M4.5 earthquake 33 km NE of Neiafu, Tonga
A magnitude 4.5 earthquake struck 33 km NE of Neiafu, Tonga on Thu, Nov 4, 2021, 10:27 PM GMT+13 (09:27 UTC), 44 km (27 mi) below the surface.
A larger quake followed: M5.4 85 km SE of Neiafu, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 2021-11-04 09:27:52 UTC
- Depth
- 43.7 km (27.2 mi), shallow
- Epicenter
- 18.441° S, 173.758° 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 7.6 km horizontally, 10.1 km in depth
- Magnitude uncertainty
- ±0.22
- Depth from
- From location
- Station coverage gap
- 81°
- 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: 8 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.485 km SE of Neiafu, Tonga · 1788 days ago · 10 km deep · 97 km away
- 4.285 km NNW of Neiafu, Tonga · 1787 days ago · 67 km deep · 81 km away
- 4.6114 km NE of Neiafu, Tonga · 1764 days ago · 10 km deep · 81 km away
- 4.5103 km NNW of Neiafu, Tonga · 1760 days ago · 80 km deep · 96 km away
- 4.379 km NNE of Neiafu, Tonga · 1758 days ago · 35 km deep · 48 km away
- 4.558 km N of Neiafu, Tonga · 1743 days ago · 10 km deep · 45 km away
- 4.840 km ENE of Neiafu, Tonga · 1737 days ago · 29 km deep · 22 km away
- 4.668 km NNW of Neiafu, Tonga · 1732 days ago · 85 km deep · 64 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000fsqs. Read Wed, Sep 30, 2026, 6:15 AM UTC.