Tonga earthquakes

M4.1 earthquake 36 km SW of Hihifo, Tonga

A magnitude 4.1 earthquake struck 36 km SW of Hihifo, Tonga on Wed, Dec 2, 2020, 4:22 PM GMT+14 (02:22 UTC), 85 km (53 mi) below the surface.

A larger quake followed: M5.1 98 km SE of Hihifo, Tonga. This one was a foreshock.

Apia forecastMore in Tonga

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
4.1 (mb), light
Local time
UTC
2020-12-02 02:22:46 UTC
Depth
84.8 km (52.7 mi), intermediate-depth
Epicenter
16.214° S, 174.006° 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 12.4 km horizontally, 7.8 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
113°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 5.198 km SE of Hihifo, Tonga · 2117 days ago · 10 km deep · 97 km away
  2. 4.313 km SE of Hihifo, Tonga · 2103 days ago · 98 km deep · 39 km away
  3. 4.6120 km SSW of Hihifo, Tonga · 2088 days ago · 148 km deep · 89 km away
  4. 4.295 km WSW of Hihifo, Tonga · 2087 days ago · 302 km deep · 70 km away
  5. 4.197 km WNW of Hihifo, Tonga · 2085 days ago · 253 km deep · 88 km away
  6. 4.450 km N of Hihifo, Tonga · 2082 days ago · 62 km deep · 81 km away
  7. 4.526 km WNW of Hihifo, Tonga · 2080 days ago · 159 km deep · 43 km away
  8. 4.663 km N of Hihifo, Tonga · 2073 days ago · 85 km deep · 98 km away
  9. 4.581 km SW of Hihifo, Tonga · 2072 days ago · 74 km deep · 45 km away
  10. 4.570 km W of Hihifo, Tonga · 2072 days ago · 10 km deep · 59 km away

Before

  1. 4.693 km SSE of Hihifo, Tonga · 2134 days ago · 19 km deep · 78 km away
  2. 4.695 km SSE of Hihifo, Tonga · 2134 days ago · 10 km deep · 81 km away
  3. 4.478 km ESE of Hihifo, Tonga · 2136 days ago · 10 km deep · 98 km away
  4. 4.7100 km SSE of Hihifo, Tonga · 2140 days ago · 83 km deep · 90 km away
  5. 4.996 km SSE of Hihifo, Tonga · 2140 days ago · 84 km deep · 78 km away
  6. 4.917 km ENE of Hihifo, Tonga · 2144 days ago · 10 km deep · 52 km away
  7. 4.377 km SW of Hihifo, Tonga · 2147 days ago · 110 km deep · 42 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000cn29. Read Wed, Sep 30, 2026, 4:19 PM UTC.