Tonga earthquakes

M4.5 earthquake 69 km NE of Hihifo, Tonga

A magnitude 4.5 earthquake struck 69 km NE of Hihifo, Tonga on Wed, Sep 6, 2023, 12:41 AM GMT+13 (11:41 UTC), 57 km (35 mi) below the surface.

A larger quake followed: M5.5 65 km NW 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
2023-09-05 11:41:19 UTC
Depth
56.5 km (35.1 mi), shallow
Epicenter
15.457° S, 173.406° 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 9.1 km horizontally, 2.4 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
108°
Stations used
52

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.322 km ESE of Hihifo, Tonga · 1112 days ago · 118 km deep · 71 km away
  2. 5.097 km NNE of Hihifo, Tonga · 1101 days ago · 16 km deep · 36 km away · felt by 1
  3. 4.90 km ENE of Hihifo, Tonga · 1097 days ago · 77 km deep · 69 km away
  4. 5.565 km NW of Hihifo, Tonga · 1088 days ago · 10 km deep · 88 km away
  5. 4.2125 km NNE of Hihifo, Tonga · 1082 days ago · 10 km deep · 67 km away
  6. 4.4119 km NNE of Hihifo, Tonga · 1082 days ago · 10 km deep · 65 km away
  7. 4.280 km NNW of Hihifo, Tonga · 1080 days ago · 61 km deep · 63 km away
  8. 4.3102 km NNE of Hihifo, Tonga · 1079 days ago · 10 km deep · 47 km away
  9. 4.6103 km E of Hihifo, Tonga · 1075 days ago · 10 km deep · 82 km away

Before

  1. 4.5111 km NNE of Hihifo, Tonga · 1127 days ago · 10 km deep · 53 km away
  2. 4.5138 km N of Hihifo, Tonga · 1132 days ago · 10 km deep · 90 km away
  3. 4.6Tonga · 1133 days ago · 67 km deep · 68 km away
  4. 4.4118 km NE of Hihifo, Tonga · 1139 days ago · 10 km deep · 50 km away
  5. 4.5141 km NE of Hihifo, Tonga · 1140 days ago · 10 km deep · 79 km away
  6. 4.4120 km NNE of Hihifo, Tonga · 1151 days ago · 37 km deep · 58 km away
  7. 6.1105 km NE of Hihifo, Tonga · 1151 days ago · 42 km deep · 36 km away · felt by 16
  8. 4.581 km NNW of Hihifo, Tonga · 1151 days ago · 138 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000kuac. Read Fri, Oct 2, 2026, 5:23 PM UTC.