Tonga earthquakes

M4.7 earthquake 45 km NE of Hihifo, Tonga

A magnitude 4.7 earthquake struck 45 km NE of Hihifo, Tonga on Wed, Feb 22, 2017, 11:02 PM GMT+14 (09:02 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.1 19 km SSW 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
2017-02-22 09:02:04 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.716° S, 173.449° 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 6.4 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
112°
Stations used
43

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 8 in the 30 days before it.

After

  1. 4.398 km NNE of Hihifo, Tonga · 3503 days ago · 35 km deep · 64 km away
  2. 4.460 km N of Hihifo, Tonga · 3498 days ago · 113 km deep · 46 km away
  3. 4.3108 km N of Hihifo, Tonga · 3497 days ago · 32 km deep · 85 km away
  4. 4.783 km SE of Hihifo, Tonga · 3491 days ago · 28 km deep · 86 km away
  5. 4.749 km SW of Hihifo, Tonga · 3487 days ago · 127 km deep · 95 km away
  6. 4.538 km NW of Hihifo, Tonga · 3484 days ago · 103 km deep · 69 km away
  7. 4.7114 km N of Hihifo, Tonga · 3482 days ago · 10 km deep · 88 km away
  8. 4.626 km N of Hihifo, Tonga · 3477 days ago · 66 km deep · 41 km away
  9. 4.827 km NNE of Hihifo, Tonga · 3476 days ago · 35 km deep · 25 km away
  10. 4.516 km SSE of Hihifo, Tonga · 3475 days ago · 110 km deep · 53 km away
  11. 5.064 km NNE of Hihifo, Tonga · 3473 days ago · 71 km deep · 44 km away
  12. 4.485 km N of Hihifo, Tonga · 3468 days ago · 48 km deep · 65 km away
  13. 4.693 km E of Hihifo, Tonga · 3465 days ago · 35 km deep · 62 km away
  14. 4.492 km NNW of Hihifo, Tonga · 3458 days ago · 102 km deep · 93 km away
  15. 5.119 km SSW of Hihifo, Tonga · 3456 days ago · 97 km deep · 63 km away
  16. 4.536 km ESE of Hihifo, Tonga · 3454 days ago · 129 km deep · 45 km away

Before

  1. 4.656 km N of Hihifo, Tonga · 3510 days ago · 69 km deep · 45 km away
  2. 4.4111 km NE of Hihifo, Tonga · 3513 days ago · 8 km deep · 70 km away
  3. 4.088 km ESE of Hihifo, Tonga · 3515 days ago · 10 km deep · 69 km away
  4. 4.951 km SW of Hihifo, Tonga · 3515 days ago · 92 km deep · 97 km away
  5. 4.487 km SE of Hihifo, Tonga · 3519 days ago · 10 km deep · 84 km away
  6. 4.689 km ESE of Hihifo, Tonga · 3524 days ago · 36 km deep · 72 km away
  7. 4.252 km WSW of Hihifo, Tonga · 3529 days ago · 157 km deep · 98 km away
  8. 5.4111 km NE of Hihifo, Tonga · 3534 days ago · 37 km deep · 67 km away · felt by 4

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20008ldf. Read Sat, Oct 3, 2026, 6:22 AM UTC.