Tonga earthquakes

M4.7 earthquake 87 km SE of Pangai, Tonga

A magnitude 4.7 earthquake struck 87 km SE of Pangai, Tonga on Mon, Jul 24, 2017, 7:08 PM GMT+13 (06:08 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.4 111 km E of Pangai, Tonga. This one was a foreshock.

Nuku‘alofa forecastMore in Tonga

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
2017-07-24 06:08:13 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
20.344° S, 173.728° 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 11.4 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
68°
Stations used
102

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 11 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 4.5116 km SE of Pangai, Tonga · 3351 days ago · 10 km deep · 28 km away
  2. 5.4111 km E of Pangai, Tonga · 3348 days ago · 10 km deep · 66 km away · felt by 1
  3. 5.0121 km ESE of Pangai, Tonga · 3343 days ago · 10 km deep · 61 km away
  4. 4.4125 km E of Pangai, Tonga · 3338 days ago · 10 km deep · 92 km away
  5. 4.9Tonga · 3338 days ago · 10 km deep · 35 km away
  6. 4.7151 km ESE of Pangai, Tonga · 3327 days ago · 10 km deep · 74 km away
  7. 4.6135 km ESE of Pangai, Tonga · 3317 days ago · 10 km deep · 64 km away
  8. 4.334 km E of Pangai, Tonga · 3310 days ago · 35 km deep · 72 km away
  9. 4.8112 km ESE of Pangai, Tonga · 3309 days ago · 10 km deep · 48 km away
  10. 4.5119 km E of Pangai, Tonga · 3303 days ago · 10 km deep · 77 km away
  11. 4.447 km ESE of Pangai, Tonga · 3302 days ago · 10 km deep · 44 km away

Before

  1. 5.087 km ESE of Pangai, Tonga · 3359 days ago · 10 km deep · 32 km away
  2. 4.493 km ESE of Pangai, Tonga · 3362 days ago · 10 km deep · 23 km away
  3. 4.9101 km ENE of ‘Ohonua, Tonga · 3363 days ago · 10 km deep · 69 km away
  4. 5.7119 km ESE of Pangai, Tonga · 3366 days ago · 7 km deep · 37 km away
  5. 5.6112 km ESE of Pangai, Tonga · 3366 days ago · 16 km deep · 28 km away
  6. 4.6108 km ESE of Pangai, Tonga · 3369 days ago · 10 km deep · 40 km away
  7. 4.9111 km ESE of Pangai, Tonga · 3375 days ago · 10 km deep · 47 km away
  8. 5.176 km ENE of Kolonga, Tonga · 3377 days ago · 35 km deep · 90 km away
  9. 4.4132 km ESE of Pangai, Tonga · 3380 days ago · 35 km deep · 47 km away
  10. 4.279 km SE of Pangai, Tonga · 3385 days ago · 35 km deep · 20 km away
  11. 4.6112 km SE of Pangai, Tonga · 3385 days ago · 10 km deep · 27 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000a0cq. Read Sun, Oct 4, 2026, 3:28 AM UTC.