M4.2 earthquake 103 km WSW of Houma, Tonga
A magnitude 4.2 earthquake struck 103 km WSW of Houma, Tonga on Wed, Nov 22, 2023, 4:07 AM GMT+13 (15:07 UTC), 101 km (63 mi) below the surface.
A larger quake followed: M5.8 116 km WSW of Houma, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-11-21 15:07:38 UTC
- Depth
- 101.4 km (63.0 mi), intermediate-depth
- Epicenter
- 21.650° S, 176.162° 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 14.2 km horizontally, 10.6 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 118°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.7188 km W of Houma, Tonga · 1018 days ago · 250 km deep · 98 km away
- 4.7100 km SW of Houma, Tonga · 1009 days ago · 146 km deep · 36 km away
- 5.7125 km W of Houma, Tonga · 1003 days ago · 197 km deep · 69 km away
- 5.8116 km WSW of Houma, Tonga · 989 days ago · 155 km deep · 16 km away · felt by 3
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000lqiy. Read Sat, Oct 3, 2026, 1:37 AM UTC.