Tonga earthquakes

M4.3 earthquake 125 km SSW of Hihifo, Tonga

A magnitude 4.3 earthquake struck 125 km SSW of Hihifo, Tonga on Wed, Jan 23, 2019, 1:29 AM GMT-12 (13:29 UTC), 183 km (114 mi) below the surface.

A larger quake followed: M5.3 79 km SSE of Hihifo, Tonga. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.3 (mb), light
Local time
UTC
2019-01-23 13:29:10 UTC
Depth
182.8 km (113.6 mi), intermediate-depth
Epicenter
17.003° S, 174.238° 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 8.7 km horizontally, 8.6 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
75°
Stations used
24

Nearby

Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.596 km SSE of Hihifo, Tonga · 2805 days ago · 72 km deep · 99 km away
  2. 5.379 km SSE of Hihifo, Tonga · 2796 days ago · 35 km deep · 82 km away
  3. 4.4104 km WSW of Hihifo, Tonga · 2792 days ago · 206 km deep · 93 km away
  4. 4.5120 km SW of Hihifo, Tonga · 2787 days ago · 185 km deep · 34 km away · felt by 1
  5. 4.664 km WSW of Hihifo, Tonga · 2772 days ago · 100 km deep · 94 km away
  6. 4.557 km SSE of Hihifo, Tonga · 2761 days ago · 100 km deep · 91 km away

Before

  1. 4.6129 km NNW of Neiafu, Tonga · 2820 days ago · 10 km deep · 57 km away
  2. 5.2113 km NNW of Neiafu, Tonga · 2820 days ago · 10 km deep · 75 km away
  3. 4.6148 km NW of Neiafu, Tonga · 2820 days ago · 10 km deep · 82 km away
  4. 5.0161 km NW of Neiafu, Tonga · 2828 days ago · 219 km deep · 82 km away
  5. 4.6154 km SSW of Hihifo, Tonga · 2831 days ago · 80 km deep · 30 km away
  6. 5.7148 km S of Hihifo, Tonga · 2833 days ago · 120 km deep · 39 km away · felt by 1
  7. 4.7137 km SSW of Hihifo, Tonga · 2835 days ago · 140 km deep · 16 km away
  8. 4.292 km S of Hihifo, Tonga · 2835 days ago · 156 km deep · 49 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000je52. Read Mon, Sep 28, 2026, 10:42 PM UTC.