Tonga earthquakes

M4.4 earthquake 62 km SSW of Hihifo, Tonga

A magnitude 4.4 earthquake struck 62 km SSW of Hihifo, Tonga on Tue, Sep 22, 2020, 4:33 PM GMT+13 (03:33 UTC), 77 km (48 mi) below the surface.

A larger quake followed: M4.9 133 km SSW 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
4.4 (mb), light
Local time
UTC
2020-09-22 03:33:39 UTC
Depth
77.0 km (47.9 mi), intermediate-depth
Epicenter
16.448° S, 174.073° 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 11.4 km horizontally, 7.8 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
82°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.4138 km SW of Hihifo, Tonga · 2197 days ago · 213 km deep · 78 km away
  2. 4.770 km S of Hihifo, Tonga · 2179 days ago · 49 km deep · 43 km away
  3. 4.5110 km WSW of Hihifo, Tonga · 2177 days ago · 10 km deep · 83 km away
  4. 4.8148 km N of Neiafu, Tonga · 2177 days ago · 54 km deep · 99 km away
  5. 4.1111 km SSE of Hihifo, Tonga · 2175 days ago · 76 km deep · 81 km away
  6. 4.665 km S of Hihifo, Tonga · 2170 days ago · 70 km deep · 37 km away
  7. 4.2106 km SSW of Hihifo, Tonga · 2166 days ago · 141 km deep · 48 km away
  8. 4.9133 km SSW of Hihifo, Tonga · 2150 days ago · 134 km deep · 74 km away
  9. 4.3109 km SSE of Hihifo, Tonga · 2149 days ago · 32 km deep · 95 km away
  10. 4.377 km SW of Hihifo, Tonga · 2148 days ago · 110 km deep · 19 km away
  11. 4.917 km ENE of Hihifo, Tonga · 2145 days ago · 10 km deep · 76 km away
  12. 4.996 km SSE of Hihifo, Tonga · 2140 days ago · 84 km deep · 64 km away

Before

  1. 4.4143 km SSW of Hihifo, Tonga · 2205 days ago · 131 km deep · 82 km away
  2. 4.485 km SE of Hihifo, Tonga · 2210 days ago · 79 km deep · 85 km away
  3. 4.5145 km N of Neiafu, Tonga · 2215 days ago · 74 km deep · 99 km away
  4. 4.546 km SSW of Hihifo, Tonga · 2218 days ago · 59 km deep · 15 km away
  5. 4.570 km ESE of Hihifo, Tonga · 2228 days ago · 10 km deep · 100 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000c17e. Read Thu, Oct 1, 2026, 1:29 AM UTC.