Tonga earthquakes

M4.6 earthquake 129 km NE of Hihifo, Tonga

A magnitude 4.6 earthquake struck 129 km NE of Hihifo, Tonga on Fri, May 19, 2023, 11:16 PM GMT+13 (10:16 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.7 126 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
4.6 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-05-19 10:16:59 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
14.992° S, 173.116° 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 6.9 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.18
Depth from
Operator assigned
Station coverage gap
149°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 13 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 5.034 km NE of Hihifo, Tonga · 1229 days ago · 39 km deep · 96 km away · felt by 1
  2. 4.3106 km NNE of Hihifo, Tonga · 1225 days ago · 10 km deep · 35 km away
  3. 4.3102 km NE of Hihifo, Tonga · 1225 days ago · 18 km deep · 27 km away
  4. 5.3105 km NE of Hihifo, Tonga · 1216 days ago · 35 km deep · 25 km away
  5. 4.799 km NNE of Hihifo, Tonga · 1215 days ago · 10 km deep · 44 km away
  6. 4.558 km N of Hihifo, Tonga · 1207 days ago · 79 km deep · 82 km away
  7. 4.5138 km NE of Hihifo, Tonga · 1203 days ago · 10 km deep · 11 km away
  8. 5.7126 km NNE of Hihifo, Tonga · 1203 days ago · 8 km deep · 18 km away
  9. 4.4117 km NE of Hihifo, Tonga · 1199 days ago · 10 km deep · 17 km away
  10. 4.534 km NE of Hihifo, Tonga · 1197 days ago · 21 km deep · 97 km away
  11. 5.4123 km NE of Hihifo, Tonga · 1197 days ago · 35 km deep · 23 km away · felt by 3
  12. 4.277 km N of Hihifo, Tonga · 1183 days ago · 35 km deep · 85 km away
  13. 4.563 km NNE of Hihifo, Tonga · 1178 days ago · 35 km deep · 68 km away

Before

  1. 4.2Samoa Islands region · 1240 days ago · 47 km deep · 70 km away
  2. 4.076 km NNE of Hihifo, Tonga · 1240 days ago · 35 km deep · 53 km away
  3. 5.5124 km ENE of Hihifo, Tonga · 1249 days ago · 32 km deep · 80 km away · felt by 1
  4. 4.5105 km NE of Hihifo, Tonga · 1255 days ago · 10 km deep · 28 km away
  5. 4.9138 km NE of Hihifo, Tonga · 1255 days ago · 10 km deep · 37 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000k3rm. Read Fri, Oct 2, 2026, 12:00 PM UTC.