Tonga earthquakes

M4.2 earthquake 106 km SSW of Hihifo, Tonga

A magnitude 4.2 earthquake struck 106 km SSW of Hihifo, Tonga on Sun, Oct 25, 2020, 9:43 PM GMT-12 (09:43 UTC), 141 km (88 mi) below the surface.

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

More 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
4.2 (mb), light
Local time
UTC
2020-10-26 09:43:49 UTC
Depth
140.9 km (87.5 mi), intermediate-depth
Epicenter
16.884° S, 174.051° 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 12.0 km horizontally, 8.7 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
125°
Stations used
18

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.9133 km SSW of Hihifo, Tonga · 2150 days ago · 134 km deep · 27 km away
  2. 4.3109 km SSE of Hihifo, Tonga · 2149 days ago · 32 km deep · 85 km away
  3. 4.377 km SW of Hihifo, Tonga · 2147 days ago · 110 km deep · 46 km away
  4. 4.996 km SSE of Hihifo, Tonga · 2140 days ago · 84 km deep · 48 km away
  5. 4.7100 km SSE of Hihifo, Tonga · 2139 days ago · 83 km deep · 70 km away
  6. 4.695 km SSE of Hihifo, Tonga · 2134 days ago · 10 km deep · 56 km away
  7. 4.693 km SSE of Hihifo, Tonga · 2134 days ago · 19 km deep · 56 km away
  8. 5.0142 km NNW of Neiafu, Tonga · 2130 days ago · 10 km deep · 96 km away
  9. 4.136 km SW of Hihifo, Tonga · 2128 days ago · 85 km deep · 75 km away
  10. 5.198 km SE of Hihifo, Tonga · 2117 days ago · 10 km deep · 93 km away
  11. 4.3135 km SSW of Hihifo, Tonga · 2115 days ago · 84 km deep · 31 km away
  12. 4.3139 km N of Neiafu, Tonga · 2108 days ago · 549 km deep · 59 km away

Before

  1. 4.665 km S of Hihifo, Tonga · 2170 days ago · 70 km deep · 51 km away
  2. 4.1111 km SSE of Hihifo, Tonga · 2175 days ago · 76 km deep · 59 km away
  3. 4.8148 km N of Neiafu, Tonga · 2176 days ago · 54 km deep · 52 km away
  4. 4.770 km S of Hihifo, Tonga · 2179 days ago · 49 km deep · 51 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000c816. Read Wed, Sep 30, 2026, 11:32 AM UTC.