Tonga earthquakes

M4.9 earthquake 124 km ENE of Hihifo, Tonga

A magnitude 4.9 earthquake struck 124 km ENE of Hihifo, Tonga on Tue, Jun 26, 2018, 6:43 PM GMT+13 (05:43 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.1 126 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
4.9 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-06-26 05:43:31 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.642° S, 172.677° 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 9.8 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.03
Depth from
Operator assigned
Station coverage gap
76°
Stations used
89

Nearest places

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

Nearby

Within 100 km, magnitude 1.9 and up: 6 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.878 km NNE of Hihifo, Tonga · 3011 days ago · 10 km deep · 83 km away · felt by 1
  2. 4.256 km NNE of Hihifo, Tonga · 3007 days ago · 90 km deep · 96 km away
  3. 4.8136 km NE of Hihifo, Tonga · 2998 days ago · 10 km deep · 59 km away
  4. 4.690 km NE of Hihifo, Tonga · 2985 days ago · 35 km deep · 53 km away
  5. 5.1126 km NE of Hihifo, Tonga · 2966 days ago · 10 km deep · 77 km away
  6. 4.6111 km ENE of Hihifo, Tonga · 2963 days ago · 10 km deep · 37 km away

Before

  1. 5.3117 km ENE of Hihifo, Tonga · 3033 days ago · 55 km deep · 31 km away · felt by 9
  2. 4.378 km ESE of Hihifo, Tonga · 3038 days ago · 39 km deep · 78 km away
  3. 4.677 km ESE of Hihifo, Tonga · 3038 days ago · 10 km deep · 91 km away
  4. 4.586 km NNE of Hihifo, Tonga · 3044 days ago · 10 km deep · 93 km away
  5. 4.698 km E of Hihifo, Tonga · 3045 days ago · 35 km deep · 57 km away
  6. 5.4133 km NNE of Hihifo, Tonga · 3046 days ago · 10 km deep · 94 km away
  7. 5.8141 km SSW of Gataivai, Samoa · 3046 days ago · 10 km deep · 80 km away
  8. 4.599 km NNE of Hihifo, Tonga · 3047 days ago · 33 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000f1yk. Read Sun, Oct 4, 2026, 7:10 AM UTC.