Tonga earthquakes

M4.4 earthquake 64 km S of Neiafu, Tonga

A magnitude 4.4 earthquake struck 64 km S of Neiafu, Tonga on Wed, Oct 7, 2020, 7:28 PM GMT+13 (06:28 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.0 62 km NE of Pangai, Tonga. This one was a foreshock.

Nuku‘alofa forecastMore in Tonga

Map

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

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The earthquake

Magnitude
4.4 (mb), light
Local time
UTC
2020-10-07 06:28:17 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
19.231° S, 174.057° 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 7.8 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.22
Depth from
Operator assigned
Station coverage gap
122°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 4.863 km NNE of Pangai, Tonga · 2181 days ago · 10 km deep · 17 km away
  2. 4.1Tonga · 2172 days ago · 23 km deep · 22 km away
  3. 5.062 km NE of Pangai, Tonga · 2170 days ago · 10 km deep · 17 km away
  4. 4.391 km ESE of Neiafu, Tonga · 2159 days ago · 10 km deep · 91 km away
  5. 4.478 km ESE of Neiafu, Tonga · 2140 days ago · 10 km deep · 95 km away
  6. 4.576 km SSE of Neiafu, Tonga · 2127 days ago · 35 km deep · 29 km away
  7. 4.449 km NE of Pangai, Tonga · 2123 days ago · 35 km deep · 34 km away

Before

  1. 4.673 km NE of Pangai, Tonga · 2184 days ago · 35 km deep · 32 km away
  2. 4.948 km NE of Pangai, Tonga · 2185 days ago · 35 km deep · 25 km away · felt by 1
  3. 4.945 km NNE of Pangai, Tonga · 2188 days ago · 35 km deep · 26 km away · felt by 1
  4. 4.661 km S of Neiafu, Tonga · 2189 days ago · 35 km deep · 5 km away
  5. 4.458 km NNE of Pangai, Tonga · 2189 days ago · 35 km deep · 16 km away
  6. 4.463 km SSW of Neiafu, Tonga · 2189 days ago · 27 km deep · 12 km away
  7. 4.634 km NE of Pangai, Tonga · 2189 days ago · 35 km deep · 43 km away
  8. 4.247 km NE of Pangai, Tonga · 2189 days ago · 35 km deep · 37 km away
  9. 4.747 km NNE of Pangai, Tonga · 2189 days ago · 35 km deep · 24 km away
  10. 4.656 km N of Pangai, Tonga · 2189 days ago · 35 km deep · 24 km away
  11. 4.459 km NE of Pangai, Tonga · 2189 days ago · 35 km deep · 19 km away
  12. 6.439 km NE of Pangai, Tonga · 2189 days ago · 28 km deep · 35 km away · felt by 9 · tsunami flag

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000c7sh. Read Tue, Sep 29, 2026, 9:49 AM UTC.