M4.3 earthquake 13 km E of Hihifo, Tonga
A magnitude 4.3 earthquake struck 13 km E of Hihifo, Tonga on Wed, Nov 3, 2021, 3:49 AM GMT+13 (14:49 UTC), 71 km (44 mi) below the surface.
A larger quake followed: M4.8 75 km E of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 2021-11-02 14:49:49 UTC
- Depth
- 71.3 km (44.3 mi), intermediate-depth
- Epicenter
- 15.976° S, 173.674° 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, 8.8 km in depth
- Magnitude uncertainty
- ±0.18
- Depth from
- From location
- Station coverage gap
- 139°
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.774 km SSE of Hihifo, Tonga · 1793 days ago · 10 km deep · 70 km away
- 4.294 km NE of Hihifo, Tonga · 1792 days ago · 10 km deep · 86 km away
- 4.636 km SSE of Hihifo, Tonga · 1789 days ago · 73 km deep · 30 km away
- 4.875 km E of Hihifo, Tonga · 1782 days ago · 10 km deep · 62 km away
- 4.385 km NNE of Hihifo, Tonga · 1774 days ago · 35 km deep · 83 km away
- 4.858 km N of Hihifo, Tonga · 1772 days ago · 10 km deep · 60 km away
- 4.695 km SE of Hihifo, Tonga · 1746 days ago · 10 km deep · 86 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000frsk. Read Wed, Sep 30, 2026, 8:10 AM UTC.