Tonga earthquakes

M4.5 earthquake 99 km NNE of Hihifo, Tonga

A magnitude 4.5 earthquake struck 99 km NNE of Hihifo, Tonga on Sat, Jun 2, 2018, 6:20 AM GMT+13 (17:20 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.8 141 km SSW of Gataivai, Samoa. 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
2018-06-01 17:20:32 UTC
Depth
33.2 km (20.6 mi), shallow
Epicenter
15.145° S, 173.401° 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 10.1 km horizontally, 6.7 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
111°
Stations used
49

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 5.8141 km SSW of Gataivai, Samoa · 3045 days ago · 10 km deep · 58 km away
  2. 5.4133 km NNE of Hihifo, Tonga · 3045 days ago · 10 km deep · 36 km away
  3. 4.586 km NNE of Hihifo, Tonga · 3043 days ago · 10 km deep · 13 km away
  4. 5.0Samoa Islands region · 3038 days ago · 10 km deep · 33 km away
  5. 4.5129 km NNE of Hihifo, Tonga · 3036 days ago · 25 km deep · 30 km away
  6. 4.4119 km N of Hihifo, Tonga · 3033 days ago · 31 km deep · 35 km away
  7. 5.3117 km ENE of Hihifo, Tonga · 3032 days ago · 55 km deep · 67 km away · felt by 9
  8. 4.9124 km ENE of Hihifo, Tonga · 3021 days ago · 10 km deep · 95 km away
  9. 4.683 km NNE of Hihifo, Tonga · 3018 days ago · 35 km deep · 19 km away
  10. 4.878 km NNE of Hihifo, Tonga · 3010 days ago · 10 km deep · 24 km away · felt by 1
  11. 4.256 km NNE of Hihifo, Tonga · 3006 days ago · 90 km deep · 42 km away
  12. 4.5138 km SW of Gataivai, Samoa · 3006 days ago · 39 km deep · 57 km away
  13. 4.8136 km NE of Hihifo, Tonga · 2998 days ago · 10 km deep · 60 km away
  14. 4.623 km NNW of Hihifo, Tonga · 2995 days ago · 60 km deep · 84 km away

Before

  1. 4.7140 km ENE of Hihifo, Tonga · 3058 days ago · 10 km deep · 87 km away
  2. 4.567 km NE of Hihifo, Tonga · 3058 days ago · 35 km deep · 35 km away
  3. 5.2130 km ENE of Hihifo, Tonga · 3060 days ago · 10 km deep · 70 km away
  4. 4.680 km NE of Hihifo, Tonga · 3075 days ago · 10 km deep · 40 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000egv6. Read Sat, Oct 3, 2026, 2:15 PM UTC.