Tonga earthquakes

M4.4 earthquake 110 km NNE of Hihifo, Tonga

A magnitude 4.4 earthquake struck 110 km NNE of Hihifo, Tonga on Tue, Aug 11, 2020, 3:19 AM GMT+13 (14:19 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.6 79 km NNW 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, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-08-10 14:19:57 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.114° S, 173.243° 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 10.6 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.20
Depth from
Operator assigned
Station coverage gap
92°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 4.5Tonga · 2242 days ago · 104 km deep · 78 km away
  2. 4.6126 km NNE of Hihifo, Tonga · 2240 days ago · 10 km deep · 16 km away · felt by 1
  3. 4.831 km NNE of Hihifo, Tonga · 2239 days ago · 38 km deep · 80 km away · felt by 1
  4. 4.8111 km NE of Hihifo, Tonga · 2238 days ago · 10 km deep · 9 km away
  5. 4.6111 km NNE of Hihifo, Tonga · 2237 days ago · 10 km deep · 34 km away
  6. 5.679 km NNW of Hihifo, Tonga · 2229 days ago · 10 km deep · 93 km away
  7. 4.7102 km NNE of Hihifo, Tonga · 2223 days ago · 10 km deep · 25 km away
  8. 4.181 km NE of Hihifo, Tonga · 2217 days ago · 10 km deep · 29 km away
  9. 5.4123 km NE of Hihifo, Tonga · 2214 days ago · 25 km deep · 29 km away · felt by 2
  10. 4.7109 km NE of Hihifo, Tonga · 2208 days ago · 10 km deep · 37 km away
  11. 4.0121 km NNE of Hihifo, Tonga · 2206 days ago · 35 km deep · 27 km away
  12. 4.7106 km NNE of Hihifo, Tonga · 2205 days ago · 20 km deep · 25 km away
  13. 4.3108 km NNE of Hihifo, Tonga · 2197 days ago · 10 km deep · 21 km away
  14. 5.193 km NNW of Hihifo, Tonga · 2193 days ago · 10 km deep · 87 km away
  15. 4.6140 km NNE of Hihifo, Tonga · 2190 days ago · 10 km deep · 44 km away

Before

  1. 4.4115 km NE of Hihifo, Tonga · 2244 days ago · 10 km deep · 15 km away
  2. 4.3135 km NNE of Hihifo, Tonga · 2251 days ago · 10 km deep · 25 km away
  3. 4.6111 km NE of Hihifo, Tonga · 2252 days ago · 10 km deep · 11 km away
  4. 4.2138 km ENE of Hihifo, Tonga · 2258 days ago · 10 km deep · 61 km away
  5. 4.6113 km NE of Hihifo, Tonga · 2262 days ago · 10 km deep · 18 km away
  6. 4.4112 km NE of Hihifo, Tonga · 2263 days ago · 10 km deep · 4 km away
  7. 4.399 km NNE of Hihifo, Tonga · 2265 days ago · 10 km deep · 24 km away
  8. 4.3140 km NE of Hihifo, Tonga · 2266 days ago · 16 km deep · 56 km away
  9. 4.4155 km SSW of Lotofag?, Samoa · 2266 days ago · 10 km deep · 80 km away
  10. 4.9129 km NE of Hihifo, Tonga · 2266 days ago · 10 km deep · 31 km away
  11. 6.1141 km ENE of Hihifo, Tonga · 2266 days ago · 12 km deep · 61 km away · felt by 1 · tsunami flag
  12. 4.5143 km NE of Hihifo, Tonga · 2270 days ago · 10 km deep · 38 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000besc. Read Thu, Oct 1, 2026, 11:44 AM UTC.