Tonga earthquakes

M4.5 earthquake 26 km WNW of Hihifo, Tonga

A magnitude 4.5 earthquake struck 26 km WNW of Hihifo, Tonga on Tue, Jan 19, 2021, 11:24 PM GMT+14 (09:24 UTC), 159 km (99 mi) below the surface.

A larger quake followed: M4.9 33 km NE 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2021-01-19 09:24:32 UTC
Depth
158.8 km (98.7 mi), intermediate-depth
Epicenter
15.823° S, 174.001° 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 8.3 km horizontally, 7.4 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
59°
Stations used
43

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.663 km N of Hihifo, Tonga · 2075 days ago · 85 km deep · 59 km away
  2. 4.581 km SW of Hihifo, Tonga · 2074 days ago · 74 km deep · 81 km away
  3. 4.570 km W of Hihifo, Tonga · 2074 days ago · 10 km deep · 49 km away
  4. 4.572 km ENE of Hihifo, Tonga · 2069 days ago · 10 km deep · 88 km away
  5. 4.860 km ESE of Hihifo, Tonga · 2063 days ago · 10 km deep · 86 km away
  6. 4.933 km NE of Hihifo, Tonga · 2063 days ago · 37 km deep · 45 km away
  7. 4.3119 km W of Hihifo, Tonga · 2053 days ago · 290 km deep · 99 km away
  8. 4.515 km SSE of Hihifo, Tonga · 2046 days ago · 110 km deep · 39 km away
  9. 4.663 km SSE of Hihifo, Tonga · 2033 days ago · 7 km deep · 87 km away
  10. 4.4109 km W of Hihifo, Tonga · 2031 days ago · 132 km deep · 89 km away
  11. 4.323 km W of Hihifo, Tonga · 2025 days ago · 110 km deep · 16 km away

Before

  1. 4.983 km NE of Hihifo, Tonga · 2083 days ago · 10 km deep · 95 km away
  2. 4.450 km N of Hihifo, Tonga · 2084 days ago · 62 km deep · 39 km away
  3. 4.197 km WNW of Hihifo, Tonga · 2087 days ago · 253 km deep · 73 km away
  4. 4.295 km WSW of Hihifo, Tonga · 2089 days ago · 302 km deep · 80 km away
  5. 4.2115 km WNW of Hihifo, Tonga · 2096 days ago · 266 km deep · 90 km away
  6. 4.313 km SE of Hihifo, Tonga · 2105 days ago · 98 km deep · 39 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000d1c8. Read Fri, Oct 2, 2026, 8:44 PM UTC.