Tonga earthquakes

M4.5 earthquake 112 km NNE of Hihifo, Tonga

A magnitude 4.5 earthquake struck 112 km NNE of Hihifo, Tonga on Wed, Apr 12, 2023, 7:27 AM GMT+13 (18:27 UTC), 33 km (20 mi) below the surface.

A larger quake followed: M5.3 105 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
2023-04-11 18:27:42 UTC
Depth
32.6 km (20.2 mi), shallow
Epicenter
15.006° S, 173.428° 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 7.2 km horizontally, 2.3 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
61°
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: 10 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.9138 km NE of Hihifo, Tonga · 1255 days ago · 10 km deep · 68 km away
  2. 4.5105 km NE of Hihifo, Tonga · 1255 days ago · 10 km deep · 42 km away
  3. 4.076 km NNE of Hihifo, Tonga · 1240 days ago · 35 km deep · 39 km away
  4. 4.2Samoa Islands region · 1240 days ago · 47 km deep · 89 km away
  5. 4.6129 km NE of Hihifo, Tonga · 1232 days ago · 10 km deep · 34 km away
  6. 5.034 km NE of Hihifo, Tonga · 1229 days ago · 39 km deep · 83 km away · felt by 1
  7. 4.3106 km NNE of Hihifo, Tonga · 1225 days ago · 10 km deep · 5 km away
  8. 4.3102 km NE of Hihifo, Tonga · 1225 days ago · 18 km deep · 29 km away
  9. 5.3105 km NE of Hihifo, Tonga · 1216 days ago · 35 km deep · 35 km away
  10. 4.799 km NNE of Hihifo, Tonga · 1215 days ago · 10 km deep · 14 km away

Before

  1. 4.5136 km NE of Hihifo, Tonga · 1271 days ago · 10 km deep · 68 km away
  2. 4.4107 km NE of Hihifo, Tonga · 1273 days ago · 34 km deep · 55 km away
  3. 4.3114 km NNE of Hihifo, Tonga · 1275 days ago · 10 km deep · 7 km away
  4. 5.3107 km NE of Hihifo, Tonga · 1283 days ago · 14 km deep · 43 km away · felt by 2
  5. 4.5Samoa Islands region · 1285 days ago · 10 km deep · 35 km away
  6. 4.3110 km NNE of Hihifo, Tonga · 1287 days ago · 10 km deep · 17 km away
  7. 4.7106 km NNE of Hihifo, Tonga · 1297 days ago · 21 km deep · 7 km away
  8. 4.6114 km NNE of Hihifo, Tonga · 1297 days ago · 10 km deep · 14 km away
  9. 4.2118 km ENE of Hihifo, Tonga · 1299 days ago · 10 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000k5b4. Read Fri, Oct 2, 2026, 11:49 AM UTC.