Tonga earthquakes

M4.6 earthquake 94 km NE of Hihifo, Tonga

A magnitude 4.6 earthquake struck 94 km NE of Hihifo, Tonga on Fri, Mar 10, 2023, 5:23 AM GMT+13 (16:23 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.5 124 km ENE 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
2023-03-09 16:23:49 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.346° S, 173.176° 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 5.2 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
67°
Stations used
45

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 15 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.2118 km ENE of Hihifo, Tonga · 1299 days ago · 10 km deep · 53 km away
  2. 4.6114 km NNE of Hihifo, Tonga · 1297 days ago · 10 km deep · 60 km away
  3. 4.7106 km NNE of Hihifo, Tonga · 1297 days ago · 21 km deep · 47 km away
  4. 4.8122 km E of Hihifo, Tonga · 1296 days ago · 10 km deep · 75 km away
  5. 4.3110 km NNE of Hihifo, Tonga · 1287 days ago · 10 km deep · 32 km away
  6. 4.5Samoa Islands region · 1285 days ago · 10 km deep · 82 km away
  7. 5.3107 km NE of Hihifo, Tonga · 1283 days ago · 14 km deep · 13 km away · felt by 2
  8. 4.3114 km NNE of Hihifo, Tonga · 1275 days ago · 10 km deep · 54 km away
  9. 4.4107 km NE of Hihifo, Tonga · 1273 days ago · 34 km deep · 15 km away
  10. 4.5136 km NE of Hihifo, Tonga · 1271 days ago · 10 km deep · 43 km away
  11. 4.510 km N of Hihifo, Tonga · 1271 days ago · 143 km deep · 88 km away
  12. 4.5112 km NNE of Hihifo, Tonga · 1270 days ago · 33 km deep · 47 km away
  13. 4.9138 km NE of Hihifo, Tonga · 1255 days ago · 10 km deep · 45 km away
  14. 4.5105 km NE of Hihifo, Tonga · 1255 days ago · 10 km deep · 12 km away
  15. 5.5124 km ENE of Hihifo, Tonga · 1249 days ago · 32 km deep · 58 km away · felt by 1

Before

  1. 4.1132 km NNE of Hihifo, Tonga · 1305 days ago · 10 km deep · 45 km away
  2. 4.5Samoa Islands region · 1330 days ago · 10 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000jk2d. Read Fri, Oct 2, 2026, 8:14 AM UTC.