 km horizontally, 1.7 km in depth
Magnitude uncertainty
±0.17
Depth from
Operator assigned
Station coverage gap
79°
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: 26 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.4107 km NNE of Hihifo, Tonga · 3271 days ago · 29 km deep · 77 km away
  2. 4.489 km WNW of Hihifo, Tonga · 3265 days ago · 231 km deep · 75 km away
  3. 5.776 km NE of Hihifo, Tonga · 3258 days ago · 10 km deep · 76 km away
  4. 4.683 km NE of Hihifo, Tonga · 3258 days ago · 10 km deep · 79 km away
  5. 5.073 km ENE of Hihifo, Tonga · 3258 days ago · 10 km deep · 95 km away
  6. 5.0105 km NE of Hihifo, Tonga · 3258 days ago · 10 km deep · 97 km away
  7. 4.5Tonga · 3257 days ago · 10 km deep · 70 km away
  8. 6.897 km NE of Hihifo, Tonga · 3254 days ago · 10 km deep · 87 km away · felt by 35 · tsunami flag
  9. 4.4136 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 91 km away
  10. 4.2119 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 89 km away
  11. 5.0118 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 88 km away
  12. 5.698 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 69 km away · felt by 1
  13. 4.6124 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 95 km away
  14. 4.8110 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 77 km away
  15. 4.6117 km NE of Hihifo, Tonga · 3254 days ago · 10 km deep · 98 km away
  16. 4.682 km NE of Hihifo, Tonga · 3253 days ago · 10 km deep · 73 km away
  17. 5.487 km ENE of Hihifo, Tonga · 3252 days ago · 10 km deep · 98 km away · felt by 1
  18. 4.683 km NW of Hihifo, Tonga · 3249 days ago · 156 km deep · 29 km away
  19. 4.9102 km NNE of Hihifo, Tonga · 3245 days ago · 17 km deep · 70 km away
  20. 4.732 km SW of Hihifo, Tonga · 3242 days ago · 99 km deep · 84 km away
  21. 4.595 km NNW of Hihifo, Tonga · 3231 days ago · 200 km deep · 36 km away
  22. 4.6107 km NNE of Hihifo, Tonga · 3228 days ago · 10 km deep · 63 km away
  23. 4.560 km N of Hihifo, Tonga · 3222 days ago · 52 km deep · 18 km away
  24. 4.294 km NNW of Hihifo, Tonga · 3221 days ago · 10 km deep · 33 km away
  25. 5.382 km NNE of Hihifo, Tonga · 3221 days ago · 10 km deep · 56 km away · felt by 1
  26. 5.721 km SW of Hihifo, Tonga · 3220 days ago · 155 km deep · 78 km away · felt by 1

Before

  1. 4.465 km N of Hihifo, Tonga · 3284 days ago · 10 km deep · 22 km away
  2. 4.6115 km NNE of Hihifo, Tonga · 3294 days ago · 11 km deep · 78 km away
  3. 4.8107 km NNW of Hihifo, Tonga · 3307 days ago · 148 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000atpc. Read Fri, Oct 2, 2026, 2:26 PM UTC.