M4.5 earthquake 151 km NW of Houma, Tonga
A magnitude 4.5 earthquake struck 151 km NW of Houma, Tonga on Tue, May 23, 2023, 11:51 PM GMT+13 (10:51 UTC), 215 km (134 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-05-23 10:51:39 UTC
- Depth
- 215.1 km (133.7 mi), intermediate-depth
- Epicenter
- 20.123° S, 176.233° 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 8.3 km horizontally, 6.4 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 56°
- Stations used
- 51
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 3 in the 30 days before it.
After
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000k38b. Read Fri, Oct 2, 2026, 8:24 PM UTC.