M4.2 earthquake 160 km W of Neiafu, Tonga
A magnitude 4.2 earthquake struck 160 km W of Neiafu, Tonga on Sun, Aug 18, 2024, 7:04 AM GMT+13 (18:04 UTC), 224 km (139 mi) below the surface.
A larger quake followed: M4.3 106 km W 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
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2024-08-17 18:04:39 UTC
- Depth
- 223.8 km (139.1 mi), intermediate-depth
- Epicenter
- 18.522° S, 175.495° 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 13.1 km horizontally, 11.1 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 131°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.3106 km W of Neiafu, Tonga · 774 days ago · 112 km deep · 57 km away
- 4.3117 km NW of Neiafu, Tonga · 723 days ago · 237 km deep · 82 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000ncun. Read Sun, Oct 4, 2026, 8:53 AM UTC.