Tonga earthquakes

M4.7 earthquake 193 km SSW of ‘Ohonua, Tonga

A magnitude 4.7 earthquake struck 193 km SSW of ‘Ohonua, Tonga on Thu, Jul 13, 2023, 3:42 PM GMT+13 (02:42 UTC), 29 km (18 mi) below the surface.

A larger quake followed: M5.7 151 km S of ‘Ohonua, 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
2023-07-13 02:42:08 UTC
Depth
29.5 km (18.3 mi), shallow
Epicenter
22.837° S, 175.917° 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, 5.6 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
148°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 4 in the 60 days after this one and 49 in the 30 days before it.

After

  1. 5.7151 km S of ‘Ohonua, Tonga · 1170 days ago · 10 km deep · 83 km away
  2. 4.9155 km SSW of ‘Ohonua, Tonga · 1170 days ago · 10 km deep · 53 km away
  3. 4.6220 km SSW of ‘Ohonua, Tonga · 1138 days ago · 35 km deep · 29 km away
  4. 4.8102 km SSW of ‘Ohonua, Tonga · 1130 days ago · 41 km deep · 97 km away

Before

  1. 4.4208 km S of ‘Ohonua, Tonga · 1185 days ago · 10 km deep · 72 km away
  2. 4.6195 km S of ‘Ohonua, Tonga · 1188 days ago · 10 km deep · 86 km away
  3. 5.3273 km SSW of ‘Ohonua, Tonga · 1188 days ago · 10 km deep · 97 km away
  4. 4.5246 km SSW of ?Ohonua, Tonga · 1188 days ago · 22 km deep · 83 km away
  5. 4.7248 km S of ‘Ohonua, Tonga · 1189 days ago · 10 km deep · 98 km away
  6. 4.6231 km SSW of ‘Ohonua, Tonga · 1189 days ago · 35 km deep · 51 km away
  7. 4.8246 km SSW of ‘Ohonua, Tonga · 1189 days ago · 35 km deep · 87 km away
  8. 5.6249 km SSW of ‘Ohonua, Tonga · 1190 days ago · 9 km deep · 89 km away
  9. 4.6207 km SSW of ‘Ohonua, Tonga · 1190 days ago · 10 km deep · 68 km away
  10. 4.6249 km SSW of ‘Ohonua, Tonga · 1193 days ago · 17 km deep · 91 km away
  11. 4.7270 km SSW of ?Ohonua, Tonga · 1194 days ago · 10 km deep · 91 km away
  12. 4.8267 km SSW of ‘Ohonua, Tonga · 1200 days ago · 35 km deep · 90 km away
  13. 4.3246 km SSW of ‘Ohonua, Tonga · 1200 days ago · 30 km deep · 77 km away
  14. 4.4254 km SSW of ‘Ohonua, Tonga · 1200 days ago · 45 km deep · 72 km away
  15. 4.6273 km SSW of ‘Ohonua, Tonga · 1201 days ago · 10 km deep · 96 km away
  16. 4.4250 km SSW of ‘Ohonua, Tonga · 1203 days ago · 10 km deep · 77 km away
  17. 4.5south of the Fiji Islands · 1203 days ago · 10 km deep · 83 km away
  18. 4.4279 km SSW of ‘Ohonua, Tonga · 1203 days ago · 10 km deep · 98 km away
  19. 4.4251 km SSW of ‘Ohonua, Tonga · 1203 days ago · 10 km deep · 81 km away
  20. 3.7south of the Fiji Islands · 1203 days ago · 205 km deep · 72 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000kh48. Read Sat, Oct 3, 2026, 8:49 PM UTC.